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 13:03:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:race_array_put - Decrement the reference counter for this trace array.* NOTE: Use this when we no longer need the trace array returned by* trace_array_get_by_name(). This ensures the trace array can be later* destroyed.

函数原型:void trace_array_put(struct trace_array *this_tr)

返回类型:void

参数:

类型参数名称
struct trace_array *this_tr
314  如果非this_tr则返回
317  mutex_lock( & trace_types_lock)
318  __trace_array_put(this_tr)
319  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
调用者
名称描述
tracing_release
tracing_release_generic_tr
tracing_single_release_tr
tracing_open
show_traces_open
show_traces_release
tracing_trace_options_open
tracing_release_pipe
tracing_free_buffer_release
tracing_clock_open
tracing_time_stamp_mode_open
tracing_err_log_open
tracing_err_log_release
tracing_buffers_open
subsystem_open
subsystem_release
ftrace_event_release
ftrace_event_set_open
ftrace_event_set_pid_open
save_hist_vars
remove_hist_vars
ftrace_pid_open
ftrace_pid_release