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From: Baolin Wang <>
Subject: [PATCH v2 3/4] mm: migrate: Fix the incorrect function name in comments
Date: Sun, 15 Aug 2021 14:23:05 +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 9b162c0e..433c083 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1005,7 +1005,7 @@ 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:[~2021-08-15  6:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-15  6:23 [PATCH v2 0/4] Some cleanup for page migration Baolin Wang
2021-08-15  6:23 ` [PATCH v2 1/4] mm: migrate: Move the page count validation to the proper place Baolin Wang
2021-08-15 10:34   ` Matthew Wilcox
2021-08-16 10:58     ` Baolin Wang
2021-08-15  6:23 ` [PATCH v2 2/4] mm: migrate: Introduce a local variable to get the number of pages Baolin Wang
2021-08-15  6:23 ` Baolin Wang [this message]
2021-08-15  6:23 ` [PATCH v2 4/4] mm: migrate: Change to use bool type for 'page_was_mapped' Baolin Wang

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