[PATCH 08/13] fuse: Tell the VFS that readpage was synchronous

Matthew Wilcox (Oracle)
2020-09-17T15:12:09Z

The fuse readpage implementation was already synchronous, so use
AOP_UPDATED_PAGE to avoid cycling the page lock.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
fs/fuse/file.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 6611ef3269a8..7aa5626bc582 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -850,6 +850,8 @@ static int fuse_readpage(struct file *file, struct page *page)

err = fuse_do_readpage(file, page);
fuse_invalidate_atime(inode);
+ if (!err)
+ return AOP_UPDATED_PAGE;
out:
unlock_page(page);
return err;