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SubjectRe: [PATCH 12/15] KVM: MTRR: introduce mtrr_for_each_mem_type


On 06/01/2015 10:26 PM, Paolo Bonzini wrote:
>
>
> On 01/06/2015 11:33, Paolo Bonzini wrote:
>>> + looker->mem_type = looker->mtrr_state->fixed_ranges[index];
>>>> + looker->start = fixed_mtrr_range_end_addr(seg, index);
>>>> + return true;
>> in mtrr_lookup_fixed_start is the same as this:
>>
>>>>
>>>> + end = fixed_mtrr_range_end_addr(looker->seg, looker->index);
>>>> +
>>>> + /* switch to next segment. */
>>>> + if (end >= eseg->end) {
>>>> + looker->seg++;
>>>> + looker->index = 0;
>>>> +
>>>> + /* have looked up for all fixed MTRRs. */
>>>> + if (looker->seg >= ARRAY_SIZE(fixed_seg_table))
>>>> + return mtrr_lookup_var_start(looker);
>>>> +
>>>> + end = fixed_mtrr_range_end_addr(looker->seg, looker->index);
>>>> + }
>>>> +
>>>> + looker->mem_type = mtrr_state->fixed_ranges[looker->index];
>>>> + looker->start = end;
>> in mtrr_lookup_fixed_next. Can you try to make them more common?
>>
>> Basically you should have
>>
>> +#define mtrr_for_each_mem_type(_looker_, _mtrr_, _gpa_start_, _gpa_end_) \
>> + for (mtrr_lookup_init(_looker_, _mtrr_, _gpa_start_, _gpa_end_); \
>> + !mtrr_lookup_end(_looker_); mtrr_lookup_next(_looker_))
>
> ... where the above code I quoted would be part of mtrr_lookup_end.

Okay, will do. :)


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