Re: [PATCH v2 0/5] HWpoison: further fixes and cleanups

[osalvador]

On 2020-09-08 09:56, Oscar Salvador wrote:
> The important bit of this patchset is patch#1, which is a fix to take 
> off
> HWPoison pages off a buddy freelist since it can lead us to having 
> HWPoison
> pages back in the game without no one noticing it.
> So fix it (we did that already for soft_offline_page [1]).
>
> The other patches are clean-ups and not that important, so if anything,
> consider patch#1 for inclusion.
>
> [1] https://patchwork.kernel.org/cover/11704083/
>
> Thanks
>
> Oscar Salvador (5):
>   mm,hwpoison: Take free pages off the buddy freelists
>   mm,hwpoison: Refactor madvise_inject_error
>   mm,hwpoison: Drain pcplists before bailing out for non-buddy
>     zero-refcount page
>   mm,hwpoison: Drop unneeded pcplist draining
>   mm,hwpoison: Remove stale code

Naoya, any insight?

Thanks