函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\atomic64_32.h Create Date:2022-07-27 06:38:46
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：arch_atomic64_fetch_and

函数原型：static inline s64 arch_atomic64_fetch_and(s64 i, atomic64_t *v)

返回类型：s64

参数：

类型参数名称
s64i
atomic64_t *v
277  c等于0
279  当old等于arch_atomic64_cmpxchg - cmpxchg atomic64 variable*@v: pointer to type atomic64_t*@o: expected value*@n: new value* Atomically sets @v to @n if it was equal to @o and returns* the old value.不等于c循环
280  c等于old
282  返回:old
调用者
名称描述
atomic64_fetch_and