[ARM] Don't call dump_cpu_info unless we're booting

We don't want to call dump_cpu_info() from cpu_init() after boot since
it produces a lot of unnecessary noise - since cpu_init() gets called
on resume and hotplug cpu insertion events.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c9b6977..a6d7fb8 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -338,7 +338,8 @@
 		BUG();
 	}
 
-	dump_cpu_info(cpu);
+	if (system_state == SYSTEM_BOOTING)
+		dump_cpu_info(cpu);
 
 	/*
 	 * setup stacks for re-entrant exception handlers