From: Jens Axboe <axboe@kernel.dk>
To: Ming Lei <ming.lei@redhat.com>,
linux-block@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>
Cc: Christoph Hellwig <hch@infradead.org>,
"jianchao . wang" <jianchao.w.wang@oracle.com>,
Christian Borntraeger <borntraeger@de.ibm.com>
Subject: Re: [PATCH V2 0/2] blk-mq: two patches related with CPU hotplug
Date: Wed, 17 Jan 2018 09:49:53 -0700 [thread overview]
Message-ID: <d9a66835-c832-a8a3-a29e-1f6715505343@kernel.dk> (raw)
In-Reply-To: <20180117164152.7066-1-ming.lei@redhat.com>
On 1/17/18 9:41 AM, Ming Lei wrote:
> Hi Jens,
>
> The 1st one fixes one regression caused by 20e4d81393 ("blk-mq: simplify
> queue mapping & schedule with each possisble CPU").
>
> The 2nd one add comments for current two races, and convert the WARN_ON
> into printk(KERN_WARN) with dump_stack() since this warning is harmless.
>
> V2:
> - fix comment and commit log in patch 1
> - use dump_stack() with printk to replace WARN_ON() in patch 2
Applied, thanks.
--
Jens Axboe
prev parent reply other threads:[~2018-01-17 16:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-17 16:41 [PATCH V2 0/2] blk-mq: two patches related with CPU hotplug Ming Lei
2018-01-17 16:41 ` [PATCH V2 1/2] blk-mq: make sure hctx->next_cpu is set correctly Ming Lei
2018-01-17 16:41 ` [PATCH V2 2/2] blk-mq: avoid one WARN_ON in __blk_mq_run_hw_queue to printk Ming Lei
2018-01-17 16:49 ` Jens Axboe [this message]
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