函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_events_hist.c Create Date:2022-07-27 13:43:33
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：hist_unreg_all

函数原型：static void hist_unreg_all(struct trace_event_file *file)

返回类型：void

参数：

类型参数名称
struct trace_event_file *file
6148  lockdep_assert_held( & event_mutex)
6150  如果hist_file_check_refs(file)则返回
6154  如果trigger_type恒等于ETT_EVENT_HIST则
6155  hist_data等于private_data
6156  删除不需要重新初始化的列表项
6157  trace_event_trigger_enable_disable(file, 0)
6159  se_name等于trace_event_name(event_call)
6160  se等于find_synth_event(se_name)
6161  如果se则ref自减
6164  pdate_cond_flag - Set or reset the TRIGGER_COND bit*@file: The trace_event_file associated with the event* If an event has triggers and any of those triggers has a filter or* a post_trigger, trigger invocation needs to be deferred until after* the current
6165  如果enable_timestamps则tracing_set_time_stamp_abs(tr, false)
6167  如果free则free(ops, test)