Re: [Xen-devel] [PATCH RFC 3/4] xen: implement SCHEDOP_soft_reset

[Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>]

"Jan Beulich" <JBeulich@xxxxxxxx> writes:

>>>> On 03.06.15 at 15:35, <vkuznets@xxxxxxxxxx> wrote:
>> @@ -1129,8 +1129,9 @@ void unmap_vcpu_info(struct vcpu *v)
>>      mfn = v->vcpu_info_mfn;
>>      unmap_domain_page_global((void *)
>>                               ((unsigned long)v->vcpu_info & PAGE_MASK));
>> -
>> -    v->vcpu_info = &dummy_vcpu_info;
>> +    v->vcpu_info = ((v->vcpu_id < XEN_LEGACY_MAX_VCPUS)
>> +                    ? (vcpu_info_t *)&shared_info(d, vcpu_info[v->vcpu_id])
>
> Is this cast really needed?
>

Without it my gcc-4.8.3 complains:

domain.c: In function âunmap_vcpu_infoâ:
domain.c:1158:21: error: pointer type mismatch in conditional expression 
[-Werror]
                     : &dummy_vcpu_info);
                     ^
cc1: all warnings being treated as errors

-- 
  Vitaly

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