From 925184b9c7bd2946cff1698b1cf4a448435588e5 Mon Sep 17 00:00:00 2001 From: "plai@redhat.com" Date: Wed, 3 Apr 2019 15:54:33 +0100 Subject: [PATCH 09/10] i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model RH-Author: plai@redhat.com Message-id: <1554306874-28796-10-git-send-email-plai@redhat.com> Patchwork-id: 85387 O-Subject: [RHEL8.1 qemu-kvm PATCH resend 09/10] i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model Bugzilla: 1561761 RH-Acked-by: Eduardo Habkost RH-Acked-by: Igor Mammedov RH-Acked-by: Michael S. Tsirkin From: Robert Hoo PCONFIG is not available to guests; it must be specifically enabled using the PCONFIG_ENABLE execution control. Disable it, because no one can ever use it. Signed-off-by: Robert Hoo Message-Id: <1545227081-213696-2-git-send-email-robert.hu@linux.intel.com> Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini (cherry picked from commit 76e5a4d58357b9d077afccf7f7c82e17f733b722) Signed-off-by: Paul Lai Signed-off-by: Danilo C. L. de Paula --- target/i386/cpu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 8750f64..ad369be 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -2582,8 +2582,7 @@ static X86CPUDefinition builtin_x86_defs[] = { CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG | CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57, .features[FEAT_7_0_EDX] = - CPUID_7_0_EDX_PCONFIG | CPUID_7_0_EDX_SPEC_CTRL | - CPUID_7_0_EDX_SPEC_CTRL_SSBD, + CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_SPEC_CTRL_SSBD, /* Missing: XSAVES (not supported by some Linux versions, * including v4.1 to v4.12). * KVM doesn't yet expose any XSAVES state save component, -- 1.8.3.1