qemu-stable
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PULL 2/2] i386/cpu: Remove AVX_VNNI feature from Cooperlake cpu model


From: Eduardo Habkost
Subject: [PULL 2/2] i386/cpu: Remove AVX_VNNI feature from Cooperlake cpu model
Date: Wed, 25 Aug 2021 15:54:38 -0400

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>
---
 target/i386/cpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index aebf81d9c98..97e250e8760 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 |
-- 
2.31.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]