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Re: utmp
- From: Steven Munroe <munroesj at linux dot vnet dot ibm dot com>
- To: Dan Horák <dan at danny dot cz>
- Cc: libc-alpha at sourceware dot org
- Date: Thu, 30 Jun 2016 13:12:58 -0500
- Subject: Re: utmp
- Authentication-results: sourceware.org; auth=none
- References: <1467103498-24243-1-git-send-email-ynorov at caviumnetworks dot com> <mvmshvxk4n6 dot fsf at hawking dot suse dot de> <20160628102000 dot GA24779 at yury-N73SV> <mvmk2h9k3qh dot fsf at hawking dot suse dot de> <20160628104105 dot GD24025 at yury-N73SV> <57725DE8 dot 80708 at arm dot com> <alpine dot DEB dot 2 dot 20 dot 1606281150310 dot 3149 at digraph dot polyomino dot org dot uk> <20160628230853 dot 2f8d1473 dot albert dot aribaud at 3adev dot fr> <mvmpor0iiix dot fsf at hawking dot suse dot de> <20160630110947 dot 7f15f0acbc7c4394c0cd6cee at danny dot cz>
- Reply-to: munroesj at linux dot vnet dot ibm dot com
On Thu, 2016-06-30 at 11:09 +0200, Dan HorÃk wrote:
> On Wed, 29 Jun 2016 09:03:18 +0200
> Andreas Schwab <schwab@suse.de> wrote:
>
> > Albert ARIBAUD <albert.aribaud@3adev.fr> writes:
> >
> > > - the utmp file structure should not depend on architecture word
> > > size or, ideally, endianness.
> >
> > Endianness is not an issue as you cannot run LE and BE at the same
> > time.
>
> AFAIK the Linux kernel for POWER technically supports that, running
> both BE and LE processes at the same time.
>
But the distro supplied runtime libraries do not.
Shared memory and mmapped files would require special handling. Which is
not provided.