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

[Hans de Goede]

Hi,

On 3/11/20 11:09 PM, Thomas Gleixner wrote:
> Hans de Goede <hdegoede@xxxxxxxxxx> writes:
> > On 3/11/20 10:31 PM, Thomas Gleixner wrote:
> > > Hans de Goede <hdegoede@xxxxxxxxxx> writes:
> > > > > I just need to stare at the legacy PIC and the virt stuff.
> > > > >
> > > > > > Also maybe we should add a Cc: stable@xxxxxxxxxxxxxxx ??? 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@xxxxxxxxxxxxx
> > >    https://lkml.kernel.org/r/20200306130623.684591280@xxxxxxxxxxxxx
> > >
> > > 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?
>
> I think so. The two patches are on my list for backports anyway, but I
> wanted to give them some time to simmer.

OK, I'll submit this patch for stable then once your backports have landed.

Regards,

Hans