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Tue, 23 Apr 2019 14:18:43 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3020.oracle.com with ESMTP id 2s0dwe9ju8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 23 Apr 2019 14:18:43 +0000 Received: from abhmp0006.oracle.com (abhmp0006.oracle.com [141.146.116.12]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x3NEIcX7004255; Tue, 23 Apr 2019 14:18:38 GMT Received: from dhcp-burlington7-2nd-B-east-10-152-55-162.usdhcp.oraclecorp.com (/10.152.32.65) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 23 Apr 2019 07:18:38 -0700 Subject: Re: [PATCH 2/3] xen/swiotlb: simplify range_straddles_page_boundary() To: Juergen Gross , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org Cc: konrad.wilk@oracle.com, sstabellini@kernel.org References: <20190423105457.17502-1-jgross@suse.com> <20190423105457.17502-3-jgross@suse.com> From: Boris Ostrovsky Openpgp: preference=signencrypt Autocrypt: addr=boris.ostrovsky@oracle.com; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190423105457.17502-3-jgross@suse.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9235 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904230097 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9235 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904230097 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/23/19 6:54 AM, Juergen Gross wrote: > range_straddles_page_boundary() is open coding several macros from > include/xen/page.h. Use those instead. Additionally there is no need > to have check_pages_physically_contiguous() as a separate function as > it is used only once, so merge it into range_straddles_page_boundary(). > > Signed-off-by: Juergen Gross Reviewed-by: Boris Ostrovsky