Patchwork [13/15] target-i386: convert 'check' and 'enforce' to static properties

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Submitter Igor Mammedov
Date June 5, 2013, 1:18 p.m.
Message ID <1370438326-27054-14-git-send-email-imammedo@redhat.com>
Download mbox | patch
Permalink /patch/249057/
State New
Headers show

Comments

Igor Mammedov - June 5, 2013, 1:18 p.m.
* additionally convert check_cpuid & enforce_cpuid to bool and make them
  members of CPUX86State
* make 'enforce' feature independent from 'check'

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
---
 target-i386/cpu.c |   13 ++++++-------
 target-i386/cpu.h |    2 ++
 2 files changed, 8 insertions(+), 7 deletions(-)

Patch

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index bf56677..366e3dd 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -233,9 +233,6 @@  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) |
@@ -1563,6 +1560,8 @@  static Property cpu_x86_properties[] = {
     DEFINE_PROP_HV_SPINLOCKS("hv-spinlocks", HYPERV_SPINLOCK_NEVER_RETRY),
     DEFINE_PROP_BOOL("hv-relaxed", X86CPU, env.hyperv_relaxed_timing, false),
     DEFINE_PROP_BOOL("hv-vapic", X86CPU, env.hyperv_vapic, false),
+    DEFINE_PROP_BOOL("check", X86CPU, env.check_cpuid, false),
+    DEFINE_PROP_BOOL("enforce", X86CPU, env.enforce_cpuid, false),
     DEFINE_PROP_END_OF_LIST(),
 };
 
@@ -1698,9 +1697,9 @@  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")) {
@@ -2469,8 +2468,8 @@  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 ((env->check_cpuid || env->enforce_cpuid)
+            && kvm_check_features_against_host(cpu) && env->enforce_cpuid) {
             error_setg(&local_err,
                        "Host's CPU doesn't support requested features");
             goto out;
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index ea9143f..4ca7c11 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -852,6 +852,8 @@  typedef struct CPUX86State {
     bool hyperv_vapic;
     bool hyperv_relaxed_timing;
     int hyperv_spinlock_attempts;
+    bool check_cpuid;
+    bool enforce_cpuid;
 
     /* MTRRs */
     uint64_t mtrr_fixed[11];