[lkml]   [2021]   [Feb]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [External] Re: [PATCH v16 4/9] mm: hugetlb: alloc the vmemmap pages associated with each HugeTLB page
On Sat 20-02-21 12:20:36, Muchun Song wrote:
> On Fri, Feb 19, 2021 at 10:12 PM Michal Hocko <> wrote:
> > What about hugetlb page poisoning on HW failure (resp. soft offlining)?
> If the HW poisoned hugetlb page failed to be dissolved, the page
> will go back to the free list with PG_HWPoison set. But the page
> will not be used, because we will check whether the page is HW
> poisoned when it is dequeued from the free list. If so, we will skip
> this page.

Can this lead to an underprovisioned pool then? Or is there a new
hugetlb allocated to replace the poisoned one?

Michal Hocko

 \ /
  Last update: 2021-02-22 10:28    [W:0.052 / U:20.684 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site