函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\asm-generic\atomic-long.h Create Date:2022-07-27 06:38:51
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：atomic_long_cmpxchg_release

函数原型：static inline long atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new)

返回类型：long

参数：

类型参数名称
atomic_long_t *v
longold
longnew
918  返回:atomic_cmpxchg_release(v, old, new)
调用者
名称描述
__mutex_handoffGive up ownership to a specific task, when @task = NULL, this is equivalent* to a regular unlock. Sets PICKUP on a handoff, clears HANDOF, preserves* WAITERS. Provides RELEASE semantics like a regular unlock, the
__mutex_unlock_slowpath