following warning,
In file included from /localuser/dwalker/linus/kernel/sched.c:1675:
/localuser/dwalker/linus/kernel/sched_rt.c: In function ‘inc_rt_tasks’:
/localuser/dwalker/linus/kernel/sched_rt.c:508: warning: unused variable ‘rq’
looks to be caused by,
commit 1100ac91b6af02d8639d518fad5b434b1bf44ed6
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Jun 5 12:25:37 2008 +0200
sched: fix cpuprio build bug
this patch was not built on !SMP:
kernel/sched_rt.c: In function 'inc_rt_tasks':
kernel/sched_rt.c:404: error: 'struct rq' has no member named 'online'
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Only in the case that group scheduling is on, but SMP is off..
Signed-off-by: Daniel Walker <dwalker@mvista.com>
---
kernel/sched_rt.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 47ceac9..7280277 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -505,14 +505,14 @@ void inc_rt_tasks(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
rt_rq->rt_nr_running++;
#if defined CONFIG_SMP || defined CONFIG_RT_GROUP_SCHED
if (rt_se_prio(rt_se) < rt_rq->highest_prio) {
- struct rq *rq = rq_of_rt_rq(rt_rq);
-
- rt_rq->highest_prio = rt_se_prio(rt_se);
#ifdef CONFIG_SMP
+ struct rq *rq = rq_of_rt_rq(rt_rq);
if (rq->online)
cpupri_set(&rq->rd->cpupri, rq->cpu,
rt_se_prio(rt_se));
#endif
+
+ rt_rq->highest_prio = rt_se_prio(rt_se);
}
#endif
#ifdef CONFIG_SMP
--
1.5.5.1.32.gba7d2
--
