Re: Process to push changes to include/linux/types.h

From: Jan Engelhardt
Date: Fri Oct 15 2010 - 06:13:41 EST


On Friday 2010-10-15 10:22, Andi Kleen wrote:
>Jan Engelhardt writes:
>
>> I would be interested in knowing whether you - in whichever subsystems
>> you happen to be active - would even need aligned_u64. Right now,
>> the only users seem to be PPP and scsi_tgt besides Netfilter.
>
>Using aligned_u64 is good practice to avoid problems with the
>32bit/64bit compat layer. I would recommend it to anyone
>adding a new user space interface passing a 64bit value.

Well, new interfaces in networking are using netlink, which has its own
unlucky ideas of alignment.
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