On 01/08/16 07:04, Jan Beulich wrote:
> >>> On 08.01.16 at 14:55, wrote:
> > On 01/08/16 02:44, Jan Beulich wrote:
> >> >>> On 31.12.15 at 04:03, wrote:
> >> > +ratio = mul_u64_u32_div(1ULL <<
> >> > hvm_funcs.tsc_scaling_ratio_frac_bits,
> >> > +gtsc_khz, cpu_khz
>>> On 08.01.16 at 14:55, wrote:
> On 01/08/16 02:44, Jan Beulich wrote:
>> >>> On 31.12.15 at 04:03, wrote:
>> > +ratio = mul_u64_u32_div(1ULL << hvm_funcs.tsc_scaling_ratio_frac_bits,
>> > +gtsc_khz, cpu_khz);
>> > +
>> > +return (!ratio || ratio > hvm_funcs.
On 01/08/16 02:44, Jan Beulich wrote:
> >>> On 31.12.15 at 04:03, wrote:
> > @@ -301,6 +302,42 @@ int hvm_set_guest_pat(struct vcpu *v, u64 guest_pat)
> > return 1;
> > }
> >
> > +bool_t hvm_validate_tsc_scaling_ratio(uint32_t gtsc_khz)
> > +{
> > +u64 ratio;
> > +
> > +if ( !hvm_f
>>> On 31.12.15 at 04:03, wrote:
> @@ -301,6 +302,42 @@ int hvm_set_guest_pat(struct vcpu *v, u64 guest_pat)
> return 1;
> }
>
> +bool_t hvm_validate_tsc_scaling_ratio(uint32_t gtsc_khz)
> +{
> +u64 ratio;
> +
> +if ( !hvm_funcs.tsc_scaling_supported )
> +return FALSE;
We
On 01/04/16 13:40, Boris Ostrovsky wrote:
> On 12/30/2015 10:03 PM, Haozhong Zhang wrote:
> >This patch adds a field tsc_scaling_ratio in struct hvm_vcpu to
> >record the TSC scaling ratio, and sets it up when tsc_set_info() is
> >called for a vcpu or when a vcpu is restored or reset.
> >
> >Before
On 12/30/2015 10:03 PM, Haozhong Zhang wrote:
This patch adds a field tsc_scaling_ratio in struct hvm_vcpu to
record the TSC scaling ratio, and sets it up when tsc_set_info() is
called for a vcpu or when a vcpu is restored or reset.
Before applying the TSC scaling ratio to CPU, we check its vali
This patch adds a field tsc_scaling_ratio in struct hvm_vcpu to
record the TSC scaling ratio, and sets it up when tsc_set_info() is
called for a vcpu or when a vcpu is restored or reset.
Before applying the TSC scaling ratio to CPU, we check its validity in
tsc_set_info(). If an invalid ratio is g
