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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef _ASM_X86_UACCESS_32_H |
| 3 | #define _ASM_X86_UACCESS_32_H |
| 4 | |
| 5 | /* |
| 6 | * User space memory access functions |
| 7 | */ |
| 8 | #include <linux/string.h> |
| 9 | #include <asm/asm.h> |
| 10 | #include <asm/page.h> |
| 11 | |
| 12 | unsigned long __must_check __copy_user_ll |
| 13 | (void *to, const void *from, unsigned long n); |
| 14 | unsigned long __must_check __copy_from_user_ll_nocache_nozero |
| 15 | (void *to, const void __user *from, unsigned long n); |
| 16 | |
| 17 | static __always_inline unsigned long __must_check |
| 18 | raw_copy_to_user(void __user *to, const void *from, unsigned long n) |
| 19 | { |
| 20 | return __copy_user_ll((__force void *)to, from, n); |
| 21 | } |
| 22 | |
| 23 | static __always_inline unsigned long |
| 24 | raw_copy_from_user(void *to, const void __user *from, unsigned long n) |
| 25 | { |
| 26 | return __copy_user_ll(to, (__force const void *)from, n); |
| 27 | } |
| 28 | |
| 29 | static __always_inline unsigned long |
| 30 | __copy_from_user_inatomic_nocache(void *to, const void __user *from, |
| 31 | unsigned long n) |
| 32 | { |
| 33 | return __copy_from_user_ll_nocache_nozero(to, from, n); |
| 34 | } |
| 35 | |
| 36 | unsigned long __must_check clear_user(void __user *mem, unsigned long len); |
| 37 | unsigned long __must_check __clear_user(void __user *mem, unsigned long len); |
| 38 | |
| 39 | #endif /* _ASM_X86_UACCESS_32_H */ |
| 40 |
Warning: This file is not a C or C++ file. It does not have highlighting.