[RFC 2/8] change headers preparing for steal time

Glauber Costa
2010-08-30T16:23:58Z

This guest/host common patch prepares infrastructure for
the steal time implementation. Some constants are added,
and a name change happens in pvclock vcpu structure.

Signed-off-by: Glauber Costa <glommer@redhat.com>
---
arch/x86/include/asm/kvm_para.h | 1 +
arch/x86/include/asm/pvclock-abi.h | 4 +++-
2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h
index 05eba5e..1759c81 100644
--- a/arch/x86/include/asm/kvm_para.h
+++ b/arch/x86/include/asm/kvm_para.h
@@ -25,6 +25,7 @@
* in pvclock structure. If no bits are set, all flags are ignored.
*/
#define KVM_FEATURE_CLOCKSOURCE_STABLE_BIT 24
+#define KVM_FEATURE_CLOCKSOURCE_STEAL_BIT 25

#define MSR_KVM_WALL_CLOCK 0x11
#define MSR_KVM_SYSTEM_TIME 0x12
diff --git a/arch/x86/include/asm/pvclock-abi.h b/arch/x86/include/asm/pvclock-abi.h
index 35f2d19..417061b 100644
--- a/arch/x86/include/asm/pvclock-abi.h
+++ b/arch/x86/include/asm/pvclock-abi.h
@@ -24,7 +24,7 @@

struct pvclock_vcpu_time_info {
u32 version;
- u32 pad0;
+ u32 steal_time;
u64 tsc_timestamp;
u64 system_time;
u32 tsc_to_system_mul;
@@ -40,5 +40,7 @@ struct pvclock_wall_clock {
} __attribute__((__packed__));

#define PVCLOCK_TSC_STABLE_BIT (1 << 0)
+#define PVCLOCK_STEAL_BIT (2 << 0)
+
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_PVCLOCK_ABI_H */
--
1.6.2.2