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 14:59:36
Last Modify:2022-05-20 07:50:19 Copyright©Brick
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函数名称：perf_event_set_filter

函数原型：static int perf_event_set_filter(struct perf_event *event, void __user *arg)

返回类型：int

参数：

类型参数名称
struct perf_event *event
void __user *arg
9764  ret等于负EINVAL
9767  filter_str等于We don't want strings.h stuff being used by user stuff by accident
9768  如果是错误则返回:错误
9791  如果has_addr_filter(event)则ret等于perf_event_set_addr_filter(event, filter_str)
9794  kfree(filter_str)
9795  返回:ret
调用者
名称描述
_perf_ioctl