From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16B9AC6787C for ; Fri, 12 Oct 2018 18:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D213420645 for ; Fri, 12 Oct 2018 18:15:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D213420645 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726837AbeJMBtc (ORCPT ); Fri, 12 Oct 2018 21:49:32 -0400 Received: from mx1.redhat.com ([209.132.183.28]:21533 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725929AbeJMBtc (ORCPT ); Fri, 12 Oct 2018 21:49:32 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id ED575C0740E4; Fri, 12 Oct 2018 18:15:47 +0000 (UTC) Received: from redhat.com (ovpn-125-5.rdu2.redhat.com [10.10.125.5]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 60C8F79453; Fri, 12 Oct 2018 18:15:47 +0000 (UTC) Date: Fri, 12 Oct 2018 14:15:45 -0400 From: Jerome Glisse To: linux-mm@kvack.org Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/7] HMM updates, improvements and fixes Message-ID: <20181012181545.GG6593@redhat.com> References: <20180824192549.30844-1-jglisse@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20180824192549.30844-1-jglisse@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Fri, 12 Oct 2018 18:15:48 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 24, 2018 at 03:25:42PM -0400, jglisse@redhat.com wrote: > From: Jérôme Glisse > > Few fixes that only affect HMM users. Improve the synchronization call > back so that we match was other mmu_notifier listener do and add proper > support to the new blockable flags in the process. > > For curious folks here are branches to leverage HMM in various existing > device drivers: > > https://cgit.freedesktop.org/~glisse/linux/log/?h=hmm-nouveau-v01 > https://cgit.freedesktop.org/~glisse/linux/log/?h=hmm-radeon-v00 > https://cgit.freedesktop.org/~glisse/linux/log/?h=hmm-intel-v00 > > More to come (amd gpu, Mellanox, ...) > > I expect more of the preparatory work for nouveau will be merge in 4.20 > (like we have been doing since 4.16) and i will wait until this patchset > is upstream before pushing the patches that actualy make use of HMM (to > avoid complex tree inter-dependency). > Andrew do you want me to repost this on top of lastest mmotm ? All conflict should be pretty trivial to fix. Cheers, Jérôme