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 13:03:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:racing_is_enabled - Show if global_trace has been disabled* Shows if the global trace has been enabled or not. It uses the* mirror flag "buffer_disabled" to be used in fast paths such as for* the irqsoff tracer

函数原型:int tracing_is_enabled(void)

返回类型:int

参数:

641  smp_rmb()
642  返回:非buffer_disabled
调用者
名称描述
start_critical_timing
stop_critical_timing
start_irqsoff_tracer
start_func_tracer