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[PATCH 02/11] sched: load_balance_monitor rename

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From: Peter Zijlstra <a.p.zijlstra@...>
To: LKML <linux-kernel@...>
Cc: Ingo Molnar <mingo@...>, Balbir Singh <balbir@...>, <dmitry.adamushko@...>, Srivatsa Vaddagiri <vatsa@...>, Steven Rostedt <rostedt@...>, Gregory Haskins <ghaskins@...>, Peter Zijlstra <a.p.zijlstra@...>, Thomas Gleixner <tglx@...>
Subject: [PATCH 02/11] sched: load_balance_monitor rename
Date: Sunday, January 6, 2008 - 12:11 pm

don't start the load_balance_monitor when there is only a single cpu.
rename the kthread because its currently longer than TASK_COMM_LEN

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
 kernel/sched.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

Index: linux-2.6/kernel/sched.c
===================================================================
--- linux-2.6.orig/kernel/sched.c
+++ linux-2.6/kernel/sched.c
@@ -7070,8 +7070,11 @@ void __init sched_init_smp(void)
 	sched_init_granularity();
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
+	if (nr_cpu_ids == 1)
+		return;
+
 	lb_monitor_task = kthread_create(load_balance_monitor, NULL,
-					 "load_balance_monitor");
+					 "group_balance");
 	if (!IS_ERR(lb_monitor_task)) {
 		lb_monitor_task->flags |= PF_NOFREEZE;
 		wake_up_process(lb_monitor_task);

--

--
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[PATCH 02/11] sched: load_balance_monitor rename, Peter Zijlstra, (Sun Jan 6, 12:11 pm)