Re: [PATCH 11/14] irq: add support for allocating (and affinitizing) sets of IRQs

From: Jens Axboe
Date: Mon Oct 29 2018 - 13:10:00 EST


On 10/29/18 11:08 AM, Thomas Gleixner wrote:
> Jens,
>
> On Mon, 29 Oct 2018, Jens Axboe wrote:
>
>> A driver may have a need to allocate multiple sets of MSI/MSI-X
>> interrupts, and have them appropriately affinitized. Add support for
>> defining a number of sets in the irq_affinity structure, of varying
>> sizes, and get each set affinitized correctly across the machine.
>>
>> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>> Cc: linux-kernel@xxxxxxxxxxxxxxx
>> Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>
>> Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
>
> This looks good.
>
> Vs. merge logistics: I'm expecting some other changes in that area as per
> discussion with megasas (IIRC) folks. So I'd like to apply that myself
> right after -rc1 and provide it to you as a single commit to pull from so
> we can avoid collisions in next and the merge window.

That sounds fine, thanks Thomas!

--
Jens Axboe