From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <adrian.hunter@intel.com>
Subject: Re: [PATCH] Revert "scsi: default to scsi-mq"
To: "hch@lst.de" <hch@lst.de>,
 "martin.petersen@oracle.com" <martin.petersen@oracle.com>,
 Jens Axboe <axboe@kernel.dk>
Cc: Bart Van Assche <Bart.VanAssche@wdc.com>,
 "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
 "linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
 Vinayak Holikatti <vinholikatti@gmail.com>,
 Subhash Jadavani <subhashj@codeaurora.org>
References: <20170813174422.16197-1-hch@lst.de>
 <1502724064.2333.5.camel@wdc.com>
From: Adrian Hunter <adrian.hunter@intel.com>
Message-ID: <c9cb1e15-ccd7-94e3-f064-a89c71237ff8@intel.com>
Date: Wed, 16 Aug 2017 14:13:43 +0300
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In-Reply-To: <1502724064.2333.5.camel@wdc.com>
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List-ID: <linux-block@vger.kernel.org>

On 14/08/17 18:21, Bart Van Assche wrote:
> On Sun, 2017-08-13 at 19:44 +0200, Christoph Hellwig wrote:
>> Defaulting to scsi-mq in 4.13-rc has shown various regressions
>> on setups that we didn't previously consider.  Fixes for them are
>> in progress, but too invasive to make it in this cycle.  So for
>> now revert the commit that defaults to blk-mq for SCSI.  For 4.14
>> we'll plan to try again with these fixes.
> 
> Should a patch for v4.14 perhaps be queued now?
Please consider adding support for runtime pm first.  For people using
scsi/ufs/ufshcd it might be an essential feature.