Re: [PATCH 2/7] x86/msr: add definitions for indirect branch predictor MSRs

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On 08/01/18 20:08, Paolo Bonzini wrote:
KVM will start using them soon.

Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
  arch/x86/include/asm/msr-index.h | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 03ffde6217d0..ec08f1d8d39b 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -39,6 +39,11 @@

  /* Intel MSRs. Some also available on other CPUs */

+#define MSR_IA32_SPEC_CTRL		0x00000048
+
+#define MSR_IA32_PRED_CMD		0x00000049
+#define FEATURE_SET_IBPB		(1UL << 0)
+
  #define MSR_PPIN_CTL			0x0000004e
  #define MSR_PPIN			0x0000004f



Trivially,
Reviewed-by: Liran Alon <liran.alon@xxxxxxxxxx>



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