x86_64: be less annoying on boot, v2

Honour "quiet" boot parameter in early_printk() calls

Signed-off-by: Diego Calleja <diegocg@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 11aa501..d16084f 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -108,7 +108,8 @@
 	}
 	load_idt((const struct desc_ptr *)&idt_descr);
 
-	early_printk("Kernel alive\n");
+	if (console_loglevel == 10)
+		early_printk("Kernel alive\n");
 
 	x86_64_init_pda();