linux/export.h: rename 'sec' argument to 'license'

Now, EXPORT_SYMBOL() is populated in two stages. In the first stage,
all of EXPORT_SYMBOL/EXPORT_SYMBOL_GPL go into the same section,
'.export_symbol'.

'sec' does not make sense any more. Rename it to 'license'.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>

include/linux/export.h

@@ -57,11 +57,11 @@ extern struct module __this_module;
  * be reused in other execution contexts such as the UEFI stub or the
  * decompressor.
  */
-#define __EXPORT_SYMBOL(sym, sec, ns)
+#define __EXPORT_SYMBOL(sym, license, ns)
 
 #elif defined(__GENKSYMS__)
 
-#define __EXPORT_SYMBOL(sym, sec, ns)	__GENKSYMS_EXPORT_SYMBOL(sym)
+#define __EXPORT_SYMBOL(sym, license, ns)	__GENKSYMS_EXPORT_SYMBOL(sym)
 
 #elif defined(__ASSEMBLY__)
 
@@ -78,9 +78,9 @@ extern struct module __this_module;
 #endif /* CONFIG_MODULES */
 
 #ifdef DEFAULT_SYMBOL_NAMESPACE
-#define _EXPORT_SYMBOL(sym, sec)	__EXPORT_SYMBOL(sym, sec, __stringify(DEFAULT_SYMBOL_NAMESPACE))
+#define _EXPORT_SYMBOL(sym, license)	__EXPORT_SYMBOL(sym, license, __stringify(DEFAULT_SYMBOL_NAMESPACE))
 #else
-#define _EXPORT_SYMBOL(sym, sec)	__EXPORT_SYMBOL(sym, sec, "")
+#define _EXPORT_SYMBOL(sym, license)	__EXPORT_SYMBOL(sym, license, "")
 #endif
 
 #define EXPORT_SYMBOL(sym)		_EXPORT_SYMBOL(sym, "")

include/linux/pm.h

@@ -375,14 +375,14 @@ const struct dev_pm_ops name = { \
 }
 
 #ifdef CONFIG_PM
-#define _EXPORT_DEV_PM_OPS(name, sec, ns)				\
+#define _EXPORT_DEV_PM_OPS(name, license, ns)				\
 	const struct dev_pm_ops name;					\
-	__EXPORT_SYMBOL(name, sec, ns);					\
+	__EXPORT_SYMBOL(name, license, ns);				\
 	const struct dev_pm_ops name
 #define EXPORT_PM_FN_GPL(name)		EXPORT_SYMBOL_GPL(name)
 #define EXPORT_PM_FN_NS_GPL(name, ns)	EXPORT_SYMBOL_NS_GPL(name, ns)
 #else
-#define _EXPORT_DEV_PM_OPS(name, sec, ns)				\
+#define _EXPORT_DEV_PM_OPS(name, license, ns)				\
 	static __maybe_unused const struct dev_pm_ops __static_##name
 #define EXPORT_PM_FN_GPL(name)
 #define EXPORT_PM_FN_NS_GPL(name, ns)