linux-kernel - [PATCH 10/15] block: flag block devices as supporting IOCB

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Message-Id: <20200618144355.17324-11-axboe@kernel.dk>
Date:   Thu, 18 Jun 2020 08:43:50 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     io-uring@...r.kernel.org
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, akpm@...ux-foundation.org,
        Jens Axboe <axboe@...nel.dk>
Subject: [PATCH 10/15] block: flag block devices as supporting IOCB_WAITQ

Signed-off-by: Jens Axboe <axboe@...nel.dk>
---
 fs/block_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 47860e589388..54720c90dad0 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1850,7 +1850,7 @@ static int blkdev_open(struct inode * inode, struct file * filp)
 	 */
 	filp->f_flags |= O_LARGEFILE;
 
-	filp->f_mode |= FMODE_NOWAIT;
+	filp->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC;
 
 	if (filp->f_flags & O_NDELAY)
 		filp->f_mode |= FMODE_NDELAY;
-- 
2.27.0