linux-kernel - [PATCH 02/18] LSM: Rename .security_initcall section to .lsm

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Message-Id: <20180916003059.1046-3-keescook@chromium.org>
Date:   Sat, 15 Sep 2018 17:30:43 -0700
From:   Kees Cook <keescook@...omium.org>
To:     James Morris <jmorris@...ei.org>
Cc:     Kees Cook <keescook@...omium.org>,
        Casey Schaufler <casey@...aufler-ca.com>,
        John Johansen <john.johansen@...onical.com>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        Paul Moore <paul@...l-moore.com>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        "Schaufler, Casey" <casey.schaufler@...el.com>,
        LSM <linux-security-module@...r.kernel.org>,
        LKLM <linux-kernel@...r.kernel.org>
Subject: [PATCH 02/18] LSM: Rename .security_initcall section to .lsm_info

In preparation for switching from initcall to just a regular set of
pointers in a section, rename the internal section name.

Signed-off-by: Kees Cook <keescook@...omium.org>
---
 include/asm-generic/vmlinux.lds.h | 10 +++++-----
 include/linux/init.h              |  4 ++--
 security/security.c               |  4 ++--
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 934a45395547..5079a969e612 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -787,14 +787,14 @@
 		__con_initcall_end = .;
 
 #define SECURITY_INITCALL						\
-		__security_initcall_start = .;				\
-		KEEP(*(.security_initcall.init))			\
-		__security_initcall_end = .;
+		__start_lsm_info = .;					\
+		KEEP(*(.lsm_info.init))					\
+		__end_lsm_info = .;
 
 /* Older linker script style for security init. */
 #define SECURITY_INIT							\
-	.security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \
-		SECURITY_INITCALL					\
+	.lsm_info.init : AT(ADDR(.lsm_info.init) - LOAD_OFFSET) {	\
+		LSM_INFO						\
 	}
 
 #ifdef CONFIG_BLK_DEV_INITRD
diff --git a/include/linux/init.h b/include/linux/init.h
index 2538d176dd1f..77636539e77c 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -133,7 +133,7 @@ static inline initcall_t initcall_from_entry(initcall_entry_t *entry)
 #endif
 
 extern initcall_entry_t __con_initcall_start[], __con_initcall_end[];
-extern initcall_entry_t __security_initcall_start[], __security_initcall_end[];
+extern initcall_entry_t __start_lsm_info[], __end_lsm_info[];
 
 /* Used for contructor calls. */
 typedef void (*ctor_fn_t)(void);
@@ -236,7 +236,7 @@ extern bool initcall_debug;
 	static exitcall_t __exitcall_##fn __exit_call = fn
 
 #define console_initcall(fn)	___define_initcall(fn,, .con_initcall)
-#define security_initcall(fn)	___define_initcall(fn,, .security_initcall)
+#define security_initcall(fn)	___define_initcall(fn,, .lsm_info)
 
 struct obs_kernel_param {
 	const char *str;
diff --git a/security/security.c b/security/security.c
index 736e78da1ab9..d49d5ff8be4b 100644
--- a/security/security.c
+++ b/security/security.c
@@ -51,9 +51,9 @@ static void __init do_security_initcalls(void)
 	initcall_t call;
 	initcall_entry_t *ce;
 
-	ce = __security_initcall_start;
+	ce = __start_lsm_info;
 	trace_initcall_level("security");
-	while (ce < __security_initcall_end) {
+	while (ce < __end_lsm_info) {
 		call = initcall_from_entry(ce);
 		trace_initcall_start(call);
 		ret = call();
-- 
2.17.1