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authorArthur Chunqi Li <yzt356@gmail.com>2013-07-07 23:13:37 +0800
committerGleb Natapov <gleb@redhat.com>2013-07-25 13:09:08 +0300
commit0779caeb1a17f4d3ed14e2925b36ba09b084fb7b (patch)
treefcef152e8c3e8449bf1abbdf8f98bb2fdc53c95a /target-i386/cpu.h
parentf03d07d4683b2e8325a7cb60b4e14b977b1a869c (diff)
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Initialize IA32_FEATURE_CONTROL MSR in reset and migration
The recent KVM patch adds IA32_FEATURE_CONTROL support. QEMU needs to clear this MSR when reset vCPU and keep the value of it when migration. This patch add this feature. Signed-off-by: Arthur Chunqi Li <yzt356@gmail.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
Diffstat (limited to 'target-i386/cpu.h')
-rw-r--r--target-i386/cpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index cedefdc423..3a52f94aaf 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -301,6 +301,7 @@
#define MSR_IA32_APICBASE_BSP (1<<8)
#define MSR_IA32_APICBASE_ENABLE (1<<11)
#define MSR_IA32_APICBASE_BASE (0xfffff<<12)
+#define MSR_IA32_FEATURE_CONTROL 0x0000003a
#define MSR_TSC_ADJUST 0x0000003b
#define MSR_IA32_TSCDEADLINE 0x6e0
@@ -813,6 +814,7 @@ typedef struct CPUX86State {
uint64_t mcg_status;
uint64_t msr_ia32_misc_enable;
+ uint64_t msr_ia32_feature_control;
/* exception/interrupt handling */
int error_code;