1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * syscalls.h - Linux syscall interfaces (non-arch-specific) |
4 | * |
5 | * Copyright (c) 2004 Randy Dunlap |
6 | * Copyright (c) 2004 Open Source Development Labs |
7 | */ |
8 | |
9 | #ifndef _LINUX_SYSCALLS_H |
10 | #define _LINUX_SYSCALLS_H |
11 | |
12 | struct __aio_sigset; |
13 | struct epoll_event; |
14 | struct iattr; |
15 | struct inode; |
16 | struct iocb; |
17 | struct io_event; |
18 | struct iovec; |
19 | struct __kernel_old_itimerval; |
20 | struct kexec_segment; |
21 | struct linux_dirent; |
22 | struct linux_dirent64; |
23 | struct list_head; |
24 | struct mmap_arg_struct; |
25 | struct msgbuf; |
26 | struct user_msghdr; |
27 | struct mmsghdr; |
28 | struct msqid_ds; |
29 | struct new_utsname; |
30 | struct nfsctl_arg; |
31 | struct __old_kernel_stat; |
32 | struct oldold_utsname; |
33 | struct old_utsname; |
34 | struct pollfd; |
35 | struct rlimit; |
36 | struct rlimit64; |
37 | struct rusage; |
38 | struct sched_param; |
39 | struct sched_attr; |
40 | struct sel_arg_struct; |
41 | struct semaphore; |
42 | struct sembuf; |
43 | struct shmid_ds; |
44 | struct sockaddr; |
45 | struct stat; |
46 | struct stat64; |
47 | struct statfs; |
48 | struct statfs64; |
49 | struct statx; |
50 | struct sysinfo; |
51 | struct timespec; |
52 | struct __kernel_old_timeval; |
53 | struct __kernel_timex; |
54 | struct timezone; |
55 | struct tms; |
56 | struct utimbuf; |
57 | struct mq_attr; |
58 | struct compat_stat; |
59 | struct old_timeval32; |
60 | struct robust_list_head; |
61 | struct futex_waitv; |
62 | struct getcpu_cache; |
63 | struct old_linux_dirent; |
64 | struct perf_event_attr; |
65 | struct file_handle; |
66 | struct sigaltstack; |
67 | struct rseq; |
68 | union bpf_attr; |
69 | struct io_uring_params; |
70 | struct clone_args; |
71 | struct open_how; |
72 | struct mount_attr; |
73 | struct landlock_ruleset_attr; |
74 | enum landlock_rule_type; |
75 | |
76 | #include <linux/types.h> |
77 | #include <linux/aio_abi.h> |
78 | #include <linux/capability.h> |
79 | #include <linux/signal.h> |
80 | #include <linux/list.h> |
81 | #include <linux/bug.h> |
82 | #include <linux/sem.h> |
83 | #include <asm/siginfo.h> |
84 | #include <linux/unistd.h> |
85 | #include <linux/quota.h> |
86 | #include <linux/key.h> |
87 | #include <linux/personality.h> |
88 | #include <trace/syscall.h> |
89 | |
90 | #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
91 | /* |
92 | * It may be useful for an architecture to override the definitions of the |
93 | * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a |
94 | * different calling convention for syscalls. To allow for that, the prototypes |
95 | * for the sys_*() functions below will *not* be included if |
96 | * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. |
97 | */ |
98 | #include <asm/syscall_wrapper.h> |
99 | #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ |
100 | |
101 | /* |
102 | * __MAP - apply a macro to syscall arguments |
103 | * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to |
104 | * m(t1, a1), m(t2, a2), ..., m(tn, an) |
105 | * The first argument must be equal to the amount of type/name |
106 | * pairs given. Note that this list of pairs (i.e. the arguments |
107 | * of __MAP starting at the third one) is in the same format as |
108 | * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> |
109 | */ |
110 | #define __MAP0(m,...) |
111 | #define __MAP1(m,t,a,...) m(t,a) |
112 | #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) |
113 | #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) |
114 | #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) |
115 | #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) |
116 | #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) |
117 | #define __MAP(n,...) __MAP##n(__VA_ARGS__) |
118 | |
119 | #define __SC_DECL(t, a) t a |
120 | #define __TYPE_AS(t, v) __same_type((__force t)0, v) |
121 | #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) |
122 | #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) |
123 | #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) |
124 | #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a |
125 | #define __SC_CAST(t, a) (__force t) a |
126 | #define __SC_ARGS(t, a) a |
127 | #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) |
128 | |
129 | #ifdef CONFIG_FTRACE_SYSCALLS |
130 | #define __SC_STR_ADECL(t, a) #a |
131 | #define __SC_STR_TDECL(t, a) #t |
132 | |
133 | extern struct trace_event_class event_class_syscall_enter; |
134 | extern struct trace_event_class event_class_syscall_exit; |
135 | extern struct trace_event_functions enter_syscall_print_funcs; |
136 | extern struct trace_event_functions exit_syscall_print_funcs; |
137 | |
138 | #define SYSCALL_TRACE_ENTER_EVENT(sname) \ |
139 | static struct syscall_metadata __syscall_meta_##sname; \ |
140 | static struct trace_event_call __used \ |
141 | event_enter_##sname = { \ |
142 | .class = &event_class_syscall_enter, \ |
143 | { \ |
144 | .name = "sys_enter"#sname, \ |
145 | }, \ |
146 | .event.funcs = &enter_syscall_print_funcs, \ |
147 | .data = (void *)&__syscall_meta_##sname,\ |
148 | .flags = TRACE_EVENT_FL_CAP_ANY, \ |
149 | }; \ |
150 | static struct trace_event_call __used \ |
151 | __section("_ftrace_events") \ |
152 | *__event_enter_##sname = &event_enter_##sname; |
153 | |
154 | #define SYSCALL_TRACE_EXIT_EVENT(sname) \ |
155 | static struct syscall_metadata __syscall_meta_##sname; \ |
156 | static struct trace_event_call __used \ |
157 | event_exit_##sname = { \ |
158 | .class = &event_class_syscall_exit, \ |
159 | { \ |
160 | .name = "sys_exit"#sname, \ |
161 | }, \ |
162 | .event.funcs = &exit_syscall_print_funcs, \ |
163 | .data = (void *)&__syscall_meta_##sname,\ |
164 | .flags = TRACE_EVENT_FL_CAP_ANY, \ |
165 | }; \ |
166 | static struct trace_event_call __used \ |
167 | __section("_ftrace_events") \ |
168 | *__event_exit_##sname = &event_exit_##sname; |
169 | |
170 | #define SYSCALL_METADATA(sname, nb, ...) \ |
171 | static const char *types_##sname[] = { \ |
172 | __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ |
173 | }; \ |
174 | static const char *args_##sname[] = { \ |
175 | __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ |
176 | }; \ |
177 | SYSCALL_TRACE_ENTER_EVENT(sname); \ |
178 | SYSCALL_TRACE_EXIT_EVENT(sname); \ |
179 | static struct syscall_metadata __used \ |
180 | __syscall_meta_##sname = { \ |
181 | .name = "sys"#sname, \ |
182 | .syscall_nr = -1, /* Filled in at boot */ \ |
183 | .nb_args = nb, \ |
184 | .types = nb ? types_##sname : NULL, \ |
185 | .args = nb ? args_##sname : NULL, \ |
186 | .enter_event = &event_enter_##sname, \ |
187 | .exit_event = &event_exit_##sname, \ |
188 | .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ |
189 | }; \ |
190 | static struct syscall_metadata __used \ |
191 | __section("__syscalls_metadata") \ |
192 | *__p_syscall_meta_##sname = &__syscall_meta_##sname; |
193 | |
194 | static inline int is_syscall_trace_event(struct trace_event_call *tp_event) |
195 | { |
196 | return tp_event->class == &event_class_syscall_enter || |
197 | tp_event->class == &event_class_syscall_exit; |
198 | } |
199 | |
200 | #else |
201 | #define SYSCALL_METADATA(sname, nb, ...) |
202 | |
203 | static inline int is_syscall_trace_event(struct trace_event_call *tp_event) |
204 | { |
205 | return 0; |
206 | } |
207 | #endif |
208 | |
209 | #ifndef SYSCALL_DEFINE0 |
210 | #define SYSCALL_DEFINE0(sname) \ |
211 | SYSCALL_METADATA(_##sname, 0); \ |
212 | asmlinkage long sys_##sname(void); \ |
213 | ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \ |
214 | asmlinkage long sys_##sname(void) |
215 | #endif /* SYSCALL_DEFINE0 */ |
216 | |
217 | #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) |
218 | #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) |
219 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) |
220 | #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) |
221 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) |
222 | #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) |
223 | |
224 | #define SYSCALL_DEFINE_MAXARGS 6 |
225 | |
226 | #define SYSCALL_DEFINEx(x, sname, ...) \ |
227 | SYSCALL_METADATA(sname, x, __VA_ARGS__) \ |
228 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) |
229 | |
230 | #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) |
231 | |
232 | /* |
233 | * The asmlinkage stub is aliased to a function named __se_sys_*() which |
234 | * sign-extends 32-bit ints to longs whenever needed. The actual work is |
235 | * done within __do_sys_*(). |
236 | */ |
237 | #ifndef __SYSCALL_DEFINEx |
238 | #define __SYSCALL_DEFINEx(x, name, ...) \ |
239 | __diag_push(); \ |
240 | __diag_ignore(GCC, 8, "-Wattribute-alias", \ |
241 | "Type aliasing is used to sanitize syscall arguments");\ |
242 | asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ |
243 | __attribute__((alias(__stringify(__se_sys##name)))); \ |
244 | ALLOW_ERROR_INJECTION(sys##name, ERRNO); \ |
245 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ |
246 | asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ |
247 | asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ |
248 | { \ |
249 | long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\ |
250 | __MAP(x,__SC_TEST,__VA_ARGS__); \ |
251 | __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ |
252 | return ret; \ |
253 | } \ |
254 | __diag_pop(); \ |
255 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) |
256 | #endif /* __SYSCALL_DEFINEx */ |
257 | |
258 | /* For split 64-bit arguments on 32-bit architectures */ |
259 | #ifdef __LITTLE_ENDIAN |
260 | #define SC_ARG64(name) u32, name##_lo, u32, name##_hi |
261 | #else |
262 | #define SC_ARG64(name) u32, name##_hi, u32, name##_lo |
263 | #endif |
264 | #define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo) |
265 | |
266 | #ifdef CONFIG_COMPAT |
267 | #define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1 |
268 | #define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2 |
269 | #define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3 |
270 | #define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4 |
271 | #define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5 |
272 | #define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6 |
273 | #else |
274 | #define SYSCALL32_DEFINE1 SYSCALL_DEFINE1 |
275 | #define SYSCALL32_DEFINE2 SYSCALL_DEFINE2 |
276 | #define SYSCALL32_DEFINE3 SYSCALL_DEFINE3 |
277 | #define SYSCALL32_DEFINE4 SYSCALL_DEFINE4 |
278 | #define SYSCALL32_DEFINE5 SYSCALL_DEFINE5 |
279 | #define SYSCALL32_DEFINE6 SYSCALL_DEFINE6 |
280 | #endif |
281 | |
282 | /* |
283 | * Called before coming back to user-mode. Returning to user-mode with an |
284 | * address limit different than USER_DS can allow to overwrite kernel memory. |
285 | */ |
286 | static inline void addr_limit_user_check(void) |
287 | { |
288 | #ifdef TIF_FSCHECK |
289 | if (!test_thread_flag(TIF_FSCHECK)) |
290 | return; |
291 | #endif |
292 | |
293 | #ifdef TIF_FSCHECK |
294 | clear_thread_flag(TIF_FSCHECK); |
295 | #endif |
296 | } |
297 | |
298 | /* |
299 | * These syscall function prototypes are kept in the same order as |
300 | * include/uapi/asm-generic/unistd.h. Architecture specific entries go below, |
301 | * followed by deprecated or obsolete system calls. |
302 | * |
303 | * Please note that these prototypes here are only provided for information |
304 | * purposes, for static analysis, and for linking from the syscall table. |
305 | * These functions should not be called elsewhere from kernel code. |
306 | * |
307 | * As the syscall calling convention may be different from the default |
308 | * for architectures overriding the syscall calling convention, do not |
309 | * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. |
310 | */ |
311 | #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
312 | asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); |
313 | asmlinkage long sys_io_destroy(aio_context_t ctx); |
314 | asmlinkage long sys_io_submit(aio_context_t, long, |
315 | struct iocb __user * __user *); |
316 | asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, |
317 | struct io_event __user *result); |
318 | asmlinkage long sys_io_getevents(aio_context_t ctx_id, |
319 | long min_nr, |
320 | long nr, |
321 | struct io_event __user *events, |
322 | struct __kernel_timespec __user *timeout); |
323 | asmlinkage long sys_io_getevents_time32(__u32 ctx_id, |
324 | __s32 min_nr, |
325 | __s32 nr, |
326 | struct io_event __user *events, |
327 | struct old_timespec32 __user *timeout); |
328 | asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, |
329 | long min_nr, |
330 | long nr, |
331 | struct io_event __user *events, |
332 | struct __kernel_timespec __user *timeout, |
333 | const struct __aio_sigset *sig); |
334 | asmlinkage long sys_io_pgetevents_time32(aio_context_t ctx_id, |
335 | long min_nr, |
336 | long nr, |
337 | struct io_event __user *events, |
338 | struct old_timespec32 __user *timeout, |
339 | const struct __aio_sigset *sig); |
340 | asmlinkage long sys_io_uring_setup(u32 entries, |
341 | struct io_uring_params __user *p); |
342 | asmlinkage long sys_io_uring_enter(unsigned int fd, u32 to_submit, |
343 | u32 min_complete, u32 flags, |
344 | const void __user *argp, size_t argsz); |
345 | asmlinkage long sys_io_uring_register(unsigned int fd, unsigned int op, |
346 | void __user *arg, unsigned int nr_args); |
347 | |
348 | /* fs/xattr.c */ |
349 | asmlinkage long sys_setxattr(const char __user *path, const char __user *name, |
350 | const void __user *value, size_t size, int flags); |
351 | asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, |
352 | const void __user *value, size_t size, int flags); |
353 | asmlinkage long sys_fsetxattr(int fd, const char __user *name, |
354 | const void __user *value, size_t size, int flags); |
355 | asmlinkage long sys_getxattr(const char __user *path, const char __user *name, |
356 | void __user *value, size_t size); |
357 | asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, |
358 | void __user *value, size_t size); |
359 | asmlinkage long sys_fgetxattr(int fd, const char __user *name, |
360 | void __user *value, size_t size); |
361 | asmlinkage long sys_listxattr(const char __user *path, char __user *list, |
362 | size_t size); |
363 | asmlinkage long sys_llistxattr(const char __user *path, char __user *list, |
364 | size_t size); |
365 | asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); |
366 | asmlinkage long sys_removexattr(const char __user *path, |
367 | const char __user *name); |
368 | asmlinkage long sys_lremovexattr(const char __user *path, |
369 | const char __user *name); |
370 | asmlinkage long sys_fremovexattr(int fd, const char __user *name); |
371 | |
372 | /* fs/dcache.c */ |
373 | asmlinkage long sys_getcwd(char __user *buf, unsigned long size); |
374 | |
375 | /* fs/cookies.c */ |
376 | asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); |
377 | |
378 | /* fs/eventfd.c */ |
379 | asmlinkage long sys_eventfd2(unsigned int count, int flags); |
380 | |
381 | /* fs/eventpoll.c */ |
382 | asmlinkage long sys_epoll_create1(int flags); |
383 | asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, |
384 | struct epoll_event __user *event); |
385 | asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, |
386 | int maxevents, int timeout, |
387 | const sigset_t __user *sigmask, |
388 | size_t sigsetsize); |
389 | asmlinkage long sys_epoll_pwait2(int epfd, struct epoll_event __user *events, |
390 | int maxevents, |
391 | const struct __kernel_timespec __user *timeout, |
392 | const sigset_t __user *sigmask, |
393 | size_t sigsetsize); |
394 | |
395 | /* fs/fcntl.c */ |
396 | asmlinkage long sys_dup(unsigned int fildes); |
397 | asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); |
398 | asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); |
399 | #if BITS_PER_LONG == 32 |
400 | asmlinkage long sys_fcntl64(unsigned int fd, |
401 | unsigned int cmd, unsigned long arg); |
402 | #endif |
403 | |
404 | /* fs/inotify_user.c */ |
405 | asmlinkage long sys_inotify_init1(int flags); |
406 | asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, |
407 | u32 mask); |
408 | asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); |
409 | |
410 | /* fs/ioctl.c */ |
411 | asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, |
412 | unsigned long arg); |
413 | |
414 | /* fs/ioprio.c */ |
415 | asmlinkage long sys_ioprio_set(int which, int who, int ioprio); |
416 | asmlinkage long sys_ioprio_get(int which, int who); |
417 | |
418 | /* fs/locks.c */ |
419 | asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); |
420 | |
421 | /* fs/namei.c */ |
422 | asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, |
423 | unsigned dev); |
424 | asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); |
425 | asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); |
426 | asmlinkage long sys_symlinkat(const char __user * oldname, |
427 | int newdfd, const char __user * newname); |
428 | asmlinkage long sys_linkat(int olddfd, const char __user *oldname, |
429 | int newdfd, const char __user *newname, int flags); |
430 | asmlinkage long sys_renameat(int olddfd, const char __user * oldname, |
431 | int newdfd, const char __user * newname); |
432 | |
433 | /* fs/namespace.c */ |
434 | asmlinkage long sys_umount(char __user *name, int flags); |
435 | asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, |
436 | char __user *type, unsigned long flags, |
437 | void __user *data); |
438 | asmlinkage long sys_pivot_root(const char __user *new_root, |
439 | const char __user *put_old); |
440 | |
441 | /* fs/nfsctl.c */ |
442 | |
443 | /* fs/open.c */ |
444 | asmlinkage long sys_statfs(const char __user * path, |
445 | struct statfs __user *buf); |
446 | asmlinkage long sys_statfs64(const char __user *path, size_t sz, |
447 | struct statfs64 __user *buf); |
448 | asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); |
449 | asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, |
450 | struct statfs64 __user *buf); |
451 | asmlinkage long sys_truncate(const char __user *path, long length); |
452 | asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); |
453 | #if BITS_PER_LONG == 32 |
454 | asmlinkage long sys_truncate64(const char __user *path, loff_t length); |
455 | asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); |
456 | #endif |
457 | asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); |
458 | asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); |
459 | asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode, |
460 | int flags); |
461 | asmlinkage long sys_chdir(const char __user *filename); |
462 | asmlinkage long sys_fchdir(unsigned int fd); |
463 | asmlinkage long sys_chroot(const char __user *filename); |
464 | asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); |
465 | asmlinkage long sys_fchmodat(int dfd, const char __user * filename, |
466 | umode_t mode); |
467 | asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, |
468 | gid_t group, int flag); |
469 | asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); |
470 | asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, |
471 | umode_t mode); |
472 | asmlinkage long sys_openat2(int dfd, const char __user *filename, |
473 | struct open_how *how, size_t size); |
474 | asmlinkage long sys_close(unsigned int fd); |
475 | asmlinkage long sys_close_range(unsigned int fd, unsigned int max_fd, |
476 | unsigned int flags); |
477 | asmlinkage long sys_vhangup(void); |
478 | |
479 | /* fs/pipe.c */ |
480 | asmlinkage long sys_pipe2(int __user *fildes, int flags); |
481 | |
482 | /* fs/quota.c */ |
483 | asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, |
484 | qid_t id, void __user *addr); |
485 | asmlinkage long sys_quotactl_fd(unsigned int fd, unsigned int cmd, qid_t id, |
486 | void __user *addr); |
487 | |
488 | /* fs/readdir.c */ |
489 | asmlinkage long sys_getdents64(unsigned int fd, |
490 | struct linux_dirent64 __user *dirent, |
491 | unsigned int count); |
492 | |
493 | /* fs/read_write.c */ |
494 | asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, |
495 | unsigned long offset_low, loff_t __user *result, |
496 | unsigned int whence); |
497 | asmlinkage long sys_lseek(unsigned int fd, off_t offset, |
498 | unsigned int whence); |
499 | asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); |
500 | asmlinkage long sys_write(unsigned int fd, const char __user *buf, |
501 | size_t count); |
502 | asmlinkage long sys_readv(unsigned long fd, |
503 | const struct iovec __user *vec, |
504 | unsigned long vlen); |
505 | asmlinkage long sys_writev(unsigned long fd, |
506 | const struct iovec __user *vec, |
507 | unsigned long vlen); |
508 | asmlinkage long sys_pread64(unsigned int fd, char __user *buf, |
509 | size_t count, loff_t pos); |
510 | asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, |
511 | size_t count, loff_t pos); |
512 | asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, |
513 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
514 | asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, |
515 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
516 | |
517 | /* fs/sendfile.c */ |
518 | asmlinkage long sys_sendfile64(int out_fd, int in_fd, |
519 | loff_t __user *offset, size_t count); |
520 | |
521 | /* fs/select.c */ |
522 | asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, |
523 | fd_set __user *, struct __kernel_timespec __user *, |
524 | void __user *); |
525 | asmlinkage long sys_pselect6_time32(int, fd_set __user *, fd_set __user *, |
526 | fd_set __user *, struct old_timespec32 __user *, |
527 | void __user *); |
528 | asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, |
529 | struct __kernel_timespec __user *, const sigset_t __user *, |
530 | size_t); |
531 | asmlinkage long sys_ppoll_time32(struct pollfd __user *, unsigned int, |
532 | struct old_timespec32 __user *, const sigset_t __user *, |
533 | size_t); |
534 | |
535 | /* fs/signalfd.c */ |
536 | asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); |
537 | |
538 | /* fs/splice.c */ |
539 | asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, |
540 | unsigned long nr_segs, unsigned int flags); |
541 | asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, |
542 | int fd_out, loff_t __user *off_out, |
543 | size_t len, unsigned int flags); |
544 | asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); |
545 | |
546 | /* fs/stat.c */ |
547 | asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, |
548 | int bufsiz); |
549 | asmlinkage long sys_newfstatat(int dfd, const char __user *filename, |
550 | struct stat __user *statbuf, int flag); |
551 | asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); |
552 | #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) |
553 | asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); |
554 | asmlinkage long sys_fstatat64(int dfd, const char __user *filename, |
555 | struct stat64 __user *statbuf, int flag); |
556 | #endif |
557 | |
558 | /* fs/sync.c */ |
559 | asmlinkage long sys_sync(void); |
560 | asmlinkage long sys_fsync(unsigned int fd); |
561 | asmlinkage long sys_fdatasync(unsigned int fd); |
562 | asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, |
563 | loff_t offset, loff_t nbytes); |
564 | asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, |
565 | unsigned int flags); |
566 | |
567 | /* fs/timerfd.c */ |
568 | asmlinkage long sys_timerfd_create(int clockid, int flags); |
569 | asmlinkage long sys_timerfd_settime(int ufd, int flags, |
570 | const struct __kernel_itimerspec __user *utmr, |
571 | struct __kernel_itimerspec __user *otmr); |
572 | asmlinkage long sys_timerfd_gettime(int ufd, struct __kernel_itimerspec __user *otmr); |
573 | asmlinkage long sys_timerfd_gettime32(int ufd, |
574 | struct old_itimerspec32 __user *otmr); |
575 | asmlinkage long sys_timerfd_settime32(int ufd, int flags, |
576 | const struct old_itimerspec32 __user *utmr, |
577 | struct old_itimerspec32 __user *otmr); |
578 | |
579 | /* fs/utimes.c */ |
580 | asmlinkage long sys_utimensat(int dfd, const char __user *filename, |
581 | struct __kernel_timespec __user *utimes, |
582 | int flags); |
583 | asmlinkage long sys_utimensat_time32(unsigned int dfd, |
584 | const char __user *filename, |
585 | struct old_timespec32 __user *t, int flags); |
586 | |
587 | /* kernel/acct.c */ |
588 | asmlinkage long sys_acct(const char __user *name); |
589 | |
590 | /* kernel/capability.c */ |
591 | asmlinkage long sys_capget(cap_user_header_t , |
592 | cap_user_data_t dataptr); |
593 | asmlinkage long sys_capset(cap_user_header_t , |
594 | const cap_user_data_t data); |
595 | |
596 | /* kernel/exec_domain.c */ |
597 | asmlinkage long sys_personality(unsigned int personality); |
598 | |
599 | /* kernel/exit.c */ |
600 | asmlinkage long sys_exit(int error_code); |
601 | asmlinkage long sys_exit_group(int error_code); |
602 | asmlinkage long sys_waitid(int which, pid_t pid, |
603 | struct siginfo __user *infop, |
604 | int options, struct rusage __user *ru); |
605 | |
606 | /* kernel/fork.c */ |
607 | asmlinkage long sys_set_tid_address(int __user *tidptr); |
608 | asmlinkage long sys_unshare(unsigned long unshare_flags); |
609 | |
610 | /* kernel/futex/syscalls.c */ |
611 | asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, |
612 | const struct __kernel_timespec __user *utime, |
613 | u32 __user *uaddr2, u32 val3); |
614 | asmlinkage long sys_futex_time32(u32 __user *uaddr, int op, u32 val, |
615 | const struct old_timespec32 __user *utime, |
616 | u32 __user *uaddr2, u32 val3); |
617 | asmlinkage long sys_get_robust_list(int pid, |
618 | struct robust_list_head __user * __user *head_ptr, |
619 | size_t __user *len_ptr); |
620 | asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, |
621 | size_t len); |
622 | |
623 | asmlinkage long sys_futex_waitv(struct futex_waitv *waiters, |
624 | unsigned int nr_futexes, unsigned int flags, |
625 | struct __kernel_timespec __user *timeout, clockid_t clockid); |
626 | |
627 | /* kernel/hrtimer.c */ |
628 | asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, |
629 | struct __kernel_timespec __user *rmtp); |
630 | asmlinkage long sys_nanosleep_time32(struct old_timespec32 __user *rqtp, |
631 | struct old_timespec32 __user *rmtp); |
632 | |
633 | /* kernel/itimer.c */ |
634 | asmlinkage long sys_getitimer(int which, struct __kernel_old_itimerval __user *value); |
635 | asmlinkage long sys_setitimer(int which, |
636 | struct __kernel_old_itimerval __user *value, |
637 | struct __kernel_old_itimerval __user *ovalue); |
638 | |
639 | /* kernel/kexec.c */ |
640 | asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, |
641 | struct kexec_segment __user *segments, |
642 | unsigned long flags); |
643 | |
644 | /* kernel/module.c */ |
645 | asmlinkage long sys_init_module(void __user *umod, unsigned long len, |
646 | const char __user *uargs); |
647 | asmlinkage long sys_delete_module(const char __user *name_user, |
648 | unsigned int flags); |
649 | |
650 | /* kernel/posix-timers.c */ |
651 | asmlinkage long sys_timer_create(clockid_t which_clock, |
652 | struct sigevent __user *timer_event_spec, |
653 | timer_t __user * created_timer_id); |
654 | asmlinkage long sys_timer_gettime(timer_t timer_id, |
655 | struct __kernel_itimerspec __user *setting); |
656 | asmlinkage long sys_timer_getoverrun(timer_t timer_id); |
657 | asmlinkage long sys_timer_settime(timer_t timer_id, int flags, |
658 | const struct __kernel_itimerspec __user *new_setting, |
659 | struct __kernel_itimerspec __user *old_setting); |
660 | asmlinkage long sys_timer_delete(timer_t timer_id); |
661 | asmlinkage long sys_clock_settime(clockid_t which_clock, |
662 | const struct __kernel_timespec __user *tp); |
663 | asmlinkage long sys_clock_gettime(clockid_t which_clock, |
664 | struct __kernel_timespec __user *tp); |
665 | asmlinkage long sys_clock_getres(clockid_t which_clock, |
666 | struct __kernel_timespec __user *tp); |
667 | asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, |
668 | const struct __kernel_timespec __user *rqtp, |
669 | struct __kernel_timespec __user *rmtp); |
670 | asmlinkage long sys_timer_gettime32(timer_t timer_id, |
671 | struct old_itimerspec32 __user *setting); |
672 | asmlinkage long sys_timer_settime32(timer_t timer_id, int flags, |
673 | struct old_itimerspec32 __user *new, |
674 | struct old_itimerspec32 __user *old); |
675 | asmlinkage long sys_clock_settime32(clockid_t which_clock, |
676 | struct old_timespec32 __user *tp); |
677 | asmlinkage long sys_clock_gettime32(clockid_t which_clock, |
678 | struct old_timespec32 __user *tp); |
679 | asmlinkage long sys_clock_getres_time32(clockid_t which_clock, |
680 | struct old_timespec32 __user *tp); |
681 | asmlinkage long sys_clock_nanosleep_time32(clockid_t which_clock, int flags, |
682 | struct old_timespec32 __user *rqtp, |
683 | struct old_timespec32 __user *rmtp); |
684 | |
685 | /* kernel/printk.c */ |
686 | asmlinkage long sys_syslog(int type, char __user *buf, int len); |
687 | |
688 | /* kernel/ptrace.c */ |
689 | asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, |
690 | unsigned long data); |
691 | /* kernel/sched/core.c */ |
692 | |
693 | asmlinkage long sys_sched_setparam(pid_t pid, |
694 | struct sched_param __user *param); |
695 | asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, |
696 | struct sched_param __user *param); |
697 | asmlinkage long sys_sched_getscheduler(pid_t pid); |
698 | asmlinkage long sys_sched_getparam(pid_t pid, |
699 | struct sched_param __user *param); |
700 | asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, |
701 | unsigned long __user *user_mask_ptr); |
702 | asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, |
703 | unsigned long __user *user_mask_ptr); |
704 | asmlinkage long sys_sched_yield(void); |
705 | asmlinkage long sys_sched_get_priority_max(int policy); |
706 | asmlinkage long sys_sched_get_priority_min(int policy); |
707 | asmlinkage long sys_sched_rr_get_interval(pid_t pid, |
708 | struct __kernel_timespec __user *interval); |
709 | asmlinkage long sys_sched_rr_get_interval_time32(pid_t pid, |
710 | struct old_timespec32 __user *interval); |
711 | |
712 | /* kernel/signal.c */ |
713 | asmlinkage long sys_restart_syscall(void); |
714 | asmlinkage long sys_kill(pid_t pid, int sig); |
715 | asmlinkage long sys_tkill(pid_t pid, int sig); |
716 | asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); |
717 | asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, |
718 | struct sigaltstack __user *uoss); |
719 | asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); |
720 | #ifndef CONFIG_ODD_RT_SIGACTION |
721 | asmlinkage long sys_rt_sigaction(int, |
722 | const struct sigaction __user *, |
723 | struct sigaction __user *, |
724 | size_t); |
725 | #endif |
726 | asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, |
727 | sigset_t __user *oset, size_t sigsetsize); |
728 | asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); |
729 | asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, |
730 | siginfo_t __user *uinfo, |
731 | const struct __kernel_timespec __user *uts, |
732 | size_t sigsetsize); |
733 | asmlinkage long sys_rt_sigtimedwait_time32(const sigset_t __user *uthese, |
734 | siginfo_t __user *uinfo, |
735 | const struct old_timespec32 __user *uts, |
736 | size_t sigsetsize); |
737 | asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); |
738 | |
739 | /* kernel/sys.c */ |
740 | asmlinkage long sys_setpriority(int which, int who, int niceval); |
741 | asmlinkage long sys_getpriority(int which, int who); |
742 | asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, |
743 | void __user *arg); |
744 | asmlinkage long sys_setregid(gid_t rgid, gid_t egid); |
745 | asmlinkage long sys_setgid(gid_t gid); |
746 | asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); |
747 | asmlinkage long sys_setuid(uid_t uid); |
748 | asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); |
749 | asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); |
750 | asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); |
751 | asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); |
752 | asmlinkage long sys_setfsuid(uid_t uid); |
753 | asmlinkage long sys_setfsgid(gid_t gid); |
754 | asmlinkage long sys_times(struct tms __user *tbuf); |
755 | asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); |
756 | asmlinkage long sys_getpgid(pid_t pid); |
757 | asmlinkage long sys_getsid(pid_t pid); |
758 | asmlinkage long sys_setsid(void); |
759 | asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); |
760 | asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); |
761 | asmlinkage long sys_newuname(struct new_utsname __user *name); |
762 | asmlinkage long sys_sethostname(char __user *name, int len); |
763 | asmlinkage long sys_setdomainname(char __user *name, int len); |
764 | asmlinkage long sys_getrlimit(unsigned int resource, |
765 | struct rlimit __user *rlim); |
766 | asmlinkage long sys_setrlimit(unsigned int resource, |
767 | struct rlimit __user *rlim); |
768 | asmlinkage long sys_getrusage(int who, struct rusage __user *ru); |
769 | asmlinkage long sys_umask(int mask); |
770 | asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, |
771 | unsigned long arg4, unsigned long arg5); |
772 | asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); |
773 | |
774 | /* kernel/time.c */ |
775 | asmlinkage long sys_gettimeofday(struct __kernel_old_timeval __user *tv, |
776 | struct timezone __user *tz); |
777 | asmlinkage long sys_settimeofday(struct __kernel_old_timeval __user *tv, |
778 | struct timezone __user *tz); |
779 | asmlinkage long sys_adjtimex(struct __kernel_timex __user *txc_p); |
780 | asmlinkage long sys_adjtimex_time32(struct old_timex32 __user *txc_p); |
781 | |
782 | /* kernel/sys.c */ |
783 | asmlinkage long sys_getpid(void); |
784 | asmlinkage long sys_getppid(void); |
785 | asmlinkage long sys_getuid(void); |
786 | asmlinkage long sys_geteuid(void); |
787 | asmlinkage long sys_getgid(void); |
788 | asmlinkage long sys_getegid(void); |
789 | asmlinkage long sys_gettid(void); |
790 | asmlinkage long sys_sysinfo(struct sysinfo __user *info); |
791 | |
792 | /* ipc/mqueue.c */ |
793 | asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); |
794 | asmlinkage long sys_mq_unlink(const char __user *name); |
795 | asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout); |
796 | asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout); |
797 | asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); |
798 | asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); |
799 | asmlinkage long sys_mq_timedreceive_time32(mqd_t mqdes, |
800 | char __user *u_msg_ptr, |
801 | unsigned int msg_len, unsigned int __user *u_msg_prio, |
802 | const struct old_timespec32 __user *u_abs_timeout); |
803 | asmlinkage long sys_mq_timedsend_time32(mqd_t mqdes, |
804 | const char __user *u_msg_ptr, |
805 | unsigned int msg_len, unsigned int msg_prio, |
806 | const struct old_timespec32 __user *u_abs_timeout); |
807 | |
808 | /* ipc/msg.c */ |
809 | asmlinkage long sys_msgget(key_t key, int msgflg); |
810 | asmlinkage long sys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
811 | asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
812 | asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, |
813 | size_t msgsz, long msgtyp, int msgflg); |
814 | asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, |
815 | size_t msgsz, int msgflg); |
816 | |
817 | /* ipc/sem.c */ |
818 | asmlinkage long sys_semget(key_t key, int nsems, int semflg); |
819 | asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); |
820 | asmlinkage long sys_old_semctl(int semid, int semnum, int cmd, unsigned long arg); |
821 | asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, |
822 | unsigned nsops, |
823 | const struct __kernel_timespec __user *timeout); |
824 | asmlinkage long sys_semtimedop_time32(int semid, struct sembuf __user *sops, |
825 | unsigned nsops, |
826 | const struct old_timespec32 __user *timeout); |
827 | asmlinkage long sys_semop(int semid, struct sembuf __user *sops, |
828 | unsigned nsops); |
829 | |
830 | /* ipc/shm.c */ |
831 | asmlinkage long sys_shmget(key_t key, size_t size, int flag); |
832 | asmlinkage long sys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
833 | asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
834 | asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); |
835 | asmlinkage long sys_shmdt(char __user *shmaddr); |
836 | |
837 | /* net/socket.c */ |
838 | asmlinkage long sys_socket(int, int, int); |
839 | asmlinkage long sys_socketpair(int, int, int, int __user *); |
840 | asmlinkage long sys_bind(int, struct sockaddr __user *, int); |
841 | asmlinkage long sys_listen(int, int); |
842 | asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); |
843 | asmlinkage long sys_connect(int, struct sockaddr __user *, int); |
844 | asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); |
845 | asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); |
846 | asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, |
847 | struct sockaddr __user *, int); |
848 | asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, |
849 | struct sockaddr __user *, int __user *); |
850 | asmlinkage long sys_setsockopt(int fd, int level, int optname, |
851 | char __user *optval, int optlen); |
852 | asmlinkage long sys_getsockopt(int fd, int level, int optname, |
853 | char __user *optval, int __user *optlen); |
854 | asmlinkage long sys_shutdown(int, int); |
855 | asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); |
856 | asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); |
857 | |
858 | /* mm/filemap.c */ |
859 | asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); |
860 | |
861 | /* mm/nommu.c, also with MMU */ |
862 | asmlinkage long sys_brk(unsigned long brk); |
863 | asmlinkage long sys_munmap(unsigned long addr, size_t len); |
864 | asmlinkage long sys_mremap(unsigned long addr, |
865 | unsigned long old_len, unsigned long new_len, |
866 | unsigned long flags, unsigned long new_addr); |
867 | |
868 | /* security/keys/keyctl.c */ |
869 | asmlinkage long sys_add_key(const char __user *_type, |
870 | const char __user *_description, |
871 | const void __user *_payload, |
872 | size_t plen, |
873 | key_serial_t destringid); |
874 | asmlinkage long sys_request_key(const char __user *_type, |
875 | const char __user *_description, |
876 | const char __user *_callout_info, |
877 | key_serial_t destringid); |
878 | asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, |
879 | unsigned long arg4, unsigned long arg5); |
880 | |
881 | /* arch/example/kernel/sys_example.c */ |
882 | #ifdef CONFIG_CLONE_BACKWARDS |
883 | asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, |
884 | int __user *); |
885 | #else |
886 | #ifdef CONFIG_CLONE_BACKWARDS3 |
887 | asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, |
888 | int __user *, unsigned long); |
889 | #else |
890 | asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, |
891 | int __user *, unsigned long); |
892 | #endif |
893 | #endif |
894 | |
895 | asmlinkage long sys_clone3(struct clone_args __user *uargs, size_t size); |
896 | |
897 | asmlinkage long sys_execve(const char __user *filename, |
898 | const char __user *const __user *argv, |
899 | const char __user *const __user *envp); |
900 | |
901 | /* mm/fadvise.c */ |
902 | asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); |
903 | |
904 | /* mm/, CONFIG_MMU only */ |
905 | asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); |
906 | asmlinkage long sys_swapoff(const char __user *specialfile); |
907 | asmlinkage long sys_mprotect(unsigned long start, size_t len, |
908 | unsigned long prot); |
909 | asmlinkage long sys_msync(unsigned long start, size_t len, int flags); |
910 | asmlinkage long sys_mlock(unsigned long start, size_t len); |
911 | asmlinkage long sys_munlock(unsigned long start, size_t len); |
912 | asmlinkage long sys_mlockall(int flags); |
913 | asmlinkage long sys_munlockall(void); |
914 | asmlinkage long sys_mincore(unsigned long start, size_t len, |
915 | unsigned char __user * vec); |
916 | asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); |
917 | asmlinkage long sys_process_madvise(int pidfd, const struct iovec __user *vec, |
918 | size_t vlen, int behavior, unsigned int flags); |
919 | asmlinkage long sys_process_mrelease(int pidfd, unsigned int flags); |
920 | asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, |
921 | unsigned long prot, unsigned long pgoff, |
922 | unsigned long flags); |
923 | asmlinkage long sys_mbind(unsigned long start, unsigned long len, |
924 | unsigned long mode, |
925 | const unsigned long __user *nmask, |
926 | unsigned long maxnode, |
927 | unsigned flags); |
928 | asmlinkage long sys_get_mempolicy(int __user *policy, |
929 | unsigned long __user *nmask, |
930 | unsigned long maxnode, |
931 | unsigned long addr, unsigned long flags); |
932 | asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, |
933 | unsigned long maxnode); |
934 | asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, |
935 | const unsigned long __user *from, |
936 | const unsigned long __user *to); |
937 | asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, |
938 | const void __user * __user *pages, |
939 | const int __user *nodes, |
940 | int __user *status, |
941 | int flags); |
942 | |
943 | asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, |
944 | siginfo_t __user *uinfo); |
945 | asmlinkage long sys_perf_event_open( |
946 | struct perf_event_attr __user *attr_uptr, |
947 | pid_t pid, int cpu, int group_fd, unsigned long flags); |
948 | asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); |
949 | asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, |
950 | unsigned int vlen, unsigned flags, |
951 | struct __kernel_timespec __user *timeout); |
952 | asmlinkage long sys_recvmmsg_time32(int fd, struct mmsghdr __user *msg, |
953 | unsigned int vlen, unsigned flags, |
954 | struct old_timespec32 __user *timeout); |
955 | |
956 | asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, |
957 | int options, struct rusage __user *ru); |
958 | asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, |
959 | const struct rlimit64 __user *new_rlim, |
960 | struct rlimit64 __user *old_rlim); |
961 | asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); |
962 | asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, |
963 | u64 mask, int fd, |
964 | const char __user *pathname); |
965 | asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, |
966 | struct file_handle __user *handle, |
967 | int __user *mnt_id, int flag); |
968 | asmlinkage long sys_open_by_handle_at(int mountdirfd, |
969 | struct file_handle __user *handle, |
970 | int flags); |
971 | asmlinkage long sys_clock_adjtime(clockid_t which_clock, |
972 | struct __kernel_timex __user *tx); |
973 | asmlinkage long sys_clock_adjtime32(clockid_t which_clock, |
974 | struct old_timex32 __user *tx); |
975 | asmlinkage long sys_syncfs(int fd); |
976 | asmlinkage long sys_setns(int fd, int nstype); |
977 | asmlinkage long sys_pidfd_open(pid_t pid, unsigned int flags); |
978 | asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, |
979 | unsigned int vlen, unsigned flags); |
980 | asmlinkage long sys_process_vm_readv(pid_t pid, |
981 | const struct iovec __user *lvec, |
982 | unsigned long liovcnt, |
983 | const struct iovec __user *rvec, |
984 | unsigned long riovcnt, |
985 | unsigned long flags); |
986 | asmlinkage long sys_process_vm_writev(pid_t pid, |
987 | const struct iovec __user *lvec, |
988 | unsigned long liovcnt, |
989 | const struct iovec __user *rvec, |
990 | unsigned long riovcnt, |
991 | unsigned long flags); |
992 | asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, |
993 | unsigned long idx1, unsigned long idx2); |
994 | asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); |
995 | asmlinkage long sys_sched_setattr(pid_t pid, |
996 | struct sched_attr __user *attr, |
997 | unsigned int flags); |
998 | asmlinkage long sys_sched_getattr(pid_t pid, |
999 | struct sched_attr __user *attr, |
1000 | unsigned int size, |
1001 | unsigned int flags); |
1002 | asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, |
1003 | int newdfd, const char __user *newname, |
1004 | unsigned int flags); |
1005 | asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, |
1006 | void __user *uargs); |
1007 | asmlinkage long sys_getrandom(char __user *buf, size_t count, |
1008 | unsigned int flags); |
1009 | asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); |
1010 | asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); |
1011 | asmlinkage long sys_execveat(int dfd, const char __user *filename, |
1012 | const char __user *const __user *argv, |
1013 | const char __user *const __user *envp, int flags); |
1014 | asmlinkage long sys_userfaultfd(int flags); |
1015 | asmlinkage long sys_membarrier(int cmd, unsigned int flags, int cpu_id); |
1016 | asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); |
1017 | asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, |
1018 | int fd_out, loff_t __user *off_out, |
1019 | size_t len, unsigned int flags); |
1020 | asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, |
1021 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h, |
1022 | rwf_t flags); |
1023 | asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, |
1024 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h, |
1025 | rwf_t flags); |
1026 | asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, |
1027 | unsigned long prot, int pkey); |
1028 | asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); |
1029 | asmlinkage long sys_pkey_free(int pkey); |
1030 | asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, |
1031 | unsigned mask, struct statx __user *buffer); |
1032 | asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len, |
1033 | int flags, uint32_t sig); |
1034 | asmlinkage long sys_open_tree(int dfd, const char __user *path, unsigned flags); |
1035 | asmlinkage long sys_move_mount(int from_dfd, const char __user *from_path, |
1036 | int to_dfd, const char __user *to_path, |
1037 | unsigned int ms_flags); |
1038 | asmlinkage long sys_mount_setattr(int dfd, const char __user *path, |
1039 | unsigned int flags, |
1040 | struct mount_attr __user *uattr, size_t usize); |
1041 | asmlinkage long sys_fsopen(const char __user *fs_name, unsigned int flags); |
1042 | asmlinkage long sys_fsconfig(int fs_fd, unsigned int cmd, const char __user *key, |
1043 | const void __user *value, int aux); |
1044 | asmlinkage long sys_fsmount(int fs_fd, unsigned int flags, unsigned int ms_flags); |
1045 | asmlinkage long sys_fspick(int dfd, const char __user *path, unsigned int flags); |
1046 | asmlinkage long sys_pidfd_send_signal(int pidfd, int sig, |
1047 | siginfo_t __user *info, |
1048 | unsigned int flags); |
1049 | asmlinkage long sys_pidfd_getfd(int pidfd, int fd, unsigned int flags); |
1050 | asmlinkage long sys_landlock_create_ruleset(const struct landlock_ruleset_attr __user *attr, |
1051 | size_t size, __u32 flags); |
1052 | asmlinkage long sys_landlock_add_rule(int ruleset_fd, enum landlock_rule_type rule_type, |
1053 | const void __user *rule_attr, __u32 flags); |
1054 | asmlinkage long sys_landlock_restrict_self(int ruleset_fd, __u32 flags); |
1055 | asmlinkage long sys_memfd_secret(unsigned int flags); |
1056 | asmlinkage long sys_set_mempolicy_home_node(unsigned long start, unsigned long len, |
1057 | unsigned long home_node, |
1058 | unsigned long flags); |
1059 | |
1060 | /* |
1061 | * Architecture-specific system calls |
1062 | */ |
1063 | |
1064 | /* arch/x86/kernel/ioport.c */ |
1065 | asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); |
1066 | |
1067 | /* pciconfig: alpha, arm, arm64, ia64, sparc */ |
1068 | asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, |
1069 | unsigned long off, unsigned long len, |
1070 | void __user *buf); |
1071 | asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, |
1072 | unsigned long off, unsigned long len, |
1073 | void __user *buf); |
1074 | asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); |
1075 | |
1076 | /* powerpc */ |
1077 | asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, |
1078 | __u32 __user *ustatus); |
1079 | asmlinkage long sys_spu_create(const char __user *name, |
1080 | unsigned int flags, umode_t mode, int fd); |
1081 | |
1082 | |
1083 | /* |
1084 | * Deprecated system calls which are still defined in |
1085 | * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch |
1086 | */ |
1087 | |
1088 | /* __ARCH_WANT_SYSCALL_NO_AT */ |
1089 | asmlinkage long sys_open(const char __user *filename, |
1090 | int flags, umode_t mode); |
1091 | asmlinkage long sys_link(const char __user *oldname, |
1092 | const char __user *newname); |
1093 | asmlinkage long sys_unlink(const char __user *pathname); |
1094 | asmlinkage long sys_mknod(const char __user *filename, umode_t mode, |
1095 | unsigned dev); |
1096 | asmlinkage long sys_chmod(const char __user *filename, umode_t mode); |
1097 | asmlinkage long sys_chown(const char __user *filename, |
1098 | uid_t user, gid_t group); |
1099 | asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); |
1100 | asmlinkage long sys_rmdir(const char __user *pathname); |
1101 | asmlinkage long sys_lchown(const char __user *filename, |
1102 | uid_t user, gid_t group); |
1103 | asmlinkage long sys_access(const char __user *filename, int mode); |
1104 | asmlinkage long sys_rename(const char __user *oldname, |
1105 | const char __user *newname); |
1106 | asmlinkage long sys_symlink(const char __user *old, const char __user *new); |
1107 | #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) |
1108 | asmlinkage long sys_stat64(const char __user *filename, |
1109 | struct stat64 __user *statbuf); |
1110 | asmlinkage long sys_lstat64(const char __user *filename, |
1111 | struct stat64 __user *statbuf); |
1112 | #endif |
1113 | |
1114 | /* __ARCH_WANT_SYSCALL_NO_FLAGS */ |
1115 | asmlinkage long sys_pipe(int __user *fildes); |
1116 | asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); |
1117 | asmlinkage long sys_epoll_create(int size); |
1118 | asmlinkage long sys_inotify_init(void); |
1119 | asmlinkage long sys_eventfd(unsigned int count); |
1120 | asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); |
1121 | |
1122 | /* __ARCH_WANT_SYSCALL_OFF_T */ |
1123 | asmlinkage long sys_sendfile(int out_fd, int in_fd, |
1124 | off_t __user *offset, size_t count); |
1125 | asmlinkage long sys_newstat(const char __user *filename, |
1126 | struct stat __user *statbuf); |
1127 | asmlinkage long sys_newlstat(const char __user *filename, |
1128 | struct stat __user *statbuf); |
1129 | asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); |
1130 | |
1131 | /* __ARCH_WANT_SYSCALL_DEPRECATED */ |
1132 | asmlinkage long sys_alarm(unsigned int seconds); |
1133 | asmlinkage long sys_getpgrp(void); |
1134 | asmlinkage long sys_pause(void); |
1135 | asmlinkage long sys_time(__kernel_old_time_t __user *tloc); |
1136 | asmlinkage long sys_time32(old_time32_t __user *tloc); |
1137 | #ifdef __ARCH_WANT_SYS_UTIME |
1138 | asmlinkage long sys_utime(char __user *filename, |
1139 | struct utimbuf __user *times); |
1140 | asmlinkage long sys_utimes(char __user *filename, |
1141 | struct __kernel_old_timeval __user *utimes); |
1142 | asmlinkage long sys_futimesat(int dfd, const char __user *filename, |
1143 | struct __kernel_old_timeval __user *utimes); |
1144 | #endif |
1145 | asmlinkage long sys_futimesat_time32(unsigned int dfd, |
1146 | const char __user *filename, |
1147 | struct old_timeval32 __user *t); |
1148 | asmlinkage long sys_utime32(const char __user *filename, |
1149 | struct old_utimbuf32 __user *t); |
1150 | asmlinkage long sys_utimes_time32(const char __user *filename, |
1151 | struct old_timeval32 __user *t); |
1152 | asmlinkage long sys_creat(const char __user *pathname, umode_t mode); |
1153 | asmlinkage long sys_getdents(unsigned int fd, |
1154 | struct linux_dirent __user *dirent, |
1155 | unsigned int count); |
1156 | asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, |
1157 | fd_set __user *exp, struct __kernel_old_timeval __user *tvp); |
1158 | asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, |
1159 | int timeout); |
1160 | asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, |
1161 | int maxevents, int timeout); |
1162 | asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); |
1163 | asmlinkage long sys_vfork(void); |
1164 | asmlinkage long sys_recv(int, void __user *, size_t, unsigned); |
1165 | asmlinkage long sys_send(int, void __user *, size_t, unsigned); |
1166 | asmlinkage long sys_oldumount(char __user *name); |
1167 | asmlinkage long sys_uselib(const char __user *library); |
1168 | asmlinkage long sys_sysfs(int option, |
1169 | unsigned long arg1, unsigned long arg2); |
1170 | asmlinkage long sys_fork(void); |
1171 | |
1172 | /* obsolete: kernel/time/time.c */ |
1173 | asmlinkage long sys_stime(__kernel_old_time_t __user *tptr); |
1174 | asmlinkage long sys_stime32(old_time32_t __user *tptr); |
1175 | |
1176 | /* obsolete: kernel/signal.c */ |
1177 | asmlinkage long sys_sigpending(old_sigset_t __user *uset); |
1178 | asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, |
1179 | old_sigset_t __user *oset); |
1180 | #ifdef CONFIG_OLD_SIGSUSPEND |
1181 | asmlinkage long sys_sigsuspend(old_sigset_t mask); |
1182 | #endif |
1183 | |
1184 | #ifdef CONFIG_OLD_SIGSUSPEND3 |
1185 | asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); |
1186 | #endif |
1187 | |
1188 | #ifdef CONFIG_OLD_SIGACTION |
1189 | asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, |
1190 | struct old_sigaction __user *); |
1191 | #endif |
1192 | asmlinkage long sys_sgetmask(void); |
1193 | asmlinkage long sys_ssetmask(int newmask); |
1194 | asmlinkage long sys_signal(int sig, __sighandler_t handler); |
1195 | |
1196 | /* obsolete: kernel/sched/core.c */ |
1197 | asmlinkage long sys_nice(int increment); |
1198 | |
1199 | /* obsolete: kernel/kexec_file.c */ |
1200 | asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, |
1201 | unsigned long cmdline_len, |
1202 | const char __user *cmdline_ptr, |
1203 | unsigned long flags); |
1204 | |
1205 | /* obsolete: kernel/exit.c */ |
1206 | asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); |
1207 | |
1208 | /* obsolete: kernel/uid16.c */ |
1209 | #ifdef CONFIG_HAVE_UID16 |
1210 | asmlinkage long sys_chown16(const char __user *filename, |
1211 | old_uid_t user, old_gid_t group); |
1212 | asmlinkage long sys_lchown16(const char __user *filename, |
1213 | old_uid_t user, old_gid_t group); |
1214 | asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); |
1215 | asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); |
1216 | asmlinkage long sys_setgid16(old_gid_t gid); |
1217 | asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); |
1218 | asmlinkage long sys_setuid16(old_uid_t uid); |
1219 | asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); |
1220 | asmlinkage long sys_getresuid16(old_uid_t __user *ruid, |
1221 | old_uid_t __user *euid, old_uid_t __user *suid); |
1222 | asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); |
1223 | asmlinkage long sys_getresgid16(old_gid_t __user *rgid, |
1224 | old_gid_t __user *egid, old_gid_t __user *sgid); |
1225 | asmlinkage long sys_setfsuid16(old_uid_t uid); |
1226 | asmlinkage long sys_setfsgid16(old_gid_t gid); |
1227 | asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); |
1228 | asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); |
1229 | asmlinkage long sys_getuid16(void); |
1230 | asmlinkage long sys_geteuid16(void); |
1231 | asmlinkage long sys_getgid16(void); |
1232 | asmlinkage long sys_getegid16(void); |
1233 | #endif |
1234 | |
1235 | /* obsolete: net/socket.c */ |
1236 | asmlinkage long sys_socketcall(int call, unsigned long __user *args); |
1237 | |
1238 | /* obsolete: fs/stat.c */ |
1239 | asmlinkage long sys_stat(const char __user *filename, |
1240 | struct __old_kernel_stat __user *statbuf); |
1241 | asmlinkage long sys_lstat(const char __user *filename, |
1242 | struct __old_kernel_stat __user *statbuf); |
1243 | asmlinkage long sys_fstat(unsigned int fd, |
1244 | struct __old_kernel_stat __user *statbuf); |
1245 | asmlinkage long sys_readlink(const char __user *path, |
1246 | char __user *buf, int bufsiz); |
1247 | |
1248 | /* obsolete: fs/select.c */ |
1249 | asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); |
1250 | |
1251 | /* obsolete: fs/readdir.c */ |
1252 | asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); |
1253 | |
1254 | /* obsolete: kernel/sys.c */ |
1255 | asmlinkage long sys_gethostname(char __user *name, int len); |
1256 | asmlinkage long sys_uname(struct old_utsname __user *); |
1257 | asmlinkage long sys_olduname(struct oldold_utsname __user *); |
1258 | #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT |
1259 | asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); |
1260 | #endif |
1261 | |
1262 | /* obsolete: ipc */ |
1263 | asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, |
1264 | unsigned long third, void __user *ptr, long fifth); |
1265 | |
1266 | /* obsolete: mm/ */ |
1267 | asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, |
1268 | unsigned long prot, unsigned long flags, |
1269 | unsigned long fd, unsigned long pgoff); |
1270 | asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); |
1271 | |
1272 | |
1273 | /* |
1274 | * Not a real system call, but a placeholder for syscalls which are |
1275 | * not implemented -- see kernel/sys_ni.c |
1276 | */ |
1277 | asmlinkage long sys_ni_syscall(void); |
1278 | |
1279 | #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ |
1280 | |
1281 | |
1282 | /* |
1283 | * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly. |
1284 | * Instead, use one of the functions which work equivalently, such as |
1285 | * the ksys_xyzyyz() functions prototyped below. |
1286 | */ |
1287 | ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count); |
1288 | int ksys_fchown(unsigned int fd, uid_t user, gid_t group); |
1289 | ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count); |
1290 | void ksys_sync(void); |
1291 | int ksys_unshare(unsigned long unshare_flags); |
1292 | int ksys_setsid(void); |
1293 | int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes, |
1294 | unsigned int flags); |
1295 | ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count, |
1296 | loff_t pos); |
1297 | ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf, |
1298 | size_t count, loff_t pos); |
1299 | int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len); |
1300 | #ifdef CONFIG_ADVISE_SYSCALLS |
1301 | int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); |
1302 | #else |
1303 | static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, |
1304 | int advice) |
1305 | { |
1306 | return -EINVAL; |
1307 | } |
1308 | #endif |
1309 | unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len, |
1310 | unsigned long prot, unsigned long flags, |
1311 | unsigned long fd, unsigned long pgoff); |
1312 | ssize_t ksys_readahead(int fd, loff_t offset, size_t count); |
1313 | int ksys_ipc(unsigned int call, int first, unsigned long second, |
1314 | unsigned long third, void __user * ptr, long fifth); |
1315 | int compat_ksys_ipc(u32 call, int first, int second, |
1316 | u32 third, u32 ptr, u32 fifth); |
1317 | |
1318 | /* |
1319 | * The following kernel syscall equivalents are just wrappers to fs-internal |
1320 | * functions. Therefore, provide stubs to be inlined at the callsites. |
1321 | */ |
1322 | extern int do_fchownat(int dfd, const char __user *filename, uid_t user, |
1323 | gid_t group, int flag); |
1324 | |
1325 | static inline long ksys_chown(const char __user *filename, uid_t user, |
1326 | gid_t group) |
1327 | { |
1328 | return do_fchownat(AT_FDCWD, filename, user, group, 0); |
1329 | } |
1330 | |
1331 | static inline long ksys_lchown(const char __user *filename, uid_t user, |
1332 | gid_t group) |
1333 | { |
1334 | return do_fchownat(AT_FDCWD, filename, user, group, |
1335 | AT_SYMLINK_NOFOLLOW); |
1336 | } |
1337 | |
1338 | extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small); |
1339 | |
1340 | static inline long ksys_ftruncate(unsigned int fd, loff_t length) |
1341 | { |
1342 | return do_sys_ftruncate(fd, length, 1); |
1343 | } |
1344 | |
1345 | extern long do_sys_truncate(const char __user *pathname, loff_t length); |
1346 | |
1347 | static inline long ksys_truncate(const char __user *pathname, loff_t length) |
1348 | { |
1349 | return do_sys_truncate(pathname, length); |
1350 | } |
1351 | |
1352 | static inline unsigned int ksys_personality(unsigned int personality) |
1353 | { |
1354 | unsigned int old = current->personality; |
1355 | |
1356 | if (personality != 0xffffffff) |
1357 | set_personality(personality); |
1358 | |
1359 | return old; |
1360 | } |
1361 | |
1362 | /* for __ARCH_WANT_SYS_IPC */ |
1363 | long ksys_semtimedop(int semid, struct sembuf __user *tsops, |
1364 | unsigned int nsops, |
1365 | const struct __kernel_timespec __user *timeout); |
1366 | long ksys_semget(key_t key, int nsems, int semflg); |
1367 | long ksys_old_semctl(int semid, int semnum, int cmd, unsigned long arg); |
1368 | long ksys_msgget(key_t key, int msgflg); |
1369 | long ksys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
1370 | long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz, |
1371 | long msgtyp, int msgflg); |
1372 | long ksys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz, |
1373 | int msgflg); |
1374 | long ksys_shmget(key_t key, size_t size, int shmflg); |
1375 | long ksys_shmdt(char __user *shmaddr); |
1376 | long ksys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
1377 | long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems, |
1378 | unsigned int nsops, |
1379 | const struct old_timespec32 __user *timeout); |
1380 | long __do_semtimedop(int semid, struct sembuf *tsems, unsigned int nsops, |
1381 | const struct timespec64 *timeout, |
1382 | struct ipc_namespace *ns); |
1383 | |
1384 | int __sys_getsockopt(int fd, int level, int optname, char __user *optval, |
1385 | int __user *optlen); |
1386 | int __sys_setsockopt(int fd, int level, int optname, char __user *optval, |
1387 | int optlen); |
1388 | #endif |
1389 | |