diff mbox series

[7/8] mm: Use xas_erase() in collapse_file()

Message ID 20200204142514.15826-8-jack@suse.cz (mailing list archive)
State New, archived
Headers show
Series mm: Speedup page cache truncation | expand

Commit Message

Jan Kara Feb. 4, 2020, 2:25 p.m. UTC 
When undoing failed collapse of ordinary pages into a huge page, use
xas_erase() to explicitly clear any xarray marks that may have been
added to entries.

Signed-off-by: Jan Kara <jack@suse.cz>
---
 mm/khugepaged.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index b679908743cb..13e061581cd0 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1800,7 +1800,7 @@  static void collapse_file(struct mm_struct *mm,
 					break;
 				nr_none--;
 				/* Put holes back where they were */
-				xas_store(&xas, NULL);
+				xas_erase(&xas);
 				continue;
 			}