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[71.126.255.178]) by smtp.gmail.com with UTF8SMTPSA id 6a1803df08f44-6f0de95fdd1sm10572126d6.18.2025.04.09.11.53.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Apr 2025 11:53:55 -0700 (PDT) From: Paul Moore To: linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, selinux@vger.kernel.org Cc: John Johansen , Mimi Zohar , Roberto Sassu , Fan Wu , =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= , =?utf-8?q?G=C3=BCnt?= =?utf-8?q?her_Noack?= , Kees Cook , Micah Morton , Casey Schaufler , Tetsuo Handa Subject: [RFC PATCH 28/29] lsm: add a LSM_STARTED_ALL notification event Date: Wed, 9 Apr 2025 14:50:13 -0400 Message-ID: <20250409185019.238841-59-paul@paul-moore.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250409185019.238841-31-paul@paul-moore.com> References: <20250409185019.238841-31-paul@paul-moore.com> Precedence: bulk X-Mailing-List: linux-integrity@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=974; i=paul@paul-moore.com; h=from:subject; bh=EOhKFjWPk2W+JME5T82mhmndtBkKJ4lU4BvvjUFikbE=; b=owEBbQKS/ZANAwAIAeog8tqXN4lzAcsmYgBn9sIVMDPtmaBS3eTRatijsag/DCisyb4Lmzoy2 Rs47FQHppuJAjMEAAEIAB0WIQRLQqjPB/KZ1VSXfu/qIPLalzeJcwUCZ/bCFQAKCRDqIPLalzeJ c/RFD/4o3uzOvFwpzkMnP8y/Ozb/Np5gbUiHvWCt3vtNSOHqvzf0kuvVf7K5dmKldtN9VG7Fezu fWYpsoGhZq1z49oePGfOIAM4XWj0xIayB/J7ufugfCI31/BQHMPk34mgdIpFiRlFjMTJD1KFpWg ZYWf+18CAuYoS9wIZmHMJlsCWtYzYOXy/ahoakG3nmIJ4Z+GmMq+ofY3qFV4zo2Eo6v+61VGyNZ Uq6hHMbSW2PfT0Is3JBP2lOhMOmnFKkhRKKCwDoLihPwYTIQdtu+qaK7y8LC7ucVTU0cAXT6RGL eFpYPjQJaKBmUvbBLfxv5Tc42Uv7cWQ+q1qfZo5bHyN48RutQHFZVbvJ1D7JWF0vsgj114lQaeZ m7Mu4Gms3TrcFwXePRReawxy9shpXmPvBOZQxu1ZRpfm9M+jkSy6x4QzBNaWT5LogVX85zm3m8A 7ibswbi2ktT2WSqTN3qF9mYhOoMAKnaEGmvyWG/7hPZTAHtTZx9SMnExdo1qacaqvgfKszoEnqK IGORQ4NgoeRN3eDQ//A1nhOVv5t2+yBkmRYY36PlyByhrLMSyspPDATpYz+WAEnV70rUObVJ8Xe BYGN0lmKkTl2Eketjbl9HRhYZkElCMGP+VjXuLOBTTDLVDMDDP4fF1NBNSYKygjirwv9SRmxVEc osl1Vp92YTaoFUg== X-Developer-Key: i=paul@paul-moore.com; a=openpgp; fpr=7100AADFAE6E6E940D2E0AD655E45A5AE8CA7C8A Add a new LSM notifier event, LSM_STARTED_ALL, which is fired once at boot when all of the LSMs have been started. Signed-off-by: Paul Moore Reviewed-by: Kees Cook --- include/linux/security.h | 1 + security/lsm_init.c | 1 + 2 files changed, 2 insertions(+) diff --git a/include/linux/security.h b/include/linux/security.h index 8aac21787a9f..a0ff4fc69375 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -85,6 +85,7 @@ struct timezone; enum lsm_event { LSM_POLICY_CHANGE, + LSM_STARTED_ALL, }; struct dm_verity_digest { diff --git a/security/lsm_init.c b/security/lsm_init.c index c0881407ca3f..cad6d243a2a6 100644 --- a/security/lsm_init.c +++ b/security/lsm_init.c @@ -553,6 +553,7 @@ static int __init security_initcall_late(void) rc = lsm_initcall(late); lsm_pr_dbg("all enabled LSMs fully activated\n"); + call_blocking_lsm_notifier(LSM_STARTED_ALL, NULL); return rc; }