diff mbox series

[11/47] i386/cpu: Remove AVX_VNNI feature from Cooperlake cpu model

Message ID 20211215000125.378126-12-michael.roth@amd.com (mailing list archive)
State New, archived
Headers show
Series Patch Round-up for stable 6.1.1, freeze on 2021-12-21 | expand

Commit Message

Michael Roth Dec. 15, 2021, midnight UTC 
From: Yang Zhong <yang.zhong@intel.com>

The AVX_VNNI feature is not in Cooperlake platform, remove it
from cpu model.

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <20210820054611.84303-1-yang.zhong@intel.com>
Fixes: c1826ea6a052 ("i386/cpu: Expose AVX_VNNI instruction to guest")
Cc: qemu-stable@nongnu.org
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
(cherry picked from commit f429dbf8fc526a9cacf531176b28d0c65701475a)
Signed-off-by: Michael Roth <michael.roth@amd.com>
---
 target/i386/cpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 34a7ce865b..24ddc5b926 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -3102,7 +3102,7 @@  static const X86CPUDefinition builtin_x86_defs[] = {
             MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY | MSR_ARCH_CAP_MDS_NO |
             MSR_ARCH_CAP_PSCHANGE_MC_NO | MSR_ARCH_CAP_TAA_NO,
         .features[FEAT_7_1_EAX] =
-            CPUID_7_1_EAX_AVX_VNNI | CPUID_7_1_EAX_AVX512_BF16,
+            CPUID_7_1_EAX_AVX512_BF16,
         /* XSAVES is added in version 2 */
         .features[FEAT_XSAVE] =
             CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XSAVEC |