Streamline PI implementation a little.

1 files changed, 8 insertions, 7 deletions

diff --git a/kernel/sched_gsn_edf.c b/kernel/sched_gsn_edf.c
index 975316e763..d007eb82c7 100644
--- a/kernel/sched_gsn_edf.c
+++ b/kernel/sched_gsn_edf.c
@@ -556,20 +556,21 @@ static long gsnedf_exit_np(struct task_struct * t)
         return ret;
 }
 
-static noinline long gsnedf_handle_priority_change(struct task_struct *t)
+static long gsnedf_handle_priority_change(struct task_struct *t)
 {
         unsigned long flags;
         int ret = 0;
 
+        BUG_ON(!t);
         queue_lock_irqsave(&gsnedf_lock, flags);
 
-        /* debug: a task can only unlink and reschedule itself! */
-        if (t /*&& t == current*/) {
-                TRACE("PRIO %d inh %d\n", t->pid, t->rt_param.inh_task?t->rt_param.inh_task->pid:-666);
 
-                unlink(t);
-                gsnedf_job_arrival(t); /* requeue/link as appropriate */
-        }
+        TRACE("PRIO %d inh %d\n", t->pid, 
+              t->rt_param.inh_task ? t->rt_param.inh_task->pid : 0);
+
+        unlink(t);
+        gsnedf_job_arrival(t); /* requeue/link as appropriate */
+        
 
         queue_unlock_irqrestore(&gsnedf_lock, flags);