diff mbox series

[4/8] mm: Use xas_erase() in page_cache_delete_batch()

Message ID 20200204142514.15826-5-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 
We need to clear marks when removing a page from xarray since there
could be DIRTY or TOWRITE tags left for the page. Use xas_erase() to
explicitely request mark clearing.

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

Patch

diff --git a/mm/filemap.c b/mm/filemap.c
index bf6aa30be58d..ca7eeb067a23 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -333,7 +333,7 @@  static void page_cache_delete_batch(struct address_space *mapping,
 		 */
 		if (page->index + compound_nr(page) - 1 == xas.xa_index)
 			i++;
-		xas_store(&xas, NULL);
+		xas_erase(&xas);
 		total_pages++;
 	}
 	mapping->nrpages -= total_pages;