函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\ftrace.c Create Date:2022-07-27 13:58:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：ignore_task_cpu

函数原型：static void ignore_task_cpu(void *data)

返回类型：void

参数：

类型参数名称
void *data
7101  tr等于data
7108  pid_list等于cu_dereference_protected() - fetch RCU pointer when updates prevented*@p: The pointer to read, prior to dereferencing*@c: The conditions under which the dereference will take place* Return the value of the specified RCU-protected pointer, but omit(function_pids, 是互斥锁)
7111  抢占保护下的写CPU(ftrace_ignore_pid, race_ignore_this_task - should a task be ignored for tracing*@filtered_pids: The list of pids to check*@task: The task that should be ignored if not filtered* Checks if @task should be traced or not from @filtered_pids.)