From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linux-foundation.org ([65.172.181.25]:43584 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753377AbXEIUsz (ORCPT ); Wed, 9 May 2007 16:48:55 -0400 Date: Wed, 9 May 2007 13:48:15 -0700 From: Andrew Morton Subject: Re: [patch] removes MAX_ARG_PAGES Message-Id: <20070509134815.81cb9aa9.akpm@linux-foundation.org> In-Reply-To: <65dd6fd50705060151m78bb9b4fpcb941b16a8c4709e@mail.gmail.com> References: <65dd6fd50705060151m78bb9b4fpcb941b16a8c4709e@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org To: Ollie Wild Cc: Peter Zijlstra , linux-kernel@vger.kernel.org, parisc-linux@lists.parisc-linux.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, Ingo Molnar , Andi Kleen List-ID: On Sun, 6 May 2007 01:51:34 -0700 "Ollie Wild" wrote: > A while back, I sent out a preliminary patch > (http://thread.gmane.org/gmane.linux.ports.hppa/752) to remove the > MAX_ARG_PAGES limit on command line sizes. Since then, Peter Zijlstra > and I have fixed a number of bugs and addressed the various > outstanding issues. > > The attached patch incorporates the following changes: > > - Fixes a BUG_ON() assertion failure discovered by Ingo Molnar. > - Adds CONFIG_STACK_GROWSUP (parisc) support. > - Adds auditing support. > - Reverts to the old behavior on architectures with no MMU. > - Fixes broken execution of 64-bit binaries from 32-bit binaries. > - Adds elf_fdpic support. > - Fixes cache coherency bugs. > > We've tested the following architectures: i386, x86_64, um/i386, > parisc, and frv. These are representative of the various scenarios > which this patch addresses, but other architecture teams should try it > out to make sure there aren't any unexpected gotchas. I'll duck this for now, given the couple of problems which people have reported. But please keep going ;) We sorely need this.