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List:       linux-mm-commits
Subject:    + mm-gup-add-folio-to-list-when-folio_isolate_lru-succeed.patch added to mm-unstable branch
From:       Andrew Morton <akpm () linux-foundation ! org>
Date:       2023-01-31 23:18:25
Message-ID: 20230131231825.95D37C433EF () smtp ! kernel ! org
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The patch titled
     Subject: mm/gup: add folio to list when folio_isolate_lru() succeed
has been added to the -mm mm-unstable branch.  Its filename is
     mm-gup-add-folio-to-list-when-folio_isolate_lru-succeed.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-gup-add-folio-to-list-when-folio_isolate_lru-succeed.patch


This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>
Subject: mm/gup: add folio to list when folio_isolate_lru() succeed
Date: Tue, 31 Jan 2023 14:32:06 +0800

If we call folio_isolate_lru() successfully, we will get return value 0. 
We need to add this folio to the movable_pages_list.

Link: https://lkml.kernel.org/r/20230131063206.28820-1-Kuan-Ying.Lee@mediatek.com
Fixes: 67e139b02d99 ("mm/gup.c: refactor check_and_migrate_movable_pages()")
Signed-off-by: Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Andrew Yang <andrew.yang@mediatek.com>
Cc: Chinwen Chang <chinwen.chang@mediatek.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/gup.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/gup.c~mm-gup-add-folio-to-list-when-folio_isolate_lru-succeed
+++ a/mm/gup.c
@@ -1914,7 +1914,7 @@ static unsigned long collect_longterm_un
 			drain_allow = false;
 		}
 
-		if (!folio_isolate_lru(folio))
+		if (folio_isolate_lru(folio))
 			continue;
 
 		list_add_tail(&folio->lru, movable_page_list);
_

Patches currently in -mm which might be from Kuan-Ying.Lee@mediatek.com are

kasan-infer-allocation-size-by-scanning-metadata.patch
mm-gup-add-folio-to-list-when-folio_isolate_lru-succeed.patch


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