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mm: hugetlb: delete dequeue_hwpoisoned_huge_page()

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dequeue_hwpoisoned_huge_page() is no longer used, so let's remove it.

Link: http://lkml.kernel.org/r/1496305019-5493-9-git-send-email-n-horiguchi@ah.jp.nec.com
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Naoya Horiguchi
2017-07-10 15:47:53 -07:00
committed by Linus Torvalds
parent 78bb920344
commit ddd40d8a2c
3 changed files with 0 additions and 50 deletions
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11
mm/memory-failure.c
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@@ -1458,17 +1458,6 @@ int unpoison_memory(unsigned long pfn)
}
if (!get_hwpoison_page(p)) {
/*
* Since HWPoisoned hugepage should have non-zero refcount,
* race between memory failure and unpoison seems to happen.
* In such case unpoison fails and memory failure runs
* to the end.
*/
if (PageHuge(page)) {
unpoison_pr_info("Unpoison: Memory failure is now running on free hugepage %#lx\n",
pfn, &unpoison_rs);
return 0;
}
if (TestClearPageHWPoison(p))
num_poisoned_pages_dec();
unpoison_pr_info("Unpoison: Software-unpoisoned free page %#lx\n",