From: Miaohe Lin <linmiaohe@xxxxxxxxxx> [ 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@xxxxxxxxxx Fixes: dcf5aedb24f8 ("z3fold: stricter locking and more careful reclaim") Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> Reviewed-by: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx> Cc: Hillf Danton <hdanton@xxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- mm/z3fold.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/z3fold.c b/mm/z3fold.c index 33d8487ef6a8..ed0023dc5a3d 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -1383,7 +1383,7 @@ 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); -- 2.30.2
