Re: [Xen-devel] [PATCH v2] x86: generic MSRs save/restore

["Liu, Jinsong" <jinsong.liu@xxxxxxxxx>]

Ian,

Is it OK at tools side?

Thanks,
Jinsong

> 
> diff --git a/tools/misc/xen-hvmctx.c b/tools/misc/xen-hvmctx.c
> index 5a69245..8a4614d 100644
> --- a/tools/misc/xen-hvmctx.c
> +++ b/tools/misc/xen-hvmctx.c
> @@ -399,6 +399,26 @@ static void dump_tsc_adjust(void)
>      printf("    TSC_ADJUST: tsc_adjust %" PRIx64 "\n", p.tsc_adjust);
>  }
> 
> +#define HVM_CPU_MSR_SIZE(cnt) offsetof(struct hvm_msr, msr[cnt])
> +static void dump_cpu_msr(void)
> +{
> +    int i;
> +    struct hvm_msr *p = (struct hvm_msr *)(buf + off);
> +
> +    if ( len - off < HVM_CPU_MSR_SIZE(p->count) )
> +    {
> +        fprintf(stderr, "Error: need another %u bytes, only %u
> available", +                (unsigned
> int)HVM_CPU_MSR_SIZE(p->count), len - off); +        exit(1);
> +    }
> +
> +    for ( i = 0; i < p->count; i++ )
> +        printf("    CPU_MSR: msr %" PRIx32 "    val %" PRIx64 "\n",
> +                    p->msr[i].index, p->msr[i].val);
> +
> +    off += HVM_CPU_MSR_SIZE(p->count);
> +}
> +
>  int main(int argc, char **argv)
>  {
>      int entry, domid;
> @@ -467,6 +487,7 @@ int main(int argc, char **argv)
>          case HVM_SAVE_CODE(VIRIDIAN_VCPU): dump_viridian_vcpu();
>          break; case HVM_SAVE_CODE(VMCE_VCPU): dump_vmce_vcpu();
>          break; case HVM_SAVE_CODE(TSC_ADJUST): dump_tsc_adjust();
> break; +        case CPU_MSR_CODE: dump_cpu_msr(); break;
>          case HVM_SAVE_CODE(END): break;
>          default:
>              printf(" ** Don't understand type %u: skipping\n",
> 
> 
> Thanks,
> Jinsong
> 
> 
> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel


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