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* [PATCH RT] - trivial branch in scheduler.
@ 2007-08-24  8:19 Sven-Thorsten Dietrich
  2007-08-24  8:32 ` Ingo Molnar
  0 siblings, 1 reply; 2+ messages in thread
From: Sven-Thorsten Dietrich @ 2007-08-24  8:19 UTC (permalink / raw)
  To: Ingo Molnar; +Cc: RT Users List, LKML, Peter Williams


Hi Ingo,

the trivial code is in various RT patches as well as in 2.6.23-rc git's
scheduler.

Thanks

Sven

Remove trivial conditional branch in Linux RT CFS 
scheduler's can_migrate_task function.

signed-off-by: Sven-Thorsten Dietrich <sven@thebigcorporation.com>

Index: linux-2.6.22/kernel/sched.c
===================================================================
--- linux-2.6.22.orig/kernel/sched.c
+++ linux-2.6.22/kernel/sched.c
@@ -2603,12 +2603,6 @@ int can_migrate_task(struct task_struct 
 	if (task_running(rq, p))
 		return 0;
 
-	/*
-	 * Aggressive migration if too many balance attempts have failed:
-	 */
-	if (sd->nr_balance_failed > sd->cache_nice_tries)
-		return 1;
-
 	return 1;
 }
 


^ permalink raw reply	[flat|nested] 2+ messages in thread
* Re: [PATCH RT] - trivial branch in scheduler.
  2007-08-24  8:19 [PATCH RT] - trivial branch in scheduler Sven-Thorsten Dietrich
@ 2007-08-24  8:32 ` Ingo Molnar
  0 siblings, 0 replies; 2+ messages in thread
From: Ingo Molnar @ 2007-08-24  8:32 UTC (permalink / raw)
  To: Sven-Thorsten Dietrich; +Cc: RT Users List, LKML, Peter Williams


* Sven-Thorsten Dietrich <sven@thebigcorporation.com> wrote:

> 
> Hi Ingo,
> 
> the trivial code is in various RT patches as well as in 2.6.23-rc git's
> scheduler.
> 
> Thanks
> 
> Sven
> 
> Remove trivial conditional branch in Linux RT CFS 
> scheduler's can_migrate_task function.
> 
> signed-off-by: Sven-Thorsten Dietrich <sven@thebigcorporation.com>

thanks, applied.

	Ingo

^ permalink raw reply	[flat|nested] 2+ messages in thread
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2007-08-24  8:19 [PATCH RT] - trivial branch in scheduler Sven-Thorsten Dietrich
2007-08-24  8:32 ` Ingo Molnar

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