Messages in this thread | | | Date | Mon, 10 Jul 2023 16:57:54 +0900 | From | Naoya Horiguchi <> | Subject | Re: [PATCH 7/8] mm: memory-failure: fetch compound head after extra page refcnt is held |
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On Sat, Jul 08, 2023 at 04:57:43PM +0800, Miaohe Lin wrote: > Page might become thp, huge page or being splited after compound head > is fetched but before page refcnt is bumped. So hpage might be a tail > page leading to VM_BUG_ON_PAGE(PageTail(page)) in PageTransHuge(). > > Fixes: 415c64c1453a ("mm/memory-failure: split thp earlier in memory error handling") > Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
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