diff mbox series

[5.10,572/593] mm/z3fold: use release_z3fold_page_locked() to release locked z3fold page

Message ID 20210712060957.891281147@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman July 12, 2021, 6:12 a.m. UTC 
From: Miaohe Lin <linmiaohe@huawei.com>

[ Upstream commit 28473d91ff7f686d58047ff55f2fa98ab59114a4 ]

We should use release_z3fold_page_locked() to release z3fold page when
it's locked, although it looks harmless to use release_z3fold_page() now.

Link: https://lkml.kernel.org/r/20210619093151.1492174-7-linmiaohe@huawei.com
Fixes: dcf5aedb24f8 ("z3fold: stricter locking and more careful reclaim")
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
Cc: Hillf Danton <hdanton@sina.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 mm/z3fold.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/z3fold.c b/mm/z3fold.c
index 636a71c291bf..912ac9a64a15 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -1387,7 +1387,7 @@  static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
 			if (zhdr->foreign_handles ||
 			    test_and_set_bit(PAGE_CLAIMED, &page->private)) {
 				if (kref_put(&zhdr->refcount,
-						release_z3fold_page))
+						release_z3fold_page_locked))
 					atomic64_dec(&pool->pages_nr);
 				else
 					z3fold_page_unlock(zhdr);