Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp858280imm;
        Mon, 9 Jul 2018 11:57:36 -0700 (PDT)
X-Google-Smtp-Source: AAOMgpdyv2JGDeIpPcEt8U/+ahsT+tO0rucEtAWsXfaaraEB0wlmS+Kcjnt8z4GOv6fuJ38dBqq8
X-Received: by 2002:a65:608c:: with SMTP id t12-v6mr20301927pgu.159.1531162656097;
        Mon, 09 Jul 2018 11:57:36 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1531162656; cv=none;
        d=google.com; s=arc-20160816;
        b=yJG5hoKhyTCiKttCvQeO4tt85PluZ1hJZ8ynohV+ZxtN5o3JynJfg8FGE5cCf9JtEm
         IympZ9QROymHH+jQycS26B/WElz66jaF1EXiLPVF5YYzsYJgBzUpsNKo1c2LVQJ2O1Q0
         OjJ1crSjVsTTzSE5ob5yOFu1GqkZNEUKZw+sQpeLHN4wM5EvcrsFkKwrv/pm2NnMbn77
         RoYid7RRmS2waDkRpTlzQlhG9z7pYZAbCIZGqL+EbZ0YKIfHCCRsh4hStefL8FhPHYXJ
         oktmB7+u0/2wxwjF5lhlb9D/DrNnGTOdRPWwWuD5jSWxz5JPt3NQ+vuSq/r6npe8aTCB
         tXVg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:sender:content-transfer-encoding
         :content-language:in-reply-to:mime-version:user-agent:date
         :message-id:from:references:cc:to:subject:arc-authentication-results;
        bh=r2wBWY+qK4z1Ch0Ol5C5xKttLKAZ7mBUuLDnw7VYTzk=;
        b=k7sGJokQMobzlhJw9R/wDO4QXTM5TuiAzZprNa26wvfvZmTxVqqhdzDLzJ1nWVcCyv
         5nOczvXBi58Bn9Gqf9KWLWK2cVcFeBKj54kUwReeeG+dmlYWMooyqw+vXSf752aJVBj5
         DIU8MijXYfhpRnD8R6pBrEyPAkcbJ+UbK5wRGAuOL9nAPACt2BtmBNaPpmQd2YWXqBtY
         Oi2D1swVo4SuzAFU7ppdEzySuNze2wTeVPhuI6Vbil8CavLq65u4g3QNxquJiL3x6sup
         OF3mWvxMBVyu9jP20s0VM3dnBizSU0URYqgKR3D4q6X9SfvIgUoA4IjDjsCweziJdG3C
         tU+g==
ARC-Authentication-Results: i=1; mx.google.com;
       spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nvidia.com
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67])
        by mx.google.com with ESMTP id q124-v6si17156755pfc.93.2018.07.09.11.57.21;
        Mon, 09 Jul 2018 11:57:36 -0700 (PDT)
Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Authentication-Results: mx.google.com;
       spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nvidia.com
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S933048AbeGISty (ORCPT <rfc822;daisukeokaopensource@gmail.com>
        + 99 others); Mon, 9 Jul 2018 14:49:54 -0400
Received: from hqemgate15.nvidia.com ([216.228.121.64]:7056 "EHLO
        hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S932607AbeGIStw (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 9 Jul 2018 14:49:52 -0400
Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com (using TLS: TLSv1, AES128-SHA)
        id <B5b43ae260000>; Mon, 09 Jul 2018 11:49:10 -0700
Received: from HQMAIL107.nvidia.com ([172.20.161.6])
  by hqpgpgate102.nvidia.com (PGP Universal service);
  Mon, 09 Jul 2018 11:49:49 -0700
X-PGP-Universal: processed;
        by hqpgpgate102.nvidia.com on Mon, 09 Jul 2018 11:49:49 -0700
Received: from [10.110.48.28] (10.110.48.28) by HQMAIL107.nvidia.com
 (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 9 Jul
 2018 18:49:51 +0000
Subject: Re: [PATCH 1/2] mm: introduce put_user_page(), placeholder version
To:     kbuild test robot <lkp@intel.com>, <john.hubbard@gmail.com>
CC:     <kbuild-all@01.org>, Matthew Wilcox <willy@infradead.org>,
        Michal Hocko <mhocko@kernel.org>,
        Christopher Lameter <cl@linux.com>,
        Jason Gunthorpe <jgg@ziepe.ca>,
        Dan Williams <dan.j.williams@intel.com>,
        Jan Kara <jack@suse.cz>, Al Viro <viro@zeniv.linux.org.uk>,
        <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>,
        linux-rdma <linux-rdma@vger.kernel.org>,
        <linux-fsdevel@vger.kernel.org>
References: <20180709080554.21931-2-jhubbard@nvidia.com>
 <201807091833.xMr1iYDX%fengguang.wu@intel.com>
From:   John Hubbard <jhubbard@nvidia.com>
X-Nvconfidentiality: public
Message-ID: <cf746031-b8c7-95de-79cf-b8e5381367c6@nvidia.com>
Date:   Mon, 9 Jul 2018 11:48:44 -0700
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
 Thunderbird/52.8.0
MIME-Version: 1.0
In-Reply-To: <201807091833.xMr1iYDX%fengguang.wu@intel.com>
X-Originating-IP: [10.110.48.28]
X-ClientProxiedBy: HQMAIL105.nvidia.com (172.20.187.12) To
 HQMAIL107.nvidia.com (172.20.187.13)
Content-Type: text/plain; charset="windows-1252"
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On 07/09/2018 03:08 AM, kbuild test robot wrote:
> Hi John,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on linus/master]
...
> 
>>> drivers/platform//goldfish/goldfish_pipe.c:334:13: error: conflicting types for 'release_user_pages'
>     static void release_user_pages(struct page **pages, int pages_count,
>                 ^~~~~~~~~~~~~~~~~~

Yes. Patches #1 and #2 need to be combined here. I'll do that in the next version, which will probably include several of the easier put_user_page() conversions, as well.

thanks,
-- 
John Hubbard
NVIDIA