Re: [PATCH v2] mm: clean up hwpoison page cache page in fault path

From: David Hildenbrand
Date: Tue Feb 15 2022 - 06:23:02 EST


On 13.02.22 03:37, Rik van Riel wrote:
> Sometimes the page offlining code can leave behind a hwpoisoned clean
> page cache page. This can lead to programs being killed over and over
> and over again as they fault in the hwpoisoned page, get killed, and
> then get re-spawned by whatever wanted to run them.

Hi Rik,

am I correct that you are only talking about soft offlining as triggered
from mm/memory-failure.c, not page offlining as in memory offlining
mm/memory_hotunplug.c ?

Maybe you can clarify that in the patch description, it made me nervous
for a second :)

--
Thanks,

David / dhildenb