Messages in this thread |  | | Date | Mon, 22 Feb 2021 10:25:26 +0100 | From | Michal Hocko <> | Subject | Re: [External] Re: [PATCH v16 4/9] mm: hugetlb: alloc the vmemmap pages associated with each HugeTLB page |
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On Sat 20-02-21 12:20:36, Muchun Song wrote: > On Fri, Feb 19, 2021 at 10:12 PM Michal Hocko <mhocko@suse.com> 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 SUSE Labs
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