Messages in this thread | | | Subject | Re: [PATCH] x86/retpoline: Also fill return buffer after idle | From | David Woodhouse <> | Date | Tue, 09 Jan 2018 00:28:52 +0000 |
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On Mon, 2018-01-08 at 16:24 -0800, Andi Kleen wrote: > > Probably doesn't matter right there but it's going to end up being used > > elsewhere with IBRS/IBPB, and the compiler is going to think it needs > > to save all the call-clobbered registers for that. Do we want to make > > it use inline asm instead? > > You mean KVM? > > All the other places have lots of other calls too, so the registers are likely > already clobbered.
Fair enough.[unhandled content-type:application/x-pkcs7-signature] | |