asm-generic: rename atomic.h to atomic-long.h

The existing asm-generic/atomic.h only defines the
atomic_long type. This renames it to atomic-long.h
so we have a place to add a truly generic atomic.h
that can be used on all non-SMP systems.

Signed-off-by: Remis Lima Baima <remis.developer@googlemail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index 16b52f3..9e07fe5 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -249,6 +249,6 @@
 #define smp_mb__before_atomic_inc()	smp_mb()
 #define smp_mb__after_atomic_inc()	smp_mb()
 
-#include <asm-generic/atomic.h>
+#include <asm-generic/atomic-long.h>
 #endif
 #endif