函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\ftrace.h Create Date:2022-07-27 06:49:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：get_lock_parent_ip

函数原型：static inline unsigned long get_lock_parent_ip(void)

返回类型：unsigned long

参数：无

794  addr等于CALLER_ADDR0
796  如果非clude/linux/spinlock_api_up.h* spinlock API implementation on UP-nondebug (inlined implementation)* portions Copyright 2005, Red Hat, Inc., Ingo Molnar* Released under the General Public License (GPL).(addr)则返回:addr
798  addr等于CALLER_ADDR1
799  如果非clude/linux/spinlock_api_up.h* spinlock API implementation on UP-nondebug (inlined implementation)* portions Copyright 2005, Red Hat, Inc., Ingo Molnar* Released under the General Public License (GPL).(addr)则返回:addr
801  返回:CALLER_ADDR2
调用者
名称描述
__local_bh_enableThis one is for softirq.c-internal use,* where hardirqs are disabled legitimately: