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SubjectRe: [PATCH 61/7] x86/pci: add cap_4g
H. Peter Anvin wrote:
> On 12/11/2009 06:11 PM, Yinghai Lu wrote:
>>
>> +static inline u64 cap_4g(u64 val)
>> +{
>> + if (sizeof(resource_size_t) >= sizeof(u64))
>> + return val;
>> +
>> + if (val < 1ULL)
>> + return val;
>> +
>> + return 0xffffffff;
>> +}
>> #endif
>
> How about:
>
> static inline resource_size_t cap_resource(u64 val)
> {
> if (val > ~(resource_size_t)0)
> return ~(resource_size_t)0;
> else
> return val;
> }

ok


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