Messages in this thread Patch in this message | | | From | Naoya Horiguchi <> | Subject | [RFC][PATCH v1 01/11] mm: hwpoison: cleanup unused PageHuge() check | Date | Fri, 9 Nov 2018 15:47:05 +0900 |
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memory_failure() forks to memory_failure_hugetlb() for hugetlb pages, so a PageHuge() check after the fork should not be necessary.
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> --- mm/memory-failure.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git v4.19-mmotm-2018-10-30-16-08/mm/memory-failure.c v4.19-mmotm-2018-10-30-16-08_patched/mm/memory-failure.c index 0cd3de3..9f09bf3 100644 --- v4.19-mmotm-2018-10-30-16-08/mm/memory-failure.c +++ v4.19-mmotm-2018-10-30-16-08_patched/mm/memory-failure.c @@ -1357,10 +1357,7 @@ int memory_failure(unsigned long pfn, int flags) * page_remove_rmap() in try_to_unmap_one(). So to determine page status * correctly, we save a copy of the page flags at this time. */ - if (PageHuge(p)) - page_flags = hpage->flags; - else - page_flags = p->flags; + page_flags = p->flags; /* * unpoison always clear PG_hwpoison inside page lock -- 2.7.0
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