Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\events\core.c Create Date:2022-07-28 13:39:36
Last Modify:2022-05-20 07:50:19 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:perf_event_set_filter

Proto:static int perf_event_set_filter(struct perf_event *event, void __user *arg)

Type:int

Parameter:

TypeParameterName
struct perf_event *event
void __user *arg
9764  ret = -EINVAL
9767  filter_str = We don't want strings.h stuff being used by user stuff by accident
9768  If IS_ERR(filter_str) Then Return PTR_ERR(filter_str)
9791  If has_addr_filter(event) Then ret = perf_event_set_addr_filter(event, filter_str)
9794  kfree(filter_str)
9795  Return ret
Caller
NameDescribe
_perf_ioctl