From: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com>
To: Ming Lei <ming.lei@redhat.com>
Cc: Bart Van Assche <Bart.VanAssche@wdc.com>,
"chenxiang66@hisilicon.com" <chenxiang66@hisilicon.com>,
"hch@infradead.org" <hch@infradead.org>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"axboe@fb.com" <axboe@fb.com>, "osandov@fb.com" <osandov@fb.com>,
"hare@suse.com" <hare@suse.com>,
"wenxiong@us.ibm.com" <wenxiong@us.ibm.com>,
"linuxarm@huawei.com" <linuxarm@huawei.com>
Subject: Re: [PATCH V2 0/2] block: fix queue freeze and cleanup
Date: Mon, 4 Dec 2017 10:31:01 -0200 [thread overview]
Message-ID: <80ff6002-2fa5-a6ce-f6a2-d65df72280b2@linux.vnet.ibm.com> (raw)
In-Reply-To: <20171202004953.GB24521@ming.t460p>
On 12/01/2017 10:49 PM, Ming Lei wrote:
>> Unfortunately v2 has been found to exhibit another problem, an Oops in
>> the systemd shutdown path for device-mapper LVM volumes at least, when
>> calling 'q->request_fn(q)' if 'q->request_fn' is NULL.
> That issue can be fixed easily in V2 and we understand DM's case clearly.
Yes. It just had not been mentioned upstream yet.
> But the most important thing is that V2 can't fix Chenxiang's issue, but
> V3/V1 can.
Agree.
--
Mauricio Faria de Oliveira
IBM Linux Technology Center
next prev parent reply other threads:[~2017-12-04 12:31 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-23 4:47 [PATCH V2 0/2] block: fix queue freeze and cleanup Ming Lei
2017-11-23 4:47 ` [PATCH V2 1/2] block: run queue before waiting for q_usage_counter becoming zero Ming Lei
2017-11-27 12:15 ` Mauricio Faria de Oliveira
2017-11-23 4:48 ` [PATCH V2 2/2] block: drain blkcg part of request_queue in blk_cleanup_queue() Ming Lei
2017-11-27 12:15 ` Mauricio Faria de Oliveira
2017-11-27 12:41 ` [PATCH V2 0/2] block: fix queue freeze and cleanup Ming Lei
2017-11-29 2:57 ` chenxiang (M)
2017-11-29 4:54 ` Ming Lei
2017-11-29 5:40 ` chenxiang (M)
2017-12-01 15:36 ` Mauricio Faria de Oliveira
2017-12-01 15:42 ` Ming Lei
2017-12-01 16:08 ` Bart Van Assche
2017-12-01 17:35 ` Ming Lei
2017-12-01 18:49 ` Mauricio Faria de Oliveira
2017-12-02 0:49 ` Ming Lei
2017-12-04 12:31 ` Mauricio Faria de Oliveira [this message]
2017-12-13 21:49 ` Bart Van Assche
2017-12-20 14:34 ` Mauricio Faria de Oliveira
2017-12-13 21:53 ` Bart Van Assche
2017-12-15 7:58 ` chenxiang (M)
2017-12-15 17:44 ` Bart Van Assche
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