linux-kernel - [PATCH -tip] x86: kvm/x86.c use MSR names in place of address

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Date:	Thu, 14 May 2009 11:00:10 +0530
From:	Jaswinder Singh Rajput <jaswinder@...nel.org>
To:	Huang Ying <ying.huang@...el.com>, Ingo Molnar <mingo@...e.hu>,
	x86 maintainers <x86@...nel.org>
Cc:	Avi Kivity <avi@...hat.com>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: [PATCH -tip] x86: kvm/x86.c use MSR names in place of address

On Mon, 2009-05-11 at 17:08 +0800, Huang Ying wrote:
> On Mon, 2009-05-11 at 17:05 +0800, Jaswinder Singh Rajput wrote:
> > On Mon, 2009-05-11 at 16:48 +0800, Huang Ying wrote:
> > > +int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
> > > +{
> > > +	u64 data;
> > > +
> > > +	switch (msr) {
> > > +	case 0xc0010010: /* SYSCFG */
> > > +	case 0xc0010015: /* HWCR */
> > 
> > You can replace this with :
> > 
> > +	case MSR_K8_SYSCFG:
> > +	case MSR_K8_HWCR:
> > 
> 
> I do not change this actually. So I think it should be changed in
> another patch.
> 

Here is the patch:

[PATCH -tip] x86: kvm/x86.c use MSR names in place of address

Replace 0xc0010010 with MSR_K8_SYSCFG and 0xc0010015 with MSR_K7_HWCR.

Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@...il.com>
---
 arch/x86/kvm/x86.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 7c1ce5a..8e4a0ef 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -866,8 +866,6 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
 	u64 data;
 
 	switch (msr) {
-	case 0xc0010010: /* SYSCFG */
-	case 0xc0010015: /* HWCR */
 	case MSR_IA32_PLATFORM_ID:
 	case MSR_IA32_P5_MC_ADDR:
 	case MSR_IA32_P5_MC_TYPE:
@@ -888,6 +886,8 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
 	case MSR_IA32_LASTBRANCHTOIP:
 	case MSR_IA32_LASTINTFROMIP:
 	case MSR_IA32_LASTINTTOIP:
+	case MSR_K8_SYSCFG:
+	case MSR_K7_HWCR:
 	case MSR_VM_HSAVE_PA:
 		data = 0;
 		break;
-- 
1.6.0.6



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