[08/12] block: flag block devices as supporting IOCB_WAITQ

Message ID	20200524192206.4093-9-axboe@kernel.dk (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=cEyP=7G=kvack.org=owner-linux-mm@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A7F36208B6 From: Jens Axboe <axboe@kernel.dk> To: io-uring@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Jens Axboe <axboe@kernel.dk> Subject: [PATCH 08/12] block: flag block devices as supporting IOCB_WAITQ Date: Sun, 24 May 2020 13:22:02 -0600 Message-Id: <20200524192206.4093-9-axboe@kernel.dk> In-Reply-To: <20200524192206.4093-1-axboe@kernel.dk> References: <20200524192206.4093-1-axboe@kernel.dk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org Precedence: bulk
Series	Add support for async buffered reads \| expand [PATCHSET,v4,0/12] Add support for async buffered reads [01/12] block: read-ahead submission should imply no-wait as well [02/12] mm: allow read-ahead with IOCB_NOWAIT set [03/12] mm: abstract out wake_page_match() from wake_page_function() [04/12] mm: add support for async page locking [05/12] mm: support async buffered reads in generic_file_buffered_read() [06/12] fs: add FMODE_BUF_RASYNC [07/12] ext4: flag as supporting buffered async reads [08/12] block: flag block devices as supporting IOCB_WAITQ [09/12] xfs: flag files as supporting buffered async reads [10/12] btrfs: flag files as supporting buffered async reads [11/12] mm: add kiocb_wait_page_queue_init() helper [12/12] io_uring: support true async buffered reads, if file provides it

Message ID

20200524192206.4093-9-axboe@kernel.dk (mailing list archive)

State

New, archived

Headers

DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A7F36208B6
From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org
Cc: linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-mm@kvack.org,
	Jens Axboe <axboe@kernel.dk>
Subject: [PATCH 08/12] block: flag block devices as supporting IOCB_WAITQ
Date: Sun, 24 May 2020 13:22:02 -0600
Message-Id: <20200524192206.4093-9-axboe@kernel.dk>
In-Reply-To: <20200524192206.4093-1-axboe@kernel.dk>
References: <20200524192206.4093-1-axboe@kernel.dk>
MIME-Version: 1.0
Content-Transfer-Encoding: quoted-printable
Sender: owner-linux-mm@kvack.org
Precedence: bulk

Series

Add support for async buffered reads | expand

Commit Message

Jens Axboe May 24, 2020, 7:22 p.m. UTC

Signed-off-by: Jens Axboe <axboe@kernel.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 86e2a7134513..ec8dccc81b65 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1851,7 +1851,7 @@  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;

[08/12] block: flag block devices as supporting IOCB_WAITQ

Commit Message

Patch