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[71.126.255.178]) by smtp.gmail.com with UTF8SMTPSA id 6a1803df08f44-7051ba6c8fesm45065406d6.61.2025.07.21.16.24.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Jul 2025 16:24:36 -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=20Sala=C3=BCn?= , =?UTF-8?q?G=C3=BCnther=20Noack?= , Kees Cook , Micah Morton , Casey Schaufler , Tetsuo Handa , Nicolas Bouchinet , Xiu Jianfeng Subject: [RFC PATCH v2 34/34] lsm: add a LSM_STARTED_ALL notification event Date: Mon, 21 Jul 2025 19:21:37 -0400 Message-ID: <20250721232142.77224-70-paul@paul-moore.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250721232142.77224-36-paul@paul-moore.com> References: <20250721232142.77224-36-paul@paul-moore.com> Precedence: bulk X-Mailing-List: selinux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1016; i=paul@paul-moore.com; h=from:subject; bh=p1vICmxi1fti6S9Rw6hUCN1R72nz6xE9UXNQI1bkhho=; b=owEBbQKS/ZANAwAKAeog8tqXN4lzAcsmYgBofswAXBx6NWMyJEJMRwP7xcIS0YcighZyL1XRC o9zC8SWyIGJAjMEAAEKAB0WIQRLQqjPB/KZ1VSXfu/qIPLalzeJcwUCaH7MAAAKCRDqIPLalzeJ c2Y+EACxlYqRC7OtM0sPAuXTBNwmxXyRFadMAec8uYiYBeLQcIb9z9adT/AtuUPB03TijrKxKfE yotpamSHDQRcBg1wFEK3WJjGdqzOQzq8ahht2p6ljIof6fGXFdrTJ7EJrvxZNN/Bgitw0bEHUC1 ksThdik4B1SPn5ZmgfzeMXsu+x/d9fIULud3ctgKJ8klW0tKBIFwQ1bkXvM7UkL8NlyAb9g1Bmd C+eClH8c8p1oE3RH9Gq47NMJQq3PMsqo/A3Jr8fMysAiAhFg4qRxtTokkE2z0yJNZLqEs07STD0 ZjxQUvcmI+6m0WC2qYI/nF6jpxL60ItU6Ds39ddAw2tvU1jwvifTjAVKt4vxxwIUmd5jjMM35TS QmtytVb265qXHqo6mQrMtfQQoHphcLkea4hMiNE3/7Yqi6YyUD9DEBr22lfgqqFhMHzfwXUnO07 Q/PpC+O+XDCumMduXX+DOy5ATJ/XEZuBtRff+0hlMsjLGnbVUGjGk/vZfa46dqXXimye0U8sHIB UuVuNpgT3v2cRTS3sc712Yxcet0skb6Q1PciC8+fgqmO/7ojJwKS/waPreCG0Vv0jp1lb2AzVv8 PwKAeGjpiUOL5UX3jVnS9lfDNkqn7OKw41WD8AwVtIrf6ftJSl6QY+qDXcOZJ+6lT1RyMYE/aBp /7OB7g8AVqWFNgw== X-Developer-Key: i=paul@paul-moore.com; a=openpgp; fpr=7100AADFAE6E6E940D2E0AD655E45A5AE8CA7C8A Content-Transfer-Encoding: 8bit Add a new LSM notifier event, LSM_STARTED_ALL, which is fired once at boot when all of the LSMs have been started. Reviewed-by: Kees Cook Signed-off-by: Paul Moore --- 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 c57a9a7499ea..b9cace094f0f 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 f178a9a2f9d4..6812a13f64c9 100644 --- a/security/lsm_init.c +++ b/security/lsm_init.c @@ -550,6 +550,7 @@ 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; } -- 2.50.1