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Message-Id: <200704200103.51443.kernel@kolivas.org>
Date:	Fri, 20 Apr 2007 01:03:51 +1000
From:	Con Kolivas <kernel@...ivas.org>
To:	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	ck list <ck@....kolivas.org>
Subject: [PATCH] [3/3] sched: increase ksoftirqd priority

More aggressive nice discrimination by the Staircase-Deadline cpu scheduler
means ksoftirqd is getting significantly less cpu than previously. Adjust
nice value accordingly for similar cpu distribution.

Signed-off-by: Con Kolivas <kernel@...ivas.org>

---
 kernel/softirq.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.21-rc7-sd/kernel/softirq.c
===================================================================
--- linux-2.6.21-rc7-sd.orig/kernel/softirq.c	2007-04-20 00:30:08.000000000 +1000
+++ linux-2.6.21-rc7-sd/kernel/softirq.c	2007-04-20 00:30:31.000000000 +1000
@@ -488,7 +488,7 @@ void __init softirq_init(void)
 
 static int ksoftirqd(void * __bind_cpu)
 {
-	set_user_nice(current, 19);
+	set_user_nice(current, 15);
 	current->flags |= PF_NOFREEZE;
 
 	set_current_state(TASK_INTERRUPTIBLE);

-- 
-ck
-
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