From patchwork Wed Jun 21 18:18:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mimi Zohar X-Patchwork-Id: 9802525 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2A182608A0 for ; Wed, 21 Jun 2017 18:20:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1E9472867C for ; Wed, 21 Jun 2017 18:20:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0D33A28682; Wed, 21 Jun 2017 18:20:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4B198286BD for ; Wed, 21 Jun 2017 18:20:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752155AbdFUSUC (ORCPT ); Wed, 21 Jun 2017 14:20:02 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:48972 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751754AbdFUSUB (ORCPT ); Wed, 21 Jun 2017 14:20:01 -0400 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v5LIJAFE065446 for ; Wed, 21 Jun 2017 14:20:00 -0400 Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) by mx0b-001b2d01.pphosted.com with ESMTP id 2b7ts724gk-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 21 Jun 2017 14:20:00 -0400 Received: from localhost by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 22 Jun 2017 04:19:57 +1000 Received: from d23relay09.au.ibm.com (202.81.31.228) by e23smtp08.au.ibm.com (202.81.31.205) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 22 Jun 2017 04:19:54 +1000 Received: from d23av05.au.ibm.com (d23av05.au.ibm.com [9.190.234.119]) by d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v5LIJkek6816158; Thu, 22 Jun 2017 04:19:54 +1000 Received: from d23av05.au.ibm.com (localhost [127.0.0.1]) by d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v5LIJLmL028188; Thu, 22 Jun 2017 04:19:22 +1000 Received: from localhost.localdomain.com ([9.80.97.110]) by d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v5LIJ1gX027128; Thu, 22 Jun 2017 04:19:18 +1000 From: Mimi Zohar To: Christoph Hellwig , Al Viro Cc: Mimi Zohar , James Morris , linux-fsdevel@vger.kernel.org, linux-ima-devel@lists.sourceforge.net, linux-security-module@vger.kernel.org, Hugh Dickins , linux-mm@kvack.org Subject: [PATCH v2 05/10] tmpfs: define integrity_read method Date: Wed, 21 Jun 2017 14:18:25 -0400 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498069110-10009-1-git-send-email-zohar@linux.vnet.ibm.com> References: <1498069110-10009-1-git-send-email-zohar@linux.vnet.ibm.com> X-TM-AS-MML: disable x-cbid: 17062118-0048-0000-0000-00000247CD8F X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17062118-0049-0000-0000-000047F87533 Message-Id: <1498069110-10009-6-git-send-email-zohar@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-06-21_04:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1706210306 Sender: owner-linux-security-module@vger.kernel.org Precedence: bulk List-ID: X-Virus-Scanned: ClamAV using ClamSMTP Define an ->integrity_read file operation method to read data for integrity hash collection. Signed-off-by: Mimi Zohar --- mm/shmem.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/shmem.c b/mm/shmem.c index e67d6ba4e98e..16958b20946f 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -3846,6 +3846,7 @@ static const struct file_operations shmem_file_operations = { .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, .fallocate = shmem_fallocate, + .integrity_read = shmem_file_read_iter, #endif };