函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\events\hw_breakpoint.c Create Date:2022-07-27 15:04:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：modify_bp_slot

函数原型：static int modify_bp_slot(struct perf_event *bp, u64 old_type, u64 new_type)

返回类型：int

参数：

类型参数名称
struct perf_event *bp
u64old_type
u64new_type
361  mutex_lock( & Serialize accesses to the above constraints )
362  ret等于__modify_bp_slot(bp, old_type, new_type)
363  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
364  返回:ret
调用者
名称描述
modify_user_hw_breakpoint_check