函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\events\ring_buffer.c Create Date:2022-07-27 15:02:59
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:perf_output_begin

函数原型:int perf_output_begin(struct perf_output_handle *handle, struct perf_event *event, unsigned int size)

返回类型:int

参数:

类型参数名称
struct perf_output_handle *handle
struct perf_event *event
unsigned intsize
281  返回:__perf_output_begin(handle, event, size, 此条件成立可能性小(为编译器优化)(is_write_backward(event)))
调用者
名称描述
perf_event_read_event
perf_event_task_output
perf_event_comm_output
perf_event_namespaces_output
perf_event_mmap_output
perf_event_aux_event
perf_log_lost_samplesLost/dropped samples logging
perf_event_switch_output
perf_log_throttle
perf_event_ksymbol_output
perf_event_bpf_output
perf_log_itrace_start