From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262116AbTLWVkN (ORCPT ); Tue, 23 Dec 2003 16:40:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262610AbTLWVkM (ORCPT ); Tue, 23 Dec 2003 16:40:12 -0500 Received: from adsl-b3-74-194.telepac.pt ([213.13.74.194]:25777 "EHLO puma-vgertech.no-ip.com") by vger.kernel.org with ESMTP id S262116AbTLWVjk (ORCPT ); Tue, 23 Dec 2003 16:39:40 -0500 Message-ID: <3FE8B765.6000907@vgertech.com> Date: Tue, 23 Dec 2003 21:45:09 +0000 From: Nuno Silva Organization: VGER, LDA User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.5) Gecko/20031107 Debian/1.5-3 X-Accept-Language: en-us, pt MIME-Version: 1.0 To: Shawn Cc: "linux-kernel@vger.kernel.org" Subject: Re: reiser4 breaks vmware References: <1072202167.8127.15.camel@localhost> In-Reply-To: <1072202167.8127.15.camel@localhost> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi. Shawn wrote: > Forgive my line-wraps, but the following (among other do_mmap_pgoff > related snippets) break vmware. > > Couple questions out of this: > 1. Does anyone care enough to produce a patch for vmware's module? > 2. What does this change accomplish for reiser4? > > diff -ruN linux-2.6.0-test9/arch/i386/kernel/sys_i386.c > linux-2.6.0-test9-reiser4/arch/i386/kernel/sys_i386.c > --- linux-2.6.0-test9/arch/i386/kernel/sys_i386.c Sat Oct 25 > 22:44:51 2003 > +++ linux-2.6.0-test9-reiser4/arch/i386/kernel/sys_i386.c Thu Nov > 13 15:39:47 2003 > @@ -56,7 +56,7 @@ > } > > down_write(¤t->mm->mmap_sem); > - error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); > + error = do_mmap_pgoff(current->mm, file, addr, len, prot, flags, > pgoff); > up_write(¤t->mm->mmap_sem); > > if (file) I'd say that namesys is using UML (user-mode-linux.sf.net) to develop raiser4 (smart guys, uml rocks). These are probably left overs from UML's SKAS-host patch. If I'm correct you may try to reverse the SKAS patch from that tree (the patch is located at UML's site). It won't do any harm, anyway... Regards, Nuno Silva