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migrate: Remove references to Private2

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These comments are now stale; rewrite them.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Link: https://lore.kernel.org/r/20241002040111.1023018-7-willy@infradead.org
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-10-02 05:01:08 +01:00 committed by Christian Brauner
parent fd15ba4cb0
commit 7735348d9f
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1 changed files with 2 additions and 2 deletions
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mm/migrate.c
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@ -472,7 +472,7 @@ static int folio_expected_refs(struct address_space *mapping,
* The number of remaining references must be:
* 1 for anonymous folios without a mapping
* 2 for folios with a mapping
* 3 for folios with a mapping and PagePrivate/PagePrivate2 set.
* 3 for folios with a mapping and the private flag set.
*/
static int __folio_migrate_mapping(struct address_space *mapping,
struct folio *newfolio, struct folio *folio, int expected_count)
@ -786,7 +786,7 @@ static int __migrate_folio(struct address_space *mapping, struct folio *dst,
* @mode: How to migrate the page.
*
* Common logic to directly migrate a single LRU folio suitable for
* folios that do not use PagePrivate/PagePrivate2.
* folios that do not have private data.
*
* Folios are locked upon entry and exit.
*/