From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753327Ab1HCNyR (ORCPT ); Wed, 3 Aug 2011 09:54:17 -0400 Received: from rcsinet15.oracle.com ([148.87.113.117]:28257 "EHLO rcsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752494Ab1HCNyL (ORCPT ); Wed, 3 Aug 2011 09:54:11 -0400 Date: Wed, 3 Aug 2011 09:53:22 -0400 From: Konrad Rzeszutek Wilk To: Andy Lutomirski Cc: x86@kernel.org, Linux Kernel Mailing List , jeremy@goop.org, keir.xen@gmail.com, xen-devel@lists.xensource.com, virtualization@lists.linux-foundation.org Subject: Re: [PATCH v2 0/6] Collected vdso/vsyscall fixes for 3.1 Message-ID: <20110803135322.GC29501@dumpdata.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: rtcsinet22.oracle.com [66.248.204.30] X-CT-RefId: str=0001.0A090205.4E3952DB.0088,ss=1,re=0.000,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 03, 2011 at 09:31:48AM -0400, Andy Lutomirski wrote: > This fixes various problems that cropped up with the vdso patches. > > - Patch 1 fixes an information leak to userspace. > - Patches 2 and 3 fix the kernel build on gold. > - Patches 4 and 5 fix Xen (I hope). > - Patch 6 (optional) adds a trace event to vsyscall emulation. It will > make it easier to handle performance regression reports :) Hm, you seemed to have the x86 maintainers on your email.. > > [1] https://gitorious.org/linux-test-utils/linux-clock-tests > > Changes from v1: > - Improve changelog message for "x86-64/xen: Enable the vvar mapping" > - Fix 32-bit build. > - Add patch 6. > > Andy Lutomirski (6): > x86-64: Pad vDSO to a page boundary > x86-64: Move the "user" vsyscall segment out of the data segment. > x86-64: Work around gold bug 13023 > x86-64/xen: Enable the vvar mapping > x86-64: Add user_64bit_mode paravirt op > x86-64: Add vsyscall:emulate_vsyscall trace event > > arch/x86/include/asm/desc.h | 4 +- > arch/x86/include/asm/paravirt_types.h | 6 ++++ > arch/x86/include/asm/ptrace.h | 19 +++++++++++++ > arch/x86/kernel/paravirt.c | 4 +++ > arch/x86/kernel/step.c | 2 +- > arch/x86/kernel/vmlinux.lds.S | 46 ++++++++++++++++++--------------- > arch/x86/kernel/vsyscall_64.c | 12 +++++--- > arch/x86/kernel/vsyscall_trace.h | 29 ++++++++++++++++++++ > arch/x86/mm/fault.c | 2 +- > arch/x86/vdso/vdso.S | 1 + > arch/x86/xen/enlighten.c | 4 +++ > arch/x86/xen/mmu.c | 4 ++- > 12 files changed, 102 insertions(+), 31 deletions(-) > create mode 100644 arch/x86/kernel/vsyscall_trace.h > > -- > 1.7.6 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH v2 0/6] Collected vdso/vsyscall fixes for 3.1 Date: Wed, 3 Aug 2011 09:53:22 -0400 Message-ID: <20110803135322.GC29501@dumpdata.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Andy Lutomirski Cc: jeremy@goop.org, xen-devel@lists.xensource.com, x86@kernel.org, Linux Kernel Mailing List , virtualization@lists.linux-foundation.org, keir.xen@gmail.com List-Id: xen-devel@lists.xenproject.org On Wed, Aug 03, 2011 at 09:31:48AM -0400, Andy Lutomirski wrote: > This fixes various problems that cropped up with the vdso patches. > > - Patch 1 fixes an information leak to userspace. > - Patches 2 and 3 fix the kernel build on gold. > - Patches 4 and 5 fix Xen (I hope). > - Patch 6 (optional) adds a trace event to vsyscall emulation. It will > make it easier to handle performance regression reports :) Hm, you seemed to have the x86 maintainers on your email.. > > [1] https://gitorious.org/linux-test-utils/linux-clock-tests > > Changes from v1: > - Improve changelog message for "x86-64/xen: Enable the vvar mapping" > - Fix 32-bit build. > - Add patch 6. > > Andy Lutomirski (6): > x86-64: Pad vDSO to a page boundary > x86-64: Move the "user" vsyscall segment out of the data segment. > x86-64: Work around gold bug 13023 > x86-64/xen: Enable the vvar mapping > x86-64: Add user_64bit_mode paravirt op > x86-64: Add vsyscall:emulate_vsyscall trace event > > arch/x86/include/asm/desc.h | 4 +- > arch/x86/include/asm/paravirt_types.h | 6 ++++ > arch/x86/include/asm/ptrace.h | 19 +++++++++++++ > arch/x86/kernel/paravirt.c | 4 +++ > arch/x86/kernel/step.c | 2 +- > arch/x86/kernel/vmlinux.lds.S | 46 ++++++++++++++++++--------------- > arch/x86/kernel/vsyscall_64.c | 12 +++++--- > arch/x86/kernel/vsyscall_trace.h | 29 ++++++++++++++++++++ > arch/x86/mm/fault.c | 2 +- > arch/x86/vdso/vdso.S | 1 + > arch/x86/xen/enlighten.c | 4 +++ > arch/x86/xen/mmu.c | 4 ++- > 12 files changed, 102 insertions(+), 31 deletions(-) > create mode 100644 arch/x86/kernel/vsyscall_trace.h > > -- > 1.7.6