Re: Patch "genirq: GENERIC_IRQ_IPI depends on SMP" has been added to the 5.4-stable tree

[Greg KH <greg@kroah.com>]

On Mon, Aug 15, 2022 at 09:39:47AM +0100, Marc Zyngier wrote:
> On Mon, 15 Aug 2022 05:21:51 +0100,
> Samuel Holland <samuel@sholland.org> wrote:
> > 
> > Hi Sasha,
> > 
> > On 8/13/22 5:50 PM, Sasha Levin wrote:
> > > This is a note to let you know that I've just added the patch titled
> > > 
> > >     genirq: GENERIC_IRQ_IPI depends on SMP
> > > 
> > > to the 5.4-stable tree which can be found at:
> > >     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> > > 
> > > The filename of the patch is:
> > >      genirq-generic_irq_ipi-depends-on-smp.patch
> > > and it can be found in the queue-5.4 subdirectory.
> > > 
> > > If you, or anyone else, feels it should not be added to the stable tree,
> > > please let <stable@vger.kernel.org> know about it.
> > 
> > This commit should not be backported further than 8190cc572981
> > ("irqchip/mips-gic: Only register IPI domain when SMP is enabled"), which it
> > depends on. It looks like that commit only went back to 5.10.
> 
> I also wonder why these commits were backported *at all*. On their
> own, they don't fix anything, but allowed further improvements that
> are not backport candidates either.
> 
> Honestly, if I wanted these backported to stable, I'd have put a 'Cc:
> stable' tag. These patches don't even have a 'Fixes:' tag, for the
> same reason.

Ok, now dropped from everything older than 5.10, thanks.

greg k-h