mm: memory-failure: use local variable huge to check hugetlb page

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Use local variable huge to check whether page is hugetlb page to avoid
calling PageHuge() multiple times to save cpu cycles.  PageHuge() will be
stable while extra page refcnt is held.

Link: https://lkml.kernel.org/r/20230711055016.2286677-5-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>

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Miaohe Lin 2023-07-11 13:50:12 +08:00 • committed by Andrew Morton

parent 80ee7cb271

commit 55c7ac4527

1 changed files with 2 additions and 2 deletions

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mm/memory-failure.c

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