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Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/virtual/kvm/api.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index e60be91d8036..dc674c2b8b31 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -4111,3 +4111,12 @@ reserved. 2: MIPS64 or microMIPS64 with access to all address segments. Both registers and addresses are 64-bits wide. It will be possible to run 64-bit or 32-bit guest code. + +8.8 KVM_CAP_X86_GUEST_MWAIT + +Architectures: x86 + +This capability indicates that guest using memory monotoring instructions +(MWAIT/MWAITX) to stop the virtual CPU will not cause a VM exit. As such time +spent while virtual CPU is halted in this way will then be accounted for as +guest running time on the host (as opposed to e.g. HLT). |