This patch has been submitted to linux-kernel and is being reviewed and
changing. When that is done I'll replace this one with whatever comes out
there.

> -----Original Message-----
> From: linux-rdma-ow...@vger.kernel.org [mailto:linux-rdma-
> ow...@vger.kernel.org] On Behalf Of Bart Van Assche
> Sent: Friday, August 05, 2011 1:40 PM
> To: rpear...@systemfabricworks.com
> Cc: linux-rdma@vger.kernel.org
> Subject: Re: [patch v2 01/37] add slice by 8 algorithm to crc32.c
> 
> On Sun, Jul 24, 2011 at 9:43 PM, <rpear...@systemfabricworks.com> wrote:
> > -#if CRC_BE_BITS > 8 || CRC_BE_BITS < 1 || CRC_BE_BITS & CRC_BE_BITS-1
> > -# error CRC_BE_BITS must be a power of 2 between 1 and 8
> > +#if CRC_BE_BITS > 64 || CRC_BE_BITS < 1 || CRC_BE_BITS == 16 || \
> > +       CRC_BE_BITS & CRC_BE_BITS-1
> > +# error "CRC_BE_BITS must be one of {1, 2, 4, 8, 32, 64}"
> >  #endif
> 
> It's a little unfortunate that Roland's macro
> BUILD_BUG_ON_NOT_POWER_OF_2() can't be used in the above - that
> would
> make the "CRC_BE_BITS & CRC_BE_BITS-1" part more readable.
> 
> Bart.
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