From patchwork Wed Dec 12 09:50:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chandan Rajendra X-Patchwork-Id: 1011743 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-ext4-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.vnet.ibm.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43FBsN3kLsz9s3Z for ; Wed, 12 Dec 2018 20:51:20 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726877AbeLLJvT (ORCPT ); Wed, 12 Dec 2018 04:51:19 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:51116 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726896AbeLLJvT (ORCPT ); Wed, 12 Dec 2018 04:51:19 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id wBC9njVj057259 for ; Wed, 12 Dec 2018 04:51:18 -0500 Received: from e35.co.us.ibm.com (e35.co.us.ibm.com [32.97.110.153]) by mx0a-001b2d01.pphosted.com with ESMTP id 2pax8252vr-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 12 Dec 2018 04:51:18 -0500 Received: from localhost by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Wed, 12 Dec 2018 09:51:10 -0000 Received: from b03ledav003.gho.boulder.ibm.com (b03ledav003.gho.boulder.ibm.com [9.17.130.234]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id wBC9p8VH24182906 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 12 Dec 2018 09:51:08 GMT Received: from b03ledav003.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 236C96A04F; Wed, 12 Dec 2018 09:51:08 +0000 (GMT) Received: from b03ledav003.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2A7696A051; Wed, 12 Dec 2018 09:50:59 +0000 (GMT) Received: from localhost.localdomain.com (unknown [9.85.69.92]) by b03ledav003.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 12 Dec 2018 09:50:58 +0000 (GMT) From: Chandan Rajendra To: linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-doc@vger.kernel.org, linux-mips@linux-mips.org, linux-s390@vger.kernel.org, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org Cc: Chandan Rajendra , tytso@mit.edu, adilger.kernel@dilger.ca, ebiggers@kernel.org, jaegeuk@kernel.org, yuchao0@huawei.com, corbet@lwn.net, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, green.hu@gmail.com, deanbo422@gmail.com, schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com, richard@nod.at, dedekind1@gmail.com, adrian.hunter@intel.com, viro@zeniv.linux.org.uk Subject: [PATCH V5 4/9] Add S_VERITY and IS_VERITY() Date: Wed, 12 Dec 2018 15:20:13 +0530 X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181212095018.12648-1-chandan@linux.vnet.ibm.com> References: <20181212095018.12648-1-chandan@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 18121209-0012-0000-0000-000016E8A020 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00010214; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000270; SDB=6.01130624; UDB=6.00587518; IPR=6.00910758; MB=3.00024664; MTD=3.00000008; XFM=3.00000015; UTC=2018-12-12 09:51:16 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18121209-0013-0000-0000-0000556D67E8 Message-Id: <20181212095018.12648-5-chandan@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-12-12_03:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound 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-1812120087 Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Similar to S_ENCRYPTED/IS_ENCRYPTED(), this commit adds S_VERITY/IS_VERITY() to be able to check if a VFS inode has verity information associated with it. Reviewed-by: Eric Biggers Signed-off-by: Chandan Rajendra --- include/linux/fs.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index 389a35e028bf..de602d9f8d0e 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1938,6 +1938,7 @@ struct super_operations { #define S_DAX 0 /* Make all the DAX code disappear */ #endif #define S_ENCRYPTED 16384 /* Encrypted file (using fs/crypto/) */ +#define S_VERITY 32768 /* Verity file (using fs/verity/) */ /* * Note that nosuid etc flags are inode-specific: setting some file-system @@ -1978,6 +1979,7 @@ static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags #define IS_NOSEC(inode) ((inode)->i_flags & S_NOSEC) #define IS_DAX(inode) ((inode)->i_flags & S_DAX) #define IS_ENCRYPTED(inode) ((inode)->i_flags & S_ENCRYPTED) +#define IS_VERITY(inode) ((inode)->i_flags & S_VERITY) #define IS_WHITEOUT(inode) (S_ISCHR(inode->i_mode) && \ (inode)->i_rdev == WHITEOUT_DEV)