On Thu, 2013-04-25 at 14:32 +0200, Sebastian Andrzej Siewior wrote:
> On 04/25/2013 01:14 PM, Tim Sander wrote:
> > Hi
> >
> > I just wanted to test this release but it fails to compile with the the
> > following error:
> >
> > kernel/hrtimer.c: In function '__hrtimer_start_range_ns':
> > kernel/hrtimer.c:1045:7: error: implicit declaration of function
> > 'hrtimer_rt_defer'
> > kernel/hrtimer.c: At top level:
> > kernel/hrtimer.c:1416:12: error: static declaration of 'hrtimer_rt_defer'
> > follows non-static declaration
> > kernel/hrtimer.c:1045:10: note: previous implicit declaration of
> > 'hrtimer_rt_defer' was here
> >
> > The kernelconfig is attached.
>
> You do not have CONFIG_HIGH_RES_TIMERS defined. Is this on purpose?
git@marge:~/linux-2.6> ls -1 arch/arm/configs|wc -l
122
git@marge:~/linux-2.6> grep -IR CONFIG_HIGH_RES_TIMERS arch/arm/configs|wc -l
31
Oh. Sniff, poor little things.
hrtimer: fix hrtimer free zone build bug
Signed-off-by: Mike Galbraith <bitbucket@xxxxxxxxx>
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 2328c04..31d57a2 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -1036,7 +1036,7 @@ int __hrtimer_start_range_ns(struct hrtimer *timer, ktime_t tim,
&& hrtimer_enqueue_reprogram(timer, new_base)) {
if (wakeup
-#ifdef CONFIG_PREEMPT_RT_BASE
+#if defined(CONFIG_PREEMPT_RT_BASE) && defined(CONFIG_HIGH_RES_TIMERS)
/*
* Move softirq based timers away from the rbtree in
* case it expired already. Otherwise we would have a
--
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