linux-kernel - [PATCH] Documentation: kvm: document CPUID bit for MSR_KVM_POLL

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Message-Id: <1562086673-30242-1-git-send-email-pbonzini@redhat.com>
Date:   Tue,  2 Jul 2019 18:57:53 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     Marcelo Tosatti <mtosatti@...hat.com>
Subject: [PATCH] Documentation: kvm: document CPUID bit for MSR_KVM_POLL_CONTROL

Cc: Marcelo Tosatti <mtosatti@...hat.com>
Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
 Documentation/virtual/kvm/cpuid.txt | 4 ++++
 1 file changed, 4 insertions(+)

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.
-- 
1.8.3.1