From: David Sterba <dsterba@suse.com>
To: linux-btrfs@vger.kernel.org
Cc: David Sterba <dsterba@suse.com>
Subject: [PATCH] btrfs: submit superblock io with REQ_META
Date: Fri, 18 Aug 2017 18:21:53 +0200 [thread overview]
Message-ID: <20170818162153.22389-1-dsterba@suse.com> (raw)
The superblock is also metadata of the filesystem so the relevant IO
should be tagged as such.
Signed-off-by: David Sterba <dsterba@suse.com>
---
fs/btrfs/disk-io.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 90b967ae46d0..21b55e8caf33 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3433,9 +3433,11 @@ static int write_dev_supers(struct btrfs_device *device,
*/
if (i == 0) {
ret = btrfsic_submit_bh(REQ_OP_WRITE,
- REQ_SYNC | REQ_FUA, bh);
+ REQ_SYNC | REQ_FUA | REQ_META,
+ bh);
} else {
- ret = btrfsic_submit_bh(REQ_OP_WRITE, REQ_SYNC, bh);
+ ret = btrfsic_submit_bh(REQ_OP_WRITE,
+ REQ_SYNC | REQ_META, bh);
}
if (ret)
errors++;
--
2.14.0
next reply other threads:[~2017-08-18 16:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-18 16:21 David Sterba [this message]
2017-08-18 18:59 ` [PATCH] btrfs: submit superblock io with REQ_META Liu Bo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170818162153.22389-1-dsterba@suse.com \
--to=dsterba@suse.com \
--cc=linux-btrfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).