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SubjectRe: [PATCH v2 5/8] x86/speculation: Add basic support for IBPB
On Sun, Jan 21, 2018 at 07:31:39PM +0000, David Woodhouse wrote:
> >         if (boot_cpu_has(X86_FEATURE_IBPB))
> >                 wrmsr(MSR_IA32_PRED_CMD, PRED_CMD_IBPB, 0);
> >
> > Problem solved.
>
> Nope. Plenty of patch sets *did* have the bug above though, until it
> was spotted.

And that bug is...?

--
Regards/Gruss,
Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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