Re: [RFC v2] x86: Select HARDIRQS_SW_RESEND on x86

Hans de Goede
2020-03-11T21:49:24Z

Hi,

On 3/11/20 10:31 PM, Thomas Gleixner wrote:
> Hans de Goede <hdegoede@redhat.com> writes:
>>> I just need to stare at the legacy PIC and the virt stuff.
>>>
>>>> Also maybe we should add a Cc: stable@vger.kernel.org ??? This seems like
>>>> somewhat a big change for that but it does solve some real issues...
>>>
>>> Yes. Let me stare at the couple of weird irqchips which might get
>>> surprised. I'll teach them not to do that :)
>>
>> I know that you are very busy, still I'm wondering is there any progress
>> on this ?
>
> Bah. That fell through the cracks, but actually I looked at this due to
> the PCI-E AER wreckage. So yes, this is fine, but we want:
>
> https://lkml.kernel.org/r/20200306130623.590923677@linutronix.de
> https://lkml.kernel.org/r/20200306130623.684591280@linutronix.de
>
> if we want to backport this to stable.

So far I have seen a few, but not a lot of devices which need this, so
I'm not 100% sure what to do here.

Do you consider this change safe / suitable for stable if those 2 patches
are backported and applied first?

Regards,

Hans