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 13:04:25
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：tracing_stop_tr

函数原型：static void tracing_stop_tr(struct trace_array *tr)

返回类型：void

参数：

类型参数名称
struct trace_array *tr
2209  如果flags按位与TRACE_ARRAY_FL_GLOBAL则返回:racing_stop - quick stop of the tracer* Light weight way to stop tracing. Use in conjunction with* tracing_start.
2212  raw_spin_lock_irqsave( & start_lock, flags)
2213  如果stop_count自加则转到:out
2216  buffer等于buffer
2217  如果buffer则g_buffer_record_disable - stop all writes into the buffer*@buffer: The ring buffer to stop writes to.* This prevents all writes to the buffer. Any attempt to write* to the buffer after this will fail and return NULL.
2220  out :
2221  raw_spin_unlock_irqrestore( & start_lock, flags)
调用者
名称描述
__tracing_open