From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756044Ab3EXNdG (ORCPT ); Fri, 24 May 2013 09:33:06 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:57058 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754360Ab3EXNdF (ORCPT ); Fri, 24 May 2013 09:33:05 -0400 From: Arnd Bergmann To: "Michael S. Tsirkin" Subject: Re: [PATCH v2 07/10] powerpc: uaccess s/might_sleep/might_fault/ Date: Fri, 24 May 2013 15:30:20 +0200 User-Agent: KMail/1.12.2 (Linux/3.8.0-22-generic; KDE/4.3.2; x86_64; ; ) Cc: linux-kernel@vger.kernel.org, Catalin Marinas , Will Deacon , David Howells , Hirokazu Takata , Michal Simek , Koichi Yasutake , Benjamin Herrenschmidt , Paul Mackerras , Chris Metcalf , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , "H. Peter Anvin" , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-m32r@ml.linux-m32r.org, linux-m32r-ja@ml.linux-m32r.org, microblaze-uclinux@itee.uq.edu.au, linux-am33-list@redhat.com, linuxppc-dev@lists.ozlabs.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org References: <20130524130032.GA10167@redhat.com> <20130524131104.GA11462@redhat.com> In-Reply-To: <20130524131104.GA11462@redhat.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201305241530.20845.arnd@arndb.de> X-Provags-ID: V02:K0:9juQfvN7i5M2y8eEVNDswXZlT954CmE8w5WFZAONNfe 5Gq74uoMQmqysZs+jgjQtOngh06E9fynbURPBT7b2RUIEAz8kT ywovlKuhUG5Th8UFe3vEzpw8iyQWAdu3WqX25DPEI6VpL7s2EB UPkER2ePIGjvPAFZWWWsfSm7ANn8YtStujVvnhd/L5VEzSkKMq vrghcuEYfLVGDmabgQMFAtQGCE74T2bQ8nOYd+OCmfEY72XLYb hLD42zSGkaX1zbHYXPelf4MdFwBltlomVEpffJI3OLmS4gnmKD V3EmUQOetuwU2wTTZvMKfmZsSToq9sV/9GriiIEpJhfv1UtOV4 lATO8lvlE4DNs3ijgjto= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday 24 May 2013, Michael S. Tsirkin wrote: > So this won't work, unless we add the is_kernel_addr check > to might_fault. That will become possible on top of this patchset > but let's consider this carefully, and make this a separate > patchset, OK? Yes, makes sense. Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH v2 07/10] powerpc: uaccess s/might_sleep/might_fault/ Date: Fri, 24 May 2013 15:30:20 +0200 Message-ID: <201305241530.20845.arnd@arndb.de> References: <20130524130032.GA10167@redhat.com> <20130524131104.GA11462@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20130524131104.GA11462@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: "Michael S. Tsirkin" Cc: linux-m32r-ja@ml.linux-m32r.org, kvm@vger.kernel.org, Peter Zijlstra , Catalin Marinas , Will Deacon , David Howells , linux-mm@kvack.org, Paul Mackerras , "H. Peter Anvin" , linux-arch@vger.kernel.org, linux-am33-list@redhat.com, Hirokazu Takata , x86@kernel.org, Ingo Molnar , Benjamin Herrenschmidt , microblaze-uclinux@itee.uq.edu.au, Chris Metcalf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Michal Simek , linux-m32r@ml.linux-m32r.org, linux-kernel@vger.kernel.org, Koichi Yasutake , linuxppc-dev@lists.ozlabs.org List-Id: linux-arch.vger.kernel.org On Friday 24 May 2013, Michael S. Tsirkin wrote: > So this won't work, unless we add the is_kernel_addr check > to might_fault. That will become possible on top of this patchset > but let's consider this carefully, and make this a separate > patchset, OK? Yes, makes sense. Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx147.postini.com [74.125.245.147]) by kanga.kvack.org (Postfix) with SMTP id 665D66B003B for ; Fri, 24 May 2013 09:33:38 -0400 (EDT) From: Arnd Bergmann Subject: Re: [PATCH v2 07/10] powerpc: uaccess s/might_sleep/might_fault/ Date: Fri, 24 May 2013 15:30:20 +0200 References: <20130524130032.GA10167@redhat.com> <20130524131104.GA11462@redhat.com> In-Reply-To: <20130524131104.GA11462@redhat.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201305241530.20845.arnd@arndb.de> Sender: owner-linux-mm@kvack.org List-ID: To: "Michael S. Tsirkin" Cc: linux-kernel@vger.kernel.org, Catalin Marinas , Will Deacon , David Howells , Hirokazu Takata , Michal Simek , Koichi Yasutake , Benjamin Herrenschmidt , Paul Mackerras , Chris Metcalf , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , "H. Peter Anvin" , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-m32r@ml.linux-m32r.org, linux-m32r-ja@ml.linux-m32r.org, microblaze-uclinux@itee.uq.edu.au, linux-am33-list@redhat.com, linuxppc-dev@lists.ozlabs.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org On Friday 24 May 2013, Michael S. Tsirkin wrote: > So this won't work, unless we add the is_kernel_addr check > to might_fault. That will become possible on top of this patchset > but let's consider this carefully, and make this a separate > patchset, OK? Yes, makes sense. Arnd -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.126.186]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id AA5222C0096 for ; Fri, 24 May 2013 23:33:42 +1000 (EST) From: Arnd Bergmann To: "Michael S. Tsirkin" Subject: Re: [PATCH v2 07/10] powerpc: uaccess s/might_sleep/might_fault/ Date: Fri, 24 May 2013 15:30:20 +0200 References: <20130524130032.GA10167@redhat.com> <20130524131104.GA11462@redhat.com> In-Reply-To: <20130524131104.GA11462@redhat.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Message-Id: <201305241530.20845.arnd@arndb.de> Cc: linux-m32r-ja@ml.linux-m32r.org, kvm@vger.kernel.org, Peter Zijlstra , Catalin Marinas , Will Deacon , David Howells , linux-mm@kvack.org, Paul Mackerras , "H. Peter Anvin" , linux-arch@vger.kernel.org, linux-am33-list@redhat.com, Hirokazu Takata , x86@kernel.org, Ingo Molnar , microblaze-uclinux@itee.uq.edu.au, Chris Metcalf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Michal Simek , linux-m32r@ml.linux-m32r.org, linux-kernel@vger.kernel.org, Koichi Yasutake , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Friday 24 May 2013, Michael S. Tsirkin wrote: > So this won't work, unless we add the is_kernel_addr check > to might_fault. That will become possible on top of this patchset > but let's consider this carefully, and make this a separate > patchset, OK? Yes, makes sense. Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Fri, 24 May 2013 15:30:20 +0200 Subject: [PATCH v2 07/10] powerpc: uaccess s/might_sleep/might_fault/ In-Reply-To: <20130524131104.GA11462@redhat.com> References: <20130524130032.GA10167@redhat.com> <20130524131104.GA11462@redhat.com> Message-ID: <201305241530.20845.arnd@arndb.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Friday 24 May 2013, Michael S. Tsirkin wrote: > So this won't work, unless we add the is_kernel_addr check > to might_fault. That will become possible on top of this patchset > but let's consider this carefully, and make this a separate > patchset, OK? Yes, makes sense. Arnd