Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\bpf_trace.c Create Date:2022-07-28 12:35:46
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:____bpf_perf_event_read

Proto:static inline __attribute__((__always_inline__)) u64 ____bpf_perf_event_read(struct bpf_map *map, u64 flags)

Type:u64

Parameter:

TypeParameterName
struct bpf_map *map
u64flags
487  value = 0
490  err = get_map_perf_counter(map, flags, & value, NULL, NULL)
495  If err Then Return err
497  Return value