Re: [PATCH] mm: fix huge page reallocated in soft_offline_page

From: Xishi Qiu
Date: Mon Dec 16 2013 - 04:42:33 EST


On 2013/12/16 17:00, Xishi Qiu wrote:

> The huge page may be reallocated in soft_offline_page, because
> MIGRATE_ISOLATE can not keep the page until after setting PG_hwpoison.
> alloc_huge_page()
> dequeue_huge_page_vma()
> dequeue_huge_page_node()
> If the huge page was reallocated, we need to try offline it again.
>

Sorry, I made a mistake.
This bug was fixed in
commit c8721bbbdd36382de51cd6b7a56322e0acca2414

Thanks,
Xishi Qiu

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