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Re: [RFC PATCH] UAPI: Document auxvec AT_* namespace policy and note reservations

On Wed, May 16, 2018 at 04:09:29PM -0700, H. Peter Anvin wrote:
> On 05/16/18 08:49, Dave Martin wrote:
> > 
> > Since <linux/auxvec.h> only contains #defines, it may be enough for arch
> > <asm/auxvec.h> headers to include <linux/auxvec.h>.
> > 
> <asm/auxvec.h> doesn't seem to have any reason to exist at all. If
> anyone includes it now, they are Doing It Wrong[TM] since
> <linux/auxvec.h> includes <asm/auxvec.h>.

Sounds good. BTW there probably does need to be a check for
kernel-internal use of #ifdef AT_* etc. I saw some instances in
arch/um and a few other weird places. They might not matter but there
might be code that's indirectly enabled only for certain archs via the
AT_* macros.