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From da27199bd3f4ec0e616330bcf7b4fb818eae50ab Mon Sep 17 00:00:00 2001
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From: Eduardo Habkost <ehabkost@redhat.com>
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Date: Tue, 20 Aug 2013 15:09:52 +0200
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Subject: [PATCH 24/28] pc: Haswell doesn't have rdtscp on rhel6.x
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RH-Author: Eduardo Habkost <ehabkost@redhat.com>
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Message-id: <1377011392-9336-8-git-send-email-ehabkost@redhat.com>
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Patchwork-id: 53615
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O-Subject: [RHEL7 PATCH 7/7] pc: Haswell doesn't have rdtscp on rhel6.x
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Bugzilla: 918907
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RH-Acked-by: Markus Armbruster <armbru@redhat.com>
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RH-Acked-by: Bandan Das <bsd@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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Bugzilla: 918907
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Upstream status: not applicable
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This adds compat code to disable rdtscp on the rhel6.x machine-types, to
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match the features found on RHEL-6.
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Signed-off-by: Eduardo Habkost <ehabkost@raisama.net>
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---
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hw/i386/pc_piix.c | 2 ++
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1 file changed, 2 insertions(+)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/i386/pc_piix.c | 2 ++
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1 files changed, 2 insertions(+), 0 deletions(-)
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diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
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index fb5256e..da7701c 100644
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--- a/hw/i386/pc_piix.c
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+++ b/hw/i386/pc_piix.c
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@@ -877,6 +877,8 @@ static void pc_init_rhel650(QEMUMachineInitArgs *args)
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0);
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x86_cpu_compat_set_features("SandyBridge", FEAT_8000_0001_EDX,
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0, CPUID_EXT2_RDTSCP);
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+ x86_cpu_compat_set_features("Haswell", FEAT_8000_0001_EDX,
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+ 0, CPUID_EXT2_RDTSCP);
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pc_init_rhel700(args);
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}
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--
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1.7.1
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