Messages in this thread | | | Date | Fri, 11 Dec 2009 18:20:31 -0800 | From | Yinghai Lu <> | Subject | Re: [PATCH 61/7] x86/pci: add cap_4g |
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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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