[PATCH 2/2] dma-buf: add helpers for attacher dma-parms

Tomasz Stanislawski t.stanislaws at samsung.com
Mon Aug 6 08:42:28 EDT 2012


On 08/06/2012 01:58 PM, Michal Nazarewicz wrote:
> 
> Tomasz Stanislawski <t.stanislaws at samsung.com> writes:
>> I recommend to change the semantics for unlimited number of segments
>> from 'value 0' to:
>>
>> #define DMA_SEGMENTS_COUNT_UNLIMITED ((unsigned long)INT_MAX)

Sorry. It should be:
#define DMA_SEGMENTS_COUNT_UNLIMITED ((unsigned int)INT_MAX)

>>
>> Using INT_MAX will allow using safe conversions between signed and
>> unsigned integers.
> 
> LONG_MAX seems cleaner regardless.
> 
> 
> 




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