diff mbox series

[12/15] btrfs: flag files as supporting buffered async reads

Message ID 20200618144355.17324-13-axboe@kernel.dk (mailing list archive)
State New, archived
Headers show
Series [01/15] block: provide plug based way of signaling forced no-wait semantics | expand

Commit Message

Jens Axboe June 18, 2020, 2:43 p.m. UTC 
btrfs uses generic_file_read_iter(), which already supports this.

Acked-by: Chris Mason <clm@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 fs/btrfs/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

David Sterba June 19, 2020, 11:11 a.m. UTC | #1 
On Thu, Jun 18, 2020 at 08:43:52AM -0600, Jens Axboe wrote:
> btrfs uses generic_file_read_iter(), which already supports this.
> 
> Acked-by: Chris Mason <clm@fb.com>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>

Can you please CC the mailinglist for btrfs patches? Thanks.
diff mbox series

Patch

diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 2c14312b05e8..234a418eb6da 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -3472,7 +3472,7 @@  static loff_t btrfs_file_llseek(struct file *file, loff_t offset, int whence)
 
 static int btrfs_file_open(struct inode *inode, struct file *filp)
 {
-	filp->f_mode |= FMODE_NOWAIT;
+	filp->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC;
 	return generic_file_open(inode, filp);
 }