UAPI: Split trivial #if defined(__KERNEL__) && X conditionals

Split trivial #if defined(__KERNEL__) && X conditionals to make automated
disintegration easier.

Signed-off-by: David Howells <dhowells@redhat.com>
diff --git a/arch/tile/include/asm/signal.h b/arch/tile/include/asm/signal.h
index 1e1e616..1e5e49a 100644
--- a/arch/tile/include/asm/signal.h
+++ b/arch/tile/include/asm/signal.h
@@ -23,7 +23,8 @@
 
 #include <asm-generic/signal.h>
 
-#if defined(__KERNEL__) && !defined(__ASSEMBLY__)
+#if defined(__KERNEL__)
+#if !defined(__ASSEMBLY__)
 struct pt_regs;
 int restore_sigcontext(struct pt_regs *, struct sigcontext __user *);
 int setup_sigcontext(struct sigcontext __user *, struct pt_regs *);
@@ -33,5 +34,6 @@
 void trace_unhandled_signal(const char *type, struct pt_regs *regs,
 			    unsigned long address, int signo);
 #endif
+#endif
 
 #endif /* _ASM_TILE_SIGNAL_H */