Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753107AbXBJKXR (ORCPT ); Sat, 10 Feb 2007 05:23:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753108AbXBJKXR (ORCPT ); Sat, 10 Feb 2007 05:23:17 -0500 Received: from mtagate3.de.ibm.com ([195.212.29.152]:27783 "EHLO mtagate3.de.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753107AbXBJKXQ (ORCPT ); Sat, 10 Feb 2007 05:23:16 -0500 Date: Sat, 10 Feb 2007 11:22:05 +0100 From: Heiko Carstens To: Davide Libenzi , ralf@linux-mips.org, linux-mips@linux-mips.org Cc: David Woodhouse , Andrew Morton , Alexey Dobriyan , Linux Kernel Mailing List , Ulrich Drepper Subject: Re: -mm merge plans for 2.6.21 Message-ID: <20070210102205.GB8145@osiris.boeblingen.de.ibm.com> References: <20070208150710.1324f6b4.akpm@linux-foundation.org> <1171042535.29713.96.camel@pmac.infradead.org> <20070209134516.2367a7aa.akpm@linux-foundation.org> <1171058342.29713.136.camel@pmac.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: mutt-ng/devel-r804 (Linux) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1253 Lines: 29 On Fri, Feb 09, 2007 at 02:50:12PM -0800, Davide Libenzi wrote: > On Fri, 9 Feb 2007, David Woodhouse wrote: > > > On Fri, 2007-02-09 at 13:45 -0800, Andrew Morton wrote: > > > > I would strongly recommend that in the general case, you don't merge new > > > > system calls unless the corresponding compat_ system call is > > > > implemented. > > > > > > Good point. > > > > It's a _damn_ good point, but I see we went ahead and merged > > sys_epoll_pwait without it anyway -- despite the fact that it's > > include/linux/eventpoll.h which contains the example of why we should > > think first :) > > > > I think I even threw together an untested implementation of > > compat_sys_epoll_pwait() at one point to assist with that task, but it > > didn't seem to help much. > > Damn! I always forget. Doing it right now ... Which remembers me that I think that MIPS is using the non-compat version of sys_epoll_pwait for compat syscalls. But maybe MIPS doesn't need a compat syscall for some reason. Dunno. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/