From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Williams Date: Fri, 22 Mar 2019 21:30:35 +0000 Subject: Re: [RESEND 2/7] mm/gup: Change write parameter to flags in fast walk Message-Id: List-Id: References: <20190317183438.2057-1-ira.weiny@intel.com> <20190317183438.2057-3-ira.weiny@intel.com> In-Reply-To: <20190317183438.2057-3-ira.weiny@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ira.weiny@intel.com Cc: Andrew Morton , John Hubbard , Michal Hocko , "Kirill A. Shutemov" , Peter Zijlstra , Jason Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , "David S. Miller" , Martin Schwidefsky , Heiko Carstens , Rich Felker , Yoshinori Sato , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Ralf Baechle , James Hogan , linux-mm , Linux Kernel Mailing List , linux-mips@vger.kernel.org, linuxppc-dev , linux-s390 , Linux-sh , sparclinux@vger.kernel.org, linux-rdma@vger.kernel.org, "netdev@vger.kernel.org" On Sun, Mar 17, 2019 at 7:36 PM wrote: > > From: Ira Weiny > > In order to support more options in the GUP fast walk, change > the write parameter to flags throughout the call stack. > > This patch does not change functionality and passes FOLL_WRITE > where write was previously used. > > Signed-off-by: Ira Weiny Looks good, Reviewed-by: Dan Williams From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Williams Subject: Re: [RESEND 2/7] mm/gup: Change write parameter to flags in fast walk Date: Fri, 22 Mar 2019 14:30:35 -0700 Message-ID: References: <20190317183438.2057-1-ira.weiny@intel.com> <20190317183438.2057-3-ira.weiny@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: In-Reply-To: <20190317183438.2057-3-ira.weiny@intel.com> Sender: linux-kernel-owner@vger.kernel.org To: ira.weiny@intel.com Cc: Andrew Morton , John Hubbard , Michal Hocko , "Kirill A. Shutemov" , Peter Zijlstra , Jason Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , "David S. Miller" , Martin Schwidefsky , Heiko Carstens , Rich Felker , Yoshinori Sato , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Ralf Baechle , James Hogan , linux-mm Linux Kernel Mailing List List-Id: linux-rdma@vger.kernel.org On Sun, Mar 17, 2019 at 7:36 PM wrote: > > From: Ira Weiny > > In order to support more options in the GUP fast walk, change > the write parameter to flags throughout the call stack. > > This patch does not change functionality and passes FOLL_WRITE > where write was previously used. > > Signed-off-by: Ira Weiny Looks good, Reviewed-by: Dan Williams 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=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED 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 E6AC4C43381 for ; Fri, 22 Mar 2019 21:30:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B0ACF21900 for ; Fri, 22 Mar 2019 21:30:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="OH8NebHD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727743AbfCVVau (ORCPT ); Fri, 22 Mar 2019 17:30:50 -0400 Received: from mail-it1-f195.google.com ([209.85.166.195]:52341 "EHLO mail-it1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727411AbfCVVas (ORCPT ); Fri, 22 Mar 2019 17:30:48 -0400 Received: by mail-it1-f195.google.com with SMTP id g17so5760219ita.2; Fri, 22 Mar 2019 14:30:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Wgnh9GZfm6qdLmvZgnj3r3+BNlXkGOKn5T8ZaWKJok0=; b=OH8NebHDunzRV5JGQub2VtJ7qq4h4earirMR6lyAD1tbndqgaSQo6EHAFa1XOmj0Gs dVcO4mHB+I8Gzjx2PQQrJytnVorWQ136649AIwDqb+OrY0aZhZe/CAiDgikXseWKBQG2 FkOiYPQ3ReZiCpOVfobxEopPeTsjWAbW4arVQm7GeTBum/QFo7st3RTKFW/k4BUo6iKi qqrOWnIunmKP+BcjLSDh5OjjWDpxn9ZH3R47GB9vvFeHXdgr8SGbrbJmFBbpxMtnf7r8 gcRkEbTPG+V6sm+ujH2atRnCWCKSY69YXpLKQ3Gjo/8PWZNT9d+9uu3qs6PBsKPI7PrA gBBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Wgnh9GZfm6qdLmvZgnj3r3+BNlXkGOKn5T8ZaWKJok0=; b=gSYVd7QQ7qUNOQk1UmOSPTx7+XVdPmw6TYPnji/x9/rxOceC+Af6Ldc0R5ZyklR0M1 K8n0cyFd3WWkfPfU5m3vK7W0pTk3Ogtux/YTffOff0m6vEYWj9DofzgCoR650ZhhT78I +1bbwbC6q7RpR/ps/c4PNaAvnXTTW0smYW0ETZntt0sHMw3NVAwHETWZs9KNeF8Jt8OI GcFz5MZuc4IhfgRirZaJITjF1w2mrDlj4bNBURfPmcFuy3EPbU8nuHsYJuoxlYdsc3gy OpRRNOwy6vFEZt/eIuK1RpR0UIEJx39EaBWgrSqmjxLFzCQL3i+L0pDdLNId8j9Jcuoh mW8w== X-Gm-Message-State: APjAAAWg12cdImdBIwyTYzBZyrCTAAg5ziNGxktx9eyiVwR5qufW5Rh2 9RfRQ68sCcnkzDOHzdkkMQAL2q+uk1G2MZW1ri8= X-Google-Smtp-Source: APXvYqwmWYd90xIyw8yRh2ooXx60Z7HEDF1dbzChi7O8iR8by0Ikm8lKRK2GZFAQJ/A+sEyAwZAwm0xNODtGjD6Sum4= X-Received: by 2002:a24:21d5:: with SMTP id e204mr910352ita.56.1553290247101; Fri, 22 Mar 2019 14:30:47 -0700 (PDT) MIME-Version: 1.0 References: <20190317183438.2057-1-ira.weiny@intel.com> <20190317183438.2057-3-ira.weiny@intel.com> In-Reply-To: <20190317183438.2057-3-ira.weiny@intel.com> From: Dan Williams Date: Fri, 22 Mar 2019 14:30:35 -0700 Message-ID: Subject: Re: [RESEND 2/7] mm/gup: Change write parameter to flags in fast walk To: ira.weiny@intel.com Cc: Andrew Morton , John Hubbard , Michal Hocko , "Kirill A. Shutemov" , Peter Zijlstra , Jason Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , "David S. Miller" , Martin Schwidefsky , Heiko Carstens , Rich Felker , Yoshinori Sato , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Ralf Baechle , James Hogan , linux-mm , Linux Kernel Mailing List , linux-mips@vger.kernel.org, linuxppc-dev , linux-s390 , Linux-sh , sparclinux@vger.kernel.org, linux-rdma@vger.kernel.org, "netdev@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Mar 17, 2019 at 7:36 PM wrote: > > From: Ira Weiny > > In order to support more options in the GUP fast walk, change > the write parameter to flags throughout the call stack. > > This patch does not change functionality and passes FOLL_WRITE > where write was previously used. > > Signed-off-by: Ira Weiny Looks good, Reviewed-by: Dan Williams 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=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED 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 2D612C43381 for ; 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Shutemov" , Peter Zijlstra , Jason Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , "David S. Miller" , Martin Schwidefsky , Heiko Carstens , Rich Felker , Yoshinori Sato , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Ralf Baechle , James Hogan , linux-mm , Linux Kernel Mailing List , linux-mips@vger.kernel.org, linuxppc-dev , linux-s390 , Linux-sh , sparclinux@vger.kernel.org, linux-rdma@vger.kernel.org, "netdev@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" 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 Sun, Mar 17, 2019 at 7:36 PM wrote: > > From: Ira Weiny > > In order to support more options in the GUP fast walk, change > the write parameter to flags throughout the call stack. > > This patch does not change functionality and passes FOLL_WRITE > where write was previously used. > > Signed-off-by: Ira Weiny Looks good, Reviewed-by: Dan Williams 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=-3.5 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=unavailable 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 A2DD3C43381 for ; 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charset="UTF-8" X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Michal Hocko , Linux-sh , Peter Zijlstra , James Hogan , Heiko Carstens , linux-mips@vger.kernel.org, linux-mm , Rich Felker , Paul Mackerras , sparclinux@vger.kernel.org, linux-s390 , Yoshinori Sato , linux-rdma@vger.kernel.org, Jason Gunthorpe , Ingo Molnar , John Hubbard , Borislav Petkov , Thomas Gleixner , "netdev@vger.kernel.org" , Linux Kernel Mailing List , Ralf Baechle , Martin Schwidefsky , Andrew Morton , linuxppc-dev , "David S. Miller" , "Kirill A. Shutemov" Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sun, Mar 17, 2019 at 7:36 PM wrote: > > From: Ira Weiny > > In order to support more options in the GUP fast walk, change > the write parameter to flags throughout the call stack. > > This patch does not change functionality and passes FOLL_WRITE > where write was previously used. > > Signed-off-by: Ira Weiny Looks good, Reviewed-by: Dan Williams