From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-f198.google.com (mail-qk0-f198.google.com [209.85.220.198]) by kanga.kvack.org (Postfix) with ESMTP id 316A56B0003 for ; Tue, 7 Aug 2018 10:16:40 -0400 (EDT) Received: by mail-qk0-f198.google.com with SMTP id u68-v6so16881052qku.5 for ; Tue, 07 Aug 2018 07:16:40 -0700 (PDT) Received: from mx1.redhat.com (mx3-rdu2.redhat.com. [66.187.233.73]) by mx.google.com with ESMTPS id s63-v6si1378382qkc.404.2018.08.07.07.16.39 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 07 Aug 2018 07:16:39 -0700 (PDT) Subject: Re: [RFC PATCH 0/3] Do not touch pages in remove_memory path References: <20180807133757.18352-1-osalvador@techadventures.net> From: David Hildenbrand Message-ID: <6407d022-87b7-f5e0-572a-c5c29aba1314@redhat.com> Date: Tue, 7 Aug 2018 16:16:35 +0200 MIME-Version: 1.0 In-Reply-To: <20180807133757.18352-1-osalvador@techadventures.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: osalvador@techadventures.net, akpm@linux-foundation.org Cc: mhocko@suse.com, dan.j.williams@intel.com, pasha.tatashin@oracle.com, jglisse@redhat.com, yasu.isimatu@gmail.com, logang@deltatee.com, dave.jiang@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Oscar Salvador On 07.08.2018 15:37, osalvador@techadventures.net wrote: > From: Oscar Salvador > > This tries to fix [1], which was reported by David Hildenbrand, and also > does some cleanups/refactoring. > > I am sending this as RFC to see if the direction I am going is right before > spending more time into it. > And also to gather feedback about hmm/zone_device stuff. > The code compiles and I tested it successfully with normal memory-hotplug operations. > Please coordinate next time with people already working on this, otherwise you might end up wasting other people's time. Anyhow, thanks for looking into this. -- Thanks, David / dhildenb