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| author | Liu, Jinsong <jinsong.liu@intel.com> | 2012-07-03 02:35:10 +0800 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-07-03 17:36:32 -0300 |
| commit | a75b3e0f641a68b7cdd4bbe4ed1b60f963bf2b62 (patch) | |
| tree | 289b00093dcd217b82b37b93aa47a83bd80ba657 /target-i386/cpu.h | |
| parent | bfee7546df51c08e395dc8a7676a5c7f20186fee (diff) | |
| download | qemu-a75b3e0f641a68b7cdd4bbe4ed1b60f963bf2b62.tar.gz qemu-a75b3e0f641a68b7cdd4bbe4ed1b60f963bf2b62.tar.bz2 qemu-a75b3e0f641a68b7cdd4bbe4ed1b60f963bf2b62.zip | |
kvm: expose tsc deadline timer feature to guest
This patch exposes tsc deadline timer feature to guest if
1). in-kernel irqchip is used, and
2). kvm has emulated tsc deadline timer, and
3). user authorize the feature exposing via -cpu or +/- tsc-deadline
Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Acked-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'target-i386/cpu.h')
| -rw-r--r-- | target-i386/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h index f257c972fb..33d221eae4 100644 --- a/target-i386/cpu.h +++ b/target-i386/cpu.h @@ -400,6 +400,7 @@ #define CPUID_EXT_X2APIC (1 << 21) #define CPUID_EXT_MOVBE (1 << 22) #define CPUID_EXT_POPCNT (1 << 23) +#define CPUID_EXT_TSC_DEADLINE_TIMER (1 << 24) #define CPUID_EXT_XSAVE (1 << 26) #define CPUID_EXT_OSXSAVE (1 << 27) #define CPUID_EXT_HYPERVISOR (1 << 31) |