On 1/24/2018 4:52 PM, Tom Lendacky wrote: > On 1/24/2018 11:57 AM, David Woodhouse wrote: >> On Wed, 2018-01-24 at 18:20 +0100, Greg KH wrote: >>> On Wed, Jan 24, 2018 at 04:57:02PM +0000, David Woodhouse wrote: >>>> >>>> AMD exposes the PRED_CMD/SPEC_CTRL MSRs slightly differently to Intel. >>>> See http://lkml.kernel.org/r/2b3e25cc-286d-8bd0-aeaf-9ac4aae39...@amd.com >>> Oh how fun :( >> >> At least they *work* the same :) >> >> Although I still haven't seen that doc, Tom... > > Working on it...
The CPUID/MSR information is published: https://developer.amd.com/wp-content/resources/Architecture_Guidelines_Update_Indirect_Branch_Control.pdf Thanks, Tom > > Thanks, > Tom > >>
