[Qemu-devel] [PULL 08/10] target-i386: Convert 'check' and 'enforce' to static properties

[Andreas Färber]

From: Igor Mammedov <address@hidden>

* Additionally convert check_cpuid & enforce_cpuid to bool and make them
  members of X86CPU
* Make 'enforce' feature independent from 'check'

Signed-off-by: Igor Mammedov <address@hidden>
Signed-off-by: Andreas Färber <address@hidden>
---
 target-i386/cpu-qom.h |  2 ++
 target-i386/cpu.c     | 13 ++++++-------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/target-i386/cpu-qom.h b/target-i386/cpu-qom.h
index dbe3e29..d1751a4 100644
--- a/target-i386/cpu-qom.h
+++ b/target-i386/cpu-qom.h
@@ -69,6 +69,8 @@ typedef struct X86CPU {
     bool hyperv_vapic;
     bool hyperv_relaxed_timing;
     int hyperv_spinlock_attempts;
+    bool check_cpuid;
+    bool enforce_cpuid;
 
     /* if true the CPUID code directly forward host cache leaves to the guest 
*/
     bool cache_info_passthrough;
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 39c57f8..6055035 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -354,9 +354,6 @@ typedef struct model_features_t {
     FeatureWord feat_word;
 } model_features_t;
 
-int check_cpuid = 0;
-int enforce_cpuid = 0;
-
 static uint32_t kvm_default_features = (1 << KVM_FEATURE_CLOCKSOURCE) |
         (1 << KVM_FEATURE_NOP_IO_DELAY) |
         (1 << KVM_FEATURE_CLOCKSOURCE2) |
@@ -1772,9 +1769,9 @@ static void cpu_x86_parse_featurestr(X86CPU *cpu, char 
*features, Error **errp)
                 goto out;
             }
         } else if (!strcmp(featurestr, "check")) {
-            check_cpuid = 1;
+            object_property_parse(OBJECT(cpu), "on", featurestr, errp);
         } else if (!strcmp(featurestr, "enforce")) {
-            check_cpuid = enforce_cpuid = 1;
+            object_property_parse(OBJECT(cpu), "on", featurestr, errp);
         } else if (!strcmp(featurestr, "hv_relaxed")) {
             object_property_parse(OBJECT(cpu), "on", "hv-relaxed", errp);
         } else if (!strcmp(featurestr, "hv_vapic")) {
@@ -2608,8 +2605,8 @@ static void x86_cpu_realizefn(DeviceState *dev, Error 
**errp)
         env->features[FEAT_8000_0001_ECX] &= TCG_EXT3_FEATURES;
         env->features[FEAT_SVM] &= TCG_SVM_FEATURES;
     } else {
-        if (check_cpuid && kvm_check_features_against_host(cpu)
-            && enforce_cpuid) {
+        if ((cpu->check_cpuid || cpu->enforce_cpuid)
+            && kvm_check_features_against_host(cpu) && cpu->enforce_cpuid) {
             error_setg(&local_err,
                        "Host's CPU doesn't support requested features");
             goto out;
@@ -2771,6 +2768,8 @@ static Property x86_cpu_properties[] = {
     { .name  = "hv-spinlocks", .info  = &qdev_prop_spinlocks },
     DEFINE_PROP_BOOL("hv-relaxed", X86CPU, hyperv_relaxed_timing, false),
     DEFINE_PROP_BOOL("hv-vapic", X86CPU, hyperv_vapic, false),
+    DEFINE_PROP_BOOL("check", X86CPU, check_cpuid, false),
+    DEFINE_PROP_BOOL("enforce", X86CPU, enforce_cpuid, false),
     DEFINE_PROP_END_OF_LIST()
 };
 
-- 
1.8.4