remove __attribute_used__

Remove the deprecated __attribute_used__.

[Introduce __section in a few places to silence checkpatch /sam]

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/arch/sparc64/kernel/unaligned.c b/arch/sparc64/kernel/unaligned.c
index 953be81..dc7bf1b 100644
--- a/arch/sparc64/kernel/unaligned.c
+++ b/arch/sparc64/kernel/unaligned.c
@@ -175,7 +175,7 @@
 }
 
 /* This is just to make gcc think die_if_kernel does return... */
-static void __attribute_used__ unaligned_panic(char *str, struct pt_regs *regs)
+static void __used unaligned_panic(char *str, struct pt_regs *regs)
 {
 	die_if_kernel(str, regs);
 }