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Message-ID: <1554305421.118779.187.camel@acm.org>
Subject: Re: [PATCH] block: Fix a race between tag iteration and hardware
 queue changes
From:   Bart Van Assche <bvanassche@acm.org>
To:     "jianchao.wang" <jianchao.w.wang@oracle.com>,
        Jens Axboe <axboe@kernel.dk>
Cc:     linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
        Christoph Hellwig <hch@infradead.org>,
        Hannes Reinecke <hare@suse.com>,
        James Smart <james.smart@broadcom.com>,
        Ming Lei <ming.lei@redhat.com>,
        Keith Busch <keith.busch@intel.com>,
        Dongli Zhang <dongli.zhang@oracle.com>, stable@vger.kernel.org
Date:   Wed, 03 Apr 2019 08:30:21 -0700
In-Reply-To: <9d74985d-969c-b68d-fa05-2707ed27e013@oracle.com>
References: <20190402223202.30752-1-bvanassche@acm.org>
         <9d74985d-969c-b68d-fa05-2707ed27e013@oracle.com>
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On Wed, 2019-04-03 at 11:26 +-0800, jianchao.wang wrote:
+AD4 percpu+AF8-ref+AF8-tryget should be enough here.

Having thought further about this, I think you are right. I will drop this
patch.

Thanks,

Bart.