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[Qemu-devel] [PATCH 09/22] target-i386: convert 'hv_spinlocks' feature i
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH 09/22] target-i386: convert 'hv_spinlocks' feature into property |
Date: |
Wed, 26 Sep 2012 22:32:45 +0200 |
Signed-off-by: Igor Mammedov <address@hidden>
---
target-i386/cpu.c | 31 +++++++++++++++++++++++++++++++
1 files changed, 31 insertions(+), 0 deletions(-)
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 213368b..b215b53 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -1203,6 +1203,32 @@ static void x86_cpuid_set_tsc_freq(Object *obj, Visitor
*v, void *opaque,
cpu->env.tsc_khz = value / 1000;
}
+#if !defined(CONFIG_USER_ONLY)
+static void x86_get_hv_spinlocks(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ int64_t value = hyperv_get_spinlock_retries();
+
+ visit_type_int(v, &value, name, errp);
+}
+
+static void x86_set_hv_spinlocks(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ int64_t value;
+
+ visit_type_int(v, &value, name, errp);
+ if (error_is_set(errp)) {
+ return;
+ }
+ if (!value) {
+ error_set(errp, QERR_PROPERTY_VALUE_BAD, "", name, "0");
+ return;
+ }
+ hyperv_set_spinlock_retries(value);
+}
+#endif
+
static void cpudef_2_x86_cpu(X86CPU *cpu, x86_def_t *def, Error **errp)
{
CPUX86State *env = &cpu->env;
@@ -2028,6 +2054,11 @@ static void x86_cpu_initfn(Object *obj)
object_property_add(obj, "tsc-frequency", "int",
x86_cpuid_get_tsc_freq,
x86_cpuid_set_tsc_freq, NULL, NULL, NULL);
+#if !defined(CONFIG_USER_ONLY)
+ object_property_add(obj, "hv_spinlocks", "int",
+ x86_get_hv_spinlocks,
+ x86_set_hv_spinlocks, NULL, NULL, NULL);
+#endif
x86_register_cpuid_properties(obj, feature_name);
x86_register_cpuid_properties(obj, ext_feature_name);
x86_register_cpuid_properties(obj, ext2_feature_name);
--
1.7.1
- [Qemu-devel] [PATCH 00/22 v3] target-i386: convert CPU features into properties, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 03/22] target-i386: if x86_cpu_realize() failed report error and do cleanup, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 01/22] target-i386: return Error from cpu_x86_find_by_name(), Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 02/22] target-i386: cpu_x86_register(): report error from property setter, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 04/22] target-i386: filter out not TCG features if running without kvm at realize time, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 06/22] target-i386: xlevel should be more than 0x80000000, move fixup into setter, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 05/22] target-i386: move out CPU features initialization in separate func, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 09/22] target-i386: convert 'hv_spinlocks' feature into property,
Igor Mammedov <=
- [Qemu-devel] [PATCH 10/22] target-i386: convert 'hv_relaxed' feature into property, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 12/22] target-i386: convert 'check' and 'enforce' features into properties, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 11/22] target-i386: convert 'hv_vapic' feature into property, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 13/22] add visitor for parsing hz[KMG] input string, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 15/22] target-i386: introduce vendor-override property, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 08/22] target-i386: add stubs for hyperv_(vapic_recommended|relaxed_timing_enabled|get_spinlock_retries)(), Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 20/22] target-i386: move init of "hypervisor" feature into CPU initializer from cpudef, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 21/22] target-i386: move default init of cpuid_kvm_features bitmap into CPU initializer from cpudef, Igor Mammedov, 2012/09/26
- [Qemu-devel] [PATCH 07/22] target-i386: convert cpuid features into properties, Igor Mammedov, 2012/09/26