[ARM] Ensure machine information structures aren't optimised away
Since the machine information structures are now static, the
compiler might optimise them away. Mark them with
__attribute_used__ to prevent this occuring.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/mach/arch.h b/include/asm-arm/mach/arch.h
index 7273c6f..eb262e07 100644
--- a/include/asm-arm/mach/arch.h
+++ b/include/asm-arm/mach/arch.h
@@ -50,6 +50,7 @@
*/
#define MACHINE_START(_type,_name) \
static const struct machine_desc __mach_desc_##_type \
+ __attribute_used__ \
__attribute__((__section__(".arch.info.init"))) = { \
.nr = MACH_TYPE_##_type, \
.name = _name,