From: Andi Kleen <ak@suse.de>
To: mingo@elte.hu, Thomas Gleixner <tglx@linutronix.de>
Cc: linux-rt-users@vger.kernel.org
Subject: [PATCH] Fix compilation of 2.6.23rc4-rt1 without CONFIG_PREEMPT_RT
Date: Mon, 17 Sep 2007 17:52:37 +0200 [thread overview]
Message-ID: <200709171752.37772.ak@suse.de> (raw)
count_active_rt_tasks() is undefined otherwise.
Signed-off-by: Andi Kleen <ak@suse.de>
Index: linux-2.6.23-rc4-rt1/kernel/timer.c
===================================================================
--- linux-2.6.23-rc4-rt1.orig/kernel/timer.c
+++ linux-2.6.23-rc4-rt1/kernel/timer.c
@@ -919,18 +919,20 @@ static unsigned long count_active_tasks(
#endif
}
-#ifdef CONFIG_PREEMPT_RT
/*
* Nr of active tasks - counted in fixed-point numbers
*/
static unsigned long count_active_rt_tasks(void)
{
+#ifdef CONFIG_PREEMPT_RT
extern unsigned long rt_nr_running(void);
extern unsigned long rt_nr_uninterruptible(void);
return (rt_nr_running() + rt_nr_uninterruptible()) * FIXED_1;
-}
+#else
+ return 0;
#endif
+}
/*
* Hmm.. Changed this, as the GNU make sources (load.c) seems to
next reply other threads:[~2007-09-17 15:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-17 15:52 Andi Kleen [this message]
2007-09-17 16:02 ` [PATCH] Fix compilation of 2.6.23rc4-rt1 without CONFIG_PREEMPT_RT Sven-Thorsten Dietrich
2007-09-17 16:27 ` Andi Kleen
2007-09-17 16:37 ` Daniel Walker
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