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

Jens Axboe
2020-06-18T14:45:11Z

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(-)

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);
}

--
2.27.0