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=-3.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, 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 3B6E6ECE566 for ; Thu, 20 Sep 2018 18:54:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E87F82152A for ; Thu, 20 Sep 2018 18:54:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Pimd/hs8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E87F82152A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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 S2388199AbeIUAj0 (ORCPT ); Thu, 20 Sep 2018 20:39:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:32768 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727171AbeIUAj0 (ORCPT ); Thu, 20 Sep 2018 20:39:26 -0400 Received: from localhost (unknown [213.57.183.250]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E0714214C2; Thu, 20 Sep 2018 18:54:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1537469672; bh=DVDAfpmQnqnzEakfLjcWWfGh3ZoR5dB/Y9h+DzP484Q=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Pimd/hs8hzRERuhl5MDW+Hy7NjEIqzPzF3aimaxGdXt4ws9TjZYbHKeerYCbhpNFM f1qR54vK45WHSRyNJrmwm/p+9bcNh0ZueLPrvFXggyxQ5IgJnMUOG8p3ki0hFDnfDT NsIyaHu+nNTrguSUJVMvNwELrlt9iYrME/U7Yvww= Date: Thu, 20 Sep 2018 21:54:28 +0300 From: Leon Romanovsky To: Jason Gunthorpe Cc: linux-rdma@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Alex Rosenbaum , Alex Williamson , Bjorn Helgaas , Christian =?iso-8859-1?Q?K=F6nig?= , Christoph Hellwig , Christopher Lameter , Dan Williams , Don Dutile , Doug Ledford , Jan Kara , John Hubbard , =?iso-8859-1?B?Suly9G1l?= Glisse , Logan Gunthorpe , Matthew Wilcox , Nicholas Piggin , Noa Osherovich , Parav Pandit , Stephen Bates Subject: Re: Linux RDMA mini-conf at Plumbers 2018 Message-ID: <20180920185428.GT3519@mtr-leonro.mtl.com> References: <20180920181923.GA6542@mellanox.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="M0YLxmUXciMpOLPE" Content-Disposition: inline In-Reply-To: <20180920181923.GA6542@mellanox.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --M0YLxmUXciMpOLPE Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 20, 2018 at 12:19:23PM -0600, Jason Gunthorpe wrote: > This is just a friendly reminder that registration deadlines are > approaching for this conference. Please see > > https://www.linuxplumbersconf.org/event/2/page/7-attend > > For details. > > This year we expect to have close to a day set aside for RDMA related > topics. Including up to half a day for the thorny general kernel issues > related to get_user_pages(), particularly as exasperated by RDMA. > > We have been working on the following concepts for sessions, I've > roughly marked names based on past participation in related email > threads. As we get closer to the conference date we will be organizing > leaders for each section based on these lists, please let us know of > any changes, or desire to be a leader! > > RDMA and get_user_pages > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > Dan Williams > Matthew Wilcox > John Hubbard > Nicholas Piggin > Jan Kara > > RDMA, DAX and persistant memory co-existence. > > Explore the limits of what is possible without using On > Demand Paging Memory Registration. Discuss 'shootdown' > of userspace MRs > > Dirtying pages obtained with get_user_pages() can oops ext4 > discuss open solutions. > > RDMA and PCI peer to peer > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D > Don Dutile > Alex Williamson > Christoph Hellwig > Stephen Bates > Logan Gunthorpe > J=E9r=F4me Glisse > Christian K=F6nig > Bjorn Helgaas > > RDMA and PCI peer to peer transactions. IOMMU issues. Integration > with HMM. How to expose PCI BAR memory to userspace and other > drivers as a DMA target. > > Improving testing of RDMA with syzkaller, RXE and Python > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D > Noa Osherovich > Don Dutile > Jason Gunthorpe > > Problem solve RDMA's distinct lack of public tests. > Provide a better framework for all drivers to test with, > and a framework for basic testing in userspace. > > Worst remaining unfixed syzkaller bugs and how to try to fix them > > How to hook syzkaller more deeply into RDMA. > > IOCTL conversion and new kABI topics > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > Jason Gunthorpe > Alex Rosenbaum > > Attempt to close on the remaining tasks to complete the project > > Restore fork() support to userspace > > Container and namespaces for RDMA topics > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > Parav Pandit > Doug Ledford > > Remaining sticky situations with containers > > namespaces in sysfs and legacy all-namespace operation > > Remaining CM issues > > Security isolation problems > > Very large Contiguous regions in userspace > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > Christopher Lameter > Parav Pandit > > Poor performance of get_user_pages on very large virtual ranges > > No standardized API to allocate regions to user space > > Carry over from last year > > As we get closer to the conference date the exact schedule will be > published on the conference web site. I belive we have the Thursday > set aside right now. > > If there are any last minute topics people would like to see please > let us know. I want to remind you that Mike wanted to bring the topic of enhancing remote page faults during post-copy container migration in CRIU over RDMA. Thanks > > See you all in Vancouver! > > Thanks, > Jason & Leon > --M0YLxmUXciMpOLPE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIcBAEBAgAGBQJbo+zkAAoJEORje4g2clinH6IP+wfLFZ7fzsARxS15q/RbnRf1 fwsHV80uj2xr5fRwGyIvA+zkhOQyzdEyF2Pfo6fK9jtR5lIJDMHv0KLkfkgYhQrB YMTkWW9KcczlA2d/d1iOMaK7Xg/o/rids7KgTVTPGY8unyfWxUpYNd+R2kSnmmc0 7VkS/uciKu4tacsunPxSHdOjOmU4a3FWZk4U2HpQkRaYfsJIDjcUmdZcN5QOZJcr 4lv3n8xV+u2Hn6O/A0tagh7WWbQay99xQQX6ZEay8Y7Rb+N6sxnsapZf0K3EKK+d GFWV9lG1+IisMhAvV58zy7nAdWUHGgudqs9eKxcksMWMG1gd6Kf+lnQxqbaixeiE v15SZNF/zGTmbxzgHbpf9XEznSRIUW9WQmmQU1ncZ4mG7GAJK9aErzpj7nJS3/fi kk/eRyPeV5mFDZ1uTYV+ppy7azRCmRhVJWhgbHnx6XCBJl3aSXg7RNA7YmzfU3DW nneLe7HlEENgN/FQjAI540wFnzey1vS384Y0PgcA2h6RaSUzAMlfJxkkauWmECB7 90d6S+Fo/wxPe46Tm4Wz/LFwyQ/LTS+RrobRJn7qJNRZZDLP1YOPSsf2rWRfDCP3 2c7V9p9AVZe7LumdmgO9Te0P6bOZFF8G0/MRSiGL6zxAqqiB6abzFH1DKwI9fRam W/AMQ5XL93NxGwA/c9G9 =LW6p -----END PGP SIGNATURE----- --M0YLxmUXciMpOLPE--