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From: Keith Owens <kaos@ocs.com.au>
To: Kiril Vidimce <vkire@pixar.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: max arguments for exec 
In-Reply-To: Your message of "Wed, 26 Sep 2001 14:25:05 MST."
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Date: Thu, 27 Sep 2001 12:27:52 +1000
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On Wed, 26 Sep 2001 14:25:05 -0700 (PDT), 
Kiril Vidimce <vkire@pixar.com> wrote:
>Is there any way to reconfigure the kernel at runtime to change the
>limit for arguments passed during an exec? I guess I am looking for
>something similar to systune ncargs under IRIX. I found this thread
>in the archives:
>
>http://uwsg.iu.edu/hypermail/linux/kernel/0003.0/0160.html
>
>The only suggestion was to patch and recompile the kernel. I looked
>into sysctl and I couldn't find an appropriate argument to tweak.

It is controlled by MAX_ARG_PAGES in include/linux/binfmts.h.  Change
and recompile the kernel, it is not dynamically tunable in Linux.