You can kill it.
1/20/13 4:55 AM, Herbert Xu пишет:
> On Sun, Jan 20, 2013 at 08:50:00AM +0800, kbuild test robot wrote:
>> tree:   
>> git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git 
>> master
>> head:   d3f5188dfea70e7ea6570bd4bc9d6d7dbd431e39
>> commit: 78c37d191dd6899d8c219fee597a17d6e3c5d288 [22/36] crypto: crc32 - add 
>> crc32 pclmulqdq implementation and wrappers for table implementation
>> config: make ARCH=i386 allyesconfig
>>
>> All warnings:
>>
>>>> arch/x86/crypto/crc32-pclmul_asm.S:87:2: warning: #warning Using 32bit 
>>>> code support [-Wcpp]
>> vim +87 arch/x86/crypto/crc32-pclmul_asm.S
>>
>>     71       /*
>>     72        * #define CRCPOLY_TRUE_LE_FULL 0x1DB710641LL
>>     73        *
>>     74        * Barrett Reduction constant (u64`) = u` = (x**64 / P(x))` = 
>> 0x1F7011641LL
>>     75        * #define CONSTANT_RU  0x1F7011641LL
>>     76        */
>>     77       .Lconstant_RUpoly:
>>     78               .octa 0x00000001F701164100000001DB710641
>>     79       
>>     80       #define CONSTANT %xmm0
>>     81       
>>     82       #ifdef __x86_64__
>>     83       #define BUF     %rdi
>>     84       #define LEN     %rsi
>>     85       #define CRC     %edx
>>     86       #else
>>   > 87       #warning Using 32bit code support
> Do we need this warning or can I kill it?
>
> Thanks!

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