linux-kernel - Re: [PATCH v6 00/14] genirq: Cleanup the abuse of irq_set_affinity

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Date:   Wed, 24 Nov 2021 20:30:01 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Nitesh Lal <nilal@...hat.com>, Juri Lelli <juri.lelli@...hat.com>,
        Marcelo Tosatti <mtosatti@...hat.com>
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Subject: Re: [PATCH v6 00/14] genirq: Cleanup the abuse of
 irq_set_affinity_hint()

Nitesh,

On Mon, Sep 13 2021 at 10:34, Nitesh Lal wrote:
> On Fri, Sep 3, 2021 at 11:25 AM Nitesh Narayan Lal <nitesh@...hat.com> wrote:
>>
>> The drivers currently rely on irq_set_affinity_hint() to either set the
>> affinity_hint that is consumed by the userspace and/or to enforce a custom
>> affinity.
>>
>> irq_set_affinity_hint() as the name suggests is originally introduced to
>> only set the affinity_hint to help the userspace in guiding the interrupts
>> and not the affinity itself. However, since the commit
>>
>>         e2e64a932556 "genirq: Set initial affinity in irq_set_affinity_hint()"

sorry for ignoring this. It fell through the cracks.

>> Thomas Gleixner (1):
>>   genirq: Provide new interfaces for affinity hints

Did I actually write this?

> Any suggestions on what should be the next steps here? Unfortunately, I haven't
> been able to get any reviews on the following two patches:
>   be2net: Use irq_update_affinity_hint
>   hinic: Use irq_set_affinity_and_hint
>
> One option would be to proceed with the remaining patches and I can try
> posting these two again when I post patches for the remaining drivers?

The more general question is whether I should queue all the others or
whether some subsystem would prefer to pull in a tagged commit on top of
rc1. I'm happy to carry them all of course.

Thanks,

        tglx