[PATCH 1/3] i386: Add MSR feature bit for MDS-NO

Cathy Zhang posted 3 patches 6 years, 3 months ago
Maintainers: Paolo Bonzini <pbonzini@redhat.com>, Eduardo Habkost <ehabkost@redhat.com>, Richard Henderson <rth@twiddle.net>
[PATCH 1/3] i386: Add MSR feature bit for MDS-NO
Posted by Cathy Zhang 6 years, 3 months ago
Define MSR_ARCH_CAP_MDS_NO in the IA32_ARCH_CAPABILITIES MSR to allow
CPU models to report the feature when host supports it.

Signed-off-by: Cathy Zhang <cathy.zhang@intel.com>
---
 target/i386/cpu.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index eaa5395..e757149 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -777,6 +777,7 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS];
 #define MSR_ARCH_CAP_RSBA       (1U << 2)
 #define MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY (1U << 3)
 #define MSR_ARCH_CAP_SSB_NO     (1U << 4)
+#define MSR_ARCH_CAP_MDS_NO     (1U << 5)
 
 #define MSR_CORE_CAP_SPLIT_LOCK_DETECT  (1U << 5)
 
-- 
1.8.3.1