linux-kernel - Re: [PATCH 1/3] genirq/affinity: Add irq_update_affinity

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Date:   Tue, 27 Oct 2020 16:40:13 +0000
From:   John Garry <john.garry@...wei.com>
To:     Thomas Gleixner <tglx@...utronix.de>, <gregkh@...uxfoundation.org>,
        <rafael@...nel.org>, <martin.petersen@...cle.com>,
        <jejb@...ux.ibm.com>
CC:     <linuxarm@...wei.com>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <maz@...nel.org>
Subject: Re: [PATCH 1/3] genirq/affinity: Add irq_update_affinity_desc()

Hi Thomas,

>> From: Thomas Gleixner <tglx@...utronix.de>
>>
>> Add a function to allow the affinity of an interrupt be switched to
>> managed, such that interrupts allocated for platform devices may be
>> managed.
>>
>> <Insert author sob>
>>
>> [jpg: Add commit message and add prototypes]
>> Signed-off-by: John Garry <john.garry@...wei.com>
>> ---
>> Thomas, I just made you author since you provided the original code, hope
>> it's ok.
> 
> I already forgot about this.

We needed some changes to go in to make the block CPU hotplug handling 
usable for some scsi drivers, which took a while.

> And in fact I only gave you a broken
> example. So just make yourself the author and add Suggested-by: tglx.
> 

ok, will repost with that, cheers

> Vs. merging. I'd like to pick that up myself as I might have other
> changes in that area coming up.
> 
> I'll do it as a single commit on top of rc1 and tag it so the scsi
> people can just pull it in.

I guess it's ok, I will defer to the maintainers on that.

Thanks,
John