Re: [PATCH v2 2/3] lib: Introduce 2 bit ops api: all_is_bit_{one,zero}

[yalin wang]

> On Nov 19, 2015, at 14:48, Jia He <hejianet@xxxxxxxxx> wrote:
> 
> 
why not use memcmp() to compare with  0x0000000 or 0xffffffff  ?
memcmp() have better performance on some platforms .

Thanks

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