函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\ring_buffer.c Create Date:2022-07-27 13:00:12
Last Modify:2020-03-17 19:30:04 Copyright©Brick
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函数名称:g_buffer_record_enable - enable writes to the buffer*@buffer: The ring buffer to enable writes* Note, multiple disables will need the same number of enables* to truly enable the writing (much like preempt_disable).

函数原型:void ring_buffer_record_enable(struct ring_buffer *buffer)

返回类型:void

参数:

类型参数名称
struct ring_buffer *buffer
3211  atomic_dec( & record_disabled)
调用者
名称描述
tracing_reset_cpu
tracing_reset_online_cpus
tracing_startracing_start - quick start of the tracer* If tracing is enabled but was stopped by tracing_stop,* this will start the tracer back up.
tracing_start_tr