Messages in this thread |  | | | Date | Tue, 1 Nov 2005 05:58:00 +0100 | | From | Christoph Hellwig <> | | Subject | Re: [openib-general] Re: [PATCH/RFC] IB: Add SCSI RDMA Protocol (SRP) initiator |
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On Mon, Oct 31, 2005 at 08:55:23PM -0800, Roland Dreier wrote: > Anyway, looking at drivers/scsi/ibmvscsi/srp.h, the main problem I see > is that the file has a bunch of bitfields that are big-endian only > (which makes sense because the driver can only be compiled for pSeries > or iSeries anyway). > > But I have no objection to moving the file to include/scsi/srp.h, > adding a bunch of > > #if defined(__LITTLE_ENDIAN_BITFIELD) > #elif defined(__BIG_ENDIAN_BITFIELD) > #endif > > and adding a few missing defines, and then converting ib_srp to use > the same file. > > Does that seem like the right thing to do?
No. Bitfields for accessing hardware/wire datastructures are wrong and will always break in some circumstances. Your header is much better.
> > Thanks, > Roland > _______________________________________________ > openib-general mailing list > openib-general@openib.org > http://openib.org/mailman/listinfo/openib-general > > To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general ---end quoted text--- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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