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* [merged mm-stable] mm-memory-failure-save-some-page_folio-calls.patch removed from -mm tree
@ 2024-06-25  5:01 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2024-06-25  5:01 UTC (permalink / raw)
  To: mm-commits, tony.luck, nao.horiguchi, lkp, david, bp, linmiaohe,
	akpm


The quilt patch titled
     Subject: mm/memory-failure: save some page_folio() calls
has been removed from the -mm tree.  Its filename was
     mm-memory-failure-save-some-page_folio-calls.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Miaohe Lin <linmiaohe@huawei.com>
Subject: mm/memory-failure: save some page_folio() calls
Date: Wed, 12 Jun 2024 15:18:26 +0800

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>
---

 mm/memory-failure.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/mm/memory-failure.c~mm-memory-failure-save-some-page_folio-calls
+++ a/mm/memory-failure.c
@@ -1575,7 +1575,7 @@ static bool hwpoison_user_mappings(struc
 	 * 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(struc
 		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
_

Patches currently in -mm which might be from linmiaohe@huawei.com are



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2024-06-25  5:01 [merged mm-stable] mm-memory-failure-save-some-page_folio-calls.patch removed from -mm tree Andrew Morton

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