From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751449AbeCNNeE (ORCPT ); Wed, 14 Mar 2018 09:34:04 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:56082 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751727AbeCNNeC (ORCPT ); Wed, 14 Mar 2018 09:34:02 -0400 Subject: Re: [PATCH v9 00/24] Speculative page faults To: Michal Hocko Cc: paulmck@linux.vnet.ibm.com, peterz@infradead.org, akpm@linux-foundation.org, kirill@shutemov.name, ak@linux.intel.com, dave@stgolabs.net, jack@suse.cz, Matthew Wilcox , benh@kernel.crashing.org, mpe@ellerman.id.au, paulus@samba.org, Thomas Gleixner , Ingo Molnar , hpa@zytor.com, Will Deacon , Sergey Senozhatsky , Andrea Arcangeli , Alexei Starovoitov , kemi.wang@intel.com, sergey.senozhatsky.work@gmail.com, Daniel Jordan , linux-kernel@vger.kernel.org, linux-mm@kvack.org, haren@linux.vnet.ibm.com, khandual@linux.vnet.ibm.com, npiggin@gmail.com, bsingharora@gmail.com, Tim Chen , linuxppc-dev@lists.ozlabs.org, x86@kernel.org References: <1520963994-28477-1-git-send-email-ldufour@linux.vnet.ibm.com> <20180314131118.GC23100@dhcp22.suse.cz> From: Laurent Dufour Date: Wed, 14 Mar 2018 14:33:48 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <20180314131118.GC23100@dhcp22.suse.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 18031413-0016-0000-0000-00000532619E X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18031413-0017-0000-0000-0000286F65B0 Message-Id: <5e0d0fdd-4c7d-5895-4a0d-4c71e9c142b5@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-03-14_06:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1803140155 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 14/03/2018 14:11, Michal Hocko wrote: > On Tue 13-03-18 18:59:30, Laurent Dufour wrote: >> Changes since v8: >> - Don't check PMD when locking the pte when THP is disabled >> Thanks to Daniel Jordan for reporting this. >> - Rebase on 4.16 > > Is this really worth reposting the whole pile? I mean this is at v9, > each doing little changes. It is quite tiresome to barely get to a > bookmarked version just to find out that there are 2 new versions out. I agree, I could have sent only a change for the concerned patch. But the previous series has been sent a month ago and this one is rebased on the 4.16 kernel. > I am sorry to be grumpy and I can understand some frustration it doesn't > move forward that easilly but this is a _big_ change. We should start > with a real high level review rather than doing small changes here and > there and reach v20 quickly. > > I am planning to find some time to look at it but the spare cycles are > so rare these days... I understand that this is a big change and I'll try to not post a new series until I get more feedback from this one. Thanks, Laurent.