Dump the data one time per boot.

diff --git a/linux-2.6-630-sched-fix.patch b/linux-2.6-630-sched-fix.patch
index e016ab1..7ebfc53 100644 (file)
--- a/linux-2.6-630-sched-fix.patch
+++ b/linux-2.6-630-sched-fix.patch
@@ -1,18 +1,19 @@
 diff -Nurp linux-2.6.22-620/kernel/sched.c linux-2.6.22-630/kernel/sched.c
 --- linux-2.6.22-620/kernel/sched.c    2008-06-23 17:20:25.000000000 -0400
-+++ linux-2.6.22-630/kernel/sched.c    2008-06-23 18:08:14.000000000 -0400
-@@ -3635,6 +3635,10 @@ struct event_spec {
++++ linux-2.6.22-630/kernel/sched.c    2008-06-24 11:28:41.000000000 -0400
+@@ -3635,6 +3635,11 @@ struct event_spec {
  };
  #endif
  
 +/* Bypass the vx_unhold infinite loop */
 +unsigned int merry;
++static int debug_630_dumped = 0;
 +EXPORT_SYMBOL(merry);
 +
  asmlinkage void __sched schedule(void)
  {
        struct task_struct *prev, *next;
-@@ -3722,14 +3726,40 @@ need_resched_nonpreemptible:
+@@ -3722,14 +3727,42 @@ need_resched_nonpreemptible:
  
        cpu = smp_processor_id();
        vx_set_rq_time(rq, jiffies);
@@ -29,13 +30,15 @@ diff -Nurp linux-2.6.22-620/kernel/sched.c linux-2.6.22-630/kernel/sched.c
 +                      merry++;
                        goto try_unhold;
 +              }
-+              else if (merry==10) {
++              else if (merry==10 && !debug_630_dumped) {
++                      debug_630_dumped = 1;
 +                      printk(KERN_EMERG "merry==10!\n");
 +                      if (list_empty(&rq->hold_queue))
 +                              printk(KERN_EMERG "hold queue is empty\n");
 +                      else {
 +                              struct list_head *l, *n;
-+                              printk(KERN_EMERG "rq->norm_time = %lu, rq->idle_time = %lu\n", rq->norm_time, rq->idle_time);
++                              printk(KERN_EMERG "rq->norm_time = %lu, rq->idle_time = %lu, rq->idle_skip = %d\n",
++                                      rq->norm_time, rq->idle_time, rq->idle_skip);
 +                              list_for_each_safe(l, n, &rq->hold_queue) {
 +                                      struct task_struct *p;
 +                                      struct _vx_sched_pc *sched_pc;