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From: Baolin Wang <>
Subject: [PATCH v3 3/4] mm: migrate: Fix the incorrect function name in comments
Date: Sat, 21 Aug 2021 15:54:58 +0800	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>
In-Reply-To: <>

since commit a98a2f0c8ce1 ("mm/rmap: split migration into its own function"),
the migration ptes establishment has been split into a separate
try_to_migrate() function, thus update the related comments.

Signed-off-by: Baolin Wang <>
Reviewed-by: Yang Shi <>
Reviewed-by: Alistair Popple <>
 mm/migrate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index 9520d2f..a9800fa 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1001,7 +1001,7 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
-	 * By try_to_unmap(), page->mapcount goes down to 0 here. In this case,
+	 * By try_to_migrate(), page->mapcount goes down to 0 here. In this case,
 	 * we cannot notice that anon_vma is freed while we migrates a page.
 	 * This get_anon_vma() delays freeing anon_vma pointer until the end
 	 * of migration. File cache pages are no problem because of page_lock()

  parent reply	other threads:[~2021-08-21  7:55 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-21  7:54 [PATCH v3 0/4] Some cleanup for page migration Baolin Wang
2021-08-21  7:54 ` [PATCH v3 1/4] mm: migrate: Simplify the file-backed pages validation when migrating its mapping Baolin Wang
2021-08-21  7:54 ` [PATCH v3 2/4] mm: migrate: Introduce a local variable to get the number of pages Baolin Wang
2021-08-21  7:54 ` Baolin Wang [this message]
2021-08-21  7:54 ` [PATCH v3 4/4] mm: migrate: Change to use bool type for 'page_was_mapped' Baolin Wang

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