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 13:58:21
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:register_ftrace_function - unregister a function for profiling.*@ops - ops structure that holds the function to unregister* Unregister a function that was added to be called by ftrace profiling.

函数原型:int unregister_ftrace_function(struct ftrace_ops *ops)

返回类型:int

参数:

类型参数名称
struct ftrace_ops *ops
7258  mutex_lock( & ftrace_lock)
7259  ret等于ftrace_shutdown(ops, 0)
7260  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.
7262  返回:ret
调用者
名称描述
tracing_stop_function_trace
func_set_flag
unregister_irqsoff_function
unregister_wakeup_function
stack_trace_sysctl
perf_ftrace_function_unregister
klp_unpatch_func