Blackfin arch: mark init_pda as __init as only __init funcs all it

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

arch/blackfin/mm/init.c

diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c
index d0532b7..9c3629b 100644
--- a/arch/blackfin/mm/init.c
+++ b/arch/blackfin/mm/init.c
@@ -104,7 +104,7 @@
 	}
 }
 
-asmlinkage void init_pda(void)
+asmlinkage void __init init_pda(void)
 {
 	unsigned int cpu = raw_smp_processor_id();