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Blame SOURCES/kvm-target-i386-Convert-check-and-enforce-to-static-prop.patch

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From f60e83f9ba3436243c247fe81a53b0158f982b2a Mon Sep 17 00:00:00 2001
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From: Vadim Rozenfeld <vrozenfe@redhat.com>
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Date: Mon, 3 Mar 2014 12:09:22 +0100
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Subject: [PATCH 10/12] target-i386: Convert 'check' and 'enforce' to static properties
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Vadim Rozenfeld <vrozenfe@redhat.com>
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Message-id: <1393848564-10511-11-git-send-email-vrozenfe@redhat.com>
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Patchwork-id: 57966
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O-Subject: [RHEL-7.0 qemu-kvm v4 PATCH 10/12] target-i386: Convert 'check' and 'enforce' to static properties
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Bugzilla: 1004773
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
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RH-Acked-by: Eduardo Habkost <ehabkost@redhat.com>
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RH-Acked-by: Juan Quintela <quintela@redhat.com>
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From: Igor Mammedov <imammedo@redhat.com>
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* Additionally convert check_cpuid & enforce_cpuid to bool and make them
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  members of X86CPU
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* Make 'enforce' feature independent from 'check'
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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
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Signed-off-by: Andreas Färber <afaerber@suse.de>
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(cherry picked from commit 912ffc479c0008bd983f5733daa52438b359be6f)
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---
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 target-i386/cpu-qom.h |  2 ++
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 target-i386/cpu.c     | 13 ++++++-------
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 2 files changed, 8 insertions(+), 7 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 target-i386/cpu-qom.h |    2 ++
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 target-i386/cpu.c     |   13 ++++++-------
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 2 files changed, 8 insertions(+), 7 deletions(-)
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diff --git a/target-i386/cpu-qom.h b/target-i386/cpu-qom.h
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index ac56fec..99ba65f 100644
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--- a/target-i386/cpu-qom.h
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+++ b/target-i386/cpu-qom.h
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@@ -69,6 +69,8 @@ typedef struct X86CPU {
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     bool hyperv_vapic;
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     bool hyperv_relaxed_timing;
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     int hyperv_spinlock_attempts;
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+    bool check_cpuid;
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+    bool enforce_cpuid;
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     /* Features that were filtered out because of missing host capabilities */
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     uint32_t filtered_features[FEATURE_WORDS];
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diff --git a/target-i386/cpu.c b/target-i386/cpu.c
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index db51f72..9f2a04e 100644
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--- a/target-i386/cpu.c
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+++ b/target-i386/cpu.c
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@@ -242,9 +242,6 @@ typedef struct model_features_t {
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     FeatureWord feat_word;
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 } model_features_t;
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-int check_cpuid = 0;
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-int enforce_cpuid = 0;
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-
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 static uint32_t kvm_default_features = (1 << KVM_FEATURE_CLOCKSOURCE) |
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         (1 << KVM_FEATURE_NOP_IO_DELAY) |
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         (1 << KVM_FEATURE_CLOCKSOURCE2) |
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@@ -1687,9 +1684,9 @@ static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
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                 goto out;
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             }
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         } else if (!strcmp(featurestr, "check")) {
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-            check_cpuid = 1;
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+            object_property_parse(OBJECT(cpu), "on", featurestr, errp);
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         } else if (!strcmp(featurestr, "enforce")) {
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-            check_cpuid = enforce_cpuid = 1;
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+            object_property_parse(OBJECT(cpu), "on", featurestr, errp);
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         } else if (!strcmp(featurestr, "hv_relaxed")) {
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             object_property_parse(OBJECT(cpu), "on", "hv-relaxed", errp);
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         } else if (!strcmp(featurestr, "hv_vapic")) {
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@@ -2490,8 +2487,8 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
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         env->features[FEAT_8000_0001_ECX] &= TCG_EXT3_FEATURES;
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         env->features[FEAT_SVM] &= TCG_SVM_FEATURES;
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     } else {
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-        if (check_cpuid && kvm_check_features_against_host(cpu)
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-            && enforce_cpuid) {
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+        if ((cpu->check_cpuid || cpu->enforce_cpuid)
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+            && kvm_check_features_against_host(cpu) && cpu->enforce_cpuid) {
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             error_setg(&local_err,
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                        "Host's CPU doesn't support requested features");
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             goto out;
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@@ -2633,6 +2630,8 @@ static Property x86_cpu_properties[] = {
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     { .name  = "hv-spinlocks", .info  = &qdev_prop_spinlocks },
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     DEFINE_PROP_BOOL("hv-relaxed", X86CPU, hyperv_relaxed_timing, false),
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     DEFINE_PROP_BOOL("hv-vapic", X86CPU, hyperv_vapic, false),
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+    DEFINE_PROP_BOOL("check", X86CPU, check_cpuid, false),
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+    DEFINE_PROP_BOOL("enforce", X86CPU, enforce_cpuid, false),
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     DEFINE_PROP_END_OF_LIST()
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 };
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-- 
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1.7.1
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