* [PATCH] x86: add Ivy Bridge model numbers to model specific MSR handling
@ 2012-02-06 16:29 Jan Beulich
2012-02-06 8:36 ` Keir Fraser
0 siblings, 1 reply; 3+ messages in thread
From: Jan Beulich @ 2012-02-06 16:29 UTC (permalink / raw)
To: xen-devel@lists.xensource.com; +Cc: Jun Nakajima, Donald D Dugger
[-- Attachment #1: Type: text/plain, Size: 1155 bytes --]
This is model 0x3a (decimal 58) as per the most recent SDM.
In vPMU code, also add a forgotten earlier model.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
--- a/xen/arch/x86/acpi/cpu_idle.c
+++ b/xen/arch/x86/acpi/cpu_idle.c
@@ -106,6 +106,8 @@ static void do_get_hw_residencies(void *
switch ( c->x86_model )
{
+ /* Ivy bridge */
+ case 0x3A:
/* Sandy bridge */
case 0x2A:
case 0x2D:
--- a/xen/arch/x86/hvm/vmx/vmx.c
+++ b/xen/arch/x86/hvm/vmx/vmx.c
@@ -1751,6 +1751,8 @@ static const struct lbr_info *last_branc
case 37: case 44: case 47:
/* Sandy Bridge */
case 42: case 45:
+ /* Ivy Bridge */
+ case 58:
return nh_lbr;
break;
/* Atom */
--- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
+++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
@@ -623,8 +623,10 @@ int vmx_vpmu_initialise(struct vcpu *v)
case 26:
case 29:
case 42:
+ case 45:
case 46:
case 47:
+ case 58:
vpmu->arch_vpmu_ops = &core2_vpmu_ops;
return 0;
}
[-- Attachment #2: IvyBridge.patch --]
[-- Type: text/plain, Size: 1217 bytes --]
x86: add Ivy Bridge model numbers to model specific MSR handling
This is model 0x3a (decimal 58) as per the most recent SDM.
In vPMU code, also add a forgotten earlier model.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
--- a/xen/arch/x86/acpi/cpu_idle.c
+++ b/xen/arch/x86/acpi/cpu_idle.c
@@ -106,6 +106,8 @@ static void do_get_hw_residencies(void *
switch ( c->x86_model )
{
+ /* Ivy bridge */
+ case 0x3A:
/* Sandy bridge */
case 0x2A:
case 0x2D:
--- a/xen/arch/x86/hvm/vmx/vmx.c
+++ b/xen/arch/x86/hvm/vmx/vmx.c
@@ -1751,6 +1751,8 @@ static const struct lbr_info *last_branc
case 37: case 44: case 47:
/* Sandy Bridge */
case 42: case 45:
+ /* Ivy Bridge */
+ case 58:
return nh_lbr;
break;
/* Atom */
--- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
+++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
@@ -623,8 +623,10 @@ int vmx_vpmu_initialise(struct vcpu *v)
case 26:
case 29:
case 42:
+ case 45:
case 46:
case 47:
+ case 58:
vpmu->arch_vpmu_ops = &core2_vpmu_ops;
return 0;
}
[-- Attachment #3: Type: text/plain, Size: 138 bytes --]
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^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] x86: add Ivy Bridge model numbers to model specific MSR handling
2012-02-06 16:29 [PATCH] x86: add Ivy Bridge model numbers to model specific MSR handling Jan Beulich
@ 2012-02-06 8:36 ` Keir Fraser
2012-02-09 3:36 ` Zhang, Xiantao
0 siblings, 1 reply; 3+ messages in thread
From: Keir Fraser @ 2012-02-06 8:36 UTC (permalink / raw)
To: Jan Beulich, xen-devel@lists.xensource.com; +Cc: Donald D Dugger, Jun Nakajima
On 06/02/2012 16:29, "Jan Beulich" <JBeulich@suse.com> wrote:
> This is model 0x3a (decimal 58) as per the most recent SDM.
>
> In vPMU code, also add a forgotten earlier model.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Fine by me with an appropriate Ack from Intel.
K.
> --- a/xen/arch/x86/acpi/cpu_idle.c
> +++ b/xen/arch/x86/acpi/cpu_idle.c
> @@ -106,6 +106,8 @@ static void do_get_hw_residencies(void *
>
> switch ( c->x86_model )
> {
> + /* Ivy bridge */
> + case 0x3A:
> /* Sandy bridge */
> case 0x2A:
> case 0x2D:
> --- a/xen/arch/x86/hvm/vmx/vmx.c
> +++ b/xen/arch/x86/hvm/vmx/vmx.c
> @@ -1751,6 +1751,8 @@ static const struct lbr_info *last_branc
> case 37: case 44: case 47:
> /* Sandy Bridge */
> case 42: case 45:
> + /* Ivy Bridge */
> + case 58:
> return nh_lbr;
> break;
> /* Atom */
> --- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
> +++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
> @@ -623,8 +623,10 @@ int vmx_vpmu_initialise(struct vcpu *v)
> case 26:
> case 29:
> case 42:
> + case 45:
> case 46:
> case 47:
> + case 58:
> vpmu->arch_vpmu_ops = &core2_vpmu_ops;
> return 0;
> }
>
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] x86: add Ivy Bridge model numbers to model specific MSR handling
2012-02-06 8:36 ` Keir Fraser
@ 2012-02-09 3:36 ` Zhang, Xiantao
0 siblings, 0 replies; 3+ messages in thread
From: Zhang, Xiantao @ 2012-02-09 3:36 UTC (permalink / raw)
To: Keir Fraser, Jan Beulich, xen-devel@lists.xensource.com
Cc: Nakajima, Jun, Dugger, Donald D
Also Fine to Intel, Thanks!
Acked-by: Xiantao Zhang<xiantao.zhang@intel.com>
Xiantao
> -----Original Message-----
> From: xen-devel-bounces@lists.xensource.com [mailto:xen-devel-
> bounces@lists.xensource.com] On Behalf Of Keir Fraser
> Sent: Monday, February 06, 2012 4:36 PM
> To: Jan Beulich; xen-devel@lists.xensource.com
> Cc: Dugger, Donald D; Nakajima, Jun
> Subject: Re: [Xen-devel] [PATCH] x86: add Ivy Bridge model numbers to
> model specific MSR handling
>
> On 06/02/2012 16:29, "Jan Beulich" <JBeulich@suse.com> wrote:
>
> > This is model 0x3a (decimal 58) as per the most recent SDM.
> >
> > In vPMU code, also add a forgotten earlier model.
> >
> > Signed-off-by: Jan Beulich <jbeulich@suse.com>
>
> Fine by me with an appropriate Ack from Intel.
>
> K.
>
> > --- a/xen/arch/x86/acpi/cpu_idle.c
> > +++ b/xen/arch/x86/acpi/cpu_idle.c
> > @@ -106,6 +106,8 @@ static void do_get_hw_residencies(void *
> >
> > switch ( c->x86_model )
> > {
> > + /* Ivy bridge */
> > + case 0x3A:
> > /* Sandy bridge */
> > case 0x2A:
> > case 0x2D:
> > --- a/xen/arch/x86/hvm/vmx/vmx.c
> > +++ b/xen/arch/x86/hvm/vmx/vmx.c
> > @@ -1751,6 +1751,8 @@ static const struct lbr_info *last_branc
> > case 37: case 44: case 47:
> > /* Sandy Bridge */
> > case 42: case 45:
> > + /* Ivy Bridge */
> > + case 58:
> > return nh_lbr;
> > break;
> > /* Atom */
> > --- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
> > +++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
> > @@ -623,8 +623,10 @@ int vmx_vpmu_initialise(struct vcpu *v)
> > case 26:
> > case 29:
> > case 42:
> > + case 45:
> > case 46:
> > case 47:
> > + case 58:
> > vpmu->arch_vpmu_ops = &core2_vpmu_ops;
> > return 0;
> > }
> >
> >
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@lists.xensource.com
> > http://lists.xensource.com/xen-devel
>
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
^ permalink raw reply [flat|nested] 3+ messages in thread
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2012-02-06 16:29 [PATCH] x86: add Ivy Bridge model numbers to model specific MSR handling Jan Beulich
2012-02-06 8:36 ` Keir Fraser
2012-02-09 3:36 ` Zhang, Xiantao
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