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[209.132.183.28]) by mx.google.com with ESMTPS id x53si4610392qvh.161.2019.02.20.15.36.28 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Feb 2019 15:36:28 -0800 (PST) Received-SPF: pass (google.com: domain of jglisse@redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; Authentication-Results: mx.google.com; spf=pass (google.com: domain of jglisse@redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=jglisse@redhat.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D847D308FC23; Wed, 20 Feb 2019 23:36:27 +0000 (UTC) Received: from redhat.com (ovpn-120-249.rdu2.redhat.com [10.10.120.249]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6F8F75D9D2; Wed, 20 Feb 2019 23:36:26 +0000 (UTC) Date: Wed, 20 Feb 2019 18:36:23 -0500 From: Jerome Glisse To: John Hubbard Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton , Felix Kuehling , Christian =?iso-8859-1?Q?K=F6nig?= , Ralph Campbell , Jason Gunthorpe , Dan Williams Subject: Re: [PATCH 00/10] HMM updates for 5.1 Message-ID: <20190220233623.GC11325@redhat.com> References: <20190129165428.3931-1-jglisse@redhat.com> <0dbf7e99-7db4-4d8b-ecca-60893c83a2a9@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <0dbf7e99-7db4-4d8b-ecca-60893c83a2a9@nvidia.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Wed, 20 Feb 2019 23:36:28 +0000 (UTC) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Feb 20, 2019 at 03:17:58PM -0800, John Hubbard wrote: > On 1/29/19 8:54 AM, jglisse@redhat.com wrote: > > From: Jérôme Glisse > > > > This patchset improves the HMM driver API and add support for hugetlbfs > > and DAX mirroring. The improvement motivation was to make the ODP to HMM > > conversion easier [1]. Because we have nouveau bits schedule for 5.1 and > > to avoid any multi-tree synchronization this patchset adds few lines of > > inline function that wrap the existing HMM driver API to the improved > > API. The nouveau driver was tested before and after this patchset and it > > builds and works on both case so there is no merging issue [2]. The > > nouveau bit are queue up for 5.1 so this is why i added those inline. > > > > If this get merge in 5.1 the plans is to merge the HMM to ODP in 5.2 or > > 5.3 if testing shows any issues (so far no issues has been found with > > limited testing but Mellanox will be running heavier testing for longer > > time). > > > > To avoid spamming mm i would like to not cc mm on ODP or nouveau patches, > > however if people prefer to see those on mm mailing list then i can keep > > it cced. > > > > This is also what i intend to use as a base for AMD and Intel patches > > (v2 with more thing of some rfc which were already posted in the past). > > > > Hi Jerome, > > Although Ralph has been testing and looking at this patchset, I just now > noticed that there hasn't been much public review of it, so I'm doing > a bit of that now. I don't think it's *quite* too late, because we're > still not at the 5.1 merge window...sorry for taking so long to get to > this. > > Ralph, you might want to add ACKs or Tested-by's to some of these > patches (or even Reviewed-by, if you went that deep, which I suspect you > did in some cases), according to what you feel comfortable with? More eyes are always welcome, i tested with nouveau and with infinibanb mlx5. It seemed to work properly in my testing but i might have miss- something. Cheers, Jérôme