Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [PATCH 4.9 34/77] powerpc: fix build errors in stable tree | Date | Fri, 23 Feb 2018 00:16:34 +1100 |
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Yves-Alexis Perez <corsac@debian.org> writes:
> On Thu, 2018-02-22 at 12:01 +1100, Michael Ellerman wrote: >> So I guess this patch is OK for now, but we do need a full back port of >> 222f20f to 4.9. > > Hi, > > in the light of this, do you know the full status of protections against > Meltdown on powerpc/ppc64el architecures on 4.9?
With the patches I just sent, for pseries and powernv, the mitigation should be in place. On machines with updated firmware we'll use the hardware-assisted L1 flush, otherwise we fallback to doing it in software.
cheers
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