Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751440AbWEUEiW (ORCPT ); Sun, 21 May 2006 00:38:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751441AbWEUEiW (ORCPT ); Sun, 21 May 2006 00:38:22 -0400 Received: from ozlabs.org ([203.10.76.45]:27827 "EHLO ozlabs.org") by vger.kernel.org with ESMTP id S1751440AbWEUEiV (ORCPT ); Sun, 21 May 2006 00:38:21 -0400 Subject: Re: [patch] i386, vdso=[0|1] boot option and /proc/sys/vm/vdso_enabled From: Rusty Russell To: Zachary Amsden Cc: Andrew Morton , mingo@elte.hu, torvalds@osdl.org, linux-kernel@vger.kernel.org, virtualization@lists.osdl.org, kraxel@suse.de In-Reply-To: <446EE992.4020604@vmware.com> References: <1147759423.5492.102.camel@localhost.localdomain> <20060516064723.GA14121@elte.hu> <1147852189.1749.28.camel@localhost.localdomain> <20060519174303.5fd17d12.akpm@osdl.org> <20060520010303.GA17858@elte.hu> <20060519181125.5c8e109e.akpm@osdl.org> <20060520085351.GA28716@elte.hu> <20060520022650.46b048f8.akpm@osdl.org> <446EE1C2.7060400@vmware.com> <20060520024842.69c77aaf.akpm@osdl.org> <446EE992.4020604@vmware.com> Content-Type: text/plain Date: Sun, 21 May 2006 14:38:17 +1000 Message-Id: <1148186298.29161.8.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1445 Lines: 37 On Sat, 2006-05-20 at 03:04 -0700, Zachary Amsden wrote: > >> Index: linux-2.6.17-rc/include/asm-i386/fixmap.h > >> =================================================================== > >> --- linux-2.6.17-rc.orig/include/asm-i386/fixmap.h 2006-03-19 21:53:29.000000000 -0800 > >> +++ linux-2.6.17-rc/include/asm-i386/fixmap.h 2006-05-19 18:16:00.000000000 -0700 > >> @@ -20,7 +20,7 @@ > >> * Leave one empty page between vmalloc'ed areas and > >> * the start of the fixmap. > >> */ > >> -#define __FIXADDR_TOP 0xfffff000 > >> +#define __FIXADDR_TOP 0xffbff000 > >> > > > > The machine runs OK with that applied and with > > move-vsyscall-page-out-of-fixmap-into-normal-vma-as-per-mmap.patch not > > applied. > > > > Err. That implies that there is likely a problem in the kernel patch, > not in userspace, Let's look more closely at > move-vsyscall-page-out-of-fixmap-into-normal-vma-as-per-mmap and see if > there is something missing. Indeed. And I really hate the idea of a global switch for this, too: it should just work, or autodetect (esp if it's init that failing, this might be possible). Off to find FC1... Rusty. -- ccontrol: http://ccontrol.ozlabs.org - 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/