From: Christian Borntraeger <borntraeger@de.ibm.com>
To: Ming Lei <ming.lei@redhat.com>
Cc: Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org,
Christoph Hellwig <hch@infradead.org>,
Stefan Haberland <sth@linux.vnet.ibm.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] blk-mq: only run mapped hw queues in blk_mq_run_hw_queues()
Date: Thu, 29 Mar 2018 12:11:27 +0200 [thread overview]
Message-ID: <c9329fd1-934d-2ef2-9c08-0ad9beb3058d@de.ibm.com> (raw)
In-Reply-To: <20180329095214.GB17190@ming.t460p>
On 03/29/2018 11:52 AM, Ming Lei wrote:
> From the debugfs log, hctx0 is mapped to lots of CPU, so it shouldn't be
> unmapped, could you check if it is hctx0 which is unmapped when the
> warning is triggered? If not, what is the unmapped hctx? And you can do
> that by adding one extra line:
>
> printk("unmapped hctx %d", hctx->queue_num);
Where do you want that printk?
>
> Thanks,
> Ming
next prev parent reply other threads:[~2018-03-29 10:11 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-28 1:20 [PATCH] blk-mq: only run mapped hw queues in blk_mq_run_hw_queues() Ming Lei
2018-03-28 3:22 ` Jens Axboe
2018-03-28 7:45 ` Christian Borntraeger
2018-03-28 14:38 ` Jens Axboe
2018-03-28 14:53 ` Jens Axboe
2018-03-28 15:38 ` Christian Borntraeger
2018-03-28 15:26 ` Ming Lei
2018-03-28 15:36 ` Christian Borntraeger
2018-03-28 15:44 ` Christian Borntraeger
2018-03-29 2:00 ` Ming Lei
2018-03-29 7:23 ` Christian Borntraeger
2018-03-29 9:09 ` Christian Borntraeger
2018-03-29 9:40 ` Ming Lei
2018-03-29 10:10 ` Christian Borntraeger
2018-03-29 10:48 ` Ming Lei
2018-03-29 10:49 ` Christian Borntraeger
2018-03-29 11:43 ` Ming Lei
2018-03-29 11:49 ` Christian Borntraeger
2018-03-30 2:53 ` Ming Lei
2018-04-04 8:18 ` Christian Borntraeger
2018-04-05 16:05 ` Ming Lei
2018-04-05 16:11 ` Ming Lei
2018-04-05 17:39 ` Christian Borntraeger
2018-04-05 17:43 ` Christian Borntraeger
2018-04-06 8:41 ` Ming Lei
2018-04-06 8:51 ` Christian Borntraeger
2018-04-06 8:53 ` Christian Borntraeger
2018-04-06 9:23 ` Ming Lei
2018-04-06 10:19 ` Christian Borntraeger
2018-04-06 13:41 ` Ming Lei
2018-04-06 14:26 ` Christian Borntraeger
2018-04-06 14:58 ` Ming Lei
2018-04-06 15:11 ` Christian Borntraeger
2018-04-06 15:40 ` Ming Lei
2018-04-06 11:37 ` Christian Borntraeger
2018-04-06 8:35 ` Christian Borntraeger
2018-03-29 9:52 ` Ming Lei
2018-03-29 10:11 ` Christian Borntraeger [this message]
2018-03-29 10:12 ` Christian Borntraeger
2018-03-29 10:13 ` Ming Lei
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