Re: [PATCH] perf/x86/intel/pt: Don't die on VMXON
From: Borislav Petkov
Date: Wed Apr 06 2016 - 07:55:27 EST
On Wed, Apr 06, 2016 at 01:52:15PM +0200, Peter Zijlstra wrote:
> Borislav tells me this ought to be boot_cpu_has(X86_FEATURE_VMX)
>
> > + /* Intel SDM, 36.5 "Tracing post-VMXON" */
> > + rdmsrl(MSR_IA32_VMX_MISC, reg);
> > + if (reg & BIT(14))
Also, I needz to consult my crystal ball about what bit 14 is...
:-)
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.