函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\signal.c Create Date:2022-07-27 10:16:14
Last Modify:2020-03-17 13:28:47 Copyright©Brick
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函数名称：When things go south during signal handling, we* will force a SIGSEGV. And if the signal that caused* the problem was already a SIGSEGV, we'll want to* make sure we don't even try to deliver the signal..

函数原型：void force_sigsegv(int sig)

返回类型：void

参数：

类型参数名称
intsig
1640  p等于当前进程
1642  如果sig恒等于SIGSEGV则
1644  spin_lock_irqsave( & siglock, flags)
1645  sa_handler等于default signal handling
1646  spin_unlock_irqrestore( & siglock, flags)
1648  force_sig(SIGSEGV)
调用者
名称描述
signal_setup_done
__rseq_handle_notify_resumeThis resume handler must always be executed between any of:* - preemption,* - signal delivery,* and return to user-space
search_binary_handlerycle the list of binary formats handler, until one recognizes the image