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| author | Gleb Natapov <gleb@redhat.com> | 2010-10-14 11:22:50 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:23:12 +0200 |
| commit | 344d9588a9df06182684168be4f1408b55c7da3e (patch) | |
| tree | 16890e3f0f10ac767265e650a1d6d38b78780040 /Documentation/kvm/cpuid.txt | |
| parent | ca3f10172eea9b95bbb66487656f3c3e93855702 (diff) | |
| download | lwn-344d9588a9df06182684168be4f1408b55c7da3e.tar.gz lwn-344d9588a9df06182684168be4f1408b55c7da3e.zip | |
KVM: Add PV MSR to enable asynchronous page faults delivery.
Guest enables async PF vcpu functionality using this MSR.
Reviewed-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'Documentation/kvm/cpuid.txt')
| -rw-r--r-- | Documentation/kvm/cpuid.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kvm/cpuid.txt b/Documentation/kvm/cpuid.txt index 14a12ea92b7f..882068538c9c 100644 --- a/Documentation/kvm/cpuid.txt +++ b/Documentation/kvm/cpuid.txt @@ -36,6 +36,9 @@ KVM_FEATURE_MMU_OP || 2 || deprecated. KVM_FEATURE_CLOCKSOURCE2 || 3 || kvmclock available at msrs || || 0x4b564d00 and 0x4b564d01 ------------------------------------------------------------------------------ +KVM_FEATURE_ASYNC_PF || 4 || async pf can be enabled by + || || writing to msr 0x4b564d02 +------------------------------------------------------------------------------ KVM_FEATURE_CLOCKSOURCE_STABLE_BIT || 24 || host will warn if no guest-side || || per-cpu warps are expected in || || kvmclock. |