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Date: Tue, 11 May 2010 12:17:42 -0400 From: Glauber Costa <glommer@...hat.com> To: kvm@...r.kernel.org Cc: linux-kernel@...r.kernel.org, avi@...hat.com, zamsden@...hat.com Subject: [PATCH 4/9] add new KVMCLOCK cpuid feature This cpuid, KVM_CPUID_CLOCKSOURCE2, will indicate to the guest that kvmclock is available through a new set of MSRs. The old ones are deprecated. Signed-off-by: Glauber Costa <glommer@...hat.com> --- arch/x86/include/asm/kvm_para.h | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h index 9734808..f019f8c 100644 --- a/arch/x86/include/asm/kvm_para.h +++ b/arch/x86/include/asm/kvm_para.h @@ -16,6 +16,10 @@ #define KVM_FEATURE_CLOCKSOURCE 0 #define KVM_FEATURE_NOP_IO_DELAY 1 #define KVM_FEATURE_MMU_OP 2 +/* This indicates that the new set of kvmclock msrs + * are available. The use of 0x11 and 0x12 is deprecated + */ +#define KVM_FEATURE_CLOCKSOURCE2 3 #define MSR_KVM_WALL_CLOCK 0x11 #define MSR_KVM_SYSTEM_TIME 0x12 -- 1.6.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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