Unverified Commit 88a9bf02 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!13344 mm,hwpoison: check mm when killing accessing process 

Merge Pull Request from: @ci-robot 
 
PR sync from: Wupeng Ma <mawupeng1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/6P3SWRHKWQ67JIBUYEDEQQBKZFR2EZOY/ 
 
https://gitee.com/openeuler/kernel/issues/IB5LNL 
 
Link:https://gitee.com/openeuler/kernel/pulls/13344

 

Reviewed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents 1785a75f 1de982e1

mm/memory-failure.c

+3 −0
Original line number Diff line number Diff line
@@ -692,6 +692,9 @@ static int kill_accessing_process(struct task_struct *p, unsigned long pfn, 
	};

	priv.tk.tsk = p;



	if (!p->mm)

		return -EFAULT;



	mmap_read_lock(p->mm);

	ret = walk_page_range(p->mm, 0, TASK_SIZE, &hwp_walk_ops,

			      (void *)&priv);