On Thu, Aug 31, 2017 at 09:30:29AM +0100, Marc Zyngier wrote: > Hi Leo, > > On 31/08/17 01:30, Leo Yan wrote: > > Hi Marc, > > > > On Wed, Aug 30, 2017 at 09:46:26AM +0100, Marc Zyngier wrote: > > > > [...] > > > >> Then these systems are completely broken if they use a Cortex-A73. > >> Either they run mainline (which will be just fine), or they get a fully > >> backported workaround infrastructure. > > > > Yeah, we should do right thing. > > > > Have ARM kernel team ported this patch series (or is in planning)? I > > also will check with Linaro kernel team as well, I just want to avoid > > duplicate efforts if these patches have been back ported. Otherwise, I > > will backport the patch series. > I have no plan to backport this to older kernels. This is new HW that > didn't exist (or wasn't publicly available) when 4.4/4.9 were released, > so 4.12 is effectively the first kernel I intend to support this erratum on. > > If you have an interest in running older kernels on this HW, you'll have > to do the backport yourself. Please make sure you Cc both Mark and > myself on the patches. Sure, will do this. Thanks, Leo Yan