From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752412Ab1GWMPR (ORCPT ); Sat, 23 Jul 2011 08:15:17 -0400 Received: from a.ns.miles-group.at ([95.130.255.143]:38917 "EHLO radon.swed.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751730Ab1GWMPO (ORCPT ); Sat, 23 Jul 2011 08:15:14 -0400 From: Richard Weinberger To: Andrew Morton Subject: Re: [PATCH 07/10] um: Set __HAVE_ARCH_GATE_AREA for x86_64 Date: Sat, 23 Jul 2011 14:15:08 +0200 User-Agent: KMail/1.13.7 (Linux/2.6.37.6-0.5-desktop; KDE/4.6.5; x86_64; ; ) Cc: linux-kernel@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net References: <1311239914-8301-1-git-send-email-richard@nod.at> <1311239914-8301-7-git-send-email-richard@nod.at> <20110722160127.ec061ab6.akpm@linux-foundation.org> In-Reply-To: <20110722160127.ec061ab6.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201107231415.08718.richard@nod.at> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Samstag 23 Juli 2011, 01:01:27 schrieb Andrew Morton: > On Thu, 21 Jul 2011 11:18:31 +0200 > > Richard Weinberger wrote: > > Implement arch_vma_name() and make get_gate_vma(), > > in_gate_area() and in_gate_area_no_mm() a nop. > > > > We need arch_vma_name() to support vDSO. > > Well this is awkward. Why? Without it UML's vDSO will have no name. E.g. when reading /proc//maps > > arch/um/sys-x86_64/asm/elf.h | 1 + > > arch/um/sys-x86_64/mem.c | 22 ++++++++++++++++++++++ > > 2 files changed, 23 insertions(+), 0 deletions(-) > > Your um-clean-up-vm-flagsh.patch deleted arch/um/sys-x86_64/mem.c. > > There's not really any appropriate .c file in arch/um/sys-x86_64 for > these functions so I changed the patch to reinstate mem.c. > > Then I changed my maind and dropped it ;) Hopefully none of the other > patches depended on this one. > > Then I looked at um-implement-a-x86_64-vdso.patch, got nervous and > undropped um-set-__have_arch_gate_area-for-x86_64.patch. I see, you've had some fun with this patch. ;-) Sorry for that, I completely forgot rebasing my patches to mmotm. Thanks, //richard From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Qkb71-0008Af-Pp for user-mode-linux-devel@lists.sourceforge.net; Sat, 23 Jul 2011 12:15:19 +0000 Received: from a.ns.miles-group.at ([95.130.255.143] helo=radon.swed.at) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1Qkb70-0007fg-8o for user-mode-linux-devel@lists.sourceforge.net; Sat, 23 Jul 2011 12:15:19 +0000 From: Richard Weinberger Date: Sat, 23 Jul 2011 14:15:08 +0200 References: <1311239914-8301-1-git-send-email-richard@nod.at> <1311239914-8301-7-git-send-email-richard@nod.at> <20110722160127.ec061ab6.akpm@linux-foundation.org> In-Reply-To: <20110722160127.ec061ab6.akpm@linux-foundation.org> MIME-Version: 1.0 Message-Id: <201107231415.08718.richard@nod.at> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] [PATCH 07/10] um: Set __HAVE_ARCH_GATE_AREA for x86_64 To: Andrew Morton Cc: linux-kernel@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net Am Samstag 23 Juli 2011, 01:01:27 schrieb Andrew Morton: > On Thu, 21 Jul 2011 11:18:31 +0200 > > Richard Weinberger wrote: > > Implement arch_vma_name() and make get_gate_vma(), > > in_gate_area() and in_gate_area_no_mm() a nop. > > > > We need arch_vma_name() to support vDSO. > > Well this is awkward. Why? Without it UML's vDSO will have no name. E.g. when reading /proc//maps > > arch/um/sys-x86_64/asm/elf.h | 1 + > > arch/um/sys-x86_64/mem.c | 22 ++++++++++++++++++++++ > > 2 files changed, 23 insertions(+), 0 deletions(-) > > Your um-clean-up-vm-flagsh.patch deleted arch/um/sys-x86_64/mem.c. > > There's not really any appropriate .c file in arch/um/sys-x86_64 for > these functions so I changed the patch to reinstate mem.c. > > Then I changed my maind and dropped it ;) Hopefully none of the other > patches depended on this one. > > Then I looked at um-implement-a-x86_64-vdso.patch, got nervous and > undropped um-set-__have_arch_gate_area-for-x86_64.patch. I see, you've had some fun with this patch. ;-) Sorry for that, I completely forgot rebasing my patches to mmotm. 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