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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,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 75C05C433DB for ; Wed, 6 Jan 2021 14:52:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3AAAE23106 for ; Wed, 6 Jan 2021 14:52:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726852AbhAFOwm (ORCPT ); Wed, 6 Jan 2021 09:52:42 -0500 Received: from aserp2120.oracle.com ([141.146.126.78]:59658 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726499AbhAFOwl (ORCPT ); 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Wed, 6 Jan 2021 14:51:14 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3030.oracle.com with ESMTP id 35v4rcrryg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 06 Jan 2021 14:51:14 +0000 Received: from abhmp0006.oracle.com (abhmp0006.oracle.com [141.146.116.12]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 106EpB1w011216; Wed, 6 Jan 2021 14:51:12 GMT Received: from kadam (/102.36.221.92) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 06 Jan 2021 06:51:08 -0800 Date: Wed, 6 Jan 2021 17:51:00 +0300 From: Dan Carpenter To: Zheng Yongjun Cc: clabbe@baylibre.com, mchehab@kernel.org, mjpeg-users@lists.sourceforge.net, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org Subject: Re: [PATCH -next] media: zoran: use resource_size Message-ID: <20210106145100.GJ2809@kadam> References: <20210106131702.32507-1-zhengyongjun3@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210106131702.32507-1-zhengyongjun3@huawei.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9855 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 mlxscore=0 bulkscore=0 suspectscore=0 spamscore=0 adultscore=0 malwarescore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101060093 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9855 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 bulkscore=0 spamscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 suspectscore=0 priorityscore=1501 mlxscore=0 malwarescore=0 clxscore=1011 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101060093 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jan 06, 2021 at 09:17:02PM +0800, Zheng Yongjun wrote: > Use resource_size rather than a verbose computation on > the end and start fields. > > Signed-off-by: Zheng Yongjun > --- > drivers/staging/media/zoran/zoran_driver.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/staging/media/zoran/zoran_driver.c b/drivers/staging/media/zoran/zoran_driver.c > index 808196ea5b81..d60b4c73ea80 100644 > --- a/drivers/staging/media/zoran/zoran_driver.c > +++ b/drivers/staging/media/zoran/zoran_driver.c > @@ -1020,7 +1020,7 @@ int zoran_queue_init(struct zoran *zr, struct vb2_queue *vq) > vq->buf_struct_size = sizeof(struct zr_buffer); > vq->ops = &zr_video_qops; > vq->mem_ops = &vb2_dma_contig_memops; > - vq->gfp_flags = GFP_DMA32, > + vq->gfp_flags = GFP_DMA32; The commit doesn't match the patch. Also this driver is in staging because it's going to be deleted soon so there probably isn't much point doing cleanups. If you're looking at the Smatch resource_size() message, then that's a tricky thing because of the + 1 on part of the "end - start + 1"... It's sometimes hard to know if we should add the + 1 which resource_size() does or not. (That check is ancient and not up to modern standards). regards, dan carpenter