函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\memory-failure.c Create Date:2022-07-27 17:53:16
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Determine whether a given process is "early kill" process which expects* to be signaled when some page under the process is hwpoisoned.* Return task_struct of the dedicated thread (main thread unless explicitly

函数原型：static struct task_struct *task_early_kill(struct task_struct *tsk, int force_early)

返回类型：struct task_struct

参数：

类型参数名称
struct task_struct *tsk
intforce_early
418  如果非内存信息则返回:NULL
420  如果force_early则返回:tsk
422  t等于Find a dedicated thread which is supposed to handle SIGBUS(BUS_MCEERR_AO)* on behalf of the thread group
423  如果t则返回:t
425  如果sysctl_memory_failure_early_kill则返回:tsk
427  返回:NULL
调用者
名称描述
collect_procs_anonCollect processes when the error hit an anonymous page.
collect_procs_fileCollect processes when the error hit a file mapped page.