函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\asm-generic\atomic-instrumented.h Create Date:2022-07-27 06:38:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:atomic_try_cmpxchg

函数原型:static inline bool atomic_try_cmpxchg(atomic_t *v, int *old, int new)

返回类型:bool

参数:

类型参数名称
atomic_t *v
int *old
intnew
693  kasan_check_write(v, v的长度)
694  kasan_check_write(old, old的长度)
695  返回:arch_atomic_try_cmpxchg(v, old, new)
调用者
名称描述
atomic_fetch_add_unlessatomic_fetch_add_unless - add unless the number is already a given value*@v: pointer of type atomic_t*@a: the amount to add to v...*@u: ...unless v is equal to u.* Atomically adds @a to @v, so long as @v was not already @u.* Returns original value of @v
atomic_inc_unless_negative
atomic_dec_unless_positive
atomic_dec_if_positive
atomic_long_try_cmpxchg