summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2019-07-02 18:57:29 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2019-07-02 18:57:29 +0200
commit9824c83f92bc8351dfb5c387436cc2816616fb4a (patch)
tree18a61dacd94dcf66ac36338f0a7bfd6e58fac3ee
parent32b72ecc83b651fb8633ac4bd44957c54367699d (diff)
Documentation: kvm: document CPUID bit for MSR_KVM_POLL_CONTROL
Cc: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--Documentation/virtual/kvm/cpuid.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/cpuid.txt b/Documentation/virtual/kvm/cpuid.txt
index 979a77ba5377..2bdac528e4a2 100644
--- a/Documentation/virtual/kvm/cpuid.txt
+++ b/Documentation/virtual/kvm/cpuid.txt
@@ -66,6 +66,10 @@ KVM_FEATURE_PV_SEND_IPI || 11 || guest checks this feature bit
|| || before using paravirtualized
|| || send IPIs.
------------------------------------------------------------------------------
+KVM_FEATURE_PV_POLL_CONTROL || 12 || host-side polling on HLT can
+ || || be disabled by writing
+ || || to msr 0x4b564d05.
+------------------------------------------------------------------------------
KVM_FEATURE_PV_SCHED_YIELD || 13 || guest checks this feature bit
|| || before using paravirtualized
|| || sched yield.