[ARM] use __used attribute

Use the newly introduced __used attribute in place of the deprecated
__attribute_used__. Functionally the same.

Signed-off-by: David Rientjes <[e-mail]>
Signed-off-by: Russell King <[e-mail]>

arch/arm/kernel/armksyms.c

···
 #define EXPORT_SYMBOL_ALIAS(sym,orig)		\
  EXPORT_CRC_ALIAS(sym)				\
  static const struct kernel_symbol __ksymtab_##sym	\
-  __attribute_used__ __attribute__((section("__ksymtab"))) =	\
+  __used __attribute__((section("__ksymtab"))) =	\
     { (unsigned long)&orig, #sym };
 
 /*

include/asm-arm/mach/arch.h

···
  */
 #define MACHINE_START(_type,_name)			\
 static const struct machine_desc __mach_desc_##_type	\
- __attribute_used__					\
+ __used							\
  __attribute__((__section__(".arch.info.init"))) = {	\
 	.nr		= MACH_TYPE_##_type,		\
 	.name		= _name,

include/asm-arm/setup.h

···
 
 #ifdef __KERNEL__
 
-#define __tag __attribute_used__ __attribute__((__section__(".taglist.init")))
+#define __tag __used __attribute__((__section__(".taglist.init")))
 #define __tagtable(tag, fn) \
 static struct tagtable __tagtable_##fn __tag = { tag, fn }
 
···
 };
 
 #define __early_param(name,fn)					\
-static struct early_params __early_##fn __attribute_used__	\
+static struct early_params __early_##fn __used			\
 __attribute__((__section__(".early_param.init"))) = { name, fn }
 
 #endif  /*  __KERNEL__  */

include/asm-arm26/setup.h

···
 	int (*parse)(const struct tag *);
 };
 
-#define __tag __attribute_used__ __attribute__((__section__(".taglist")))
+#define __tag __used __attribute__((__section__(".taglist")))
 #define __tagtable(tag, fn) \
 static struct tagtable __tagtable_##fn __tag = { tag, fn }