X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fsched.c;h=3ce26954be1284e4f74abf0c5ca602f6d46dbef0;hb=8cde0776ec1e86c270f65bf482f96288e6bf0023;hp=1e5cafdf4e27619d0320f03dd51b324850b7b077;hpb=b2ab040db85835e54c7559533df7f85902617926;p=linux-2.6

diff --git a/kernel/sched.c b/kernel/sched.c
index 1e5cafdf4e..3ce26954be 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1468,7 +1468,7 @@ void fastcall sched_exit(task_t *p)
 	 * the sleep_avg of the parent as well.
 	 */
 	rq = task_rq_lock(p->parent, &flags);
-	if (p->first_time_slice) {
+	if (p->first_time_slice && task_cpu(p) == task_cpu(p->parent)) {
 		p->parent->time_slice += p->time_slice;
 		if (unlikely(p->parent->time_slice > task_timeslice(p)))
 			p->parent->time_slice = task_timeslice(p);
@@ -2511,8 +2511,6 @@ void account_system_time(struct task_struct *p, int hardirq_offset,
 		cpustat->idle = cputime64_add(cpustat->idle, tmp);
 	/* Account for system time used */
 	acct_update_integrals(p);
-	/* Update rss highwater mark */
-	update_mem_hiwater(p);
 }
 
 /*
@@ -3565,8 +3563,6 @@ int idle_cpu(int cpu)
 	return cpu_curr(cpu) == cpu_rq(cpu)->idle;
 }
 
-EXPORT_SYMBOL_GPL(idle_cpu);
-
 /**
  * idle_task - return the idle task for a given cpu.
  * @cpu: the processor in question.
@@ -3879,7 +3875,6 @@ EXPORT_SYMBOL(cpu_present_map);
 
 #ifndef CONFIG_SMP
 cpumask_t cpu_online_map = CPU_MASK_ALL;
-EXPORT_SYMBOL_GPL(cpu_online_map);
 cpumask_t cpu_possible_map = CPU_MASK_ALL;
 #endif
 
@@ -4683,7 +4678,8 @@ static int migration_call(struct notifier_block *nfb, unsigned long action,
 #ifdef CONFIG_HOTPLUG_CPU
 	case CPU_UP_CANCELED:
 		/* Unbind it from offline cpu so it can run.  Fall thru. */
-		kthread_bind(cpu_rq(cpu)->migration_thread,smp_processor_id());
+		kthread_bind(cpu_rq(cpu)->migration_thread,
+			     any_online_cpu(cpu_online_map));
 		kthread_stop(cpu_rq(cpu)->migration_thread);
 		cpu_rq(cpu)->migration_thread = NULL;
 		break;