>>> On 28.08.15 at 12:54, wrote:
> On Wed, Aug 26, 2015 at 07:06:00AM -0600, Jan Beulich wrote:
>> >>> On 25.08.15 at 12:54, wrote:
>>
>> > +++ b/xen/arch/x86/xstate.c
>> > @@ -214,6 +214,11 @@ void xsave(struct vcpu *v, uint64_t mask)
>> > typeof(ptr->fpu_sse.fip.sel) fcs = ptr->fpu_ss
On Wed, Aug 26, 2015 at 07:06:00AM -0600, Jan Beulich wrote:
> >>> On 25.08.15 at 12:54, wrote:
>
> > +++ b/xen/arch/x86/xstate.c
> > @@ -214,6 +214,11 @@ void xsave(struct vcpu *v, uint64_t mask)
> > typeof(ptr->fpu_sse.fip.sel) fcs = ptr->fpu_sse.fip.sel;
> > typeof(ptr->fpu_s
On Wed, Aug 26, 2015 at 06:35:51AM -0600, Jan Beulich wrote:
> >>> On 26.08.15 at 14:05, wrote:
> > On 26/08/15 12:50, Jan Beulich wrote:
> > On 26.08.15 at 12:12, wrote:
> >>> On 25/08/15 11:54, Shuai Ruan wrote:
> --- a/xen/arch/x86/traps.c
> +++ b/xen/arch/x86/traps.c
> @@ -
On Wed, Aug 26, 2015 at 11:12:02AM +0100, Andrew Cooper wrote:
> On 25/08/15 11:54, Shuai Ruan wrote:
> > This patch uses xsaves/xrstors instead of xsaveopt/xrstor
> > to perform the xsave_area switching so that xen itself
> > can benefit from them when available.
> >
> > For xsaves/xrstors only us
>>> On 25.08.15 at 12:54, wrote:
> @@ -896,9 +897,28 @@ long arch_do_domctl(
> ret = -EFAULT;
>
> offset += sizeof(v->arch.xcr0_accum);
> -if ( !ret && copy_to_guest_offset(evc->buffer, offset,
> - (void *)v->
>>> On 26.08.15 at 14:05, wrote:
> On 26/08/15 12:50, Jan Beulich wrote:
> On 26.08.15 at 12:12, wrote:
>>> On 25/08/15 11:54, Shuai Ruan wrote:
--- a/xen/arch/x86/traps.c
+++ b/xen/arch/x86/traps.c
@@ -936,9 +936,10 @@ void pv_cpuid(struct cpu_user_regs *regs)
if
On 26/08/15 12:50, Jan Beulich wrote:
On 26.08.15 at 12:12, wrote:
>> On 25/08/15 11:54, Shuai Ruan wrote:
>>> --- a/xen/arch/x86/hvm/hvm.c
>>> +++ b/xen/arch/x86/hvm/hvm.c
>>> @@ -2148,8 +2148,12 @@ static int hvm_save_cpu_xsave_states(struct domain
>>> *d, hvm_domain_context_t *h)
>>>
>>> On 26.08.15 at 12:12, wrote:
> On 25/08/15 11:54, Shuai Ruan wrote:
>> --- a/xen/arch/x86/hvm/hvm.c
>> +++ b/xen/arch/x86/hvm/hvm.c
>> @@ -2148,8 +2148,12 @@ static int hvm_save_cpu_xsave_states(struct domain
>> *d, hvm_domain_context_t *h)
>> ctxt->xfeature_mask = xfeature_mask;
>>
On 25/08/15 11:54, Shuai Ruan wrote:
> This patch uses xsaves/xrstors instead of xsaveopt/xrstor
> to perform the xsave_area switching so that xen itself
> can benefit from them when available.
>
> For xsaves/xrstors only use compact format. Add format conversion
> support when perform guest os mig
This patch uses xsaves/xrstors instead of xsaveopt/xrstor
to perform the xsave_area switching so that xen itself
can benefit from them when available.
For xsaves/xrstors only use compact format. Add format conversion
support when perform guest os migration.
Signed-off-by: Shuai Ruan
---
xen/arc
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