x86: move impress_friends and smp_check to cpus_done

the cpu count is changed accordingly: now, what matters is
online cpus.
Also, we add those functions for x86_64
Signed-off-by: NGlauber Costa <gcosta@redhat.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/smpboot.c

@@ -114,7 +114,7 @@ void smp_checks(void)
 	 * approved Athlon
 	 */
 	if (tainted & TAINT_UNSAFE_SMP) {
-		if (cpus_weight(cpu_present_map))
+		if (num_online_cpus())
 			printk(KERN_INFO "WARNING: This combination of AMD"
 				"processors is not suitable for SMP.\n");
 		else
@@ -258,7 +258,7 @@ void impress_friends(void)
 			bogosum += cpu_data(cpu).loops_per_jiffy;
 	printk(KERN_INFO
 		"Total of %d processors activated (%lu.%02lu BogoMIPS).\n",
-		cpus_weight(cpu_present_map),
+		num_online_cpus(),
 		bogosum/(500000/HZ),
 		(bogosum/(5000/HZ))%100);
 

arch/x86/kernel/smpboot_32.c

@@ -788,8 +788,6 @@ static int __init smp_sanity_check(unsigned max_cpus)
 	return 0;
 }
 
-extern void impress_friends(void);
-extern void smp_checks(void);
 /*
  * Cycle through the processors sending APIC IPIs to boot each.
  */
@@ -857,14 +855,6 @@ static void __init smp_boot_cpus(unsigned int max_cpus)
 			++kicked;
 	}
 
-	/*
-	 * Cleanup possible dangling ends...
-	 */
-	smpboot_restore_warm_reset_vector();
-
-	impress_friends();
-
-	smp_checks();
 	/*
 	 * construct cpu_sibling_map, so that we can tell sibling CPUs
 	 * efficiently.
@@ -959,8 +949,20 @@ int __cpuinit native_cpu_up(unsigned int cpu)
 	return 0;
 }
 
+extern void impress_friends(void);
+extern void smp_checks(void);
+
 void __init native_smp_cpus_done(unsigned int max_cpus)
 {
+	/*
+	 * Cleanup possible dangling ends...
+	 */
+	smpboot_restore_warm_reset_vector();
+
+	Dprintk("Boot done.\n");
+
+	impress_friends();
+	smp_checks();
 #ifdef CONFIG_X86_IO_APIC
 	setup_ioapic_dest();
 #endif

arch/x86/kernel/smpboot_64.c

@@ -824,12 +824,20 @@ int __cpuinit native_cpu_up(unsigned int cpu)
 	return err;
 }
 
+extern void impress_friends(void);
+extern void smp_checks(void);
+
 /*
  * Finish the SMP boot.
  */
 void __init native_smp_cpus_done(unsigned int max_cpus)
 {
 	smp_cleanup_boot();
+
+	Dprintk("Boot done.\n");
+
+	impress_friends();
+	smp_checks();
 	setup_ioapic_dest();
 	check_nmi_watchdog();
 }