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

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/[email protected] Signed-off-by: Miaohe Lin <[email protected]> Reviewed-by: David Hildenbrand <[email protected]> Cc: Borislav Petkov (AMD) <[email protected]> Cc: kernel test robot <[email protected]> Cc: Naoya Horiguchi <[email protected]> Cc: Tony Luck <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
chewitt · Jul 4, 2024 · b7c3afb · b7c3afb
1 parent babde18
commit b7c3afb
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
@@ -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