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mm, hwpoison: check PageTable() explicitly in hwpoison_user_mappings()

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PageTable can't be handled by memory_failure(). Filter it out explicitly in
hwpoison_user_mappings(). This will also make code more consistent with the
relevant check in unpoison_memory().

Link: https://lkml.kernel.org/r/20220830123604.25763-6-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-08-30 20:36:03 +08:00 committed by Andrew Morton
parent 36537a67d3
commit b680dae9a8
1 changed files with 1 additions and 1 deletions
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2
mm/memory-failure.c
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@ -1409,7 +1409,7 @@ static bool hwpoison_user_mappings(struct page *p, unsigned long pfn,
* Here we are interested only in user-mapped pages, so skip any
* other types of pages.
*/
if (PageReserved(p) || PageSlab(p))
if (PageReserved(p) || PageSlab(p) || PageTable(p))
return true;
if (!(PageLRU(hpage) || PageHuge(p)))
return true;