From: Christoph Hellwig <hch@lst.de>
To: Hannes Reinecke <hare@suse.de>
Cc: Keith Busch <keith.busch@intel.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Christoph Hellwig <hch@lst.de>,
linux-scsi@vger.kernel.org,
Bart van Assche <bart.vanassche@sandisk.com>,
Hannes Reinecke <hare@suse.com>
Subject: Re: [PATCHv2] scsi: use 'scsi_device_from_queue()' for scsi_dh
Date: Fri, 17 Feb 2017 09:27:52 +0100 [thread overview]
Message-ID: <20170217082752.GA18258@lst.de> (raw)
In-Reply-To: <c889eed7-6262-2e54-0b1e-1d833c033324@suse.de>
On Fri, Feb 17, 2017 at 09:06:14AM +0100, Hannes Reinecke wrote:
> We could, but why?
> ATM we're only having SCSI devices able to use device handler; adding
> another layer of indirection doesn't solve anything here.
> Moving the infrastructure one level up will only make sense if we're
> getting non-SCSI device handler (ANA?), but until then I'd think it's
> just overengineering.
Agreed. Independent of what does the balancing between queues hardware
handler should be attached by the low-level driver for any future
transport without any control from DM.
next prev parent reply other threads:[~2017-02-17 8:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-16 15:12 [PATCHv2] scsi: use 'scsi_device_from_queue()' for scsi_dh Hannes Reinecke
2017-02-16 16:09 ` Bart Van Assche
2017-02-17 7:19 ` Hannes Reinecke
2017-02-16 17:05 ` Keith Busch
2017-02-16 17:13 ` Keith Busch
2017-02-17 8:06 ` Hannes Reinecke
2017-02-17 8:27 ` Christoph Hellwig [this message]
2017-02-19 5:59 ` Mike Snitzer
2017-02-19 5:59 ` Mike Snitzer
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