diff mbox series

[v3,13/18] fuse: Tell the VFS that readpage was synchronous

Message ID 20201016160443.18685-14-willy@infradead.org (mailing list archive)
State New, archived
Headers show
Series Allow readpage to return a locked page | expand

Commit Message

Matthew Wilcox Oct. 16, 2020, 4:04 p.m. UTC
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(+)

Comments

Miklos Szeredi Oct. 20, 2020, 2:13 p.m. UTC | #1
On Fri, Oct 16, 2020 at 6:04 PM Matthew Wilcox (Oracle)
<willy@infradead.org> wrote:
>
> 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>

Acked-by: Miklos Szeredi <mszeredi@redhat.com>

Thanks,
Miklos
diff mbox series

Patch

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;