Merge branch 'x86-timers-for-linus' of git://git.kernel.org/pub/scm/l…

…inux/kernel/git/tip/tip

Pull x86 timer update from Ingo Molnar:
 "A single simplification of the x86 TSC code"

* 'x86-timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/tsc: Use topology functions

arch/x86/kernel/tsc.c

@@ -1246,14 +1246,14 @@ void __init tsc_init(void)
  */
 unsigned long calibrate_delay_is_known(void)
 {
-	int i, cpu = smp_processor_id();
+	int sibling, cpu = smp_processor_id();
 
 	if (!tsc_disabled && !cpu_has(&cpu_data(cpu), X86_FEATURE_CONSTANT_TSC))
 		return 0;
 
-	for_each_online_cpu(i)
-		if (cpu_data(i).phys_proc_id == cpu_data(cpu).phys_proc_id)
-			return cpu_data(i).loops_per_jiffy;
+	sibling = cpumask_any_but(topology_core_cpumask(cpu), cpu);
+	if (sibling < nr_cpu_ids)
+		return cpu_data(sibling).loops_per_jiffy;
 	return 0;
 }
 #endif