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From: Kees Cook <keescook@chromium.org>
To: James Morris <jmorris@namei.org>
Cc: Kees Cook <keescook@chromium.org>,
	Casey Schaufler <casey@schaufler-ca.com>,
	John Johansen <john.johansen@canonical.com>,
	Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	Paul Moore <paul@paul-moore.com>,
	Stephen Smalley <sds@tycho.nsa.gov>,
	"Schaufler, Casey" <casey.schaufler@intel.com>,
	LSM <linux-security-module@vger.kernel.org>,
	Jonathan Corbet <corbet@lwn.net>,
	linux-doc@vger.kernel.org, linux-arch@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH security-next v2 08/26] LSM: Record LSM name in struct lsm_info
Date: Thu, 20 Sep 2018 09:23:20 -0700	[thread overview]
Message-ID: <20180920162338.21060-9-keescook@chromium.org> (raw)
In-Reply-To: <20180920162338.21060-1-keescook@chromium.org>

In preparation for making LSM selections outside of the LSMs, include
the name of LSMs in struct lsm_info.

Signed-off-by: Kees Cook <keescook@chromium.org>
---
 include/linux/lsm_hooks.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 02ec717189f9..543636f18152 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -2040,16 +2040,20 @@ extern void security_add_hooks(struct security_hook_list *hooks, int count,
 				char *lsm);
 
 struct lsm_info {
+	const char *name;	/* Populated automatically. */
 	int (*init)(void);
 };
 
 extern struct lsm_info __start_lsm_info[], __end_lsm_info[];
 
 #define DEFINE_LSM(lsm)							\
+	static const char __lsm_name_##lsm[] __initconst		\
+		__aligned(1) = #lsm;					\
 	static struct lsm_info __lsm_##lsm				\
 		__used __section(.lsm_info.init)			\
 		__aligned(sizeof(unsigned long))			\
 		= {							\
+			.name = __lsm_name_##lsm,			\
 
 #define END_LSM	  }
 
-- 
2.17.1


  parent reply	other threads:[~2018-09-20 16:24 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-20 16:23 [PATCH security-next v2 00/26] LSM: Explict LSM ordering Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 01/26] LSM: Correctly announce start of LSM initialization Kees Cook
2018-09-20 23:39   ` Casey Schaufler
2018-09-20 16:23 ` [PATCH security-next v2 02/26] vmlinux.lds.h: Avoid copy/paste of security_init section Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 03/26] LSM: Rename .security_initcall section to .lsm_info Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 04/26] LSM: Remove initcall tracing Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 05/26] LSM: Convert from initcall to struct lsm_info Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 06/26] vmlinux.lds.h: Move LSM_TABLE into INIT_DATA Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 07/26] LSM: Convert security_initcall() into DEFINE_LSM() Kees Cook
2018-09-20 16:23 ` Kees Cook [this message]
2018-09-20 16:23 ` [PATCH security-next v2 09/26] LSM: Provide init debugging infrastructure Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 10/26] LSM: Don't ignore initialization failures Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 11/26] LSM: Introduce LSM_FLAG_LEGACY_MAJOR Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 12/26] LSM: Provide separate ordered initialization Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 13/26] LSM: Plumb visibility into optional "enabled" state Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 14/26] LSM: Lift LSM selection out of individual LSMs Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 15/26] LSM: Introduce lsm.enable= and lsm.disable= Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 16/26] LSM: Prepare for reorganizing "security=" logic Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 17/26] LSM: Refactor "security=" in terms of enable/disable Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 18/26] LSM: Build ordered list of ordered LSMs for init Kees Cook
2018-09-21  0:04   ` Casey Schaufler
2018-09-21  0:37     ` Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 19/26] LSM: Introduce CONFIG_LSM_ORDER Kees Cook
2018-09-21  0:10   ` Casey Schaufler
2018-09-21  0:14     ` Casey Schaufler
2018-09-20 16:23 ` [PATCH security-next v2 20/26] LSM: Introduce "lsm.order=" for boottime ordering Kees Cook
2018-09-21  0:12   ` Casey Schaufler
2018-09-21  0:40     ` Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 21/26] LoadPin: Initialize as ordered LSM Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 22/26] Yama: " Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 23/26] LSM: Introduce enum lsm_order Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 24/26] capability: Mark as LSM_ORDER_FIRST Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 25/26] LSM: Separate idea of "major" LSM from "exclusive" LSM Kees Cook
2018-09-20 16:23 ` [PATCH security-next v2 26/26] LSM: Add all exclusive LSMs to ordered initialization Kees Cook
2018-09-21  0:25   ` Casey Schaufler
2018-09-21  0:45     ` Kees Cook
2018-09-21  1:10       ` Casey Schaufler
2018-09-21  1:39         ` John Johansen
2018-09-21  2:05           ` Kees Cook
2018-09-21  2:14             ` John Johansen
2018-09-21  3:02               ` Kees Cook
2018-09-21 13:19                 ` John Johansen
2018-09-21 14:57                   ` Casey Schaufler
2018-09-20 20:14 ` [PATCH security-next v2 00/26] LSM: Explict LSM ordering Martin Steigerwald
2018-09-20 21:55   ` Kees Cook

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