OpenCloudOS-Kernel/include/linux/kmsan_string.h

22 lines
681 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* KMSAN string functions API used in other headers.
*
* Copyright (C) 2022 Google LLC
* Author: Alexander Potapenko <glider@google.com>
*
*/
#ifndef _LINUX_KMSAN_STRING_H
#define _LINUX_KMSAN_STRING_H
/*
* KMSAN overrides the default memcpy/memset/memmove implementations in the
* kernel, which requires having __msan_XXX function prototypes in several other
* headers. Keep them in one place instead of open-coding.
*/
void *__msan_memcpy(void *dst, const void *src, size_t size);
void *__msan_memset(void *s, int c, size_t n);
void *__msan_memmove(void *dest, const void *src, size_t len);
#endif /* _LINUX_KMSAN_STRING_H */