Re: Problem with ARG_MAX in kfreebsd-kernel-headers

[Konstantinos Koukopoulos <kouk@noc.uoa.gr>]

On Wed 29 Nov 2006 01:39, Aurelien Jarno wrote:
> Petr Salinger a écrit :
> > Hi.
> >
> >> I was about to report this in the BTS but I'm a bit confused about which
> >> package is responsible. The problem is that in kfreebsd-kernel-headers
> >> (=0.22) and the kfreebsd-5 source, <sys/syslimits.h> has conflicting
> >> definitions of ARG_MAX. In kfreebsd-kernel-headers the value is 262144
> >> while in the kernel package there is the patch 905_grow_arg_max.diff
> >> which raises ARG_MAX to 131072. Both are pretty high but I know of at
> >> least one case where this is a problem:
> >> kdepim is FTBFS again because when dh_fixperms runs for kdepim-doc it
> >> fails with "xargs: chown: Argument list too long".
> >>
> >> So, this is the problem, but what is the solution? I'm a bit mixed up on
> >> which source packages are responsible in this case.
> >
> > Some history:
> >
> > Plain FreeBSD 5.x have had limit 64 KB, it have been too low,
> > so it have been raised in kfreebsd-5 package to 128 KB.
> >
> > Plain FreeBSD 6.x have limit 256 KB in general, 64 KB for arm and
> > powerpc. It is again adjusted in kfreebsd-6 package,
> > the limit is 256 KB in general, 128 KB for arm and powerpc.
> >
> > Current kfreebsd-kernel-headers is based on kfreebsd-6,
> > so on both i386 and amd64 it is 256 KB.
> >
> > IMHO reasonable long term solutions are
> >
> > a) raise limit in kfreebsd-5 package to match limits in kfreebsd-6,
> >     build it, upload it, install on buildd machine
> >
> > b) install on buildd machine a kfreebsd-6 package
> >     and declare kfreebsd-5 deprecated
> >
> > Short term solution for kdepim is to requeue it
> > on a buildd running 6.x kernel with enough memory.
>
> I have implemented b), because the only buildd that was running a 6.x
> kernel has no swap and is not able to build kdepim...
>
> I have requeued all packages, so kdepim should be built now.

Thanks Petr and Aurelien!

Kostas