From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-5.7 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 597897DD29 for ; Mon, 18 Nov 2019 12:01:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727146AbfKRMB1 (ORCPT ); Mon, 18 Nov 2019 07:01:27 -0500 Received: from mx2.suse.de ([195.135.220.15]:37310 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726518AbfKRMBZ (ORCPT ); Mon, 18 Nov 2019 07:01:25 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 8ECD9AFF6; Mon, 18 Nov 2019 12:01:20 +0000 (UTC) Received: by quack2.suse.cz (Postfix, from userid 1000) id CAC881E4AFE; Mon, 18 Nov 2019 10:47:37 +0100 (CET) Date: Mon, 18 Nov 2019 10:47:37 +0100 From: Jan Kara To: John Hubbard Cc: Andrew Morton , Al Viro , Alex Williamson , Benjamin Herrenschmidt , =?iso-8859-1?Q?Bj=F6rn_T=F6pel?= , Christoph Hellwig , Dan Williams , Daniel Vetter , Dave Chinner , David Airlie , "David S . Miller" , Ira Weiny , Jan Kara , Jason Gunthorpe , Jens Axboe , Jonathan Corbet , =?iso-8859-1?B?Suly9G1l?= Glisse , Magnus Karlsson , Mauro Carvalho Chehab , Michael Ellerman , Michal Hocko , Mike Kravetz , Paul Mackerras , Shuah Khan , Vlastimil Babka , bpf@vger.kernel.org, dri-devel@lists.freedesktop.org, kvm@vger.kernel.org, linux-block@vger.kernel.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-media@vger.kernel.org, linux-rdma@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org, linux-mm@kvack.org, LKML Subject: Re: [PATCH v5 06/24] goldish_pipe: rename local pin_user_pages() routine Message-ID: <20191118094737.GD17319@quack2.suse.cz> References: <20191115055340.1825745-1-jhubbard@nvidia.com> <20191115055340.1825745-7-jhubbard@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20191115055340.1825745-7-jhubbard@nvidia.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Thu 14-11-19 21:53:22, John Hubbard wrote: > 1. Avoid naming conflicts: rename local static function from > "pin_user_pages()" to "pin_goldfish_pages()". > > An upcoming patch will introduce a global pin_user_pages() > function. > > Reviewed-by: Jérôme Glisse > Reviewed-by: Ira Weiny > Signed-off-by: John Hubbard Looks good to me. You can add: Reviewed-by: Jan Kara Honza > --- > drivers/platform/goldfish/goldfish_pipe.c | 18 +++++++++--------- > 1 file changed, 9 insertions(+), 9 deletions(-) > > diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c > index cef0133aa47a..7ed2a21a0bac 100644 > --- a/drivers/platform/goldfish/goldfish_pipe.c > +++ b/drivers/platform/goldfish/goldfish_pipe.c > @@ -257,12 +257,12 @@ static int goldfish_pipe_error_convert(int status) > } > } > > -static int pin_user_pages(unsigned long first_page, > - unsigned long last_page, > - unsigned int last_page_size, > - int is_write, > - struct page *pages[MAX_BUFFERS_PER_COMMAND], > - unsigned int *iter_last_page_size) > +static int pin_goldfish_pages(unsigned long first_page, > + unsigned long last_page, > + unsigned int last_page_size, > + int is_write, > + struct page *pages[MAX_BUFFERS_PER_COMMAND], > + unsigned int *iter_last_page_size) > { > int ret; > int requested_pages = ((last_page - first_page) >> PAGE_SHIFT) + 1; > @@ -354,9 +354,9 @@ static int transfer_max_buffers(struct goldfish_pipe *pipe, > if (mutex_lock_interruptible(&pipe->lock)) > return -ERESTARTSYS; > > - pages_count = pin_user_pages(first_page, last_page, > - last_page_size, is_write, > - pipe->pages, &iter_last_page_size); > + pages_count = pin_goldfish_pages(first_page, last_page, > + last_page_size, is_write, > + pipe->pages, &iter_last_page_size); > if (pages_count < 0) { > mutex_unlock(&pipe->lock); > return pages_count; > -- > 2.24.0 > -- Jan Kara SUSE Labs, CR