From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
To: Jan Kara <jack@suse.cz>
Cc: Jens Axboe <axboe@kernel.dk>,
Alexander Viro <viro@zeniv.linux.org.uk>,
syzbot <syzbot+10007d66ca02b08f0e60@syzkaller.appspotmail.com>,
dvyukov@google.com, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com,
linux-block@vger.kernel.org
Subject: Re: INFO: task hung in __get_super
Date: Thu, 16 May 2019 21:17:14 +0900 [thread overview]
Message-ID: <ca1e5916-73ee-6fc4-1d78-428691f7fc64@i-love.sakura.ne.jp> (raw)
In-Reply-To: <20190516114817.GD13274@quack2.suse.cz>
On 2019/05/16 20:48, Jan Kara wrote:
> OK, so non-racy fix was a bit more involved and I've ended up just
> upgrading the file reference to an exclusive one in loop_set_fd() instead
> of trying to hand-craft some locking solution. The result is attached and
> it passes blktests.
blkdev_get() has corresponding blkdev_put().
bdgrab() does not have corresponding bdput() ?
next prev parent reply other threads:[~2019-05-16 12:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <0000000000002cd22305879b22c4@google.com>
[not found] ` <201905150102.x4F12b6o009249@www262.sakura.ne.jp>
2019-05-15 10:21 ` INFO: task hung in __get_super Jan Kara
2019-05-15 11:32 ` Tetsuo Handa
2019-05-15 13:07 ` Jan Kara
2019-05-16 11:48 ` Jan Kara
2019-05-16 12:17 ` Tetsuo Handa [this message]
2019-05-16 12:32 ` Jan Kara
2019-05-16 12:50 ` Tetsuo Handa
2019-05-16 12:33 ` syzbot
2019-05-15 11:59 ` syzbot
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=ca1e5916-73ee-6fc4-1d78-428691f7fc64@i-love.sakura.ne.jp \
--to=penguin-kernel@i-love.sakura.ne.jp \
--cc=axboe@kernel.dk \
--cc=dvyukov@google.com \
--cc=jack@suse.cz \
--cc=linux-block@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=syzbot+10007d66ca02b08f0e60@syzkaller.appspotmail.com \
--cc=syzkaller-bugs@googlegroups.com \
--cc=viro@zeniv.linux.org.uk \
/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).