函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\percpu-rwsem.h Create Date:2022-07-27 06:44:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：percpu_rwsem_acquire

函数原型：static inline void percpu_rwsem_acquire(struct percpu_rw_semaphore *sem, bool read, unsigned long ip)

返回类型：void

参数：

类型参数名称
struct percpu_rw_semaphore *sem
boolread
unsigned longip
131  lock_acquire( & dep_map, 0, 1, read, 1, NULL, ip)
调用者
名称描述
lockdep_sb_freeze_acquireTell lockdep we are holding these locks before we call ->unfreeze_fs(sb).