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SubjectRe: [PATCH] remove duplicate asm/mman.h files
On Mon, 21 Sep 2009, Hugh Dickins wrote:

> Is it perhaps the case that some UNIX on ia64 does implement MAP_GROWSUP,
> and these numbers in the Linux ia64 mman.h have been chosen to match that
> reference implementation? Tony will know. But I wonder if you'd do
> better at least to leave a MAP_GROWSUP comment on that line, so that
> somebody doesn't go and reuse the empty slot later on.

Reserving the bit from future use by adding a comment may be helpful, but
then let's do it for MAP_GROWSDOWN too.

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