Re: [PATCH 4/4] mm,hugetlb: compute page_size_log properly

[Davidlohr Bueso]

On Mon, 20 Feb 2017, Michal Hocko wrote:

> I am not sure I understand.
> $ git grep SHM_HUGE_ include/uapi/
> $
>
> So there doesn't seem to be any user visible constant. The man page
> mentiones is but I do not really see how is the userspace supposed to
> use it.

Yeah, userspace is not supposed to use it, it's just there because
the manpage describes kernel internals. I'm not really a big fan
of touching manpages (and ipc is already full of corner cases),
but I guess nobody can really complain if we rip out all the
SHM_HUGE_ stuff.

Thanks,
Davidlohr