[PATCH v2 04/16] afs: Tell the VFS that readpage was synchronous
From: Matthew Wilcox (Oracle)
Date:  Fri Oct 09 2020 - 10:31:16 EST
The afs readpage implementation was already synchronous, so use
AOP_UPDATED_PAGE to avoid cycling the page lock.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
 fs/afs/file.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 371d1488cc54..4aa2ad3bea6a 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -367,7 +367,8 @@ int afs_page_filler(void *data, struct page *page)
 			BUG_ON(PageFsCache(page));
 		}
 #endif
-		unlock_page(page);
+		_leave(" = AOP_UPDATED_PAGE");
+		return AOP_UPDATED_PAGE;
 	}
 
 	_leave(" = 0");
-- 
2.28.0