From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sagi Grimberg <sagig@dev.mellanox.co.il>
Subject: Re: [LSF/MM TOPIC] multiqueue and interrupt assignment
Date: Wed, 3 Feb 2016 15:32:35 +0200
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To: Hannes Reinecke <hare@suse.de>, Bart Van Assche <bart.vanassche@sandisk.com>, "lsf-pc@lists.linux-foundation.org" <lsf-pc@lists.linux-foundation.org>, "linux-scsi@vger.kernel.org" <Linux-scsi@vger.kernel.org>, "linux-block@vger.kernel.org" <linux-block@vger.kernel.org>


> Indeed, something like this.
> Quite some issues would be solved if we could push a hctx mapping
> into blk-mq, instead of having it assign its own made-up one.

For that you can provide your own .map_queue in blk_mq_ops I think
(no one does that at the moment). This requires every driver to
implement it's own routine (probably with a similar logic) though...