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mm/memory-failure: save some page_folio() calls

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Use local variable folio directly to save a page_folio() call.  Also use
folio_mapped() to save more page_folio() calls.  No functional change
intended.

Link: https://lkml.kernel.org/r/20240612071835.157004-5-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Borislav Petkov (AMD) <bp@alien8.de>
Cc: kernel test robot <lkp@intel.com>
Cc: Naoya Horiguchi <nao.horiguchi@gmail.com>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2024-06-12 15:18:26 +08:00 committed by Andrew Morton
parent babde18650
commit b7c3afba24
1 changed files with 3 additions and 3 deletions
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6
mm/memory-failure.c
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@ -1575,7 +1575,7 @@ static bool hwpoison_user_mappings(struct folio *folio, struct page *p,
* This check implies we don't kill processes if their pages
* are in the swap cache early. Those are always late kills.
*/
if (!page_mapped(p))
if (!folio_mapped(folio))
return true;
if (folio_test_swapcache(folio)) {
@ -1626,10 +1626,10 @@ static bool hwpoison_user_mappings(struct folio *folio, struct page *p,
try_to_unmap(folio, ttu);
}
unmap_success = !page_mapped(p);
unmap_success = !folio_mapped(folio);
if (!unmap_success)
pr_err("%#lx: failed to unmap page (folio mapcount=%d)\n",
pfn, folio_mapcount(page_folio(p)));
pfn, folio_mapcount(folio));
/*
* try_to_unmap() might put mlocked page in lru cache, so call