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Tue, 8 Feb 2022 01:42:13 +0000 (GMT) Received: from li-f45666cc-3089-11b2-a85c-c57d1a57929f.ibm.com.com (unknown [9.65.90.153]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 8 Feb 2022 01:42:13 +0000 (GMT) From: Mimi Zohar To: linux-integrity@vger.kernel.org Cc: Mimi Zohar , Eric Biggers , Stefan Berger , linux-fscrypt@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 1/8] ima: rename IMA_ACTION_FLAGS to IMA_NONACTION_FLAGS Date: Mon, 7 Feb 2022 20:41:33 -0500 Message-Id: <20220208014140.483447-2-zohar@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220208014140.483447-1-zohar@linux.ibm.com> References: <20220208014140.483447-1-zohar@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: fMaOV1Yxc0Gb8MUcm6BYPR-O0w48Zowa X-Proofpoint-GUID: fMaOV1Yxc0Gb8MUcm6BYPR-O0w48Zowa X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-07_07,2022-02-07_02,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 adultscore=0 priorityscore=1501 mlxscore=0 phishscore=0 spamscore=0 malwarescore=0 impostorscore=0 bulkscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202080006 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Simple policy rule options, such as fowner, uid, or euid, can be checked immediately, while other policy rule options, such as requiring a file signature, need to be deferred. The 'flags' field in the integrity_iint_cache struct contains the policy action', 'subaction', and non action/subaction. action: measure/measured, appraise/appraised, (collect)/collected, audit/audited subaction: appraise status for each hook (e.g. file, mmap, bprm, read, creds) non action/subaction: deferred policy rule options and state Rename the IMA_ACTION_FLAGS to IMA_NONACTION_FLAGS. Signed-off-by: Mimi Zohar --- security/integrity/ima/ima_main.c | 2 +- security/integrity/ima/ima_policy.c | 2 +- security/integrity/integrity.h | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 8ed6da428328..7c80dfe2c7a5 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -263,7 +263,7 @@ static int process_measurement(struct file *file, const struct cred *cred, /* reset appraisal flags if ima_inode_post_setattr was called */ iint->flags &= ~(IMA_APPRAISE | IMA_APPRAISED | IMA_APPRAISE_SUBMASK | IMA_APPRAISED_SUBMASK | - IMA_ACTION_FLAGS); + IMA_NONACTION_FLAGS); /* * Re-evaulate the file if either the xattr has changed or the diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index 90f528558adc..a0f3775cbd82 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -712,7 +712,7 @@ int ima_match_policy(struct user_namespace *mnt_userns, struct inode *inode, func, mask, func_data)) continue; - action |= entry->flags & IMA_ACTION_FLAGS; + action |= entry->flags & IMA_NONACTION_FLAGS; action |= entry->action & IMA_DO_MASK; if (entry->action & IMA_APPRAISE) { diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h index 547425c20e11..d045dccd415a 100644 --- a/security/integrity/integrity.h +++ b/security/integrity/integrity.h @@ -30,8 +30,8 @@ #define IMA_HASH 0x00000100 #define IMA_HASHED 0x00000200 -/* iint cache flags */ -#define IMA_ACTION_FLAGS 0xff000000 +/* iint policy rule cache flags */ +#define IMA_NONACTION_FLAGS 0xff000000 #define IMA_DIGSIG_REQUIRED 0x01000000 #define IMA_PERMIT_DIRECTIO 0x02000000 #define IMA_NEW_FILE 0x04000000 -- 2.27.0