Re: [PATCH v5] irqchip, gicv3-its, numa: Enable workaround for Cavium thunderx erratum 23144

From: Will Deacon
Date: Fri Apr 22 2016 - 05:01:17 EST


On Fri, Apr 22, 2016 at 09:01:05AM +0100, Marc Zyngier wrote:
> On 21/04/16 18:40, Robert Richter wrote:
> > On 15.04.16 21:30:05, Robert Richter wrote:
> >> From: Ganapatrao Kulkarni <gkulkarni@xxxxxxxxxxxxxxxxxx>
> >>
> >> The erratum fixes the hang of ITS SYNC command by avoiding inter node
> >> io and collections/cpu mapping on thunderx dual-socket platform.
> >>
> >> This fix is only applicable for Cavium's ThunderX dual-socket platform.
> >>
> >> This is based on NUMA v16 series.
> >> Message-Id: <1460155828-8690-1-git-send-email-ddaney.cavm@xxxxxxxxx>
> >
> > Will, Catalin,
> >
> > after NUMA base patches went into linux-next (many thanks), please
> > consider this pass 1.x errata workaround for inclusion too.
>
> I'll queue it as a fix once the NUMA patches are merged into mainline.

Yeah, this can probably go in as -rc1 material if you're happy with it.

Will