1 | // SPDX-License-Identifier: GPL-2.0 |
2 | |
3 | // Generated by scripts/atomic/gen-atomic-instrumented.sh |
4 | // DO NOT MODIFY THIS FILE DIRECTLY |
5 | |
6 | /* |
7 | * This file provoides atomic operations with explicit instrumentation (e.g. |
8 | * KASAN, KCSAN), which should be used unless it is necessary to avoid |
9 | * instrumentation. Where it is necessary to aovid instrumenation, the |
10 | * raw_atomic*() operations should be used. |
11 | */ |
12 | #ifndef _LINUX_ATOMIC_INSTRUMENTED_H |
13 | #define _LINUX_ATOMIC_INSTRUMENTED_H |
14 | |
15 | #include <linux/build_bug.h> |
16 | #include <linux/compiler.h> |
17 | #include <linux/instrumented.h> |
18 | |
19 | /** |
20 | * atomic_read() - atomic load with relaxed ordering |
21 | * @v: pointer to atomic_t |
22 | * |
23 | * Atomically loads the value of @v with relaxed ordering. |
24 | * |
25 | * Unsafe to use in noinstr code; use raw_atomic_read() there. |
26 | * |
27 | * Return: The value loaded from @v. |
28 | */ |
29 | static __always_inline int |
30 | atomic_read(const atomic_t *v) |
31 | { |
32 | instrument_atomic_read(v, size: sizeof(*v)); |
33 | return raw_atomic_read(v); |
34 | } |
35 | |
36 | /** |
37 | * atomic_read_acquire() - atomic load with acquire ordering |
38 | * @v: pointer to atomic_t |
39 | * |
40 | * Atomically loads the value of @v with acquire ordering. |
41 | * |
42 | * Unsafe to use in noinstr code; use raw_atomic_read_acquire() there. |
43 | * |
44 | * Return: The value loaded from @v. |
45 | */ |
46 | static __always_inline int |
47 | atomic_read_acquire(const atomic_t *v) |
48 | { |
49 | instrument_atomic_read(v, size: sizeof(*v)); |
50 | return raw_atomic_read_acquire(v); |
51 | } |
52 | |
53 | /** |
54 | * atomic_set() - atomic set with relaxed ordering |
55 | * @v: pointer to atomic_t |
56 | * @i: int value to assign |
57 | * |
58 | * Atomically sets @v to @i with relaxed ordering. |
59 | * |
60 | * Unsafe to use in noinstr code; use raw_atomic_set() there. |
61 | * |
62 | * Return: Nothing. |
63 | */ |
64 | static __always_inline void |
65 | atomic_set(atomic_t *v, int i) |
66 | { |
67 | instrument_atomic_write(v, size: sizeof(*v)); |
68 | raw_atomic_set(v, i); |
69 | } |
70 | |
71 | /** |
72 | * atomic_set_release() - atomic set with release ordering |
73 | * @v: pointer to atomic_t |
74 | * @i: int value to assign |
75 | * |
76 | * Atomically sets @v to @i with release ordering. |
77 | * |
78 | * Unsafe to use in noinstr code; use raw_atomic_set_release() there. |
79 | * |
80 | * Return: Nothing. |
81 | */ |
82 | static __always_inline void |
83 | atomic_set_release(atomic_t *v, int i) |
84 | { |
85 | kcsan_release(); |
86 | instrument_atomic_write(v, size: sizeof(*v)); |
87 | raw_atomic_set_release(v, i); |
88 | } |
89 | |
90 | /** |
91 | * atomic_add() - atomic add with relaxed ordering |
92 | * @i: int value to add |
93 | * @v: pointer to atomic_t |
94 | * |
95 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
96 | * |
97 | * Unsafe to use in noinstr code; use raw_atomic_add() there. |
98 | * |
99 | * Return: Nothing. |
100 | */ |
101 | static __always_inline void |
102 | atomic_add(int i, atomic_t *v) |
103 | { |
104 | instrument_atomic_read_write(v, size: sizeof(*v)); |
105 | raw_atomic_add(i, v); |
106 | } |
107 | |
108 | /** |
109 | * atomic_add_return() - atomic add with full ordering |
110 | * @i: int value to add |
111 | * @v: pointer to atomic_t |
112 | * |
113 | * Atomically updates @v to (@v + @i) with full ordering. |
114 | * |
115 | * Unsafe to use in noinstr code; use raw_atomic_add_return() there. |
116 | * |
117 | * Return: The updated value of @v. |
118 | */ |
119 | static __always_inline int |
120 | atomic_add_return(int i, atomic_t *v) |
121 | { |
122 | kcsan_mb(); |
123 | instrument_atomic_read_write(v, size: sizeof(*v)); |
124 | return raw_atomic_add_return(i, v); |
125 | } |
126 | |
127 | /** |
128 | * atomic_add_return_acquire() - atomic add with acquire ordering |
129 | * @i: int value to add |
130 | * @v: pointer to atomic_t |
131 | * |
132 | * Atomically updates @v to (@v + @i) with acquire ordering. |
133 | * |
134 | * Unsafe to use in noinstr code; use raw_atomic_add_return_acquire() there. |
135 | * |
136 | * Return: The updated value of @v. |
137 | */ |
138 | static __always_inline int |
139 | atomic_add_return_acquire(int i, atomic_t *v) |
140 | { |
141 | instrument_atomic_read_write(v, size: sizeof(*v)); |
142 | return raw_atomic_add_return_acquire(i, v); |
143 | } |
144 | |
145 | /** |
146 | * atomic_add_return_release() - atomic add with release ordering |
147 | * @i: int value to add |
148 | * @v: pointer to atomic_t |
149 | * |
150 | * Atomically updates @v to (@v + @i) with release ordering. |
151 | * |
152 | * Unsafe to use in noinstr code; use raw_atomic_add_return_release() there. |
153 | * |
154 | * Return: The updated value of @v. |
155 | */ |
156 | static __always_inline int |
157 | atomic_add_return_release(int i, atomic_t *v) |
158 | { |
159 | kcsan_release(); |
160 | instrument_atomic_read_write(v, size: sizeof(*v)); |
161 | return raw_atomic_add_return_release(i, v); |
162 | } |
163 | |
164 | /** |
165 | * atomic_add_return_relaxed() - atomic add with relaxed ordering |
166 | * @i: int value to add |
167 | * @v: pointer to atomic_t |
168 | * |
169 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
170 | * |
171 | * Unsafe to use in noinstr code; use raw_atomic_add_return_relaxed() there. |
172 | * |
173 | * Return: The updated value of @v. |
174 | */ |
175 | static __always_inline int |
176 | atomic_add_return_relaxed(int i, atomic_t *v) |
177 | { |
178 | instrument_atomic_read_write(v, size: sizeof(*v)); |
179 | return raw_atomic_add_return_relaxed(i, v); |
180 | } |
181 | |
182 | /** |
183 | * atomic_fetch_add() - atomic add with full ordering |
184 | * @i: int value to add |
185 | * @v: pointer to atomic_t |
186 | * |
187 | * Atomically updates @v to (@v + @i) with full ordering. |
188 | * |
189 | * Unsafe to use in noinstr code; use raw_atomic_fetch_add() there. |
190 | * |
191 | * Return: The original value of @v. |
192 | */ |
193 | static __always_inline int |
194 | atomic_fetch_add(int i, atomic_t *v) |
195 | { |
196 | kcsan_mb(); |
197 | instrument_atomic_read_write(v, size: sizeof(*v)); |
198 | return raw_atomic_fetch_add(i, v); |
199 | } |
200 | |
201 | /** |
202 | * atomic_fetch_add_acquire() - atomic add with acquire ordering |
203 | * @i: int value to add |
204 | * @v: pointer to atomic_t |
205 | * |
206 | * Atomically updates @v to (@v + @i) with acquire ordering. |
207 | * |
208 | * Unsafe to use in noinstr code; use raw_atomic_fetch_add_acquire() there. |
209 | * |
210 | * Return: The original value of @v. |
211 | */ |
212 | static __always_inline int |
213 | atomic_fetch_add_acquire(int i, atomic_t *v) |
214 | { |
215 | instrument_atomic_read_write(v, size: sizeof(*v)); |
216 | return raw_atomic_fetch_add_acquire(i, v); |
217 | } |
218 | |
219 | /** |
220 | * atomic_fetch_add_release() - atomic add with release ordering |
221 | * @i: int value to add |
222 | * @v: pointer to atomic_t |
223 | * |
224 | * Atomically updates @v to (@v + @i) with release ordering. |
225 | * |
226 | * Unsafe to use in noinstr code; use raw_atomic_fetch_add_release() there. |
227 | * |
228 | * Return: The original value of @v. |
229 | */ |
230 | static __always_inline int |
231 | atomic_fetch_add_release(int i, atomic_t *v) |
232 | { |
233 | kcsan_release(); |
234 | instrument_atomic_read_write(v, size: sizeof(*v)); |
235 | return raw_atomic_fetch_add_release(i, v); |
236 | } |
237 | |
238 | /** |
239 | * atomic_fetch_add_relaxed() - atomic add with relaxed ordering |
240 | * @i: int value to add |
241 | * @v: pointer to atomic_t |
242 | * |
243 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
244 | * |
245 | * Unsafe to use in noinstr code; use raw_atomic_fetch_add_relaxed() there. |
246 | * |
247 | * Return: The original value of @v. |
248 | */ |
249 | static __always_inline int |
250 | atomic_fetch_add_relaxed(int i, atomic_t *v) |
251 | { |
252 | instrument_atomic_read_write(v, size: sizeof(*v)); |
253 | return raw_atomic_fetch_add_relaxed(i, v); |
254 | } |
255 | |
256 | /** |
257 | * atomic_sub() - atomic subtract with relaxed ordering |
258 | * @i: int value to subtract |
259 | * @v: pointer to atomic_t |
260 | * |
261 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
262 | * |
263 | * Unsafe to use in noinstr code; use raw_atomic_sub() there. |
264 | * |
265 | * Return: Nothing. |
266 | */ |
267 | static __always_inline void |
268 | atomic_sub(int i, atomic_t *v) |
269 | { |
270 | instrument_atomic_read_write(v, size: sizeof(*v)); |
271 | raw_atomic_sub(i, v); |
272 | } |
273 | |
274 | /** |
275 | * atomic_sub_return() - atomic subtract with full ordering |
276 | * @i: int value to subtract |
277 | * @v: pointer to atomic_t |
278 | * |
279 | * Atomically updates @v to (@v - @i) with full ordering. |
280 | * |
281 | * Unsafe to use in noinstr code; use raw_atomic_sub_return() there. |
282 | * |
283 | * Return: The updated value of @v. |
284 | */ |
285 | static __always_inline int |
286 | atomic_sub_return(int i, atomic_t *v) |
287 | { |
288 | kcsan_mb(); |
289 | instrument_atomic_read_write(v, size: sizeof(*v)); |
290 | return raw_atomic_sub_return(i, v); |
291 | } |
292 | |
293 | /** |
294 | * atomic_sub_return_acquire() - atomic subtract with acquire ordering |
295 | * @i: int value to subtract |
296 | * @v: pointer to atomic_t |
297 | * |
298 | * Atomically updates @v to (@v - @i) with acquire ordering. |
299 | * |
300 | * Unsafe to use in noinstr code; use raw_atomic_sub_return_acquire() there. |
301 | * |
302 | * Return: The updated value of @v. |
303 | */ |
304 | static __always_inline int |
305 | atomic_sub_return_acquire(int i, atomic_t *v) |
306 | { |
307 | instrument_atomic_read_write(v, size: sizeof(*v)); |
308 | return raw_atomic_sub_return_acquire(i, v); |
309 | } |
310 | |
311 | /** |
312 | * atomic_sub_return_release() - atomic subtract with release ordering |
313 | * @i: int value to subtract |
314 | * @v: pointer to atomic_t |
315 | * |
316 | * Atomically updates @v to (@v - @i) with release ordering. |
317 | * |
318 | * Unsafe to use in noinstr code; use raw_atomic_sub_return_release() there. |
319 | * |
320 | * Return: The updated value of @v. |
321 | */ |
322 | static __always_inline int |
323 | atomic_sub_return_release(int i, atomic_t *v) |
324 | { |
325 | kcsan_release(); |
326 | instrument_atomic_read_write(v, size: sizeof(*v)); |
327 | return raw_atomic_sub_return_release(i, v); |
328 | } |
329 | |
330 | /** |
331 | * atomic_sub_return_relaxed() - atomic subtract with relaxed ordering |
332 | * @i: int value to subtract |
333 | * @v: pointer to atomic_t |
334 | * |
335 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
336 | * |
337 | * Unsafe to use in noinstr code; use raw_atomic_sub_return_relaxed() there. |
338 | * |
339 | * Return: The updated value of @v. |
340 | */ |
341 | static __always_inline int |
342 | atomic_sub_return_relaxed(int i, atomic_t *v) |
343 | { |
344 | instrument_atomic_read_write(v, size: sizeof(*v)); |
345 | return raw_atomic_sub_return_relaxed(i, v); |
346 | } |
347 | |
348 | /** |
349 | * atomic_fetch_sub() - atomic subtract with full ordering |
350 | * @i: int value to subtract |
351 | * @v: pointer to atomic_t |
352 | * |
353 | * Atomically updates @v to (@v - @i) with full ordering. |
354 | * |
355 | * Unsafe to use in noinstr code; use raw_atomic_fetch_sub() there. |
356 | * |
357 | * Return: The original value of @v. |
358 | */ |
359 | static __always_inline int |
360 | atomic_fetch_sub(int i, atomic_t *v) |
361 | { |
362 | kcsan_mb(); |
363 | instrument_atomic_read_write(v, size: sizeof(*v)); |
364 | return raw_atomic_fetch_sub(i, v); |
365 | } |
366 | |
367 | /** |
368 | * atomic_fetch_sub_acquire() - atomic subtract with acquire ordering |
369 | * @i: int value to subtract |
370 | * @v: pointer to atomic_t |
371 | * |
372 | * Atomically updates @v to (@v - @i) with acquire ordering. |
373 | * |
374 | * Unsafe to use in noinstr code; use raw_atomic_fetch_sub_acquire() there. |
375 | * |
376 | * Return: The original value of @v. |
377 | */ |
378 | static __always_inline int |
379 | atomic_fetch_sub_acquire(int i, atomic_t *v) |
380 | { |
381 | instrument_atomic_read_write(v, size: sizeof(*v)); |
382 | return raw_atomic_fetch_sub_acquire(i, v); |
383 | } |
384 | |
385 | /** |
386 | * atomic_fetch_sub_release() - atomic subtract with release ordering |
387 | * @i: int value to subtract |
388 | * @v: pointer to atomic_t |
389 | * |
390 | * Atomically updates @v to (@v - @i) with release ordering. |
391 | * |
392 | * Unsafe to use in noinstr code; use raw_atomic_fetch_sub_release() there. |
393 | * |
394 | * Return: The original value of @v. |
395 | */ |
396 | static __always_inline int |
397 | atomic_fetch_sub_release(int i, atomic_t *v) |
398 | { |
399 | kcsan_release(); |
400 | instrument_atomic_read_write(v, size: sizeof(*v)); |
401 | return raw_atomic_fetch_sub_release(i, v); |
402 | } |
403 | |
404 | /** |
405 | * atomic_fetch_sub_relaxed() - atomic subtract with relaxed ordering |
406 | * @i: int value to subtract |
407 | * @v: pointer to atomic_t |
408 | * |
409 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
410 | * |
411 | * Unsafe to use in noinstr code; use raw_atomic_fetch_sub_relaxed() there. |
412 | * |
413 | * Return: The original value of @v. |
414 | */ |
415 | static __always_inline int |
416 | atomic_fetch_sub_relaxed(int i, atomic_t *v) |
417 | { |
418 | instrument_atomic_read_write(v, size: sizeof(*v)); |
419 | return raw_atomic_fetch_sub_relaxed(i, v); |
420 | } |
421 | |
422 | /** |
423 | * atomic_inc() - atomic increment with relaxed ordering |
424 | * @v: pointer to atomic_t |
425 | * |
426 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
427 | * |
428 | * Unsafe to use in noinstr code; use raw_atomic_inc() there. |
429 | * |
430 | * Return: Nothing. |
431 | */ |
432 | static __always_inline void |
433 | atomic_inc(atomic_t *v) |
434 | { |
435 | instrument_atomic_read_write(v, size: sizeof(*v)); |
436 | raw_atomic_inc(v); |
437 | } |
438 | |
439 | /** |
440 | * atomic_inc_return() - atomic increment with full ordering |
441 | * @v: pointer to atomic_t |
442 | * |
443 | * Atomically updates @v to (@v + 1) with full ordering. |
444 | * |
445 | * Unsafe to use in noinstr code; use raw_atomic_inc_return() there. |
446 | * |
447 | * Return: The updated value of @v. |
448 | */ |
449 | static __always_inline int |
450 | atomic_inc_return(atomic_t *v) |
451 | { |
452 | kcsan_mb(); |
453 | instrument_atomic_read_write(v, size: sizeof(*v)); |
454 | return raw_atomic_inc_return(v); |
455 | } |
456 | |
457 | /** |
458 | * atomic_inc_return_acquire() - atomic increment with acquire ordering |
459 | * @v: pointer to atomic_t |
460 | * |
461 | * Atomically updates @v to (@v + 1) with acquire ordering. |
462 | * |
463 | * Unsafe to use in noinstr code; use raw_atomic_inc_return_acquire() there. |
464 | * |
465 | * Return: The updated value of @v. |
466 | */ |
467 | static __always_inline int |
468 | atomic_inc_return_acquire(atomic_t *v) |
469 | { |
470 | instrument_atomic_read_write(v, size: sizeof(*v)); |
471 | return raw_atomic_inc_return_acquire(v); |
472 | } |
473 | |
474 | /** |
475 | * atomic_inc_return_release() - atomic increment with release ordering |
476 | * @v: pointer to atomic_t |
477 | * |
478 | * Atomically updates @v to (@v + 1) with release ordering. |
479 | * |
480 | * Unsafe to use in noinstr code; use raw_atomic_inc_return_release() there. |
481 | * |
482 | * Return: The updated value of @v. |
483 | */ |
484 | static __always_inline int |
485 | atomic_inc_return_release(atomic_t *v) |
486 | { |
487 | kcsan_release(); |
488 | instrument_atomic_read_write(v, size: sizeof(*v)); |
489 | return raw_atomic_inc_return_release(v); |
490 | } |
491 | |
492 | /** |
493 | * atomic_inc_return_relaxed() - atomic increment with relaxed ordering |
494 | * @v: pointer to atomic_t |
495 | * |
496 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
497 | * |
498 | * Unsafe to use in noinstr code; use raw_atomic_inc_return_relaxed() there. |
499 | * |
500 | * Return: The updated value of @v. |
501 | */ |
502 | static __always_inline int |
503 | atomic_inc_return_relaxed(atomic_t *v) |
504 | { |
505 | instrument_atomic_read_write(v, size: sizeof(*v)); |
506 | return raw_atomic_inc_return_relaxed(v); |
507 | } |
508 | |
509 | /** |
510 | * atomic_fetch_inc() - atomic increment with full ordering |
511 | * @v: pointer to atomic_t |
512 | * |
513 | * Atomically updates @v to (@v + 1) with full ordering. |
514 | * |
515 | * Unsafe to use in noinstr code; use raw_atomic_fetch_inc() there. |
516 | * |
517 | * Return: The original value of @v. |
518 | */ |
519 | static __always_inline int |
520 | atomic_fetch_inc(atomic_t *v) |
521 | { |
522 | kcsan_mb(); |
523 | instrument_atomic_read_write(v, size: sizeof(*v)); |
524 | return raw_atomic_fetch_inc(v); |
525 | } |
526 | |
527 | /** |
528 | * atomic_fetch_inc_acquire() - atomic increment with acquire ordering |
529 | * @v: pointer to atomic_t |
530 | * |
531 | * Atomically updates @v to (@v + 1) with acquire ordering. |
532 | * |
533 | * Unsafe to use in noinstr code; use raw_atomic_fetch_inc_acquire() there. |
534 | * |
535 | * Return: The original value of @v. |
536 | */ |
537 | static __always_inline int |
538 | atomic_fetch_inc_acquire(atomic_t *v) |
539 | { |
540 | instrument_atomic_read_write(v, size: sizeof(*v)); |
541 | return raw_atomic_fetch_inc_acquire(v); |
542 | } |
543 | |
544 | /** |
545 | * atomic_fetch_inc_release() - atomic increment with release ordering |
546 | * @v: pointer to atomic_t |
547 | * |
548 | * Atomically updates @v to (@v + 1) with release ordering. |
549 | * |
550 | * Unsafe to use in noinstr code; use raw_atomic_fetch_inc_release() there. |
551 | * |
552 | * Return: The original value of @v. |
553 | */ |
554 | static __always_inline int |
555 | atomic_fetch_inc_release(atomic_t *v) |
556 | { |
557 | kcsan_release(); |
558 | instrument_atomic_read_write(v, size: sizeof(*v)); |
559 | return raw_atomic_fetch_inc_release(v); |
560 | } |
561 | |
562 | /** |
563 | * atomic_fetch_inc_relaxed() - atomic increment with relaxed ordering |
564 | * @v: pointer to atomic_t |
565 | * |
566 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
567 | * |
568 | * Unsafe to use in noinstr code; use raw_atomic_fetch_inc_relaxed() there. |
569 | * |
570 | * Return: The original value of @v. |
571 | */ |
572 | static __always_inline int |
573 | atomic_fetch_inc_relaxed(atomic_t *v) |
574 | { |
575 | instrument_atomic_read_write(v, size: sizeof(*v)); |
576 | return raw_atomic_fetch_inc_relaxed(v); |
577 | } |
578 | |
579 | /** |
580 | * atomic_dec() - atomic decrement with relaxed ordering |
581 | * @v: pointer to atomic_t |
582 | * |
583 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
584 | * |
585 | * Unsafe to use in noinstr code; use raw_atomic_dec() there. |
586 | * |
587 | * Return: Nothing. |
588 | */ |
589 | static __always_inline void |
590 | atomic_dec(atomic_t *v) |
591 | { |
592 | instrument_atomic_read_write(v, size: sizeof(*v)); |
593 | raw_atomic_dec(v); |
594 | } |
595 | |
596 | /** |
597 | * atomic_dec_return() - atomic decrement with full ordering |
598 | * @v: pointer to atomic_t |
599 | * |
600 | * Atomically updates @v to (@v - 1) with full ordering. |
601 | * |
602 | * Unsafe to use in noinstr code; use raw_atomic_dec_return() there. |
603 | * |
604 | * Return: The updated value of @v. |
605 | */ |
606 | static __always_inline int |
607 | atomic_dec_return(atomic_t *v) |
608 | { |
609 | kcsan_mb(); |
610 | instrument_atomic_read_write(v, size: sizeof(*v)); |
611 | return raw_atomic_dec_return(v); |
612 | } |
613 | |
614 | /** |
615 | * atomic_dec_return_acquire() - atomic decrement with acquire ordering |
616 | * @v: pointer to atomic_t |
617 | * |
618 | * Atomically updates @v to (@v - 1) with acquire ordering. |
619 | * |
620 | * Unsafe to use in noinstr code; use raw_atomic_dec_return_acquire() there. |
621 | * |
622 | * Return: The updated value of @v. |
623 | */ |
624 | static __always_inline int |
625 | atomic_dec_return_acquire(atomic_t *v) |
626 | { |
627 | instrument_atomic_read_write(v, size: sizeof(*v)); |
628 | return raw_atomic_dec_return_acquire(v); |
629 | } |
630 | |
631 | /** |
632 | * atomic_dec_return_release() - atomic decrement with release ordering |
633 | * @v: pointer to atomic_t |
634 | * |
635 | * Atomically updates @v to (@v - 1) with release ordering. |
636 | * |
637 | * Unsafe to use in noinstr code; use raw_atomic_dec_return_release() there. |
638 | * |
639 | * Return: The updated value of @v. |
640 | */ |
641 | static __always_inline int |
642 | atomic_dec_return_release(atomic_t *v) |
643 | { |
644 | kcsan_release(); |
645 | instrument_atomic_read_write(v, size: sizeof(*v)); |
646 | return raw_atomic_dec_return_release(v); |
647 | } |
648 | |
649 | /** |
650 | * atomic_dec_return_relaxed() - atomic decrement with relaxed ordering |
651 | * @v: pointer to atomic_t |
652 | * |
653 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
654 | * |
655 | * Unsafe to use in noinstr code; use raw_atomic_dec_return_relaxed() there. |
656 | * |
657 | * Return: The updated value of @v. |
658 | */ |
659 | static __always_inline int |
660 | atomic_dec_return_relaxed(atomic_t *v) |
661 | { |
662 | instrument_atomic_read_write(v, size: sizeof(*v)); |
663 | return raw_atomic_dec_return_relaxed(v); |
664 | } |
665 | |
666 | /** |
667 | * atomic_fetch_dec() - atomic decrement with full ordering |
668 | * @v: pointer to atomic_t |
669 | * |
670 | * Atomically updates @v to (@v - 1) with full ordering. |
671 | * |
672 | * Unsafe to use in noinstr code; use raw_atomic_fetch_dec() there. |
673 | * |
674 | * Return: The original value of @v. |
675 | */ |
676 | static __always_inline int |
677 | atomic_fetch_dec(atomic_t *v) |
678 | { |
679 | kcsan_mb(); |
680 | instrument_atomic_read_write(v, size: sizeof(*v)); |
681 | return raw_atomic_fetch_dec(v); |
682 | } |
683 | |
684 | /** |
685 | * atomic_fetch_dec_acquire() - atomic decrement with acquire ordering |
686 | * @v: pointer to atomic_t |
687 | * |
688 | * Atomically updates @v to (@v - 1) with acquire ordering. |
689 | * |
690 | * Unsafe to use in noinstr code; use raw_atomic_fetch_dec_acquire() there. |
691 | * |
692 | * Return: The original value of @v. |
693 | */ |
694 | static __always_inline int |
695 | atomic_fetch_dec_acquire(atomic_t *v) |
696 | { |
697 | instrument_atomic_read_write(v, size: sizeof(*v)); |
698 | return raw_atomic_fetch_dec_acquire(v); |
699 | } |
700 | |
701 | /** |
702 | * atomic_fetch_dec_release() - atomic decrement with release ordering |
703 | * @v: pointer to atomic_t |
704 | * |
705 | * Atomically updates @v to (@v - 1) with release ordering. |
706 | * |
707 | * Unsafe to use in noinstr code; use raw_atomic_fetch_dec_release() there. |
708 | * |
709 | * Return: The original value of @v. |
710 | */ |
711 | static __always_inline int |
712 | atomic_fetch_dec_release(atomic_t *v) |
713 | { |
714 | kcsan_release(); |
715 | instrument_atomic_read_write(v, size: sizeof(*v)); |
716 | return raw_atomic_fetch_dec_release(v); |
717 | } |
718 | |
719 | /** |
720 | * atomic_fetch_dec_relaxed() - atomic decrement with relaxed ordering |
721 | * @v: pointer to atomic_t |
722 | * |
723 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
724 | * |
725 | * Unsafe to use in noinstr code; use raw_atomic_fetch_dec_relaxed() there. |
726 | * |
727 | * Return: The original value of @v. |
728 | */ |
729 | static __always_inline int |
730 | atomic_fetch_dec_relaxed(atomic_t *v) |
731 | { |
732 | instrument_atomic_read_write(v, size: sizeof(*v)); |
733 | return raw_atomic_fetch_dec_relaxed(v); |
734 | } |
735 | |
736 | /** |
737 | * atomic_and() - atomic bitwise AND with relaxed ordering |
738 | * @i: int value |
739 | * @v: pointer to atomic_t |
740 | * |
741 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
742 | * |
743 | * Unsafe to use in noinstr code; use raw_atomic_and() there. |
744 | * |
745 | * Return: Nothing. |
746 | */ |
747 | static __always_inline void |
748 | atomic_and(int i, atomic_t *v) |
749 | { |
750 | instrument_atomic_read_write(v, size: sizeof(*v)); |
751 | raw_atomic_and(i, v); |
752 | } |
753 | |
754 | /** |
755 | * atomic_fetch_and() - atomic bitwise AND with full ordering |
756 | * @i: int value |
757 | * @v: pointer to atomic_t |
758 | * |
759 | * Atomically updates @v to (@v & @i) with full ordering. |
760 | * |
761 | * Unsafe to use in noinstr code; use raw_atomic_fetch_and() there. |
762 | * |
763 | * Return: The original value of @v. |
764 | */ |
765 | static __always_inline int |
766 | atomic_fetch_and(int i, atomic_t *v) |
767 | { |
768 | kcsan_mb(); |
769 | instrument_atomic_read_write(v, size: sizeof(*v)); |
770 | return raw_atomic_fetch_and(i, v); |
771 | } |
772 | |
773 | /** |
774 | * atomic_fetch_and_acquire() - atomic bitwise AND with acquire ordering |
775 | * @i: int value |
776 | * @v: pointer to atomic_t |
777 | * |
778 | * Atomically updates @v to (@v & @i) with acquire ordering. |
779 | * |
780 | * Unsafe to use in noinstr code; use raw_atomic_fetch_and_acquire() there. |
781 | * |
782 | * Return: The original value of @v. |
783 | */ |
784 | static __always_inline int |
785 | atomic_fetch_and_acquire(int i, atomic_t *v) |
786 | { |
787 | instrument_atomic_read_write(v, size: sizeof(*v)); |
788 | return raw_atomic_fetch_and_acquire(i, v); |
789 | } |
790 | |
791 | /** |
792 | * atomic_fetch_and_release() - atomic bitwise AND with release ordering |
793 | * @i: int value |
794 | * @v: pointer to atomic_t |
795 | * |
796 | * Atomically updates @v to (@v & @i) with release ordering. |
797 | * |
798 | * Unsafe to use in noinstr code; use raw_atomic_fetch_and_release() there. |
799 | * |
800 | * Return: The original value of @v. |
801 | */ |
802 | static __always_inline int |
803 | atomic_fetch_and_release(int i, atomic_t *v) |
804 | { |
805 | kcsan_release(); |
806 | instrument_atomic_read_write(v, size: sizeof(*v)); |
807 | return raw_atomic_fetch_and_release(i, v); |
808 | } |
809 | |
810 | /** |
811 | * atomic_fetch_and_relaxed() - atomic bitwise AND with relaxed ordering |
812 | * @i: int value |
813 | * @v: pointer to atomic_t |
814 | * |
815 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
816 | * |
817 | * Unsafe to use in noinstr code; use raw_atomic_fetch_and_relaxed() there. |
818 | * |
819 | * Return: The original value of @v. |
820 | */ |
821 | static __always_inline int |
822 | atomic_fetch_and_relaxed(int i, atomic_t *v) |
823 | { |
824 | instrument_atomic_read_write(v, size: sizeof(*v)); |
825 | return raw_atomic_fetch_and_relaxed(i, v); |
826 | } |
827 | |
828 | /** |
829 | * atomic_andnot() - atomic bitwise AND NOT with relaxed ordering |
830 | * @i: int value |
831 | * @v: pointer to atomic_t |
832 | * |
833 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
834 | * |
835 | * Unsafe to use in noinstr code; use raw_atomic_andnot() there. |
836 | * |
837 | * Return: Nothing. |
838 | */ |
839 | static __always_inline void |
840 | atomic_andnot(int i, atomic_t *v) |
841 | { |
842 | instrument_atomic_read_write(v, size: sizeof(*v)); |
843 | raw_atomic_andnot(i, v); |
844 | } |
845 | |
846 | /** |
847 | * atomic_fetch_andnot() - atomic bitwise AND NOT with full ordering |
848 | * @i: int value |
849 | * @v: pointer to atomic_t |
850 | * |
851 | * Atomically updates @v to (@v & ~@i) with full ordering. |
852 | * |
853 | * Unsafe to use in noinstr code; use raw_atomic_fetch_andnot() there. |
854 | * |
855 | * Return: The original value of @v. |
856 | */ |
857 | static __always_inline int |
858 | atomic_fetch_andnot(int i, atomic_t *v) |
859 | { |
860 | kcsan_mb(); |
861 | instrument_atomic_read_write(v, size: sizeof(*v)); |
862 | return raw_atomic_fetch_andnot(i, v); |
863 | } |
864 | |
865 | /** |
866 | * atomic_fetch_andnot_acquire() - atomic bitwise AND NOT with acquire ordering |
867 | * @i: int value |
868 | * @v: pointer to atomic_t |
869 | * |
870 | * Atomically updates @v to (@v & ~@i) with acquire ordering. |
871 | * |
872 | * Unsafe to use in noinstr code; use raw_atomic_fetch_andnot_acquire() there. |
873 | * |
874 | * Return: The original value of @v. |
875 | */ |
876 | static __always_inline int |
877 | atomic_fetch_andnot_acquire(int i, atomic_t *v) |
878 | { |
879 | instrument_atomic_read_write(v, size: sizeof(*v)); |
880 | return raw_atomic_fetch_andnot_acquire(i, v); |
881 | } |
882 | |
883 | /** |
884 | * atomic_fetch_andnot_release() - atomic bitwise AND NOT with release ordering |
885 | * @i: int value |
886 | * @v: pointer to atomic_t |
887 | * |
888 | * Atomically updates @v to (@v & ~@i) with release ordering. |
889 | * |
890 | * Unsafe to use in noinstr code; use raw_atomic_fetch_andnot_release() there. |
891 | * |
892 | * Return: The original value of @v. |
893 | */ |
894 | static __always_inline int |
895 | atomic_fetch_andnot_release(int i, atomic_t *v) |
896 | { |
897 | kcsan_release(); |
898 | instrument_atomic_read_write(v, size: sizeof(*v)); |
899 | return raw_atomic_fetch_andnot_release(i, v); |
900 | } |
901 | |
902 | /** |
903 | * atomic_fetch_andnot_relaxed() - atomic bitwise AND NOT with relaxed ordering |
904 | * @i: int value |
905 | * @v: pointer to atomic_t |
906 | * |
907 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
908 | * |
909 | * Unsafe to use in noinstr code; use raw_atomic_fetch_andnot_relaxed() there. |
910 | * |
911 | * Return: The original value of @v. |
912 | */ |
913 | static __always_inline int |
914 | atomic_fetch_andnot_relaxed(int i, atomic_t *v) |
915 | { |
916 | instrument_atomic_read_write(v, size: sizeof(*v)); |
917 | return raw_atomic_fetch_andnot_relaxed(i, v); |
918 | } |
919 | |
920 | /** |
921 | * atomic_or() - atomic bitwise OR with relaxed ordering |
922 | * @i: int value |
923 | * @v: pointer to atomic_t |
924 | * |
925 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
926 | * |
927 | * Unsafe to use in noinstr code; use raw_atomic_or() there. |
928 | * |
929 | * Return: Nothing. |
930 | */ |
931 | static __always_inline void |
932 | atomic_or(int i, atomic_t *v) |
933 | { |
934 | instrument_atomic_read_write(v, size: sizeof(*v)); |
935 | raw_atomic_or(i, v); |
936 | } |
937 | |
938 | /** |
939 | * atomic_fetch_or() - atomic bitwise OR with full ordering |
940 | * @i: int value |
941 | * @v: pointer to atomic_t |
942 | * |
943 | * Atomically updates @v to (@v | @i) with full ordering. |
944 | * |
945 | * Unsafe to use in noinstr code; use raw_atomic_fetch_or() there. |
946 | * |
947 | * Return: The original value of @v. |
948 | */ |
949 | static __always_inline int |
950 | atomic_fetch_or(int i, atomic_t *v) |
951 | { |
952 | kcsan_mb(); |
953 | instrument_atomic_read_write(v, size: sizeof(*v)); |
954 | return raw_atomic_fetch_or(i, v); |
955 | } |
956 | |
957 | /** |
958 | * atomic_fetch_or_acquire() - atomic bitwise OR with acquire ordering |
959 | * @i: int value |
960 | * @v: pointer to atomic_t |
961 | * |
962 | * Atomically updates @v to (@v | @i) with acquire ordering. |
963 | * |
964 | * Unsafe to use in noinstr code; use raw_atomic_fetch_or_acquire() there. |
965 | * |
966 | * Return: The original value of @v. |
967 | */ |
968 | static __always_inline int |
969 | atomic_fetch_or_acquire(int i, atomic_t *v) |
970 | { |
971 | instrument_atomic_read_write(v, size: sizeof(*v)); |
972 | return raw_atomic_fetch_or_acquire(i, v); |
973 | } |
974 | |
975 | /** |
976 | * atomic_fetch_or_release() - atomic bitwise OR with release ordering |
977 | * @i: int value |
978 | * @v: pointer to atomic_t |
979 | * |
980 | * Atomically updates @v to (@v | @i) with release ordering. |
981 | * |
982 | * Unsafe to use in noinstr code; use raw_atomic_fetch_or_release() there. |
983 | * |
984 | * Return: The original value of @v. |
985 | */ |
986 | static __always_inline int |
987 | atomic_fetch_or_release(int i, atomic_t *v) |
988 | { |
989 | kcsan_release(); |
990 | instrument_atomic_read_write(v, size: sizeof(*v)); |
991 | return raw_atomic_fetch_or_release(i, v); |
992 | } |
993 | |
994 | /** |
995 | * atomic_fetch_or_relaxed() - atomic bitwise OR with relaxed ordering |
996 | * @i: int value |
997 | * @v: pointer to atomic_t |
998 | * |
999 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
1000 | * |
1001 | * Unsafe to use in noinstr code; use raw_atomic_fetch_or_relaxed() there. |
1002 | * |
1003 | * Return: The original value of @v. |
1004 | */ |
1005 | static __always_inline int |
1006 | atomic_fetch_or_relaxed(int i, atomic_t *v) |
1007 | { |
1008 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1009 | return raw_atomic_fetch_or_relaxed(i, v); |
1010 | } |
1011 | |
1012 | /** |
1013 | * atomic_xor() - atomic bitwise XOR with relaxed ordering |
1014 | * @i: int value |
1015 | * @v: pointer to atomic_t |
1016 | * |
1017 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
1018 | * |
1019 | * Unsafe to use in noinstr code; use raw_atomic_xor() there. |
1020 | * |
1021 | * Return: Nothing. |
1022 | */ |
1023 | static __always_inline void |
1024 | atomic_xor(int i, atomic_t *v) |
1025 | { |
1026 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1027 | raw_atomic_xor(i, v); |
1028 | } |
1029 | |
1030 | /** |
1031 | * atomic_fetch_xor() - atomic bitwise XOR with full ordering |
1032 | * @i: int value |
1033 | * @v: pointer to atomic_t |
1034 | * |
1035 | * Atomically updates @v to (@v ^ @i) with full ordering. |
1036 | * |
1037 | * Unsafe to use in noinstr code; use raw_atomic_fetch_xor() there. |
1038 | * |
1039 | * Return: The original value of @v. |
1040 | */ |
1041 | static __always_inline int |
1042 | atomic_fetch_xor(int i, atomic_t *v) |
1043 | { |
1044 | kcsan_mb(); |
1045 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1046 | return raw_atomic_fetch_xor(i, v); |
1047 | } |
1048 | |
1049 | /** |
1050 | * atomic_fetch_xor_acquire() - atomic bitwise XOR with acquire ordering |
1051 | * @i: int value |
1052 | * @v: pointer to atomic_t |
1053 | * |
1054 | * Atomically updates @v to (@v ^ @i) with acquire ordering. |
1055 | * |
1056 | * Unsafe to use in noinstr code; use raw_atomic_fetch_xor_acquire() there. |
1057 | * |
1058 | * Return: The original value of @v. |
1059 | */ |
1060 | static __always_inline int |
1061 | atomic_fetch_xor_acquire(int i, atomic_t *v) |
1062 | { |
1063 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1064 | return raw_atomic_fetch_xor_acquire(i, v); |
1065 | } |
1066 | |
1067 | /** |
1068 | * atomic_fetch_xor_release() - atomic bitwise XOR with release ordering |
1069 | * @i: int value |
1070 | * @v: pointer to atomic_t |
1071 | * |
1072 | * Atomically updates @v to (@v ^ @i) with release ordering. |
1073 | * |
1074 | * Unsafe to use in noinstr code; use raw_atomic_fetch_xor_release() there. |
1075 | * |
1076 | * Return: The original value of @v. |
1077 | */ |
1078 | static __always_inline int |
1079 | atomic_fetch_xor_release(int i, atomic_t *v) |
1080 | { |
1081 | kcsan_release(); |
1082 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1083 | return raw_atomic_fetch_xor_release(i, v); |
1084 | } |
1085 | |
1086 | /** |
1087 | * atomic_fetch_xor_relaxed() - atomic bitwise XOR with relaxed ordering |
1088 | * @i: int value |
1089 | * @v: pointer to atomic_t |
1090 | * |
1091 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
1092 | * |
1093 | * Unsafe to use in noinstr code; use raw_atomic_fetch_xor_relaxed() there. |
1094 | * |
1095 | * Return: The original value of @v. |
1096 | */ |
1097 | static __always_inline int |
1098 | atomic_fetch_xor_relaxed(int i, atomic_t *v) |
1099 | { |
1100 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1101 | return raw_atomic_fetch_xor_relaxed(i, v); |
1102 | } |
1103 | |
1104 | /** |
1105 | * atomic_xchg() - atomic exchange with full ordering |
1106 | * @v: pointer to atomic_t |
1107 | * @new: int value to assign |
1108 | * |
1109 | * Atomically updates @v to @new with full ordering. |
1110 | * |
1111 | * Unsafe to use in noinstr code; use raw_atomic_xchg() there. |
1112 | * |
1113 | * Return: The original value of @v. |
1114 | */ |
1115 | static __always_inline int |
1116 | atomic_xchg(atomic_t *v, int new) |
1117 | { |
1118 | kcsan_mb(); |
1119 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1120 | return raw_atomic_xchg(v, new); |
1121 | } |
1122 | |
1123 | /** |
1124 | * atomic_xchg_acquire() - atomic exchange with acquire ordering |
1125 | * @v: pointer to atomic_t |
1126 | * @new: int value to assign |
1127 | * |
1128 | * Atomically updates @v to @new with acquire ordering. |
1129 | * |
1130 | * Unsafe to use in noinstr code; use raw_atomic_xchg_acquire() there. |
1131 | * |
1132 | * Return: The original value of @v. |
1133 | */ |
1134 | static __always_inline int |
1135 | atomic_xchg_acquire(atomic_t *v, int new) |
1136 | { |
1137 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1138 | return raw_atomic_xchg_acquire(v, new); |
1139 | } |
1140 | |
1141 | /** |
1142 | * atomic_xchg_release() - atomic exchange with release ordering |
1143 | * @v: pointer to atomic_t |
1144 | * @new: int value to assign |
1145 | * |
1146 | * Atomically updates @v to @new with release ordering. |
1147 | * |
1148 | * Unsafe to use in noinstr code; use raw_atomic_xchg_release() there. |
1149 | * |
1150 | * Return: The original value of @v. |
1151 | */ |
1152 | static __always_inline int |
1153 | atomic_xchg_release(atomic_t *v, int new) |
1154 | { |
1155 | kcsan_release(); |
1156 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1157 | return raw_atomic_xchg_release(v, new); |
1158 | } |
1159 | |
1160 | /** |
1161 | * atomic_xchg_relaxed() - atomic exchange with relaxed ordering |
1162 | * @v: pointer to atomic_t |
1163 | * @new: int value to assign |
1164 | * |
1165 | * Atomically updates @v to @new with relaxed ordering. |
1166 | * |
1167 | * Unsafe to use in noinstr code; use raw_atomic_xchg_relaxed() there. |
1168 | * |
1169 | * Return: The original value of @v. |
1170 | */ |
1171 | static __always_inline int |
1172 | atomic_xchg_relaxed(atomic_t *v, int new) |
1173 | { |
1174 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1175 | return raw_atomic_xchg_relaxed(v, new); |
1176 | } |
1177 | |
1178 | /** |
1179 | * atomic_cmpxchg() - atomic compare and exchange with full ordering |
1180 | * @v: pointer to atomic_t |
1181 | * @old: int value to compare with |
1182 | * @new: int value to assign |
1183 | * |
1184 | * If (@v == @old), atomically updates @v to @new with full ordering. |
1185 | * |
1186 | * Unsafe to use in noinstr code; use raw_atomic_cmpxchg() there. |
1187 | * |
1188 | * Return: The original value of @v. |
1189 | */ |
1190 | static __always_inline int |
1191 | atomic_cmpxchg(atomic_t *v, int old, int new) |
1192 | { |
1193 | kcsan_mb(); |
1194 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1195 | return raw_atomic_cmpxchg(v, old, new); |
1196 | } |
1197 | |
1198 | /** |
1199 | * atomic_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
1200 | * @v: pointer to atomic_t |
1201 | * @old: int value to compare with |
1202 | * @new: int value to assign |
1203 | * |
1204 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
1205 | * |
1206 | * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_acquire() there. |
1207 | * |
1208 | * Return: The original value of @v. |
1209 | */ |
1210 | static __always_inline int |
1211 | atomic_cmpxchg_acquire(atomic_t *v, int old, int new) |
1212 | { |
1213 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1214 | return raw_atomic_cmpxchg_acquire(v, old, new); |
1215 | } |
1216 | |
1217 | /** |
1218 | * atomic_cmpxchg_release() - atomic compare and exchange with release ordering |
1219 | * @v: pointer to atomic_t |
1220 | * @old: int value to compare with |
1221 | * @new: int value to assign |
1222 | * |
1223 | * If (@v == @old), atomically updates @v to @new with release ordering. |
1224 | * |
1225 | * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_release() there. |
1226 | * |
1227 | * Return: The original value of @v. |
1228 | */ |
1229 | static __always_inline int |
1230 | atomic_cmpxchg_release(atomic_t *v, int old, int new) |
1231 | { |
1232 | kcsan_release(); |
1233 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1234 | return raw_atomic_cmpxchg_release(v, old, new); |
1235 | } |
1236 | |
1237 | /** |
1238 | * atomic_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
1239 | * @v: pointer to atomic_t |
1240 | * @old: int value to compare with |
1241 | * @new: int value to assign |
1242 | * |
1243 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
1244 | * |
1245 | * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_relaxed() there. |
1246 | * |
1247 | * Return: The original value of @v. |
1248 | */ |
1249 | static __always_inline int |
1250 | atomic_cmpxchg_relaxed(atomic_t *v, int old, int new) |
1251 | { |
1252 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1253 | return raw_atomic_cmpxchg_relaxed(v, old, new); |
1254 | } |
1255 | |
1256 | /** |
1257 | * atomic_try_cmpxchg() - atomic compare and exchange with full ordering |
1258 | * @v: pointer to atomic_t |
1259 | * @old: pointer to int value to compare with |
1260 | * @new: int value to assign |
1261 | * |
1262 | * If (@v == @old), atomically updates @v to @new with full ordering. |
1263 | * Otherwise, updates @old to the current value of @v. |
1264 | * |
1265 | * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg() there. |
1266 | * |
1267 | * Return: @true if the exchange occured, @false otherwise. |
1268 | */ |
1269 | static __always_inline bool |
1270 | atomic_try_cmpxchg(atomic_t *v, int *old, int new) |
1271 | { |
1272 | kcsan_mb(); |
1273 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1274 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
1275 | return raw_atomic_try_cmpxchg(v, old, new); |
1276 | } |
1277 | |
1278 | /** |
1279 | * atomic_try_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
1280 | * @v: pointer to atomic_t |
1281 | * @old: pointer to int value to compare with |
1282 | * @new: int value to assign |
1283 | * |
1284 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
1285 | * Otherwise, updates @old to the current value of @v. |
1286 | * |
1287 | * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_acquire() there. |
1288 | * |
1289 | * Return: @true if the exchange occured, @false otherwise. |
1290 | */ |
1291 | static __always_inline bool |
1292 | atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new) |
1293 | { |
1294 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1295 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
1296 | return raw_atomic_try_cmpxchg_acquire(v, old, new); |
1297 | } |
1298 | |
1299 | /** |
1300 | * atomic_try_cmpxchg_release() - atomic compare and exchange with release ordering |
1301 | * @v: pointer to atomic_t |
1302 | * @old: pointer to int value to compare with |
1303 | * @new: int value to assign |
1304 | * |
1305 | * If (@v == @old), atomically updates @v to @new with release ordering. |
1306 | * Otherwise, updates @old to the current value of @v. |
1307 | * |
1308 | * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_release() there. |
1309 | * |
1310 | * Return: @true if the exchange occured, @false otherwise. |
1311 | */ |
1312 | static __always_inline bool |
1313 | atomic_try_cmpxchg_release(atomic_t *v, int *old, int new) |
1314 | { |
1315 | kcsan_release(); |
1316 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1317 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
1318 | return raw_atomic_try_cmpxchg_release(v, old, new); |
1319 | } |
1320 | |
1321 | /** |
1322 | * atomic_try_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
1323 | * @v: pointer to atomic_t |
1324 | * @old: pointer to int value to compare with |
1325 | * @new: int value to assign |
1326 | * |
1327 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
1328 | * Otherwise, updates @old to the current value of @v. |
1329 | * |
1330 | * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_relaxed() there. |
1331 | * |
1332 | * Return: @true if the exchange occured, @false otherwise. |
1333 | */ |
1334 | static __always_inline bool |
1335 | atomic_try_cmpxchg_relaxed(atomic_t *v, int *old, int new) |
1336 | { |
1337 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1338 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
1339 | return raw_atomic_try_cmpxchg_relaxed(v, old, new); |
1340 | } |
1341 | |
1342 | /** |
1343 | * atomic_sub_and_test() - atomic subtract and test if zero with full ordering |
1344 | * @i: int value to add |
1345 | * @v: pointer to atomic_t |
1346 | * |
1347 | * Atomically updates @v to (@v - @i) with full ordering. |
1348 | * |
1349 | * Unsafe to use in noinstr code; use raw_atomic_sub_and_test() there. |
1350 | * |
1351 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
1352 | */ |
1353 | static __always_inline bool |
1354 | atomic_sub_and_test(int i, atomic_t *v) |
1355 | { |
1356 | kcsan_mb(); |
1357 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1358 | return raw_atomic_sub_and_test(i, v); |
1359 | } |
1360 | |
1361 | /** |
1362 | * atomic_dec_and_test() - atomic decrement and test if zero with full ordering |
1363 | * @v: pointer to atomic_t |
1364 | * |
1365 | * Atomically updates @v to (@v - 1) with full ordering. |
1366 | * |
1367 | * Unsafe to use in noinstr code; use raw_atomic_dec_and_test() there. |
1368 | * |
1369 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
1370 | */ |
1371 | static __always_inline bool |
1372 | atomic_dec_and_test(atomic_t *v) |
1373 | { |
1374 | kcsan_mb(); |
1375 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1376 | return raw_atomic_dec_and_test(v); |
1377 | } |
1378 | |
1379 | /** |
1380 | * atomic_inc_and_test() - atomic increment and test if zero with full ordering |
1381 | * @v: pointer to atomic_t |
1382 | * |
1383 | * Atomically updates @v to (@v + 1) with full ordering. |
1384 | * |
1385 | * Unsafe to use in noinstr code; use raw_atomic_inc_and_test() there. |
1386 | * |
1387 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
1388 | */ |
1389 | static __always_inline bool |
1390 | atomic_inc_and_test(atomic_t *v) |
1391 | { |
1392 | kcsan_mb(); |
1393 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1394 | return raw_atomic_inc_and_test(v); |
1395 | } |
1396 | |
1397 | /** |
1398 | * atomic_add_negative() - atomic add and test if negative with full ordering |
1399 | * @i: int value to add |
1400 | * @v: pointer to atomic_t |
1401 | * |
1402 | * Atomically updates @v to (@v + @i) with full ordering. |
1403 | * |
1404 | * Unsafe to use in noinstr code; use raw_atomic_add_negative() there. |
1405 | * |
1406 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
1407 | */ |
1408 | static __always_inline bool |
1409 | atomic_add_negative(int i, atomic_t *v) |
1410 | { |
1411 | kcsan_mb(); |
1412 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1413 | return raw_atomic_add_negative(i, v); |
1414 | } |
1415 | |
1416 | /** |
1417 | * atomic_add_negative_acquire() - atomic add and test if negative with acquire ordering |
1418 | * @i: int value to add |
1419 | * @v: pointer to atomic_t |
1420 | * |
1421 | * Atomically updates @v to (@v + @i) with acquire ordering. |
1422 | * |
1423 | * Unsafe to use in noinstr code; use raw_atomic_add_negative_acquire() there. |
1424 | * |
1425 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
1426 | */ |
1427 | static __always_inline bool |
1428 | atomic_add_negative_acquire(int i, atomic_t *v) |
1429 | { |
1430 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1431 | return raw_atomic_add_negative_acquire(i, v); |
1432 | } |
1433 | |
1434 | /** |
1435 | * atomic_add_negative_release() - atomic add and test if negative with release ordering |
1436 | * @i: int value to add |
1437 | * @v: pointer to atomic_t |
1438 | * |
1439 | * Atomically updates @v to (@v + @i) with release ordering. |
1440 | * |
1441 | * Unsafe to use in noinstr code; use raw_atomic_add_negative_release() there. |
1442 | * |
1443 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
1444 | */ |
1445 | static __always_inline bool |
1446 | atomic_add_negative_release(int i, atomic_t *v) |
1447 | { |
1448 | kcsan_release(); |
1449 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1450 | return raw_atomic_add_negative_release(i, v); |
1451 | } |
1452 | |
1453 | /** |
1454 | * atomic_add_negative_relaxed() - atomic add and test if negative with relaxed ordering |
1455 | * @i: int value to add |
1456 | * @v: pointer to atomic_t |
1457 | * |
1458 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
1459 | * |
1460 | * Unsafe to use in noinstr code; use raw_atomic_add_negative_relaxed() there. |
1461 | * |
1462 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
1463 | */ |
1464 | static __always_inline bool |
1465 | atomic_add_negative_relaxed(int i, atomic_t *v) |
1466 | { |
1467 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1468 | return raw_atomic_add_negative_relaxed(i, v); |
1469 | } |
1470 | |
1471 | /** |
1472 | * atomic_fetch_add_unless() - atomic add unless value with full ordering |
1473 | * @v: pointer to atomic_t |
1474 | * @a: int value to add |
1475 | * @u: int value to compare with |
1476 | * |
1477 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
1478 | * |
1479 | * Unsafe to use in noinstr code; use raw_atomic_fetch_add_unless() there. |
1480 | * |
1481 | * Return: The original value of @v. |
1482 | */ |
1483 | static __always_inline int |
1484 | atomic_fetch_add_unless(atomic_t *v, int a, int u) |
1485 | { |
1486 | kcsan_mb(); |
1487 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1488 | return raw_atomic_fetch_add_unless(v, a, u); |
1489 | } |
1490 | |
1491 | /** |
1492 | * atomic_add_unless() - atomic add unless value with full ordering |
1493 | * @v: pointer to atomic_t |
1494 | * @a: int value to add |
1495 | * @u: int value to compare with |
1496 | * |
1497 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
1498 | * |
1499 | * Unsafe to use in noinstr code; use raw_atomic_add_unless() there. |
1500 | * |
1501 | * Return: @true if @v was updated, @false otherwise. |
1502 | */ |
1503 | static __always_inline bool |
1504 | atomic_add_unless(atomic_t *v, int a, int u) |
1505 | { |
1506 | kcsan_mb(); |
1507 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1508 | return raw_atomic_add_unless(v, a, u); |
1509 | } |
1510 | |
1511 | /** |
1512 | * atomic_inc_not_zero() - atomic increment unless zero with full ordering |
1513 | * @v: pointer to atomic_t |
1514 | * |
1515 | * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. |
1516 | * |
1517 | * Unsafe to use in noinstr code; use raw_atomic_inc_not_zero() there. |
1518 | * |
1519 | * Return: @true if @v was updated, @false otherwise. |
1520 | */ |
1521 | static __always_inline bool |
1522 | atomic_inc_not_zero(atomic_t *v) |
1523 | { |
1524 | kcsan_mb(); |
1525 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1526 | return raw_atomic_inc_not_zero(v); |
1527 | } |
1528 | |
1529 | /** |
1530 | * atomic_inc_unless_negative() - atomic increment unless negative with full ordering |
1531 | * @v: pointer to atomic_t |
1532 | * |
1533 | * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. |
1534 | * |
1535 | * Unsafe to use in noinstr code; use raw_atomic_inc_unless_negative() there. |
1536 | * |
1537 | * Return: @true if @v was updated, @false otherwise. |
1538 | */ |
1539 | static __always_inline bool |
1540 | atomic_inc_unless_negative(atomic_t *v) |
1541 | { |
1542 | kcsan_mb(); |
1543 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1544 | return raw_atomic_inc_unless_negative(v); |
1545 | } |
1546 | |
1547 | /** |
1548 | * atomic_dec_unless_positive() - atomic decrement unless positive with full ordering |
1549 | * @v: pointer to atomic_t |
1550 | * |
1551 | * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. |
1552 | * |
1553 | * Unsafe to use in noinstr code; use raw_atomic_dec_unless_positive() there. |
1554 | * |
1555 | * Return: @true if @v was updated, @false otherwise. |
1556 | */ |
1557 | static __always_inline bool |
1558 | atomic_dec_unless_positive(atomic_t *v) |
1559 | { |
1560 | kcsan_mb(); |
1561 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1562 | return raw_atomic_dec_unless_positive(v); |
1563 | } |
1564 | |
1565 | /** |
1566 | * atomic_dec_if_positive() - atomic decrement if positive with full ordering |
1567 | * @v: pointer to atomic_t |
1568 | * |
1569 | * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. |
1570 | * |
1571 | * Unsafe to use in noinstr code; use raw_atomic_dec_if_positive() there. |
1572 | * |
1573 | * Return: The old value of (@v - 1), regardless of whether @v was updated. |
1574 | */ |
1575 | static __always_inline int |
1576 | atomic_dec_if_positive(atomic_t *v) |
1577 | { |
1578 | kcsan_mb(); |
1579 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1580 | return raw_atomic_dec_if_positive(v); |
1581 | } |
1582 | |
1583 | /** |
1584 | * atomic64_read() - atomic load with relaxed ordering |
1585 | * @v: pointer to atomic64_t |
1586 | * |
1587 | * Atomically loads the value of @v with relaxed ordering. |
1588 | * |
1589 | * Unsafe to use in noinstr code; use raw_atomic64_read() there. |
1590 | * |
1591 | * Return: The value loaded from @v. |
1592 | */ |
1593 | static __always_inline s64 |
1594 | atomic64_read(const atomic64_t *v) |
1595 | { |
1596 | instrument_atomic_read(v, size: sizeof(*v)); |
1597 | return raw_atomic64_read(v); |
1598 | } |
1599 | |
1600 | /** |
1601 | * atomic64_read_acquire() - atomic load with acquire ordering |
1602 | * @v: pointer to atomic64_t |
1603 | * |
1604 | * Atomically loads the value of @v with acquire ordering. |
1605 | * |
1606 | * Unsafe to use in noinstr code; use raw_atomic64_read_acquire() there. |
1607 | * |
1608 | * Return: The value loaded from @v. |
1609 | */ |
1610 | static __always_inline s64 |
1611 | atomic64_read_acquire(const atomic64_t *v) |
1612 | { |
1613 | instrument_atomic_read(v, size: sizeof(*v)); |
1614 | return raw_atomic64_read_acquire(v); |
1615 | } |
1616 | |
1617 | /** |
1618 | * atomic64_set() - atomic set with relaxed ordering |
1619 | * @v: pointer to atomic64_t |
1620 | * @i: s64 value to assign |
1621 | * |
1622 | * Atomically sets @v to @i with relaxed ordering. |
1623 | * |
1624 | * Unsafe to use in noinstr code; use raw_atomic64_set() there. |
1625 | * |
1626 | * Return: Nothing. |
1627 | */ |
1628 | static __always_inline void |
1629 | atomic64_set(atomic64_t *v, s64 i) |
1630 | { |
1631 | instrument_atomic_write(v, size: sizeof(*v)); |
1632 | raw_atomic64_set(v, i); |
1633 | } |
1634 | |
1635 | /** |
1636 | * atomic64_set_release() - atomic set with release ordering |
1637 | * @v: pointer to atomic64_t |
1638 | * @i: s64 value to assign |
1639 | * |
1640 | * Atomically sets @v to @i with release ordering. |
1641 | * |
1642 | * Unsafe to use in noinstr code; use raw_atomic64_set_release() there. |
1643 | * |
1644 | * Return: Nothing. |
1645 | */ |
1646 | static __always_inline void |
1647 | atomic64_set_release(atomic64_t *v, s64 i) |
1648 | { |
1649 | kcsan_release(); |
1650 | instrument_atomic_write(v, size: sizeof(*v)); |
1651 | raw_atomic64_set_release(v, i); |
1652 | } |
1653 | |
1654 | /** |
1655 | * atomic64_add() - atomic add with relaxed ordering |
1656 | * @i: s64 value to add |
1657 | * @v: pointer to atomic64_t |
1658 | * |
1659 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
1660 | * |
1661 | * Unsafe to use in noinstr code; use raw_atomic64_add() there. |
1662 | * |
1663 | * Return: Nothing. |
1664 | */ |
1665 | static __always_inline void |
1666 | atomic64_add(s64 i, atomic64_t *v) |
1667 | { |
1668 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1669 | raw_atomic64_add(i, v); |
1670 | } |
1671 | |
1672 | /** |
1673 | * atomic64_add_return() - atomic add with full ordering |
1674 | * @i: s64 value to add |
1675 | * @v: pointer to atomic64_t |
1676 | * |
1677 | * Atomically updates @v to (@v + @i) with full ordering. |
1678 | * |
1679 | * Unsafe to use in noinstr code; use raw_atomic64_add_return() there. |
1680 | * |
1681 | * Return: The updated value of @v. |
1682 | */ |
1683 | static __always_inline s64 |
1684 | atomic64_add_return(s64 i, atomic64_t *v) |
1685 | { |
1686 | kcsan_mb(); |
1687 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1688 | return raw_atomic64_add_return(i, v); |
1689 | } |
1690 | |
1691 | /** |
1692 | * atomic64_add_return_acquire() - atomic add with acquire ordering |
1693 | * @i: s64 value to add |
1694 | * @v: pointer to atomic64_t |
1695 | * |
1696 | * Atomically updates @v to (@v + @i) with acquire ordering. |
1697 | * |
1698 | * Unsafe to use in noinstr code; use raw_atomic64_add_return_acquire() there. |
1699 | * |
1700 | * Return: The updated value of @v. |
1701 | */ |
1702 | static __always_inline s64 |
1703 | atomic64_add_return_acquire(s64 i, atomic64_t *v) |
1704 | { |
1705 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1706 | return raw_atomic64_add_return_acquire(i, v); |
1707 | } |
1708 | |
1709 | /** |
1710 | * atomic64_add_return_release() - atomic add with release ordering |
1711 | * @i: s64 value to add |
1712 | * @v: pointer to atomic64_t |
1713 | * |
1714 | * Atomically updates @v to (@v + @i) with release ordering. |
1715 | * |
1716 | * Unsafe to use in noinstr code; use raw_atomic64_add_return_release() there. |
1717 | * |
1718 | * Return: The updated value of @v. |
1719 | */ |
1720 | static __always_inline s64 |
1721 | atomic64_add_return_release(s64 i, atomic64_t *v) |
1722 | { |
1723 | kcsan_release(); |
1724 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1725 | return raw_atomic64_add_return_release(i, v); |
1726 | } |
1727 | |
1728 | /** |
1729 | * atomic64_add_return_relaxed() - atomic add with relaxed ordering |
1730 | * @i: s64 value to add |
1731 | * @v: pointer to atomic64_t |
1732 | * |
1733 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
1734 | * |
1735 | * Unsafe to use in noinstr code; use raw_atomic64_add_return_relaxed() there. |
1736 | * |
1737 | * Return: The updated value of @v. |
1738 | */ |
1739 | static __always_inline s64 |
1740 | atomic64_add_return_relaxed(s64 i, atomic64_t *v) |
1741 | { |
1742 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1743 | return raw_atomic64_add_return_relaxed(i, v); |
1744 | } |
1745 | |
1746 | /** |
1747 | * atomic64_fetch_add() - atomic add with full ordering |
1748 | * @i: s64 value to add |
1749 | * @v: pointer to atomic64_t |
1750 | * |
1751 | * Atomically updates @v to (@v + @i) with full ordering. |
1752 | * |
1753 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_add() there. |
1754 | * |
1755 | * Return: The original value of @v. |
1756 | */ |
1757 | static __always_inline s64 |
1758 | atomic64_fetch_add(s64 i, atomic64_t *v) |
1759 | { |
1760 | kcsan_mb(); |
1761 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1762 | return raw_atomic64_fetch_add(i, v); |
1763 | } |
1764 | |
1765 | /** |
1766 | * atomic64_fetch_add_acquire() - atomic add with acquire ordering |
1767 | * @i: s64 value to add |
1768 | * @v: pointer to atomic64_t |
1769 | * |
1770 | * Atomically updates @v to (@v + @i) with acquire ordering. |
1771 | * |
1772 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_add_acquire() there. |
1773 | * |
1774 | * Return: The original value of @v. |
1775 | */ |
1776 | static __always_inline s64 |
1777 | atomic64_fetch_add_acquire(s64 i, atomic64_t *v) |
1778 | { |
1779 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1780 | return raw_atomic64_fetch_add_acquire(i, v); |
1781 | } |
1782 | |
1783 | /** |
1784 | * atomic64_fetch_add_release() - atomic add with release ordering |
1785 | * @i: s64 value to add |
1786 | * @v: pointer to atomic64_t |
1787 | * |
1788 | * Atomically updates @v to (@v + @i) with release ordering. |
1789 | * |
1790 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_add_release() there. |
1791 | * |
1792 | * Return: The original value of @v. |
1793 | */ |
1794 | static __always_inline s64 |
1795 | atomic64_fetch_add_release(s64 i, atomic64_t *v) |
1796 | { |
1797 | kcsan_release(); |
1798 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1799 | return raw_atomic64_fetch_add_release(i, v); |
1800 | } |
1801 | |
1802 | /** |
1803 | * atomic64_fetch_add_relaxed() - atomic add with relaxed ordering |
1804 | * @i: s64 value to add |
1805 | * @v: pointer to atomic64_t |
1806 | * |
1807 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
1808 | * |
1809 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_add_relaxed() there. |
1810 | * |
1811 | * Return: The original value of @v. |
1812 | */ |
1813 | static __always_inline s64 |
1814 | atomic64_fetch_add_relaxed(s64 i, atomic64_t *v) |
1815 | { |
1816 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1817 | return raw_atomic64_fetch_add_relaxed(i, v); |
1818 | } |
1819 | |
1820 | /** |
1821 | * atomic64_sub() - atomic subtract with relaxed ordering |
1822 | * @i: s64 value to subtract |
1823 | * @v: pointer to atomic64_t |
1824 | * |
1825 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
1826 | * |
1827 | * Unsafe to use in noinstr code; use raw_atomic64_sub() there. |
1828 | * |
1829 | * Return: Nothing. |
1830 | */ |
1831 | static __always_inline void |
1832 | atomic64_sub(s64 i, atomic64_t *v) |
1833 | { |
1834 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1835 | raw_atomic64_sub(i, v); |
1836 | } |
1837 | |
1838 | /** |
1839 | * atomic64_sub_return() - atomic subtract with full ordering |
1840 | * @i: s64 value to subtract |
1841 | * @v: pointer to atomic64_t |
1842 | * |
1843 | * Atomically updates @v to (@v - @i) with full ordering. |
1844 | * |
1845 | * Unsafe to use in noinstr code; use raw_atomic64_sub_return() there. |
1846 | * |
1847 | * Return: The updated value of @v. |
1848 | */ |
1849 | static __always_inline s64 |
1850 | atomic64_sub_return(s64 i, atomic64_t *v) |
1851 | { |
1852 | kcsan_mb(); |
1853 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1854 | return raw_atomic64_sub_return(i, v); |
1855 | } |
1856 | |
1857 | /** |
1858 | * atomic64_sub_return_acquire() - atomic subtract with acquire ordering |
1859 | * @i: s64 value to subtract |
1860 | * @v: pointer to atomic64_t |
1861 | * |
1862 | * Atomically updates @v to (@v - @i) with acquire ordering. |
1863 | * |
1864 | * Unsafe to use in noinstr code; use raw_atomic64_sub_return_acquire() there. |
1865 | * |
1866 | * Return: The updated value of @v. |
1867 | */ |
1868 | static __always_inline s64 |
1869 | atomic64_sub_return_acquire(s64 i, atomic64_t *v) |
1870 | { |
1871 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1872 | return raw_atomic64_sub_return_acquire(i, v); |
1873 | } |
1874 | |
1875 | /** |
1876 | * atomic64_sub_return_release() - atomic subtract with release ordering |
1877 | * @i: s64 value to subtract |
1878 | * @v: pointer to atomic64_t |
1879 | * |
1880 | * Atomically updates @v to (@v - @i) with release ordering. |
1881 | * |
1882 | * Unsafe to use in noinstr code; use raw_atomic64_sub_return_release() there. |
1883 | * |
1884 | * Return: The updated value of @v. |
1885 | */ |
1886 | static __always_inline s64 |
1887 | atomic64_sub_return_release(s64 i, atomic64_t *v) |
1888 | { |
1889 | kcsan_release(); |
1890 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1891 | return raw_atomic64_sub_return_release(i, v); |
1892 | } |
1893 | |
1894 | /** |
1895 | * atomic64_sub_return_relaxed() - atomic subtract with relaxed ordering |
1896 | * @i: s64 value to subtract |
1897 | * @v: pointer to atomic64_t |
1898 | * |
1899 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
1900 | * |
1901 | * Unsafe to use in noinstr code; use raw_atomic64_sub_return_relaxed() there. |
1902 | * |
1903 | * Return: The updated value of @v. |
1904 | */ |
1905 | static __always_inline s64 |
1906 | atomic64_sub_return_relaxed(s64 i, atomic64_t *v) |
1907 | { |
1908 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1909 | return raw_atomic64_sub_return_relaxed(i, v); |
1910 | } |
1911 | |
1912 | /** |
1913 | * atomic64_fetch_sub() - atomic subtract with full ordering |
1914 | * @i: s64 value to subtract |
1915 | * @v: pointer to atomic64_t |
1916 | * |
1917 | * Atomically updates @v to (@v - @i) with full ordering. |
1918 | * |
1919 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_sub() there. |
1920 | * |
1921 | * Return: The original value of @v. |
1922 | */ |
1923 | static __always_inline s64 |
1924 | atomic64_fetch_sub(s64 i, atomic64_t *v) |
1925 | { |
1926 | kcsan_mb(); |
1927 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1928 | return raw_atomic64_fetch_sub(i, v); |
1929 | } |
1930 | |
1931 | /** |
1932 | * atomic64_fetch_sub_acquire() - atomic subtract with acquire ordering |
1933 | * @i: s64 value to subtract |
1934 | * @v: pointer to atomic64_t |
1935 | * |
1936 | * Atomically updates @v to (@v - @i) with acquire ordering. |
1937 | * |
1938 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_sub_acquire() there. |
1939 | * |
1940 | * Return: The original value of @v. |
1941 | */ |
1942 | static __always_inline s64 |
1943 | atomic64_fetch_sub_acquire(s64 i, atomic64_t *v) |
1944 | { |
1945 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1946 | return raw_atomic64_fetch_sub_acquire(i, v); |
1947 | } |
1948 | |
1949 | /** |
1950 | * atomic64_fetch_sub_release() - atomic subtract with release ordering |
1951 | * @i: s64 value to subtract |
1952 | * @v: pointer to atomic64_t |
1953 | * |
1954 | * Atomically updates @v to (@v - @i) with release ordering. |
1955 | * |
1956 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_sub_release() there. |
1957 | * |
1958 | * Return: The original value of @v. |
1959 | */ |
1960 | static __always_inline s64 |
1961 | atomic64_fetch_sub_release(s64 i, atomic64_t *v) |
1962 | { |
1963 | kcsan_release(); |
1964 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1965 | return raw_atomic64_fetch_sub_release(i, v); |
1966 | } |
1967 | |
1968 | /** |
1969 | * atomic64_fetch_sub_relaxed() - atomic subtract with relaxed ordering |
1970 | * @i: s64 value to subtract |
1971 | * @v: pointer to atomic64_t |
1972 | * |
1973 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
1974 | * |
1975 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_sub_relaxed() there. |
1976 | * |
1977 | * Return: The original value of @v. |
1978 | */ |
1979 | static __always_inline s64 |
1980 | atomic64_fetch_sub_relaxed(s64 i, atomic64_t *v) |
1981 | { |
1982 | instrument_atomic_read_write(v, size: sizeof(*v)); |
1983 | return raw_atomic64_fetch_sub_relaxed(i, v); |
1984 | } |
1985 | |
1986 | /** |
1987 | * atomic64_inc() - atomic increment with relaxed ordering |
1988 | * @v: pointer to atomic64_t |
1989 | * |
1990 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
1991 | * |
1992 | * Unsafe to use in noinstr code; use raw_atomic64_inc() there. |
1993 | * |
1994 | * Return: Nothing. |
1995 | */ |
1996 | static __always_inline void |
1997 | atomic64_inc(atomic64_t *v) |
1998 | { |
1999 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2000 | raw_atomic64_inc(v); |
2001 | } |
2002 | |
2003 | /** |
2004 | * atomic64_inc_return() - atomic increment with full ordering |
2005 | * @v: pointer to atomic64_t |
2006 | * |
2007 | * Atomically updates @v to (@v + 1) with full ordering. |
2008 | * |
2009 | * Unsafe to use in noinstr code; use raw_atomic64_inc_return() there. |
2010 | * |
2011 | * Return: The updated value of @v. |
2012 | */ |
2013 | static __always_inline s64 |
2014 | atomic64_inc_return(atomic64_t *v) |
2015 | { |
2016 | kcsan_mb(); |
2017 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2018 | return raw_atomic64_inc_return(v); |
2019 | } |
2020 | |
2021 | /** |
2022 | * atomic64_inc_return_acquire() - atomic increment with acquire ordering |
2023 | * @v: pointer to atomic64_t |
2024 | * |
2025 | * Atomically updates @v to (@v + 1) with acquire ordering. |
2026 | * |
2027 | * Unsafe to use in noinstr code; use raw_atomic64_inc_return_acquire() there. |
2028 | * |
2029 | * Return: The updated value of @v. |
2030 | */ |
2031 | static __always_inline s64 |
2032 | atomic64_inc_return_acquire(atomic64_t *v) |
2033 | { |
2034 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2035 | return raw_atomic64_inc_return_acquire(v); |
2036 | } |
2037 | |
2038 | /** |
2039 | * atomic64_inc_return_release() - atomic increment with release ordering |
2040 | * @v: pointer to atomic64_t |
2041 | * |
2042 | * Atomically updates @v to (@v + 1) with release ordering. |
2043 | * |
2044 | * Unsafe to use in noinstr code; use raw_atomic64_inc_return_release() there. |
2045 | * |
2046 | * Return: The updated value of @v. |
2047 | */ |
2048 | static __always_inline s64 |
2049 | atomic64_inc_return_release(atomic64_t *v) |
2050 | { |
2051 | kcsan_release(); |
2052 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2053 | return raw_atomic64_inc_return_release(v); |
2054 | } |
2055 | |
2056 | /** |
2057 | * atomic64_inc_return_relaxed() - atomic increment with relaxed ordering |
2058 | * @v: pointer to atomic64_t |
2059 | * |
2060 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
2061 | * |
2062 | * Unsafe to use in noinstr code; use raw_atomic64_inc_return_relaxed() there. |
2063 | * |
2064 | * Return: The updated value of @v. |
2065 | */ |
2066 | static __always_inline s64 |
2067 | atomic64_inc_return_relaxed(atomic64_t *v) |
2068 | { |
2069 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2070 | return raw_atomic64_inc_return_relaxed(v); |
2071 | } |
2072 | |
2073 | /** |
2074 | * atomic64_fetch_inc() - atomic increment with full ordering |
2075 | * @v: pointer to atomic64_t |
2076 | * |
2077 | * Atomically updates @v to (@v + 1) with full ordering. |
2078 | * |
2079 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_inc() there. |
2080 | * |
2081 | * Return: The original value of @v. |
2082 | */ |
2083 | static __always_inline s64 |
2084 | atomic64_fetch_inc(atomic64_t *v) |
2085 | { |
2086 | kcsan_mb(); |
2087 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2088 | return raw_atomic64_fetch_inc(v); |
2089 | } |
2090 | |
2091 | /** |
2092 | * atomic64_fetch_inc_acquire() - atomic increment with acquire ordering |
2093 | * @v: pointer to atomic64_t |
2094 | * |
2095 | * Atomically updates @v to (@v + 1) with acquire ordering. |
2096 | * |
2097 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_inc_acquire() there. |
2098 | * |
2099 | * Return: The original value of @v. |
2100 | */ |
2101 | static __always_inline s64 |
2102 | atomic64_fetch_inc_acquire(atomic64_t *v) |
2103 | { |
2104 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2105 | return raw_atomic64_fetch_inc_acquire(v); |
2106 | } |
2107 | |
2108 | /** |
2109 | * atomic64_fetch_inc_release() - atomic increment with release ordering |
2110 | * @v: pointer to atomic64_t |
2111 | * |
2112 | * Atomically updates @v to (@v + 1) with release ordering. |
2113 | * |
2114 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_inc_release() there. |
2115 | * |
2116 | * Return: The original value of @v. |
2117 | */ |
2118 | static __always_inline s64 |
2119 | atomic64_fetch_inc_release(atomic64_t *v) |
2120 | { |
2121 | kcsan_release(); |
2122 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2123 | return raw_atomic64_fetch_inc_release(v); |
2124 | } |
2125 | |
2126 | /** |
2127 | * atomic64_fetch_inc_relaxed() - atomic increment with relaxed ordering |
2128 | * @v: pointer to atomic64_t |
2129 | * |
2130 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
2131 | * |
2132 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_inc_relaxed() there. |
2133 | * |
2134 | * Return: The original value of @v. |
2135 | */ |
2136 | static __always_inline s64 |
2137 | atomic64_fetch_inc_relaxed(atomic64_t *v) |
2138 | { |
2139 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2140 | return raw_atomic64_fetch_inc_relaxed(v); |
2141 | } |
2142 | |
2143 | /** |
2144 | * atomic64_dec() - atomic decrement with relaxed ordering |
2145 | * @v: pointer to atomic64_t |
2146 | * |
2147 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
2148 | * |
2149 | * Unsafe to use in noinstr code; use raw_atomic64_dec() there. |
2150 | * |
2151 | * Return: Nothing. |
2152 | */ |
2153 | static __always_inline void |
2154 | atomic64_dec(atomic64_t *v) |
2155 | { |
2156 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2157 | raw_atomic64_dec(v); |
2158 | } |
2159 | |
2160 | /** |
2161 | * atomic64_dec_return() - atomic decrement with full ordering |
2162 | * @v: pointer to atomic64_t |
2163 | * |
2164 | * Atomically updates @v to (@v - 1) with full ordering. |
2165 | * |
2166 | * Unsafe to use in noinstr code; use raw_atomic64_dec_return() there. |
2167 | * |
2168 | * Return: The updated value of @v. |
2169 | */ |
2170 | static __always_inline s64 |
2171 | atomic64_dec_return(atomic64_t *v) |
2172 | { |
2173 | kcsan_mb(); |
2174 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2175 | return raw_atomic64_dec_return(v); |
2176 | } |
2177 | |
2178 | /** |
2179 | * atomic64_dec_return_acquire() - atomic decrement with acquire ordering |
2180 | * @v: pointer to atomic64_t |
2181 | * |
2182 | * Atomically updates @v to (@v - 1) with acquire ordering. |
2183 | * |
2184 | * Unsafe to use in noinstr code; use raw_atomic64_dec_return_acquire() there. |
2185 | * |
2186 | * Return: The updated value of @v. |
2187 | */ |
2188 | static __always_inline s64 |
2189 | atomic64_dec_return_acquire(atomic64_t *v) |
2190 | { |
2191 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2192 | return raw_atomic64_dec_return_acquire(v); |
2193 | } |
2194 | |
2195 | /** |
2196 | * atomic64_dec_return_release() - atomic decrement with release ordering |
2197 | * @v: pointer to atomic64_t |
2198 | * |
2199 | * Atomically updates @v to (@v - 1) with release ordering. |
2200 | * |
2201 | * Unsafe to use in noinstr code; use raw_atomic64_dec_return_release() there. |
2202 | * |
2203 | * Return: The updated value of @v. |
2204 | */ |
2205 | static __always_inline s64 |
2206 | atomic64_dec_return_release(atomic64_t *v) |
2207 | { |
2208 | kcsan_release(); |
2209 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2210 | return raw_atomic64_dec_return_release(v); |
2211 | } |
2212 | |
2213 | /** |
2214 | * atomic64_dec_return_relaxed() - atomic decrement with relaxed ordering |
2215 | * @v: pointer to atomic64_t |
2216 | * |
2217 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
2218 | * |
2219 | * Unsafe to use in noinstr code; use raw_atomic64_dec_return_relaxed() there. |
2220 | * |
2221 | * Return: The updated value of @v. |
2222 | */ |
2223 | static __always_inline s64 |
2224 | atomic64_dec_return_relaxed(atomic64_t *v) |
2225 | { |
2226 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2227 | return raw_atomic64_dec_return_relaxed(v); |
2228 | } |
2229 | |
2230 | /** |
2231 | * atomic64_fetch_dec() - atomic decrement with full ordering |
2232 | * @v: pointer to atomic64_t |
2233 | * |
2234 | * Atomically updates @v to (@v - 1) with full ordering. |
2235 | * |
2236 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_dec() there. |
2237 | * |
2238 | * Return: The original value of @v. |
2239 | */ |
2240 | static __always_inline s64 |
2241 | atomic64_fetch_dec(atomic64_t *v) |
2242 | { |
2243 | kcsan_mb(); |
2244 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2245 | return raw_atomic64_fetch_dec(v); |
2246 | } |
2247 | |
2248 | /** |
2249 | * atomic64_fetch_dec_acquire() - atomic decrement with acquire ordering |
2250 | * @v: pointer to atomic64_t |
2251 | * |
2252 | * Atomically updates @v to (@v - 1) with acquire ordering. |
2253 | * |
2254 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_dec_acquire() there. |
2255 | * |
2256 | * Return: The original value of @v. |
2257 | */ |
2258 | static __always_inline s64 |
2259 | atomic64_fetch_dec_acquire(atomic64_t *v) |
2260 | { |
2261 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2262 | return raw_atomic64_fetch_dec_acquire(v); |
2263 | } |
2264 | |
2265 | /** |
2266 | * atomic64_fetch_dec_release() - atomic decrement with release ordering |
2267 | * @v: pointer to atomic64_t |
2268 | * |
2269 | * Atomically updates @v to (@v - 1) with release ordering. |
2270 | * |
2271 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_dec_release() there. |
2272 | * |
2273 | * Return: The original value of @v. |
2274 | */ |
2275 | static __always_inline s64 |
2276 | atomic64_fetch_dec_release(atomic64_t *v) |
2277 | { |
2278 | kcsan_release(); |
2279 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2280 | return raw_atomic64_fetch_dec_release(v); |
2281 | } |
2282 | |
2283 | /** |
2284 | * atomic64_fetch_dec_relaxed() - atomic decrement with relaxed ordering |
2285 | * @v: pointer to atomic64_t |
2286 | * |
2287 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
2288 | * |
2289 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_dec_relaxed() there. |
2290 | * |
2291 | * Return: The original value of @v. |
2292 | */ |
2293 | static __always_inline s64 |
2294 | atomic64_fetch_dec_relaxed(atomic64_t *v) |
2295 | { |
2296 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2297 | return raw_atomic64_fetch_dec_relaxed(v); |
2298 | } |
2299 | |
2300 | /** |
2301 | * atomic64_and() - atomic bitwise AND with relaxed ordering |
2302 | * @i: s64 value |
2303 | * @v: pointer to atomic64_t |
2304 | * |
2305 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
2306 | * |
2307 | * Unsafe to use in noinstr code; use raw_atomic64_and() there. |
2308 | * |
2309 | * Return: Nothing. |
2310 | */ |
2311 | static __always_inline void |
2312 | atomic64_and(s64 i, atomic64_t *v) |
2313 | { |
2314 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2315 | raw_atomic64_and(i, v); |
2316 | } |
2317 | |
2318 | /** |
2319 | * atomic64_fetch_and() - atomic bitwise AND with full ordering |
2320 | * @i: s64 value |
2321 | * @v: pointer to atomic64_t |
2322 | * |
2323 | * Atomically updates @v to (@v & @i) with full ordering. |
2324 | * |
2325 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_and() there. |
2326 | * |
2327 | * Return: The original value of @v. |
2328 | */ |
2329 | static __always_inline s64 |
2330 | atomic64_fetch_and(s64 i, atomic64_t *v) |
2331 | { |
2332 | kcsan_mb(); |
2333 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2334 | return raw_atomic64_fetch_and(i, v); |
2335 | } |
2336 | |
2337 | /** |
2338 | * atomic64_fetch_and_acquire() - atomic bitwise AND with acquire ordering |
2339 | * @i: s64 value |
2340 | * @v: pointer to atomic64_t |
2341 | * |
2342 | * Atomically updates @v to (@v & @i) with acquire ordering. |
2343 | * |
2344 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_and_acquire() there. |
2345 | * |
2346 | * Return: The original value of @v. |
2347 | */ |
2348 | static __always_inline s64 |
2349 | atomic64_fetch_and_acquire(s64 i, atomic64_t *v) |
2350 | { |
2351 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2352 | return raw_atomic64_fetch_and_acquire(i, v); |
2353 | } |
2354 | |
2355 | /** |
2356 | * atomic64_fetch_and_release() - atomic bitwise AND with release ordering |
2357 | * @i: s64 value |
2358 | * @v: pointer to atomic64_t |
2359 | * |
2360 | * Atomically updates @v to (@v & @i) with release ordering. |
2361 | * |
2362 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_and_release() there. |
2363 | * |
2364 | * Return: The original value of @v. |
2365 | */ |
2366 | static __always_inline s64 |
2367 | atomic64_fetch_and_release(s64 i, atomic64_t *v) |
2368 | { |
2369 | kcsan_release(); |
2370 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2371 | return raw_atomic64_fetch_and_release(i, v); |
2372 | } |
2373 | |
2374 | /** |
2375 | * atomic64_fetch_and_relaxed() - atomic bitwise AND with relaxed ordering |
2376 | * @i: s64 value |
2377 | * @v: pointer to atomic64_t |
2378 | * |
2379 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
2380 | * |
2381 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_and_relaxed() there. |
2382 | * |
2383 | * Return: The original value of @v. |
2384 | */ |
2385 | static __always_inline s64 |
2386 | atomic64_fetch_and_relaxed(s64 i, atomic64_t *v) |
2387 | { |
2388 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2389 | return raw_atomic64_fetch_and_relaxed(i, v); |
2390 | } |
2391 | |
2392 | /** |
2393 | * atomic64_andnot() - atomic bitwise AND NOT with relaxed ordering |
2394 | * @i: s64 value |
2395 | * @v: pointer to atomic64_t |
2396 | * |
2397 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
2398 | * |
2399 | * Unsafe to use in noinstr code; use raw_atomic64_andnot() there. |
2400 | * |
2401 | * Return: Nothing. |
2402 | */ |
2403 | static __always_inline void |
2404 | atomic64_andnot(s64 i, atomic64_t *v) |
2405 | { |
2406 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2407 | raw_atomic64_andnot(i, v); |
2408 | } |
2409 | |
2410 | /** |
2411 | * atomic64_fetch_andnot() - atomic bitwise AND NOT with full ordering |
2412 | * @i: s64 value |
2413 | * @v: pointer to atomic64_t |
2414 | * |
2415 | * Atomically updates @v to (@v & ~@i) with full ordering. |
2416 | * |
2417 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_andnot() there. |
2418 | * |
2419 | * Return: The original value of @v. |
2420 | */ |
2421 | static __always_inline s64 |
2422 | atomic64_fetch_andnot(s64 i, atomic64_t *v) |
2423 | { |
2424 | kcsan_mb(); |
2425 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2426 | return raw_atomic64_fetch_andnot(i, v); |
2427 | } |
2428 | |
2429 | /** |
2430 | * atomic64_fetch_andnot_acquire() - atomic bitwise AND NOT with acquire ordering |
2431 | * @i: s64 value |
2432 | * @v: pointer to atomic64_t |
2433 | * |
2434 | * Atomically updates @v to (@v & ~@i) with acquire ordering. |
2435 | * |
2436 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_andnot_acquire() there. |
2437 | * |
2438 | * Return: The original value of @v. |
2439 | */ |
2440 | static __always_inline s64 |
2441 | atomic64_fetch_andnot_acquire(s64 i, atomic64_t *v) |
2442 | { |
2443 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2444 | return raw_atomic64_fetch_andnot_acquire(i, v); |
2445 | } |
2446 | |
2447 | /** |
2448 | * atomic64_fetch_andnot_release() - atomic bitwise AND NOT with release ordering |
2449 | * @i: s64 value |
2450 | * @v: pointer to atomic64_t |
2451 | * |
2452 | * Atomically updates @v to (@v & ~@i) with release ordering. |
2453 | * |
2454 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_andnot_release() there. |
2455 | * |
2456 | * Return: The original value of @v. |
2457 | */ |
2458 | static __always_inline s64 |
2459 | atomic64_fetch_andnot_release(s64 i, atomic64_t *v) |
2460 | { |
2461 | kcsan_release(); |
2462 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2463 | return raw_atomic64_fetch_andnot_release(i, v); |
2464 | } |
2465 | |
2466 | /** |
2467 | * atomic64_fetch_andnot_relaxed() - atomic bitwise AND NOT with relaxed ordering |
2468 | * @i: s64 value |
2469 | * @v: pointer to atomic64_t |
2470 | * |
2471 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
2472 | * |
2473 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_andnot_relaxed() there. |
2474 | * |
2475 | * Return: The original value of @v. |
2476 | */ |
2477 | static __always_inline s64 |
2478 | atomic64_fetch_andnot_relaxed(s64 i, atomic64_t *v) |
2479 | { |
2480 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2481 | return raw_atomic64_fetch_andnot_relaxed(i, v); |
2482 | } |
2483 | |
2484 | /** |
2485 | * atomic64_or() - atomic bitwise OR with relaxed ordering |
2486 | * @i: s64 value |
2487 | * @v: pointer to atomic64_t |
2488 | * |
2489 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
2490 | * |
2491 | * Unsafe to use in noinstr code; use raw_atomic64_or() there. |
2492 | * |
2493 | * Return: Nothing. |
2494 | */ |
2495 | static __always_inline void |
2496 | atomic64_or(s64 i, atomic64_t *v) |
2497 | { |
2498 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2499 | raw_atomic64_or(i, v); |
2500 | } |
2501 | |
2502 | /** |
2503 | * atomic64_fetch_or() - atomic bitwise OR with full ordering |
2504 | * @i: s64 value |
2505 | * @v: pointer to atomic64_t |
2506 | * |
2507 | * Atomically updates @v to (@v | @i) with full ordering. |
2508 | * |
2509 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_or() there. |
2510 | * |
2511 | * Return: The original value of @v. |
2512 | */ |
2513 | static __always_inline s64 |
2514 | atomic64_fetch_or(s64 i, atomic64_t *v) |
2515 | { |
2516 | kcsan_mb(); |
2517 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2518 | return raw_atomic64_fetch_or(i, v); |
2519 | } |
2520 | |
2521 | /** |
2522 | * atomic64_fetch_or_acquire() - atomic bitwise OR with acquire ordering |
2523 | * @i: s64 value |
2524 | * @v: pointer to atomic64_t |
2525 | * |
2526 | * Atomically updates @v to (@v | @i) with acquire ordering. |
2527 | * |
2528 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_or_acquire() there. |
2529 | * |
2530 | * Return: The original value of @v. |
2531 | */ |
2532 | static __always_inline s64 |
2533 | atomic64_fetch_or_acquire(s64 i, atomic64_t *v) |
2534 | { |
2535 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2536 | return raw_atomic64_fetch_or_acquire(i, v); |
2537 | } |
2538 | |
2539 | /** |
2540 | * atomic64_fetch_or_release() - atomic bitwise OR with release ordering |
2541 | * @i: s64 value |
2542 | * @v: pointer to atomic64_t |
2543 | * |
2544 | * Atomically updates @v to (@v | @i) with release ordering. |
2545 | * |
2546 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_or_release() there. |
2547 | * |
2548 | * Return: The original value of @v. |
2549 | */ |
2550 | static __always_inline s64 |
2551 | atomic64_fetch_or_release(s64 i, atomic64_t *v) |
2552 | { |
2553 | kcsan_release(); |
2554 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2555 | return raw_atomic64_fetch_or_release(i, v); |
2556 | } |
2557 | |
2558 | /** |
2559 | * atomic64_fetch_or_relaxed() - atomic bitwise OR with relaxed ordering |
2560 | * @i: s64 value |
2561 | * @v: pointer to atomic64_t |
2562 | * |
2563 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
2564 | * |
2565 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_or_relaxed() there. |
2566 | * |
2567 | * Return: The original value of @v. |
2568 | */ |
2569 | static __always_inline s64 |
2570 | atomic64_fetch_or_relaxed(s64 i, atomic64_t *v) |
2571 | { |
2572 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2573 | return raw_atomic64_fetch_or_relaxed(i, v); |
2574 | } |
2575 | |
2576 | /** |
2577 | * atomic64_xor() - atomic bitwise XOR with relaxed ordering |
2578 | * @i: s64 value |
2579 | * @v: pointer to atomic64_t |
2580 | * |
2581 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
2582 | * |
2583 | * Unsafe to use in noinstr code; use raw_atomic64_xor() there. |
2584 | * |
2585 | * Return: Nothing. |
2586 | */ |
2587 | static __always_inline void |
2588 | atomic64_xor(s64 i, atomic64_t *v) |
2589 | { |
2590 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2591 | raw_atomic64_xor(i, v); |
2592 | } |
2593 | |
2594 | /** |
2595 | * atomic64_fetch_xor() - atomic bitwise XOR with full ordering |
2596 | * @i: s64 value |
2597 | * @v: pointer to atomic64_t |
2598 | * |
2599 | * Atomically updates @v to (@v ^ @i) with full ordering. |
2600 | * |
2601 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_xor() there. |
2602 | * |
2603 | * Return: The original value of @v. |
2604 | */ |
2605 | static __always_inline s64 |
2606 | atomic64_fetch_xor(s64 i, atomic64_t *v) |
2607 | { |
2608 | kcsan_mb(); |
2609 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2610 | return raw_atomic64_fetch_xor(i, v); |
2611 | } |
2612 | |
2613 | /** |
2614 | * atomic64_fetch_xor_acquire() - atomic bitwise XOR with acquire ordering |
2615 | * @i: s64 value |
2616 | * @v: pointer to atomic64_t |
2617 | * |
2618 | * Atomically updates @v to (@v ^ @i) with acquire ordering. |
2619 | * |
2620 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_xor_acquire() there. |
2621 | * |
2622 | * Return: The original value of @v. |
2623 | */ |
2624 | static __always_inline s64 |
2625 | atomic64_fetch_xor_acquire(s64 i, atomic64_t *v) |
2626 | { |
2627 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2628 | return raw_atomic64_fetch_xor_acquire(i, v); |
2629 | } |
2630 | |
2631 | /** |
2632 | * atomic64_fetch_xor_release() - atomic bitwise XOR with release ordering |
2633 | * @i: s64 value |
2634 | * @v: pointer to atomic64_t |
2635 | * |
2636 | * Atomically updates @v to (@v ^ @i) with release ordering. |
2637 | * |
2638 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_xor_release() there. |
2639 | * |
2640 | * Return: The original value of @v. |
2641 | */ |
2642 | static __always_inline s64 |
2643 | atomic64_fetch_xor_release(s64 i, atomic64_t *v) |
2644 | { |
2645 | kcsan_release(); |
2646 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2647 | return raw_atomic64_fetch_xor_release(i, v); |
2648 | } |
2649 | |
2650 | /** |
2651 | * atomic64_fetch_xor_relaxed() - atomic bitwise XOR with relaxed ordering |
2652 | * @i: s64 value |
2653 | * @v: pointer to atomic64_t |
2654 | * |
2655 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
2656 | * |
2657 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_xor_relaxed() there. |
2658 | * |
2659 | * Return: The original value of @v. |
2660 | */ |
2661 | static __always_inline s64 |
2662 | atomic64_fetch_xor_relaxed(s64 i, atomic64_t *v) |
2663 | { |
2664 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2665 | return raw_atomic64_fetch_xor_relaxed(i, v); |
2666 | } |
2667 | |
2668 | /** |
2669 | * atomic64_xchg() - atomic exchange with full ordering |
2670 | * @v: pointer to atomic64_t |
2671 | * @new: s64 value to assign |
2672 | * |
2673 | * Atomically updates @v to @new with full ordering. |
2674 | * |
2675 | * Unsafe to use in noinstr code; use raw_atomic64_xchg() there. |
2676 | * |
2677 | * Return: The original value of @v. |
2678 | */ |
2679 | static __always_inline s64 |
2680 | atomic64_xchg(atomic64_t *v, s64 new) |
2681 | { |
2682 | kcsan_mb(); |
2683 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2684 | return raw_atomic64_xchg(v, new); |
2685 | } |
2686 | |
2687 | /** |
2688 | * atomic64_xchg_acquire() - atomic exchange with acquire ordering |
2689 | * @v: pointer to atomic64_t |
2690 | * @new: s64 value to assign |
2691 | * |
2692 | * Atomically updates @v to @new with acquire ordering. |
2693 | * |
2694 | * Unsafe to use in noinstr code; use raw_atomic64_xchg_acquire() there. |
2695 | * |
2696 | * Return: The original value of @v. |
2697 | */ |
2698 | static __always_inline s64 |
2699 | atomic64_xchg_acquire(atomic64_t *v, s64 new) |
2700 | { |
2701 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2702 | return raw_atomic64_xchg_acquire(v, new); |
2703 | } |
2704 | |
2705 | /** |
2706 | * atomic64_xchg_release() - atomic exchange with release ordering |
2707 | * @v: pointer to atomic64_t |
2708 | * @new: s64 value to assign |
2709 | * |
2710 | * Atomically updates @v to @new with release ordering. |
2711 | * |
2712 | * Unsafe to use in noinstr code; use raw_atomic64_xchg_release() there. |
2713 | * |
2714 | * Return: The original value of @v. |
2715 | */ |
2716 | static __always_inline s64 |
2717 | atomic64_xchg_release(atomic64_t *v, s64 new) |
2718 | { |
2719 | kcsan_release(); |
2720 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2721 | return raw_atomic64_xchg_release(v, new); |
2722 | } |
2723 | |
2724 | /** |
2725 | * atomic64_xchg_relaxed() - atomic exchange with relaxed ordering |
2726 | * @v: pointer to atomic64_t |
2727 | * @new: s64 value to assign |
2728 | * |
2729 | * Atomically updates @v to @new with relaxed ordering. |
2730 | * |
2731 | * Unsafe to use in noinstr code; use raw_atomic64_xchg_relaxed() there. |
2732 | * |
2733 | * Return: The original value of @v. |
2734 | */ |
2735 | static __always_inline s64 |
2736 | atomic64_xchg_relaxed(atomic64_t *v, s64 new) |
2737 | { |
2738 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2739 | return raw_atomic64_xchg_relaxed(v, new); |
2740 | } |
2741 | |
2742 | /** |
2743 | * atomic64_cmpxchg() - atomic compare and exchange with full ordering |
2744 | * @v: pointer to atomic64_t |
2745 | * @old: s64 value to compare with |
2746 | * @new: s64 value to assign |
2747 | * |
2748 | * If (@v == @old), atomically updates @v to @new with full ordering. |
2749 | * |
2750 | * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg() there. |
2751 | * |
2752 | * Return: The original value of @v. |
2753 | */ |
2754 | static __always_inline s64 |
2755 | atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) |
2756 | { |
2757 | kcsan_mb(); |
2758 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2759 | return raw_atomic64_cmpxchg(v, old, new); |
2760 | } |
2761 | |
2762 | /** |
2763 | * atomic64_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
2764 | * @v: pointer to atomic64_t |
2765 | * @old: s64 value to compare with |
2766 | * @new: s64 value to assign |
2767 | * |
2768 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
2769 | * |
2770 | * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_acquire() there. |
2771 | * |
2772 | * Return: The original value of @v. |
2773 | */ |
2774 | static __always_inline s64 |
2775 | atomic64_cmpxchg_acquire(atomic64_t *v, s64 old, s64 new) |
2776 | { |
2777 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2778 | return raw_atomic64_cmpxchg_acquire(v, old, new); |
2779 | } |
2780 | |
2781 | /** |
2782 | * atomic64_cmpxchg_release() - atomic compare and exchange with release ordering |
2783 | * @v: pointer to atomic64_t |
2784 | * @old: s64 value to compare with |
2785 | * @new: s64 value to assign |
2786 | * |
2787 | * If (@v == @old), atomically updates @v to @new with release ordering. |
2788 | * |
2789 | * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_release() there. |
2790 | * |
2791 | * Return: The original value of @v. |
2792 | */ |
2793 | static __always_inline s64 |
2794 | atomic64_cmpxchg_release(atomic64_t *v, s64 old, s64 new) |
2795 | { |
2796 | kcsan_release(); |
2797 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2798 | return raw_atomic64_cmpxchg_release(v, old, new); |
2799 | } |
2800 | |
2801 | /** |
2802 | * atomic64_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
2803 | * @v: pointer to atomic64_t |
2804 | * @old: s64 value to compare with |
2805 | * @new: s64 value to assign |
2806 | * |
2807 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
2808 | * |
2809 | * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_relaxed() there. |
2810 | * |
2811 | * Return: The original value of @v. |
2812 | */ |
2813 | static __always_inline s64 |
2814 | atomic64_cmpxchg_relaxed(atomic64_t *v, s64 old, s64 new) |
2815 | { |
2816 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2817 | return raw_atomic64_cmpxchg_relaxed(v, old, new); |
2818 | } |
2819 | |
2820 | /** |
2821 | * atomic64_try_cmpxchg() - atomic compare and exchange with full ordering |
2822 | * @v: pointer to atomic64_t |
2823 | * @old: pointer to s64 value to compare with |
2824 | * @new: s64 value to assign |
2825 | * |
2826 | * If (@v == @old), atomically updates @v to @new with full ordering. |
2827 | * Otherwise, updates @old to the current value of @v. |
2828 | * |
2829 | * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg() there. |
2830 | * |
2831 | * Return: @true if the exchange occured, @false otherwise. |
2832 | */ |
2833 | static __always_inline bool |
2834 | atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) |
2835 | { |
2836 | kcsan_mb(); |
2837 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2838 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
2839 | return raw_atomic64_try_cmpxchg(v, old, new); |
2840 | } |
2841 | |
2842 | /** |
2843 | * atomic64_try_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
2844 | * @v: pointer to atomic64_t |
2845 | * @old: pointer to s64 value to compare with |
2846 | * @new: s64 value to assign |
2847 | * |
2848 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
2849 | * Otherwise, updates @old to the current value of @v. |
2850 | * |
2851 | * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_acquire() there. |
2852 | * |
2853 | * Return: @true if the exchange occured, @false otherwise. |
2854 | */ |
2855 | static __always_inline bool |
2856 | atomic64_try_cmpxchg_acquire(atomic64_t *v, s64 *old, s64 new) |
2857 | { |
2858 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2859 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
2860 | return raw_atomic64_try_cmpxchg_acquire(v, old, new); |
2861 | } |
2862 | |
2863 | /** |
2864 | * atomic64_try_cmpxchg_release() - atomic compare and exchange with release ordering |
2865 | * @v: pointer to atomic64_t |
2866 | * @old: pointer to s64 value to compare with |
2867 | * @new: s64 value to assign |
2868 | * |
2869 | * If (@v == @old), atomically updates @v to @new with release ordering. |
2870 | * Otherwise, updates @old to the current value of @v. |
2871 | * |
2872 | * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_release() there. |
2873 | * |
2874 | * Return: @true if the exchange occured, @false otherwise. |
2875 | */ |
2876 | static __always_inline bool |
2877 | atomic64_try_cmpxchg_release(atomic64_t *v, s64 *old, s64 new) |
2878 | { |
2879 | kcsan_release(); |
2880 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2881 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
2882 | return raw_atomic64_try_cmpxchg_release(v, old, new); |
2883 | } |
2884 | |
2885 | /** |
2886 | * atomic64_try_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
2887 | * @v: pointer to atomic64_t |
2888 | * @old: pointer to s64 value to compare with |
2889 | * @new: s64 value to assign |
2890 | * |
2891 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
2892 | * Otherwise, updates @old to the current value of @v. |
2893 | * |
2894 | * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_relaxed() there. |
2895 | * |
2896 | * Return: @true if the exchange occured, @false otherwise. |
2897 | */ |
2898 | static __always_inline bool |
2899 | atomic64_try_cmpxchg_relaxed(atomic64_t *v, s64 *old, s64 new) |
2900 | { |
2901 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2902 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
2903 | return raw_atomic64_try_cmpxchg_relaxed(v, old, new); |
2904 | } |
2905 | |
2906 | /** |
2907 | * atomic64_sub_and_test() - atomic subtract and test if zero with full ordering |
2908 | * @i: s64 value to add |
2909 | * @v: pointer to atomic64_t |
2910 | * |
2911 | * Atomically updates @v to (@v - @i) with full ordering. |
2912 | * |
2913 | * Unsafe to use in noinstr code; use raw_atomic64_sub_and_test() there. |
2914 | * |
2915 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
2916 | */ |
2917 | static __always_inline bool |
2918 | atomic64_sub_and_test(s64 i, atomic64_t *v) |
2919 | { |
2920 | kcsan_mb(); |
2921 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2922 | return raw_atomic64_sub_and_test(i, v); |
2923 | } |
2924 | |
2925 | /** |
2926 | * atomic64_dec_and_test() - atomic decrement and test if zero with full ordering |
2927 | * @v: pointer to atomic64_t |
2928 | * |
2929 | * Atomically updates @v to (@v - 1) with full ordering. |
2930 | * |
2931 | * Unsafe to use in noinstr code; use raw_atomic64_dec_and_test() there. |
2932 | * |
2933 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
2934 | */ |
2935 | static __always_inline bool |
2936 | atomic64_dec_and_test(atomic64_t *v) |
2937 | { |
2938 | kcsan_mb(); |
2939 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2940 | return raw_atomic64_dec_and_test(v); |
2941 | } |
2942 | |
2943 | /** |
2944 | * atomic64_inc_and_test() - atomic increment and test if zero with full ordering |
2945 | * @v: pointer to atomic64_t |
2946 | * |
2947 | * Atomically updates @v to (@v + 1) with full ordering. |
2948 | * |
2949 | * Unsafe to use in noinstr code; use raw_atomic64_inc_and_test() there. |
2950 | * |
2951 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
2952 | */ |
2953 | static __always_inline bool |
2954 | atomic64_inc_and_test(atomic64_t *v) |
2955 | { |
2956 | kcsan_mb(); |
2957 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2958 | return raw_atomic64_inc_and_test(v); |
2959 | } |
2960 | |
2961 | /** |
2962 | * atomic64_add_negative() - atomic add and test if negative with full ordering |
2963 | * @i: s64 value to add |
2964 | * @v: pointer to atomic64_t |
2965 | * |
2966 | * Atomically updates @v to (@v + @i) with full ordering. |
2967 | * |
2968 | * Unsafe to use in noinstr code; use raw_atomic64_add_negative() there. |
2969 | * |
2970 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
2971 | */ |
2972 | static __always_inline bool |
2973 | atomic64_add_negative(s64 i, atomic64_t *v) |
2974 | { |
2975 | kcsan_mb(); |
2976 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2977 | return raw_atomic64_add_negative(i, v); |
2978 | } |
2979 | |
2980 | /** |
2981 | * atomic64_add_negative_acquire() - atomic add and test if negative with acquire ordering |
2982 | * @i: s64 value to add |
2983 | * @v: pointer to atomic64_t |
2984 | * |
2985 | * Atomically updates @v to (@v + @i) with acquire ordering. |
2986 | * |
2987 | * Unsafe to use in noinstr code; use raw_atomic64_add_negative_acquire() there. |
2988 | * |
2989 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
2990 | */ |
2991 | static __always_inline bool |
2992 | atomic64_add_negative_acquire(s64 i, atomic64_t *v) |
2993 | { |
2994 | instrument_atomic_read_write(v, size: sizeof(*v)); |
2995 | return raw_atomic64_add_negative_acquire(i, v); |
2996 | } |
2997 | |
2998 | /** |
2999 | * atomic64_add_negative_release() - atomic add and test if negative with release ordering |
3000 | * @i: s64 value to add |
3001 | * @v: pointer to atomic64_t |
3002 | * |
3003 | * Atomically updates @v to (@v + @i) with release ordering. |
3004 | * |
3005 | * Unsafe to use in noinstr code; use raw_atomic64_add_negative_release() there. |
3006 | * |
3007 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
3008 | */ |
3009 | static __always_inline bool |
3010 | atomic64_add_negative_release(s64 i, atomic64_t *v) |
3011 | { |
3012 | kcsan_release(); |
3013 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3014 | return raw_atomic64_add_negative_release(i, v); |
3015 | } |
3016 | |
3017 | /** |
3018 | * atomic64_add_negative_relaxed() - atomic add and test if negative with relaxed ordering |
3019 | * @i: s64 value to add |
3020 | * @v: pointer to atomic64_t |
3021 | * |
3022 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
3023 | * |
3024 | * Unsafe to use in noinstr code; use raw_atomic64_add_negative_relaxed() there. |
3025 | * |
3026 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
3027 | */ |
3028 | static __always_inline bool |
3029 | atomic64_add_negative_relaxed(s64 i, atomic64_t *v) |
3030 | { |
3031 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3032 | return raw_atomic64_add_negative_relaxed(i, v); |
3033 | } |
3034 | |
3035 | /** |
3036 | * atomic64_fetch_add_unless() - atomic add unless value with full ordering |
3037 | * @v: pointer to atomic64_t |
3038 | * @a: s64 value to add |
3039 | * @u: s64 value to compare with |
3040 | * |
3041 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
3042 | * |
3043 | * Unsafe to use in noinstr code; use raw_atomic64_fetch_add_unless() there. |
3044 | * |
3045 | * Return: The original value of @v. |
3046 | */ |
3047 | static __always_inline s64 |
3048 | atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) |
3049 | { |
3050 | kcsan_mb(); |
3051 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3052 | return raw_atomic64_fetch_add_unless(v, a, u); |
3053 | } |
3054 | |
3055 | /** |
3056 | * atomic64_add_unless() - atomic add unless value with full ordering |
3057 | * @v: pointer to atomic64_t |
3058 | * @a: s64 value to add |
3059 | * @u: s64 value to compare with |
3060 | * |
3061 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
3062 | * |
3063 | * Unsafe to use in noinstr code; use raw_atomic64_add_unless() there. |
3064 | * |
3065 | * Return: @true if @v was updated, @false otherwise. |
3066 | */ |
3067 | static __always_inline bool |
3068 | atomic64_add_unless(atomic64_t *v, s64 a, s64 u) |
3069 | { |
3070 | kcsan_mb(); |
3071 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3072 | return raw_atomic64_add_unless(v, a, u); |
3073 | } |
3074 | |
3075 | /** |
3076 | * atomic64_inc_not_zero() - atomic increment unless zero with full ordering |
3077 | * @v: pointer to atomic64_t |
3078 | * |
3079 | * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. |
3080 | * |
3081 | * Unsafe to use in noinstr code; use raw_atomic64_inc_not_zero() there. |
3082 | * |
3083 | * Return: @true if @v was updated, @false otherwise. |
3084 | */ |
3085 | static __always_inline bool |
3086 | atomic64_inc_not_zero(atomic64_t *v) |
3087 | { |
3088 | kcsan_mb(); |
3089 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3090 | return raw_atomic64_inc_not_zero(v); |
3091 | } |
3092 | |
3093 | /** |
3094 | * atomic64_inc_unless_negative() - atomic increment unless negative with full ordering |
3095 | * @v: pointer to atomic64_t |
3096 | * |
3097 | * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. |
3098 | * |
3099 | * Unsafe to use in noinstr code; use raw_atomic64_inc_unless_negative() there. |
3100 | * |
3101 | * Return: @true if @v was updated, @false otherwise. |
3102 | */ |
3103 | static __always_inline bool |
3104 | atomic64_inc_unless_negative(atomic64_t *v) |
3105 | { |
3106 | kcsan_mb(); |
3107 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3108 | return raw_atomic64_inc_unless_negative(v); |
3109 | } |
3110 | |
3111 | /** |
3112 | * atomic64_dec_unless_positive() - atomic decrement unless positive with full ordering |
3113 | * @v: pointer to atomic64_t |
3114 | * |
3115 | * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. |
3116 | * |
3117 | * Unsafe to use in noinstr code; use raw_atomic64_dec_unless_positive() there. |
3118 | * |
3119 | * Return: @true if @v was updated, @false otherwise. |
3120 | */ |
3121 | static __always_inline bool |
3122 | atomic64_dec_unless_positive(atomic64_t *v) |
3123 | { |
3124 | kcsan_mb(); |
3125 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3126 | return raw_atomic64_dec_unless_positive(v); |
3127 | } |
3128 | |
3129 | /** |
3130 | * atomic64_dec_if_positive() - atomic decrement if positive with full ordering |
3131 | * @v: pointer to atomic64_t |
3132 | * |
3133 | * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. |
3134 | * |
3135 | * Unsafe to use in noinstr code; use raw_atomic64_dec_if_positive() there. |
3136 | * |
3137 | * Return: The old value of (@v - 1), regardless of whether @v was updated. |
3138 | */ |
3139 | static __always_inline s64 |
3140 | atomic64_dec_if_positive(atomic64_t *v) |
3141 | { |
3142 | kcsan_mb(); |
3143 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3144 | return raw_atomic64_dec_if_positive(v); |
3145 | } |
3146 | |
3147 | /** |
3148 | * atomic_long_read() - atomic load with relaxed ordering |
3149 | * @v: pointer to atomic_long_t |
3150 | * |
3151 | * Atomically loads the value of @v with relaxed ordering. |
3152 | * |
3153 | * Unsafe to use in noinstr code; use raw_atomic_long_read() there. |
3154 | * |
3155 | * Return: The value loaded from @v. |
3156 | */ |
3157 | static __always_inline long |
3158 | atomic_long_read(const atomic_long_t *v) |
3159 | { |
3160 | instrument_atomic_read(v, size: sizeof(*v)); |
3161 | return raw_atomic_long_read(v); |
3162 | } |
3163 | |
3164 | /** |
3165 | * atomic_long_read_acquire() - atomic load with acquire ordering |
3166 | * @v: pointer to atomic_long_t |
3167 | * |
3168 | * Atomically loads the value of @v with acquire ordering. |
3169 | * |
3170 | * Unsafe to use in noinstr code; use raw_atomic_long_read_acquire() there. |
3171 | * |
3172 | * Return: The value loaded from @v. |
3173 | */ |
3174 | static __always_inline long |
3175 | atomic_long_read_acquire(const atomic_long_t *v) |
3176 | { |
3177 | instrument_atomic_read(v, size: sizeof(*v)); |
3178 | return raw_atomic_long_read_acquire(v); |
3179 | } |
3180 | |
3181 | /** |
3182 | * atomic_long_set() - atomic set with relaxed ordering |
3183 | * @v: pointer to atomic_long_t |
3184 | * @i: long value to assign |
3185 | * |
3186 | * Atomically sets @v to @i with relaxed ordering. |
3187 | * |
3188 | * Unsafe to use in noinstr code; use raw_atomic_long_set() there. |
3189 | * |
3190 | * Return: Nothing. |
3191 | */ |
3192 | static __always_inline void |
3193 | atomic_long_set(atomic_long_t *v, long i) |
3194 | { |
3195 | instrument_atomic_write(v, size: sizeof(*v)); |
3196 | raw_atomic_long_set(v, i); |
3197 | } |
3198 | |
3199 | /** |
3200 | * atomic_long_set_release() - atomic set with release ordering |
3201 | * @v: pointer to atomic_long_t |
3202 | * @i: long value to assign |
3203 | * |
3204 | * Atomically sets @v to @i with release ordering. |
3205 | * |
3206 | * Unsafe to use in noinstr code; use raw_atomic_long_set_release() there. |
3207 | * |
3208 | * Return: Nothing. |
3209 | */ |
3210 | static __always_inline void |
3211 | atomic_long_set_release(atomic_long_t *v, long i) |
3212 | { |
3213 | kcsan_release(); |
3214 | instrument_atomic_write(v, size: sizeof(*v)); |
3215 | raw_atomic_long_set_release(v, i); |
3216 | } |
3217 | |
3218 | /** |
3219 | * atomic_long_add() - atomic add with relaxed ordering |
3220 | * @i: long value to add |
3221 | * @v: pointer to atomic_long_t |
3222 | * |
3223 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
3224 | * |
3225 | * Unsafe to use in noinstr code; use raw_atomic_long_add() there. |
3226 | * |
3227 | * Return: Nothing. |
3228 | */ |
3229 | static __always_inline void |
3230 | atomic_long_add(long i, atomic_long_t *v) |
3231 | { |
3232 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3233 | raw_atomic_long_add(i, v); |
3234 | } |
3235 | |
3236 | /** |
3237 | * atomic_long_add_return() - atomic add with full ordering |
3238 | * @i: long value to add |
3239 | * @v: pointer to atomic_long_t |
3240 | * |
3241 | * Atomically updates @v to (@v + @i) with full ordering. |
3242 | * |
3243 | * Unsafe to use in noinstr code; use raw_atomic_long_add_return() there. |
3244 | * |
3245 | * Return: The updated value of @v. |
3246 | */ |
3247 | static __always_inline long |
3248 | atomic_long_add_return(long i, atomic_long_t *v) |
3249 | { |
3250 | kcsan_mb(); |
3251 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3252 | return raw_atomic_long_add_return(i, v); |
3253 | } |
3254 | |
3255 | /** |
3256 | * atomic_long_add_return_acquire() - atomic add with acquire ordering |
3257 | * @i: long value to add |
3258 | * @v: pointer to atomic_long_t |
3259 | * |
3260 | * Atomically updates @v to (@v + @i) with acquire ordering. |
3261 | * |
3262 | * Unsafe to use in noinstr code; use raw_atomic_long_add_return_acquire() there. |
3263 | * |
3264 | * Return: The updated value of @v. |
3265 | */ |
3266 | static __always_inline long |
3267 | atomic_long_add_return_acquire(long i, atomic_long_t *v) |
3268 | { |
3269 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3270 | return raw_atomic_long_add_return_acquire(i, v); |
3271 | } |
3272 | |
3273 | /** |
3274 | * atomic_long_add_return_release() - atomic add with release ordering |
3275 | * @i: long value to add |
3276 | * @v: pointer to atomic_long_t |
3277 | * |
3278 | * Atomically updates @v to (@v + @i) with release ordering. |
3279 | * |
3280 | * Unsafe to use in noinstr code; use raw_atomic_long_add_return_release() there. |
3281 | * |
3282 | * Return: The updated value of @v. |
3283 | */ |
3284 | static __always_inline long |
3285 | atomic_long_add_return_release(long i, atomic_long_t *v) |
3286 | { |
3287 | kcsan_release(); |
3288 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3289 | return raw_atomic_long_add_return_release(i, v); |
3290 | } |
3291 | |
3292 | /** |
3293 | * atomic_long_add_return_relaxed() - atomic add with relaxed ordering |
3294 | * @i: long value to add |
3295 | * @v: pointer to atomic_long_t |
3296 | * |
3297 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
3298 | * |
3299 | * Unsafe to use in noinstr code; use raw_atomic_long_add_return_relaxed() there. |
3300 | * |
3301 | * Return: The updated value of @v. |
3302 | */ |
3303 | static __always_inline long |
3304 | atomic_long_add_return_relaxed(long i, atomic_long_t *v) |
3305 | { |
3306 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3307 | return raw_atomic_long_add_return_relaxed(i, v); |
3308 | } |
3309 | |
3310 | /** |
3311 | * atomic_long_fetch_add() - atomic add with full ordering |
3312 | * @i: long value to add |
3313 | * @v: pointer to atomic_long_t |
3314 | * |
3315 | * Atomically updates @v to (@v + @i) with full ordering. |
3316 | * |
3317 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add() there. |
3318 | * |
3319 | * Return: The original value of @v. |
3320 | */ |
3321 | static __always_inline long |
3322 | atomic_long_fetch_add(long i, atomic_long_t *v) |
3323 | { |
3324 | kcsan_mb(); |
3325 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3326 | return raw_atomic_long_fetch_add(i, v); |
3327 | } |
3328 | |
3329 | /** |
3330 | * atomic_long_fetch_add_acquire() - atomic add with acquire ordering |
3331 | * @i: long value to add |
3332 | * @v: pointer to atomic_long_t |
3333 | * |
3334 | * Atomically updates @v to (@v + @i) with acquire ordering. |
3335 | * |
3336 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add_acquire() there. |
3337 | * |
3338 | * Return: The original value of @v. |
3339 | */ |
3340 | static __always_inline long |
3341 | atomic_long_fetch_add_acquire(long i, atomic_long_t *v) |
3342 | { |
3343 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3344 | return raw_atomic_long_fetch_add_acquire(i, v); |
3345 | } |
3346 | |
3347 | /** |
3348 | * atomic_long_fetch_add_release() - atomic add with release ordering |
3349 | * @i: long value to add |
3350 | * @v: pointer to atomic_long_t |
3351 | * |
3352 | * Atomically updates @v to (@v + @i) with release ordering. |
3353 | * |
3354 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add_release() there. |
3355 | * |
3356 | * Return: The original value of @v. |
3357 | */ |
3358 | static __always_inline long |
3359 | atomic_long_fetch_add_release(long i, atomic_long_t *v) |
3360 | { |
3361 | kcsan_release(); |
3362 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3363 | return raw_atomic_long_fetch_add_release(i, v); |
3364 | } |
3365 | |
3366 | /** |
3367 | * atomic_long_fetch_add_relaxed() - atomic add with relaxed ordering |
3368 | * @i: long value to add |
3369 | * @v: pointer to atomic_long_t |
3370 | * |
3371 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
3372 | * |
3373 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add_relaxed() there. |
3374 | * |
3375 | * Return: The original value of @v. |
3376 | */ |
3377 | static __always_inline long |
3378 | atomic_long_fetch_add_relaxed(long i, atomic_long_t *v) |
3379 | { |
3380 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3381 | return raw_atomic_long_fetch_add_relaxed(i, v); |
3382 | } |
3383 | |
3384 | /** |
3385 | * atomic_long_sub() - atomic subtract with relaxed ordering |
3386 | * @i: long value to subtract |
3387 | * @v: pointer to atomic_long_t |
3388 | * |
3389 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
3390 | * |
3391 | * Unsafe to use in noinstr code; use raw_atomic_long_sub() there. |
3392 | * |
3393 | * Return: Nothing. |
3394 | */ |
3395 | static __always_inline void |
3396 | atomic_long_sub(long i, atomic_long_t *v) |
3397 | { |
3398 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3399 | raw_atomic_long_sub(i, v); |
3400 | } |
3401 | |
3402 | /** |
3403 | * atomic_long_sub_return() - atomic subtract with full ordering |
3404 | * @i: long value to subtract |
3405 | * @v: pointer to atomic_long_t |
3406 | * |
3407 | * Atomically updates @v to (@v - @i) with full ordering. |
3408 | * |
3409 | * Unsafe to use in noinstr code; use raw_atomic_long_sub_return() there. |
3410 | * |
3411 | * Return: The updated value of @v. |
3412 | */ |
3413 | static __always_inline long |
3414 | atomic_long_sub_return(long i, atomic_long_t *v) |
3415 | { |
3416 | kcsan_mb(); |
3417 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3418 | return raw_atomic_long_sub_return(i, v); |
3419 | } |
3420 | |
3421 | /** |
3422 | * atomic_long_sub_return_acquire() - atomic subtract with acquire ordering |
3423 | * @i: long value to subtract |
3424 | * @v: pointer to atomic_long_t |
3425 | * |
3426 | * Atomically updates @v to (@v - @i) with acquire ordering. |
3427 | * |
3428 | * Unsafe to use in noinstr code; use raw_atomic_long_sub_return_acquire() there. |
3429 | * |
3430 | * Return: The updated value of @v. |
3431 | */ |
3432 | static __always_inline long |
3433 | atomic_long_sub_return_acquire(long i, atomic_long_t *v) |
3434 | { |
3435 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3436 | return raw_atomic_long_sub_return_acquire(i, v); |
3437 | } |
3438 | |
3439 | /** |
3440 | * atomic_long_sub_return_release() - atomic subtract with release ordering |
3441 | * @i: long value to subtract |
3442 | * @v: pointer to atomic_long_t |
3443 | * |
3444 | * Atomically updates @v to (@v - @i) with release ordering. |
3445 | * |
3446 | * Unsafe to use in noinstr code; use raw_atomic_long_sub_return_release() there. |
3447 | * |
3448 | * Return: The updated value of @v. |
3449 | */ |
3450 | static __always_inline long |
3451 | atomic_long_sub_return_release(long i, atomic_long_t *v) |
3452 | { |
3453 | kcsan_release(); |
3454 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3455 | return raw_atomic_long_sub_return_release(i, v); |
3456 | } |
3457 | |
3458 | /** |
3459 | * atomic_long_sub_return_relaxed() - atomic subtract with relaxed ordering |
3460 | * @i: long value to subtract |
3461 | * @v: pointer to atomic_long_t |
3462 | * |
3463 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
3464 | * |
3465 | * Unsafe to use in noinstr code; use raw_atomic_long_sub_return_relaxed() there. |
3466 | * |
3467 | * Return: The updated value of @v. |
3468 | */ |
3469 | static __always_inline long |
3470 | atomic_long_sub_return_relaxed(long i, atomic_long_t *v) |
3471 | { |
3472 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3473 | return raw_atomic_long_sub_return_relaxed(i, v); |
3474 | } |
3475 | |
3476 | /** |
3477 | * atomic_long_fetch_sub() - atomic subtract with full ordering |
3478 | * @i: long value to subtract |
3479 | * @v: pointer to atomic_long_t |
3480 | * |
3481 | * Atomically updates @v to (@v - @i) with full ordering. |
3482 | * |
3483 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_sub() there. |
3484 | * |
3485 | * Return: The original value of @v. |
3486 | */ |
3487 | static __always_inline long |
3488 | atomic_long_fetch_sub(long i, atomic_long_t *v) |
3489 | { |
3490 | kcsan_mb(); |
3491 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3492 | return raw_atomic_long_fetch_sub(i, v); |
3493 | } |
3494 | |
3495 | /** |
3496 | * atomic_long_fetch_sub_acquire() - atomic subtract with acquire ordering |
3497 | * @i: long value to subtract |
3498 | * @v: pointer to atomic_long_t |
3499 | * |
3500 | * Atomically updates @v to (@v - @i) with acquire ordering. |
3501 | * |
3502 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_sub_acquire() there. |
3503 | * |
3504 | * Return: The original value of @v. |
3505 | */ |
3506 | static __always_inline long |
3507 | atomic_long_fetch_sub_acquire(long i, atomic_long_t *v) |
3508 | { |
3509 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3510 | return raw_atomic_long_fetch_sub_acquire(i, v); |
3511 | } |
3512 | |
3513 | /** |
3514 | * atomic_long_fetch_sub_release() - atomic subtract with release ordering |
3515 | * @i: long value to subtract |
3516 | * @v: pointer to atomic_long_t |
3517 | * |
3518 | * Atomically updates @v to (@v - @i) with release ordering. |
3519 | * |
3520 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_sub_release() there. |
3521 | * |
3522 | * Return: The original value of @v. |
3523 | */ |
3524 | static __always_inline long |
3525 | atomic_long_fetch_sub_release(long i, atomic_long_t *v) |
3526 | { |
3527 | kcsan_release(); |
3528 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3529 | return raw_atomic_long_fetch_sub_release(i, v); |
3530 | } |
3531 | |
3532 | /** |
3533 | * atomic_long_fetch_sub_relaxed() - atomic subtract with relaxed ordering |
3534 | * @i: long value to subtract |
3535 | * @v: pointer to atomic_long_t |
3536 | * |
3537 | * Atomically updates @v to (@v - @i) with relaxed ordering. |
3538 | * |
3539 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_sub_relaxed() there. |
3540 | * |
3541 | * Return: The original value of @v. |
3542 | */ |
3543 | static __always_inline long |
3544 | atomic_long_fetch_sub_relaxed(long i, atomic_long_t *v) |
3545 | { |
3546 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3547 | return raw_atomic_long_fetch_sub_relaxed(i, v); |
3548 | } |
3549 | |
3550 | /** |
3551 | * atomic_long_inc() - atomic increment with relaxed ordering |
3552 | * @v: pointer to atomic_long_t |
3553 | * |
3554 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
3555 | * |
3556 | * Unsafe to use in noinstr code; use raw_atomic_long_inc() there. |
3557 | * |
3558 | * Return: Nothing. |
3559 | */ |
3560 | static __always_inline void |
3561 | atomic_long_inc(atomic_long_t *v) |
3562 | { |
3563 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3564 | raw_atomic_long_inc(v); |
3565 | } |
3566 | |
3567 | /** |
3568 | * atomic_long_inc_return() - atomic increment with full ordering |
3569 | * @v: pointer to atomic_long_t |
3570 | * |
3571 | * Atomically updates @v to (@v + 1) with full ordering. |
3572 | * |
3573 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_return() there. |
3574 | * |
3575 | * Return: The updated value of @v. |
3576 | */ |
3577 | static __always_inline long |
3578 | atomic_long_inc_return(atomic_long_t *v) |
3579 | { |
3580 | kcsan_mb(); |
3581 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3582 | return raw_atomic_long_inc_return(v); |
3583 | } |
3584 | |
3585 | /** |
3586 | * atomic_long_inc_return_acquire() - atomic increment with acquire ordering |
3587 | * @v: pointer to atomic_long_t |
3588 | * |
3589 | * Atomically updates @v to (@v + 1) with acquire ordering. |
3590 | * |
3591 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_return_acquire() there. |
3592 | * |
3593 | * Return: The updated value of @v. |
3594 | */ |
3595 | static __always_inline long |
3596 | atomic_long_inc_return_acquire(atomic_long_t *v) |
3597 | { |
3598 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3599 | return raw_atomic_long_inc_return_acquire(v); |
3600 | } |
3601 | |
3602 | /** |
3603 | * atomic_long_inc_return_release() - atomic increment with release ordering |
3604 | * @v: pointer to atomic_long_t |
3605 | * |
3606 | * Atomically updates @v to (@v + 1) with release ordering. |
3607 | * |
3608 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_return_release() there. |
3609 | * |
3610 | * Return: The updated value of @v. |
3611 | */ |
3612 | static __always_inline long |
3613 | atomic_long_inc_return_release(atomic_long_t *v) |
3614 | { |
3615 | kcsan_release(); |
3616 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3617 | return raw_atomic_long_inc_return_release(v); |
3618 | } |
3619 | |
3620 | /** |
3621 | * atomic_long_inc_return_relaxed() - atomic increment with relaxed ordering |
3622 | * @v: pointer to atomic_long_t |
3623 | * |
3624 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
3625 | * |
3626 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_return_relaxed() there. |
3627 | * |
3628 | * Return: The updated value of @v. |
3629 | */ |
3630 | static __always_inline long |
3631 | atomic_long_inc_return_relaxed(atomic_long_t *v) |
3632 | { |
3633 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3634 | return raw_atomic_long_inc_return_relaxed(v); |
3635 | } |
3636 | |
3637 | /** |
3638 | * atomic_long_fetch_inc() - atomic increment with full ordering |
3639 | * @v: pointer to atomic_long_t |
3640 | * |
3641 | * Atomically updates @v to (@v + 1) with full ordering. |
3642 | * |
3643 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_inc() there. |
3644 | * |
3645 | * Return: The original value of @v. |
3646 | */ |
3647 | static __always_inline long |
3648 | atomic_long_fetch_inc(atomic_long_t *v) |
3649 | { |
3650 | kcsan_mb(); |
3651 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3652 | return raw_atomic_long_fetch_inc(v); |
3653 | } |
3654 | |
3655 | /** |
3656 | * atomic_long_fetch_inc_acquire() - atomic increment with acquire ordering |
3657 | * @v: pointer to atomic_long_t |
3658 | * |
3659 | * Atomically updates @v to (@v + 1) with acquire ordering. |
3660 | * |
3661 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_inc_acquire() there. |
3662 | * |
3663 | * Return: The original value of @v. |
3664 | */ |
3665 | static __always_inline long |
3666 | atomic_long_fetch_inc_acquire(atomic_long_t *v) |
3667 | { |
3668 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3669 | return raw_atomic_long_fetch_inc_acquire(v); |
3670 | } |
3671 | |
3672 | /** |
3673 | * atomic_long_fetch_inc_release() - atomic increment with release ordering |
3674 | * @v: pointer to atomic_long_t |
3675 | * |
3676 | * Atomically updates @v to (@v + 1) with release ordering. |
3677 | * |
3678 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_inc_release() there. |
3679 | * |
3680 | * Return: The original value of @v. |
3681 | */ |
3682 | static __always_inline long |
3683 | atomic_long_fetch_inc_release(atomic_long_t *v) |
3684 | { |
3685 | kcsan_release(); |
3686 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3687 | return raw_atomic_long_fetch_inc_release(v); |
3688 | } |
3689 | |
3690 | /** |
3691 | * atomic_long_fetch_inc_relaxed() - atomic increment with relaxed ordering |
3692 | * @v: pointer to atomic_long_t |
3693 | * |
3694 | * Atomically updates @v to (@v + 1) with relaxed ordering. |
3695 | * |
3696 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_inc_relaxed() there. |
3697 | * |
3698 | * Return: The original value of @v. |
3699 | */ |
3700 | static __always_inline long |
3701 | atomic_long_fetch_inc_relaxed(atomic_long_t *v) |
3702 | { |
3703 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3704 | return raw_atomic_long_fetch_inc_relaxed(v); |
3705 | } |
3706 | |
3707 | /** |
3708 | * atomic_long_dec() - atomic decrement with relaxed ordering |
3709 | * @v: pointer to atomic_long_t |
3710 | * |
3711 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
3712 | * |
3713 | * Unsafe to use in noinstr code; use raw_atomic_long_dec() there. |
3714 | * |
3715 | * Return: Nothing. |
3716 | */ |
3717 | static __always_inline void |
3718 | atomic_long_dec(atomic_long_t *v) |
3719 | { |
3720 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3721 | raw_atomic_long_dec(v); |
3722 | } |
3723 | |
3724 | /** |
3725 | * atomic_long_dec_return() - atomic decrement with full ordering |
3726 | * @v: pointer to atomic_long_t |
3727 | * |
3728 | * Atomically updates @v to (@v - 1) with full ordering. |
3729 | * |
3730 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_return() there. |
3731 | * |
3732 | * Return: The updated value of @v. |
3733 | */ |
3734 | static __always_inline long |
3735 | atomic_long_dec_return(atomic_long_t *v) |
3736 | { |
3737 | kcsan_mb(); |
3738 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3739 | return raw_atomic_long_dec_return(v); |
3740 | } |
3741 | |
3742 | /** |
3743 | * atomic_long_dec_return_acquire() - atomic decrement with acquire ordering |
3744 | * @v: pointer to atomic_long_t |
3745 | * |
3746 | * Atomically updates @v to (@v - 1) with acquire ordering. |
3747 | * |
3748 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_return_acquire() there. |
3749 | * |
3750 | * Return: The updated value of @v. |
3751 | */ |
3752 | static __always_inline long |
3753 | atomic_long_dec_return_acquire(atomic_long_t *v) |
3754 | { |
3755 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3756 | return raw_atomic_long_dec_return_acquire(v); |
3757 | } |
3758 | |
3759 | /** |
3760 | * atomic_long_dec_return_release() - atomic decrement with release ordering |
3761 | * @v: pointer to atomic_long_t |
3762 | * |
3763 | * Atomically updates @v to (@v - 1) with release ordering. |
3764 | * |
3765 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_return_release() there. |
3766 | * |
3767 | * Return: The updated value of @v. |
3768 | */ |
3769 | static __always_inline long |
3770 | atomic_long_dec_return_release(atomic_long_t *v) |
3771 | { |
3772 | kcsan_release(); |
3773 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3774 | return raw_atomic_long_dec_return_release(v); |
3775 | } |
3776 | |
3777 | /** |
3778 | * atomic_long_dec_return_relaxed() - atomic decrement with relaxed ordering |
3779 | * @v: pointer to atomic_long_t |
3780 | * |
3781 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
3782 | * |
3783 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_return_relaxed() there. |
3784 | * |
3785 | * Return: The updated value of @v. |
3786 | */ |
3787 | static __always_inline long |
3788 | atomic_long_dec_return_relaxed(atomic_long_t *v) |
3789 | { |
3790 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3791 | return raw_atomic_long_dec_return_relaxed(v); |
3792 | } |
3793 | |
3794 | /** |
3795 | * atomic_long_fetch_dec() - atomic decrement with full ordering |
3796 | * @v: pointer to atomic_long_t |
3797 | * |
3798 | * Atomically updates @v to (@v - 1) with full ordering. |
3799 | * |
3800 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_dec() there. |
3801 | * |
3802 | * Return: The original value of @v. |
3803 | */ |
3804 | static __always_inline long |
3805 | atomic_long_fetch_dec(atomic_long_t *v) |
3806 | { |
3807 | kcsan_mb(); |
3808 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3809 | return raw_atomic_long_fetch_dec(v); |
3810 | } |
3811 | |
3812 | /** |
3813 | * atomic_long_fetch_dec_acquire() - atomic decrement with acquire ordering |
3814 | * @v: pointer to atomic_long_t |
3815 | * |
3816 | * Atomically updates @v to (@v - 1) with acquire ordering. |
3817 | * |
3818 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_dec_acquire() there. |
3819 | * |
3820 | * Return: The original value of @v. |
3821 | */ |
3822 | static __always_inline long |
3823 | atomic_long_fetch_dec_acquire(atomic_long_t *v) |
3824 | { |
3825 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3826 | return raw_atomic_long_fetch_dec_acquire(v); |
3827 | } |
3828 | |
3829 | /** |
3830 | * atomic_long_fetch_dec_release() - atomic decrement with release ordering |
3831 | * @v: pointer to atomic_long_t |
3832 | * |
3833 | * Atomically updates @v to (@v - 1) with release ordering. |
3834 | * |
3835 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_dec_release() there. |
3836 | * |
3837 | * Return: The original value of @v. |
3838 | */ |
3839 | static __always_inline long |
3840 | atomic_long_fetch_dec_release(atomic_long_t *v) |
3841 | { |
3842 | kcsan_release(); |
3843 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3844 | return raw_atomic_long_fetch_dec_release(v); |
3845 | } |
3846 | |
3847 | /** |
3848 | * atomic_long_fetch_dec_relaxed() - atomic decrement with relaxed ordering |
3849 | * @v: pointer to atomic_long_t |
3850 | * |
3851 | * Atomically updates @v to (@v - 1) with relaxed ordering. |
3852 | * |
3853 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_dec_relaxed() there. |
3854 | * |
3855 | * Return: The original value of @v. |
3856 | */ |
3857 | static __always_inline long |
3858 | atomic_long_fetch_dec_relaxed(atomic_long_t *v) |
3859 | { |
3860 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3861 | return raw_atomic_long_fetch_dec_relaxed(v); |
3862 | } |
3863 | |
3864 | /** |
3865 | * atomic_long_and() - atomic bitwise AND with relaxed ordering |
3866 | * @i: long value |
3867 | * @v: pointer to atomic_long_t |
3868 | * |
3869 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
3870 | * |
3871 | * Unsafe to use in noinstr code; use raw_atomic_long_and() there. |
3872 | * |
3873 | * Return: Nothing. |
3874 | */ |
3875 | static __always_inline void |
3876 | atomic_long_and(long i, atomic_long_t *v) |
3877 | { |
3878 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3879 | raw_atomic_long_and(i, v); |
3880 | } |
3881 | |
3882 | /** |
3883 | * atomic_long_fetch_and() - atomic bitwise AND with full ordering |
3884 | * @i: long value |
3885 | * @v: pointer to atomic_long_t |
3886 | * |
3887 | * Atomically updates @v to (@v & @i) with full ordering. |
3888 | * |
3889 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_and() there. |
3890 | * |
3891 | * Return: The original value of @v. |
3892 | */ |
3893 | static __always_inline long |
3894 | atomic_long_fetch_and(long i, atomic_long_t *v) |
3895 | { |
3896 | kcsan_mb(); |
3897 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3898 | return raw_atomic_long_fetch_and(i, v); |
3899 | } |
3900 | |
3901 | /** |
3902 | * atomic_long_fetch_and_acquire() - atomic bitwise AND with acquire ordering |
3903 | * @i: long value |
3904 | * @v: pointer to atomic_long_t |
3905 | * |
3906 | * Atomically updates @v to (@v & @i) with acquire ordering. |
3907 | * |
3908 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_and_acquire() there. |
3909 | * |
3910 | * Return: The original value of @v. |
3911 | */ |
3912 | static __always_inline long |
3913 | atomic_long_fetch_and_acquire(long i, atomic_long_t *v) |
3914 | { |
3915 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3916 | return raw_atomic_long_fetch_and_acquire(i, v); |
3917 | } |
3918 | |
3919 | /** |
3920 | * atomic_long_fetch_and_release() - atomic bitwise AND with release ordering |
3921 | * @i: long value |
3922 | * @v: pointer to atomic_long_t |
3923 | * |
3924 | * Atomically updates @v to (@v & @i) with release ordering. |
3925 | * |
3926 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_and_release() there. |
3927 | * |
3928 | * Return: The original value of @v. |
3929 | */ |
3930 | static __always_inline long |
3931 | atomic_long_fetch_and_release(long i, atomic_long_t *v) |
3932 | { |
3933 | kcsan_release(); |
3934 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3935 | return raw_atomic_long_fetch_and_release(i, v); |
3936 | } |
3937 | |
3938 | /** |
3939 | * atomic_long_fetch_and_relaxed() - atomic bitwise AND with relaxed ordering |
3940 | * @i: long value |
3941 | * @v: pointer to atomic_long_t |
3942 | * |
3943 | * Atomically updates @v to (@v & @i) with relaxed ordering. |
3944 | * |
3945 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_and_relaxed() there. |
3946 | * |
3947 | * Return: The original value of @v. |
3948 | */ |
3949 | static __always_inline long |
3950 | atomic_long_fetch_and_relaxed(long i, atomic_long_t *v) |
3951 | { |
3952 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3953 | return raw_atomic_long_fetch_and_relaxed(i, v); |
3954 | } |
3955 | |
3956 | /** |
3957 | * atomic_long_andnot() - atomic bitwise AND NOT with relaxed ordering |
3958 | * @i: long value |
3959 | * @v: pointer to atomic_long_t |
3960 | * |
3961 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
3962 | * |
3963 | * Unsafe to use in noinstr code; use raw_atomic_long_andnot() there. |
3964 | * |
3965 | * Return: Nothing. |
3966 | */ |
3967 | static __always_inline void |
3968 | atomic_long_andnot(long i, atomic_long_t *v) |
3969 | { |
3970 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3971 | raw_atomic_long_andnot(i, v); |
3972 | } |
3973 | |
3974 | /** |
3975 | * atomic_long_fetch_andnot() - atomic bitwise AND NOT with full ordering |
3976 | * @i: long value |
3977 | * @v: pointer to atomic_long_t |
3978 | * |
3979 | * Atomically updates @v to (@v & ~@i) with full ordering. |
3980 | * |
3981 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_andnot() there. |
3982 | * |
3983 | * Return: The original value of @v. |
3984 | */ |
3985 | static __always_inline long |
3986 | atomic_long_fetch_andnot(long i, atomic_long_t *v) |
3987 | { |
3988 | kcsan_mb(); |
3989 | instrument_atomic_read_write(v, size: sizeof(*v)); |
3990 | return raw_atomic_long_fetch_andnot(i, v); |
3991 | } |
3992 | |
3993 | /** |
3994 | * atomic_long_fetch_andnot_acquire() - atomic bitwise AND NOT with acquire ordering |
3995 | * @i: long value |
3996 | * @v: pointer to atomic_long_t |
3997 | * |
3998 | * Atomically updates @v to (@v & ~@i) with acquire ordering. |
3999 | * |
4000 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_andnot_acquire() there. |
4001 | * |
4002 | * Return: The original value of @v. |
4003 | */ |
4004 | static __always_inline long |
4005 | atomic_long_fetch_andnot_acquire(long i, atomic_long_t *v) |
4006 | { |
4007 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4008 | return raw_atomic_long_fetch_andnot_acquire(i, v); |
4009 | } |
4010 | |
4011 | /** |
4012 | * atomic_long_fetch_andnot_release() - atomic bitwise AND NOT with release ordering |
4013 | * @i: long value |
4014 | * @v: pointer to atomic_long_t |
4015 | * |
4016 | * Atomically updates @v to (@v & ~@i) with release ordering. |
4017 | * |
4018 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_andnot_release() there. |
4019 | * |
4020 | * Return: The original value of @v. |
4021 | */ |
4022 | static __always_inline long |
4023 | atomic_long_fetch_andnot_release(long i, atomic_long_t *v) |
4024 | { |
4025 | kcsan_release(); |
4026 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4027 | return raw_atomic_long_fetch_andnot_release(i, v); |
4028 | } |
4029 | |
4030 | /** |
4031 | * atomic_long_fetch_andnot_relaxed() - atomic bitwise AND NOT with relaxed ordering |
4032 | * @i: long value |
4033 | * @v: pointer to atomic_long_t |
4034 | * |
4035 | * Atomically updates @v to (@v & ~@i) with relaxed ordering. |
4036 | * |
4037 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_andnot_relaxed() there. |
4038 | * |
4039 | * Return: The original value of @v. |
4040 | */ |
4041 | static __always_inline long |
4042 | atomic_long_fetch_andnot_relaxed(long i, atomic_long_t *v) |
4043 | { |
4044 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4045 | return raw_atomic_long_fetch_andnot_relaxed(i, v); |
4046 | } |
4047 | |
4048 | /** |
4049 | * atomic_long_or() - atomic bitwise OR with relaxed ordering |
4050 | * @i: long value |
4051 | * @v: pointer to atomic_long_t |
4052 | * |
4053 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
4054 | * |
4055 | * Unsafe to use in noinstr code; use raw_atomic_long_or() there. |
4056 | * |
4057 | * Return: Nothing. |
4058 | */ |
4059 | static __always_inline void |
4060 | atomic_long_or(long i, atomic_long_t *v) |
4061 | { |
4062 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4063 | raw_atomic_long_or(i, v); |
4064 | } |
4065 | |
4066 | /** |
4067 | * atomic_long_fetch_or() - atomic bitwise OR with full ordering |
4068 | * @i: long value |
4069 | * @v: pointer to atomic_long_t |
4070 | * |
4071 | * Atomically updates @v to (@v | @i) with full ordering. |
4072 | * |
4073 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_or() there. |
4074 | * |
4075 | * Return: The original value of @v. |
4076 | */ |
4077 | static __always_inline long |
4078 | atomic_long_fetch_or(long i, atomic_long_t *v) |
4079 | { |
4080 | kcsan_mb(); |
4081 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4082 | return raw_atomic_long_fetch_or(i, v); |
4083 | } |
4084 | |
4085 | /** |
4086 | * atomic_long_fetch_or_acquire() - atomic bitwise OR with acquire ordering |
4087 | * @i: long value |
4088 | * @v: pointer to atomic_long_t |
4089 | * |
4090 | * Atomically updates @v to (@v | @i) with acquire ordering. |
4091 | * |
4092 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_or_acquire() there. |
4093 | * |
4094 | * Return: The original value of @v. |
4095 | */ |
4096 | static __always_inline long |
4097 | atomic_long_fetch_or_acquire(long i, atomic_long_t *v) |
4098 | { |
4099 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4100 | return raw_atomic_long_fetch_or_acquire(i, v); |
4101 | } |
4102 | |
4103 | /** |
4104 | * atomic_long_fetch_or_release() - atomic bitwise OR with release ordering |
4105 | * @i: long value |
4106 | * @v: pointer to atomic_long_t |
4107 | * |
4108 | * Atomically updates @v to (@v | @i) with release ordering. |
4109 | * |
4110 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_or_release() there. |
4111 | * |
4112 | * Return: The original value of @v. |
4113 | */ |
4114 | static __always_inline long |
4115 | atomic_long_fetch_or_release(long i, atomic_long_t *v) |
4116 | { |
4117 | kcsan_release(); |
4118 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4119 | return raw_atomic_long_fetch_or_release(i, v); |
4120 | } |
4121 | |
4122 | /** |
4123 | * atomic_long_fetch_or_relaxed() - atomic bitwise OR with relaxed ordering |
4124 | * @i: long value |
4125 | * @v: pointer to atomic_long_t |
4126 | * |
4127 | * Atomically updates @v to (@v | @i) with relaxed ordering. |
4128 | * |
4129 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_or_relaxed() there. |
4130 | * |
4131 | * Return: The original value of @v. |
4132 | */ |
4133 | static __always_inline long |
4134 | atomic_long_fetch_or_relaxed(long i, atomic_long_t *v) |
4135 | { |
4136 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4137 | return raw_atomic_long_fetch_or_relaxed(i, v); |
4138 | } |
4139 | |
4140 | /** |
4141 | * atomic_long_xor() - atomic bitwise XOR with relaxed ordering |
4142 | * @i: long value |
4143 | * @v: pointer to atomic_long_t |
4144 | * |
4145 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
4146 | * |
4147 | * Unsafe to use in noinstr code; use raw_atomic_long_xor() there. |
4148 | * |
4149 | * Return: Nothing. |
4150 | */ |
4151 | static __always_inline void |
4152 | atomic_long_xor(long i, atomic_long_t *v) |
4153 | { |
4154 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4155 | raw_atomic_long_xor(i, v); |
4156 | } |
4157 | |
4158 | /** |
4159 | * atomic_long_fetch_xor() - atomic bitwise XOR with full ordering |
4160 | * @i: long value |
4161 | * @v: pointer to atomic_long_t |
4162 | * |
4163 | * Atomically updates @v to (@v ^ @i) with full ordering. |
4164 | * |
4165 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_xor() there. |
4166 | * |
4167 | * Return: The original value of @v. |
4168 | */ |
4169 | static __always_inline long |
4170 | atomic_long_fetch_xor(long i, atomic_long_t *v) |
4171 | { |
4172 | kcsan_mb(); |
4173 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4174 | return raw_atomic_long_fetch_xor(i, v); |
4175 | } |
4176 | |
4177 | /** |
4178 | * atomic_long_fetch_xor_acquire() - atomic bitwise XOR with acquire ordering |
4179 | * @i: long value |
4180 | * @v: pointer to atomic_long_t |
4181 | * |
4182 | * Atomically updates @v to (@v ^ @i) with acquire ordering. |
4183 | * |
4184 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_xor_acquire() there. |
4185 | * |
4186 | * Return: The original value of @v. |
4187 | */ |
4188 | static __always_inline long |
4189 | atomic_long_fetch_xor_acquire(long i, atomic_long_t *v) |
4190 | { |
4191 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4192 | return raw_atomic_long_fetch_xor_acquire(i, v); |
4193 | } |
4194 | |
4195 | /** |
4196 | * atomic_long_fetch_xor_release() - atomic bitwise XOR with release ordering |
4197 | * @i: long value |
4198 | * @v: pointer to atomic_long_t |
4199 | * |
4200 | * Atomically updates @v to (@v ^ @i) with release ordering. |
4201 | * |
4202 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_xor_release() there. |
4203 | * |
4204 | * Return: The original value of @v. |
4205 | */ |
4206 | static __always_inline long |
4207 | atomic_long_fetch_xor_release(long i, atomic_long_t *v) |
4208 | { |
4209 | kcsan_release(); |
4210 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4211 | return raw_atomic_long_fetch_xor_release(i, v); |
4212 | } |
4213 | |
4214 | /** |
4215 | * atomic_long_fetch_xor_relaxed() - atomic bitwise XOR with relaxed ordering |
4216 | * @i: long value |
4217 | * @v: pointer to atomic_long_t |
4218 | * |
4219 | * Atomically updates @v to (@v ^ @i) with relaxed ordering. |
4220 | * |
4221 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_xor_relaxed() there. |
4222 | * |
4223 | * Return: The original value of @v. |
4224 | */ |
4225 | static __always_inline long |
4226 | atomic_long_fetch_xor_relaxed(long i, atomic_long_t *v) |
4227 | { |
4228 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4229 | return raw_atomic_long_fetch_xor_relaxed(i, v); |
4230 | } |
4231 | |
4232 | /** |
4233 | * atomic_long_xchg() - atomic exchange with full ordering |
4234 | * @v: pointer to atomic_long_t |
4235 | * @new: long value to assign |
4236 | * |
4237 | * Atomically updates @v to @new with full ordering. |
4238 | * |
4239 | * Unsafe to use in noinstr code; use raw_atomic_long_xchg() there. |
4240 | * |
4241 | * Return: The original value of @v. |
4242 | */ |
4243 | static __always_inline long |
4244 | atomic_long_xchg(atomic_long_t *v, long new) |
4245 | { |
4246 | kcsan_mb(); |
4247 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4248 | return raw_atomic_long_xchg(v, new); |
4249 | } |
4250 | |
4251 | /** |
4252 | * atomic_long_xchg_acquire() - atomic exchange with acquire ordering |
4253 | * @v: pointer to atomic_long_t |
4254 | * @new: long value to assign |
4255 | * |
4256 | * Atomically updates @v to @new with acquire ordering. |
4257 | * |
4258 | * Unsafe to use in noinstr code; use raw_atomic_long_xchg_acquire() there. |
4259 | * |
4260 | * Return: The original value of @v. |
4261 | */ |
4262 | static __always_inline long |
4263 | atomic_long_xchg_acquire(atomic_long_t *v, long new) |
4264 | { |
4265 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4266 | return raw_atomic_long_xchg_acquire(v, new); |
4267 | } |
4268 | |
4269 | /** |
4270 | * atomic_long_xchg_release() - atomic exchange with release ordering |
4271 | * @v: pointer to atomic_long_t |
4272 | * @new: long value to assign |
4273 | * |
4274 | * Atomically updates @v to @new with release ordering. |
4275 | * |
4276 | * Unsafe to use in noinstr code; use raw_atomic_long_xchg_release() there. |
4277 | * |
4278 | * Return: The original value of @v. |
4279 | */ |
4280 | static __always_inline long |
4281 | atomic_long_xchg_release(atomic_long_t *v, long new) |
4282 | { |
4283 | kcsan_release(); |
4284 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4285 | return raw_atomic_long_xchg_release(v, new); |
4286 | } |
4287 | |
4288 | /** |
4289 | * atomic_long_xchg_relaxed() - atomic exchange with relaxed ordering |
4290 | * @v: pointer to atomic_long_t |
4291 | * @new: long value to assign |
4292 | * |
4293 | * Atomically updates @v to @new with relaxed ordering. |
4294 | * |
4295 | * Unsafe to use in noinstr code; use raw_atomic_long_xchg_relaxed() there. |
4296 | * |
4297 | * Return: The original value of @v. |
4298 | */ |
4299 | static __always_inline long |
4300 | atomic_long_xchg_relaxed(atomic_long_t *v, long new) |
4301 | { |
4302 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4303 | return raw_atomic_long_xchg_relaxed(v, new); |
4304 | } |
4305 | |
4306 | /** |
4307 | * atomic_long_cmpxchg() - atomic compare and exchange with full ordering |
4308 | * @v: pointer to atomic_long_t |
4309 | * @old: long value to compare with |
4310 | * @new: long value to assign |
4311 | * |
4312 | * If (@v == @old), atomically updates @v to @new with full ordering. |
4313 | * |
4314 | * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg() there. |
4315 | * |
4316 | * Return: The original value of @v. |
4317 | */ |
4318 | static __always_inline long |
4319 | atomic_long_cmpxchg(atomic_long_t *v, long old, long new) |
4320 | { |
4321 | kcsan_mb(); |
4322 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4323 | return raw_atomic_long_cmpxchg(v, old, new); |
4324 | } |
4325 | |
4326 | /** |
4327 | * atomic_long_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
4328 | * @v: pointer to atomic_long_t |
4329 | * @old: long value to compare with |
4330 | * @new: long value to assign |
4331 | * |
4332 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
4333 | * |
4334 | * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_acquire() there. |
4335 | * |
4336 | * Return: The original value of @v. |
4337 | */ |
4338 | static __always_inline long |
4339 | atomic_long_cmpxchg_acquire(atomic_long_t *v, long old, long new) |
4340 | { |
4341 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4342 | return raw_atomic_long_cmpxchg_acquire(v, old, new); |
4343 | } |
4344 | |
4345 | /** |
4346 | * atomic_long_cmpxchg_release() - atomic compare and exchange with release ordering |
4347 | * @v: pointer to atomic_long_t |
4348 | * @old: long value to compare with |
4349 | * @new: long value to assign |
4350 | * |
4351 | * If (@v == @old), atomically updates @v to @new with release ordering. |
4352 | * |
4353 | * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_release() there. |
4354 | * |
4355 | * Return: The original value of @v. |
4356 | */ |
4357 | static __always_inline long |
4358 | atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new) |
4359 | { |
4360 | kcsan_release(); |
4361 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4362 | return raw_atomic_long_cmpxchg_release(v, old, new); |
4363 | } |
4364 | |
4365 | /** |
4366 | * atomic_long_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
4367 | * @v: pointer to atomic_long_t |
4368 | * @old: long value to compare with |
4369 | * @new: long value to assign |
4370 | * |
4371 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
4372 | * |
4373 | * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_relaxed() there. |
4374 | * |
4375 | * Return: The original value of @v. |
4376 | */ |
4377 | static __always_inline long |
4378 | atomic_long_cmpxchg_relaxed(atomic_long_t *v, long old, long new) |
4379 | { |
4380 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4381 | return raw_atomic_long_cmpxchg_relaxed(v, old, new); |
4382 | } |
4383 | |
4384 | /** |
4385 | * atomic_long_try_cmpxchg() - atomic compare and exchange with full ordering |
4386 | * @v: pointer to atomic_long_t |
4387 | * @old: pointer to long value to compare with |
4388 | * @new: long value to assign |
4389 | * |
4390 | * If (@v == @old), atomically updates @v to @new with full ordering. |
4391 | * Otherwise, updates @old to the current value of @v. |
4392 | * |
4393 | * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg() there. |
4394 | * |
4395 | * Return: @true if the exchange occured, @false otherwise. |
4396 | */ |
4397 | static __always_inline bool |
4398 | atomic_long_try_cmpxchg(atomic_long_t *v, long *old, long new) |
4399 | { |
4400 | kcsan_mb(); |
4401 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4402 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
4403 | return raw_atomic_long_try_cmpxchg(v, old, new); |
4404 | } |
4405 | |
4406 | /** |
4407 | * atomic_long_try_cmpxchg_acquire() - atomic compare and exchange with acquire ordering |
4408 | * @v: pointer to atomic_long_t |
4409 | * @old: pointer to long value to compare with |
4410 | * @new: long value to assign |
4411 | * |
4412 | * If (@v == @old), atomically updates @v to @new with acquire ordering. |
4413 | * Otherwise, updates @old to the current value of @v. |
4414 | * |
4415 | * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_acquire() there. |
4416 | * |
4417 | * Return: @true if the exchange occured, @false otherwise. |
4418 | */ |
4419 | static __always_inline bool |
4420 | atomic_long_try_cmpxchg_acquire(atomic_long_t *v, long *old, long new) |
4421 | { |
4422 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4423 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
4424 | return raw_atomic_long_try_cmpxchg_acquire(v, old, new); |
4425 | } |
4426 | |
4427 | /** |
4428 | * atomic_long_try_cmpxchg_release() - atomic compare and exchange with release ordering |
4429 | * @v: pointer to atomic_long_t |
4430 | * @old: pointer to long value to compare with |
4431 | * @new: long value to assign |
4432 | * |
4433 | * If (@v == @old), atomically updates @v to @new with release ordering. |
4434 | * Otherwise, updates @old to the current value of @v. |
4435 | * |
4436 | * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_release() there. |
4437 | * |
4438 | * Return: @true if the exchange occured, @false otherwise. |
4439 | */ |
4440 | static __always_inline bool |
4441 | atomic_long_try_cmpxchg_release(atomic_long_t *v, long *old, long new) |
4442 | { |
4443 | kcsan_release(); |
4444 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4445 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
4446 | return raw_atomic_long_try_cmpxchg_release(v, old, new); |
4447 | } |
4448 | |
4449 | /** |
4450 | * atomic_long_try_cmpxchg_relaxed() - atomic compare and exchange with relaxed ordering |
4451 | * @v: pointer to atomic_long_t |
4452 | * @old: pointer to long value to compare with |
4453 | * @new: long value to assign |
4454 | * |
4455 | * If (@v == @old), atomically updates @v to @new with relaxed ordering. |
4456 | * Otherwise, updates @old to the current value of @v. |
4457 | * |
4458 | * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_relaxed() there. |
4459 | * |
4460 | * Return: @true if the exchange occured, @false otherwise. |
4461 | */ |
4462 | static __always_inline bool |
4463 | atomic_long_try_cmpxchg_relaxed(atomic_long_t *v, long *old, long new) |
4464 | { |
4465 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4466 | instrument_atomic_read_write(v: old, size: sizeof(*old)); |
4467 | return raw_atomic_long_try_cmpxchg_relaxed(v, old, new); |
4468 | } |
4469 | |
4470 | /** |
4471 | * atomic_long_sub_and_test() - atomic subtract and test if zero with full ordering |
4472 | * @i: long value to add |
4473 | * @v: pointer to atomic_long_t |
4474 | * |
4475 | * Atomically updates @v to (@v - @i) with full ordering. |
4476 | * |
4477 | * Unsafe to use in noinstr code; use raw_atomic_long_sub_and_test() there. |
4478 | * |
4479 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
4480 | */ |
4481 | static __always_inline bool |
4482 | atomic_long_sub_and_test(long i, atomic_long_t *v) |
4483 | { |
4484 | kcsan_mb(); |
4485 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4486 | return raw_atomic_long_sub_and_test(i, v); |
4487 | } |
4488 | |
4489 | /** |
4490 | * atomic_long_dec_and_test() - atomic decrement and test if zero with full ordering |
4491 | * @v: pointer to atomic_long_t |
4492 | * |
4493 | * Atomically updates @v to (@v - 1) with full ordering. |
4494 | * |
4495 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_and_test() there. |
4496 | * |
4497 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
4498 | */ |
4499 | static __always_inline bool |
4500 | atomic_long_dec_and_test(atomic_long_t *v) |
4501 | { |
4502 | kcsan_mb(); |
4503 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4504 | return raw_atomic_long_dec_and_test(v); |
4505 | } |
4506 | |
4507 | /** |
4508 | * atomic_long_inc_and_test() - atomic increment and test if zero with full ordering |
4509 | * @v: pointer to atomic_long_t |
4510 | * |
4511 | * Atomically updates @v to (@v + 1) with full ordering. |
4512 | * |
4513 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_and_test() there. |
4514 | * |
4515 | * Return: @true if the resulting value of @v is zero, @false otherwise. |
4516 | */ |
4517 | static __always_inline bool |
4518 | atomic_long_inc_and_test(atomic_long_t *v) |
4519 | { |
4520 | kcsan_mb(); |
4521 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4522 | return raw_atomic_long_inc_and_test(v); |
4523 | } |
4524 | |
4525 | /** |
4526 | * atomic_long_add_negative() - atomic add and test if negative with full ordering |
4527 | * @i: long value to add |
4528 | * @v: pointer to atomic_long_t |
4529 | * |
4530 | * Atomically updates @v to (@v + @i) with full ordering. |
4531 | * |
4532 | * Unsafe to use in noinstr code; use raw_atomic_long_add_negative() there. |
4533 | * |
4534 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
4535 | */ |
4536 | static __always_inline bool |
4537 | atomic_long_add_negative(long i, atomic_long_t *v) |
4538 | { |
4539 | kcsan_mb(); |
4540 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4541 | return raw_atomic_long_add_negative(i, v); |
4542 | } |
4543 | |
4544 | /** |
4545 | * atomic_long_add_negative_acquire() - atomic add and test if negative with acquire ordering |
4546 | * @i: long value to add |
4547 | * @v: pointer to atomic_long_t |
4548 | * |
4549 | * Atomically updates @v to (@v + @i) with acquire ordering. |
4550 | * |
4551 | * Unsafe to use in noinstr code; use raw_atomic_long_add_negative_acquire() there. |
4552 | * |
4553 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
4554 | */ |
4555 | static __always_inline bool |
4556 | atomic_long_add_negative_acquire(long i, atomic_long_t *v) |
4557 | { |
4558 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4559 | return raw_atomic_long_add_negative_acquire(i, v); |
4560 | } |
4561 | |
4562 | /** |
4563 | * atomic_long_add_negative_release() - atomic add and test if negative with release ordering |
4564 | * @i: long value to add |
4565 | * @v: pointer to atomic_long_t |
4566 | * |
4567 | * Atomically updates @v to (@v + @i) with release ordering. |
4568 | * |
4569 | * Unsafe to use in noinstr code; use raw_atomic_long_add_negative_release() there. |
4570 | * |
4571 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
4572 | */ |
4573 | static __always_inline bool |
4574 | atomic_long_add_negative_release(long i, atomic_long_t *v) |
4575 | { |
4576 | kcsan_release(); |
4577 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4578 | return raw_atomic_long_add_negative_release(i, v); |
4579 | } |
4580 | |
4581 | /** |
4582 | * atomic_long_add_negative_relaxed() - atomic add and test if negative with relaxed ordering |
4583 | * @i: long value to add |
4584 | * @v: pointer to atomic_long_t |
4585 | * |
4586 | * Atomically updates @v to (@v + @i) with relaxed ordering. |
4587 | * |
4588 | * Unsafe to use in noinstr code; use raw_atomic_long_add_negative_relaxed() there. |
4589 | * |
4590 | * Return: @true if the resulting value of @v is negative, @false otherwise. |
4591 | */ |
4592 | static __always_inline bool |
4593 | atomic_long_add_negative_relaxed(long i, atomic_long_t *v) |
4594 | { |
4595 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4596 | return raw_atomic_long_add_negative_relaxed(i, v); |
4597 | } |
4598 | |
4599 | /** |
4600 | * atomic_long_fetch_add_unless() - atomic add unless value with full ordering |
4601 | * @v: pointer to atomic_long_t |
4602 | * @a: long value to add |
4603 | * @u: long value to compare with |
4604 | * |
4605 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
4606 | * |
4607 | * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add_unless() there. |
4608 | * |
4609 | * Return: The original value of @v. |
4610 | */ |
4611 | static __always_inline long |
4612 | atomic_long_fetch_add_unless(atomic_long_t *v, long a, long u) |
4613 | { |
4614 | kcsan_mb(); |
4615 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4616 | return raw_atomic_long_fetch_add_unless(v, a, u); |
4617 | } |
4618 | |
4619 | /** |
4620 | * atomic_long_add_unless() - atomic add unless value with full ordering |
4621 | * @v: pointer to atomic_long_t |
4622 | * @a: long value to add |
4623 | * @u: long value to compare with |
4624 | * |
4625 | * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. |
4626 | * |
4627 | * Unsafe to use in noinstr code; use raw_atomic_long_add_unless() there. |
4628 | * |
4629 | * Return: @true if @v was updated, @false otherwise. |
4630 | */ |
4631 | static __always_inline bool |
4632 | atomic_long_add_unless(atomic_long_t *v, long a, long u) |
4633 | { |
4634 | kcsan_mb(); |
4635 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4636 | return raw_atomic_long_add_unless(v, a, u); |
4637 | } |
4638 | |
4639 | /** |
4640 | * atomic_long_inc_not_zero() - atomic increment unless zero with full ordering |
4641 | * @v: pointer to atomic_long_t |
4642 | * |
4643 | * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. |
4644 | * |
4645 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_not_zero() there. |
4646 | * |
4647 | * Return: @true if @v was updated, @false otherwise. |
4648 | */ |
4649 | static __always_inline bool |
4650 | atomic_long_inc_not_zero(atomic_long_t *v) |
4651 | { |
4652 | kcsan_mb(); |
4653 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4654 | return raw_atomic_long_inc_not_zero(v); |
4655 | } |
4656 | |
4657 | /** |
4658 | * atomic_long_inc_unless_negative() - atomic increment unless negative with full ordering |
4659 | * @v: pointer to atomic_long_t |
4660 | * |
4661 | * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. |
4662 | * |
4663 | * Unsafe to use in noinstr code; use raw_atomic_long_inc_unless_negative() there. |
4664 | * |
4665 | * Return: @true if @v was updated, @false otherwise. |
4666 | */ |
4667 | static __always_inline bool |
4668 | atomic_long_inc_unless_negative(atomic_long_t *v) |
4669 | { |
4670 | kcsan_mb(); |
4671 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4672 | return raw_atomic_long_inc_unless_negative(v); |
4673 | } |
4674 | |
4675 | /** |
4676 | * atomic_long_dec_unless_positive() - atomic decrement unless positive with full ordering |
4677 | * @v: pointer to atomic_long_t |
4678 | * |
4679 | * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. |
4680 | * |
4681 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_unless_positive() there. |
4682 | * |
4683 | * Return: @true if @v was updated, @false otherwise. |
4684 | */ |
4685 | static __always_inline bool |
4686 | atomic_long_dec_unless_positive(atomic_long_t *v) |
4687 | { |
4688 | kcsan_mb(); |
4689 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4690 | return raw_atomic_long_dec_unless_positive(v); |
4691 | } |
4692 | |
4693 | /** |
4694 | * atomic_long_dec_if_positive() - atomic decrement if positive with full ordering |
4695 | * @v: pointer to atomic_long_t |
4696 | * |
4697 | * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. |
4698 | * |
4699 | * Unsafe to use in noinstr code; use raw_atomic_long_dec_if_positive() there. |
4700 | * |
4701 | * Return: The old value of (@v - 1), regardless of whether @v was updated. |
4702 | */ |
4703 | static __always_inline long |
4704 | atomic_long_dec_if_positive(atomic_long_t *v) |
4705 | { |
4706 | kcsan_mb(); |
4707 | instrument_atomic_read_write(v, size: sizeof(*v)); |
4708 | return raw_atomic_long_dec_if_positive(v); |
4709 | } |
4710 | |
4711 | #define xchg(ptr, ...) \ |
4712 | ({ \ |
4713 | typeof(ptr) __ai_ptr = (ptr); \ |
4714 | kcsan_mb(); \ |
4715 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4716 | raw_xchg(__ai_ptr, __VA_ARGS__); \ |
4717 | }) |
4718 | |
4719 | #define xchg_acquire(ptr, ...) \ |
4720 | ({ \ |
4721 | typeof(ptr) __ai_ptr = (ptr); \ |
4722 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4723 | raw_xchg_acquire(__ai_ptr, __VA_ARGS__); \ |
4724 | }) |
4725 | |
4726 | #define xchg_release(ptr, ...) \ |
4727 | ({ \ |
4728 | typeof(ptr) __ai_ptr = (ptr); \ |
4729 | kcsan_release(); \ |
4730 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4731 | raw_xchg_release(__ai_ptr, __VA_ARGS__); \ |
4732 | }) |
4733 | |
4734 | #define xchg_relaxed(ptr, ...) \ |
4735 | ({ \ |
4736 | typeof(ptr) __ai_ptr = (ptr); \ |
4737 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4738 | raw_xchg_relaxed(__ai_ptr, __VA_ARGS__); \ |
4739 | }) |
4740 | |
4741 | #define cmpxchg(ptr, ...) \ |
4742 | ({ \ |
4743 | typeof(ptr) __ai_ptr = (ptr); \ |
4744 | kcsan_mb(); \ |
4745 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4746 | raw_cmpxchg(__ai_ptr, __VA_ARGS__); \ |
4747 | }) |
4748 | |
4749 | #define cmpxchg_acquire(ptr, ...) \ |
4750 | ({ \ |
4751 | typeof(ptr) __ai_ptr = (ptr); \ |
4752 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4753 | raw_cmpxchg_acquire(__ai_ptr, __VA_ARGS__); \ |
4754 | }) |
4755 | |
4756 | #define cmpxchg_release(ptr, ...) \ |
4757 | ({ \ |
4758 | typeof(ptr) __ai_ptr = (ptr); \ |
4759 | kcsan_release(); \ |
4760 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4761 | raw_cmpxchg_release(__ai_ptr, __VA_ARGS__); \ |
4762 | }) |
4763 | |
4764 | #define cmpxchg_relaxed(ptr, ...) \ |
4765 | ({ \ |
4766 | typeof(ptr) __ai_ptr = (ptr); \ |
4767 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4768 | raw_cmpxchg_relaxed(__ai_ptr, __VA_ARGS__); \ |
4769 | }) |
4770 | |
4771 | #define cmpxchg64(ptr, ...) \ |
4772 | ({ \ |
4773 | typeof(ptr) __ai_ptr = (ptr); \ |
4774 | kcsan_mb(); \ |
4775 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4776 | raw_cmpxchg64(__ai_ptr, __VA_ARGS__); \ |
4777 | }) |
4778 | |
4779 | #define cmpxchg64_acquire(ptr, ...) \ |
4780 | ({ \ |
4781 | typeof(ptr) __ai_ptr = (ptr); \ |
4782 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4783 | raw_cmpxchg64_acquire(__ai_ptr, __VA_ARGS__); \ |
4784 | }) |
4785 | |
4786 | #define cmpxchg64_release(ptr, ...) \ |
4787 | ({ \ |
4788 | typeof(ptr) __ai_ptr = (ptr); \ |
4789 | kcsan_release(); \ |
4790 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4791 | raw_cmpxchg64_release(__ai_ptr, __VA_ARGS__); \ |
4792 | }) |
4793 | |
4794 | #define cmpxchg64_relaxed(ptr, ...) \ |
4795 | ({ \ |
4796 | typeof(ptr) __ai_ptr = (ptr); \ |
4797 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4798 | raw_cmpxchg64_relaxed(__ai_ptr, __VA_ARGS__); \ |
4799 | }) |
4800 | |
4801 | #define cmpxchg128(ptr, ...) \ |
4802 | ({ \ |
4803 | typeof(ptr) __ai_ptr = (ptr); \ |
4804 | kcsan_mb(); \ |
4805 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4806 | raw_cmpxchg128(__ai_ptr, __VA_ARGS__); \ |
4807 | }) |
4808 | |
4809 | #define cmpxchg128_acquire(ptr, ...) \ |
4810 | ({ \ |
4811 | typeof(ptr) __ai_ptr = (ptr); \ |
4812 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4813 | raw_cmpxchg128_acquire(__ai_ptr, __VA_ARGS__); \ |
4814 | }) |
4815 | |
4816 | #define cmpxchg128_release(ptr, ...) \ |
4817 | ({ \ |
4818 | typeof(ptr) __ai_ptr = (ptr); \ |
4819 | kcsan_release(); \ |
4820 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4821 | raw_cmpxchg128_release(__ai_ptr, __VA_ARGS__); \ |
4822 | }) |
4823 | |
4824 | #define cmpxchg128_relaxed(ptr, ...) \ |
4825 | ({ \ |
4826 | typeof(ptr) __ai_ptr = (ptr); \ |
4827 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4828 | raw_cmpxchg128_relaxed(__ai_ptr, __VA_ARGS__); \ |
4829 | }) |
4830 | |
4831 | #define try_cmpxchg(ptr, oldp, ...) \ |
4832 | ({ \ |
4833 | typeof(ptr) __ai_ptr = (ptr); \ |
4834 | typeof(oldp) __ai_oldp = (oldp); \ |
4835 | kcsan_mb(); \ |
4836 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4837 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4838 | raw_try_cmpxchg(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4839 | }) |
4840 | |
4841 | #define try_cmpxchg_acquire(ptr, oldp, ...) \ |
4842 | ({ \ |
4843 | typeof(ptr) __ai_ptr = (ptr); \ |
4844 | typeof(oldp) __ai_oldp = (oldp); \ |
4845 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4846 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4847 | raw_try_cmpxchg_acquire(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4848 | }) |
4849 | |
4850 | #define try_cmpxchg_release(ptr, oldp, ...) \ |
4851 | ({ \ |
4852 | typeof(ptr) __ai_ptr = (ptr); \ |
4853 | typeof(oldp) __ai_oldp = (oldp); \ |
4854 | kcsan_release(); \ |
4855 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4856 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4857 | raw_try_cmpxchg_release(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4858 | }) |
4859 | |
4860 | #define try_cmpxchg_relaxed(ptr, oldp, ...) \ |
4861 | ({ \ |
4862 | typeof(ptr) __ai_ptr = (ptr); \ |
4863 | typeof(oldp) __ai_oldp = (oldp); \ |
4864 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4865 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4866 | raw_try_cmpxchg_relaxed(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4867 | }) |
4868 | |
4869 | #define try_cmpxchg64(ptr, oldp, ...) \ |
4870 | ({ \ |
4871 | typeof(ptr) __ai_ptr = (ptr); \ |
4872 | typeof(oldp) __ai_oldp = (oldp); \ |
4873 | kcsan_mb(); \ |
4874 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4875 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4876 | raw_try_cmpxchg64(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4877 | }) |
4878 | |
4879 | #define try_cmpxchg64_acquire(ptr, oldp, ...) \ |
4880 | ({ \ |
4881 | typeof(ptr) __ai_ptr = (ptr); \ |
4882 | typeof(oldp) __ai_oldp = (oldp); \ |
4883 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4884 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4885 | raw_try_cmpxchg64_acquire(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4886 | }) |
4887 | |
4888 | #define try_cmpxchg64_release(ptr, oldp, ...) \ |
4889 | ({ \ |
4890 | typeof(ptr) __ai_ptr = (ptr); \ |
4891 | typeof(oldp) __ai_oldp = (oldp); \ |
4892 | kcsan_release(); \ |
4893 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4894 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4895 | raw_try_cmpxchg64_release(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4896 | }) |
4897 | |
4898 | #define try_cmpxchg64_relaxed(ptr, oldp, ...) \ |
4899 | ({ \ |
4900 | typeof(ptr) __ai_ptr = (ptr); \ |
4901 | typeof(oldp) __ai_oldp = (oldp); \ |
4902 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4903 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4904 | raw_try_cmpxchg64_relaxed(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4905 | }) |
4906 | |
4907 | #define try_cmpxchg128(ptr, oldp, ...) \ |
4908 | ({ \ |
4909 | typeof(ptr) __ai_ptr = (ptr); \ |
4910 | typeof(oldp) __ai_oldp = (oldp); \ |
4911 | kcsan_mb(); \ |
4912 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4913 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4914 | raw_try_cmpxchg128(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4915 | }) |
4916 | |
4917 | #define try_cmpxchg128_acquire(ptr, oldp, ...) \ |
4918 | ({ \ |
4919 | typeof(ptr) __ai_ptr = (ptr); \ |
4920 | typeof(oldp) __ai_oldp = (oldp); \ |
4921 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4922 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4923 | raw_try_cmpxchg128_acquire(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4924 | }) |
4925 | |
4926 | #define try_cmpxchg128_release(ptr, oldp, ...) \ |
4927 | ({ \ |
4928 | typeof(ptr) __ai_ptr = (ptr); \ |
4929 | typeof(oldp) __ai_oldp = (oldp); \ |
4930 | kcsan_release(); \ |
4931 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4932 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4933 | raw_try_cmpxchg128_release(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4934 | }) |
4935 | |
4936 | #define try_cmpxchg128_relaxed(ptr, oldp, ...) \ |
4937 | ({ \ |
4938 | typeof(ptr) __ai_ptr = (ptr); \ |
4939 | typeof(oldp) __ai_oldp = (oldp); \ |
4940 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4941 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4942 | raw_try_cmpxchg128_relaxed(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4943 | }) |
4944 | |
4945 | #define cmpxchg_local(ptr, ...) \ |
4946 | ({ \ |
4947 | typeof(ptr) __ai_ptr = (ptr); \ |
4948 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4949 | raw_cmpxchg_local(__ai_ptr, __VA_ARGS__); \ |
4950 | }) |
4951 | |
4952 | #define cmpxchg64_local(ptr, ...) \ |
4953 | ({ \ |
4954 | typeof(ptr) __ai_ptr = (ptr); \ |
4955 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4956 | raw_cmpxchg64_local(__ai_ptr, __VA_ARGS__); \ |
4957 | }) |
4958 | |
4959 | #define cmpxchg128_local(ptr, ...) \ |
4960 | ({ \ |
4961 | typeof(ptr) __ai_ptr = (ptr); \ |
4962 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4963 | raw_cmpxchg128_local(__ai_ptr, __VA_ARGS__); \ |
4964 | }) |
4965 | |
4966 | #define sync_cmpxchg(ptr, ...) \ |
4967 | ({ \ |
4968 | typeof(ptr) __ai_ptr = (ptr); \ |
4969 | kcsan_mb(); \ |
4970 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4971 | raw_sync_cmpxchg(__ai_ptr, __VA_ARGS__); \ |
4972 | }) |
4973 | |
4974 | #define try_cmpxchg_local(ptr, oldp, ...) \ |
4975 | ({ \ |
4976 | typeof(ptr) __ai_ptr = (ptr); \ |
4977 | typeof(oldp) __ai_oldp = (oldp); \ |
4978 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4979 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4980 | raw_try_cmpxchg_local(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4981 | }) |
4982 | |
4983 | #define try_cmpxchg64_local(ptr, oldp, ...) \ |
4984 | ({ \ |
4985 | typeof(ptr) __ai_ptr = (ptr); \ |
4986 | typeof(oldp) __ai_oldp = (oldp); \ |
4987 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4988 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4989 | raw_try_cmpxchg64_local(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4990 | }) |
4991 | |
4992 | #define try_cmpxchg128_local(ptr, oldp, ...) \ |
4993 | ({ \ |
4994 | typeof(ptr) __ai_ptr = (ptr); \ |
4995 | typeof(oldp) __ai_oldp = (oldp); \ |
4996 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
4997 | instrument_read_write(__ai_oldp, sizeof(*__ai_oldp)); \ |
4998 | raw_try_cmpxchg128_local(__ai_ptr, __ai_oldp, __VA_ARGS__); \ |
4999 | }) |
5000 | |
5001 | #define sync_try_cmpxchg(ptr, ...) \ |
5002 | ({ \ |
5003 | typeof(ptr) __ai_ptr = (ptr); \ |
5004 | kcsan_mb(); \ |
5005 | instrument_atomic_read_write(__ai_ptr, sizeof(*__ai_ptr)); \ |
5006 | raw_sync_try_cmpxchg(__ai_ptr, __VA_ARGS__); \ |
5007 | }) |
5008 | |
5009 | |
5010 | #endif /* _LINUX_ATOMIC_INSTRUMENTED_H */ |
5011 | // 2cc4bc990fef44d3836ec108f11b610f3f438184 |
5012 | |