[PATCH 4.19 13/86] fuse: fix weird page warning

[Greg Kroah-Hartman]

From: Miklos Szeredi <mszeredi@xxxxxxxxxx>

commit a5005c3cda6eeb6b95645e6cc32f58dafeffc976 upstream.

When PageWaiters was added, updating this check was missed.

Reported-by: Nikolaus Rath <Nikolaus@xxxxxxxx>
Reported-by: Hugh Dickins <hughd@xxxxxxxxxx>
Fixes: 62906027091f ("mm: add PageWaiters indicating tasks are waiting for a page bit")
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxxxxx>
Signed-off-by: Andrà Almeida <andrealmeid@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 fs/fuse/dev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 6d39143cfa094..01e6ea11822bf 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -838,7 +838,8 @@ static int fuse_check_page(struct page *page)
 	       1 << PG_uptodate |
 	       1 << PG_lru |
 	       1 << PG_active |
-	       1 << PG_reclaim))) {
+	       1 << PG_reclaim |
+	       1 << PG_waiters))) {
 		printk(KERN_WARNING "fuse: trying to steal weird page\n");
 		printk(KERN_WARNING "  page=%p index=%li flags=%08lx, count=%i, mapcount=%i, mapping=%p\n", page, page->index, page->flags, page_count(page), page_mapcount(page), page->mapping);
 		return 1;
-- 
2.25.1