函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\events\core.c Create Date:2022-07-27 14:59:46
Last Modify:2022-05-20 07:50:19 Copyright©Brick
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函数名称：cpu_clock_event_add

函数原型：static int cpu_clock_event_add(struct perf_event *event, int flags)

返回类型：int

参数：

类型参数名称
struct perf_event *event
intflags
9918  如果flags按位与start the counter when adding 则cpu_clock_event_start(event, flags)
9920  Callers need to ensure there can be no nesting of this function, otherwise* the seqlock logic goes bad. We can not serialize this because the arch* code calls this from NMI context.
9922  返回:0