From: Bart Van Assche <bvanassche@acm.org>
To: Bob Liu <bob.liu@oracle.com>, axboe@kernel.dk
Cc: linux-block@vger.kernel.org, hare@suse.com, ming.lei@redhat.com,
hch@lst.de, martin.petersen@oracle.com, jinpuwang@gmail.com,
rpenyaev@suse.de
Subject: Re: [PATCH v4] blk-mq: fix hang caused by freeze/unfreeze sequence
Date: Mon, 29 Apr 2019 11:04:32 -0700 [thread overview]
Message-ID: <1556561072.161891.159.camel@acm.org> (raw)
In-Reply-To: <20190425102846.28911-1-bob.liu@oracle.com>
On Thu, 2019-04-25 at 03:28 -0700, Bob Liu wrote:
> The following is a description of a hang in blk_mq_freeze_queue_wait().
> The hang happens on attempting to freeze a queue while another task does
> queue unfreeze.
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
next prev parent reply other threads:[~2019-04-29 18:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-25 10:28 [PATCH v4] blk-mq: fix hang caused by freeze/unfreeze sequence Bob Liu
2019-04-29 3:42 ` Ming Lei
2019-04-29 18:04 ` Bart Van Assche [this message]
2019-05-08 9:13 ` Bob Liu
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=1556561072.161891.159.camel@acm.org \
--to=bvanassche@acm.org \
--cc=axboe@kernel.dk \
--cc=bob.liu@oracle.com \
--cc=hare@suse.com \
--cc=hch@lst.de \
--cc=jinpuwang@gmail.com \
--cc=linux-block@vger.kernel.org \
--cc=martin.petersen@oracle.com \
--cc=ming.lei@redhat.com \
--cc=rpenyaev@suse.de \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.