Re: [PATCH 10/13] blk-mq: provide a default queue mapping for PCI device

[Christoph Hellwig]

On Mon, Sep 19, 2016 at 09:33:14AM +0200, Alexander Gordeev wrote:
> Considering this code is to be used by any device - an assumption
> that queue number and interrupt vector are always equal seems
> questionable. I.e. what about non-contiguous MSI-Xs?

It's just a generic default - see the discussion with Jens in the
intro mail for the thread for anyother example that can't be handled
easily.  If we get enough devices for a given scheme we can add another
common helper, in the worst case we'll need driver code for the scheme.