函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.c Create Date:2022-07-27 13:03:57
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：tracer_tracing_off

函数原型：void tracer_tracing_off(struct trace_array *tr)

返回类型：void

参数：

类型参数名称
struct trace_array *tr
1254  如果buffer则g_buffer_record_off - stop all writes into the buffer*@buffer: The ring buffer to stop writes to
1264  buffer_disabled等于1
1266  smp_wmb()
调用者
名称描述
tracing_offracing_off - turn off tracing buffers* This function stops the tracing buffers from recording data.* It does not disable any overhead the tracers themselves may* be causing. This function simply causes all recording to* the ring buffers to fail.
tracing_free_buffer_release
rb_simple_write