linux-kernel - [PATCH] expose async pf through our standard mechanism

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Date:	Wed, 23 Mar 2011 13:40:42 -0300
From:	Glauber Costa <glommer@...hat.com>
To:	kvm@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Gleb Natapov <gleb@...hat.com>,
	Avi Kivity <avi@...hat.com>
Subject: [PATCH] expose async pf through our standard mechanism

As Avi recently mentioned, the new standard mechanism for exposing features
is KVM_GET_SUPPORTED_CPUID, not spanning CAPs. For some reason async pf missed that.

So expose async_pf here.

Signed-off-by: Glauber Costa <glommer@...hat.com>
CC: Gleb Natapov <gleb@...hat.com>
CC: Avi Kivity <avi@...hat.com>
---
 arch/x86/kvm/x86.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index f1e4025..e6a1cd8 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2418,6 +2418,7 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
 		entry->eax = (1 << KVM_FEATURE_CLOCKSOURCE) |
 			     (1 << KVM_FEATURE_NOP_IO_DELAY) |
 			     (1 << KVM_FEATURE_CLOCKSOURCE2) |
+			     (1 << KVM_FEATURE_ASYNC_PF) |
 			     (1 << KVM_FEATURE_CLOCKSOURCE_STABLE_BIT);
 		entry->ebx = 0;
 		entry->ecx = 0;
-- 
1.7.2.3

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