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=-7.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 142C6C433DF for ; Mon, 25 May 2020 02:34:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEFCC207DA for ; Mon, 25 May 2020 02:34:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="XO2qLGmc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388716AbgEYCeg (ORCPT ); Sun, 24 May 2020 22:34:36 -0400 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:14502 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388110AbgEYCeg (ORCPT ); Sun, 24 May 2020 22:34:36 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Sun, 24 May 2020 19:33:14 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Sun, 24 May 2020 19:34:35 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Sun, 24 May 2020 19:34:35 -0700 Received: from [10.2.58.199] (10.124.1.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 25 May 2020 02:34:35 +0000 Subject: Re: [PATCH v2] fpga: dfl: afu: convert get_user_pages() --> pin_user_pages() To: "Wu, Hao" , Moritz Fischer CC: LKML , "Xu, Yilun" , "linux-fpga@vger.kernel.org" References: <20200519201449.3136033-1-jhubbard@nvidia.com> <64aa1494-7570-5319-b096-ea354ff20431@nvidia.com> <20200523205717.GA443638@epycbox.lan> X-Nvconfidentiality: public From: John Hubbard Message-ID: <4f326d89-d034-72ea-06d0-a2f9ba62bcc9@nvidia.com> Date: Sun, 24 May 2020 19:34:35 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL101.nvidia.com (172.20.187.10) To HQMAIL107.nvidia.com (172.20.187.13) Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1590373994; bh=UqIhK3yrHz4RCjr9Tqqe8Ckbi0ZVaOt+z/KBLejweaU=; h=X-PGP-Universal:Subject:To:CC:References:X-Nvconfidentiality:From: Message-ID:Date:User-Agent:MIME-Version:In-Reply-To: X-Originating-IP:X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=XO2qLGmcly07D+VUuZ46k3yHmfYpwrfntoxzgVPQ5z0mrHaw+pjwowIjSOf4ZPust 25EiFUyZ50g2bpdCwUITvJixZ+CoHgRScOWT+jTmgPy88g7sVG1AZF+L+Uv1f9I4IK 99Jr16tZxqDb9oS55lQSheIWqxt0A9qKx3lBp6UOueIm4utoHe90ZawOW1BfoXkI/m LzYAPHz4BDosWaf9HNP+BKmVtwDwtKnjcHFtKRCwlxgpECxsm6BU58d76S8Qgx2HLi T92uTmZLhtt/bHiINfrWesztz24f6kx21Eahz0WqkyEsg/IhkV54FDtR955KQOTT6B xM1uGg5BQxEkA== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020-05-24 19:25, Wu, Hao wrote: >>>> Hi Moritz and FPGA developers, >>>> >>>> Is this OK? And if so, is it going into your git tree? Or should I >>>> send it up through a different tree? (I'm new to the FPGA development >>>> model). >>> >>> I can take it, sorry for sluggish response. >>> >> >> That's great news, thanks Moritz! Sorry to be pushy, just didn't want it >> to get lost. :) > > Thanks John for this patch, and thanks Moritz for taking care of this. > Sorry for late response, one thing here we may need to be careful is > a recent bug fixing patch, that fixing patch has been merged by Greg > in char-misc-next tree, and may have some conflict with this one. > > https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git/commit/?h=char-misc-next&id=c9d7e3da1f3c4cf5dddfc5d7ce4d76d013aba1cc > fpga: dfl: afu: Corrected error handling levels > > I guess we need to rebase this patch on top of it? > Moritz, do you have any suggestion? > I'll send you a v2, rebased on top of the latest char-misc.git, no problem. thanks, -- John Hubbard NVIDIA