1 files changed, 7 insertions, 0 deletions

diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 77ff510ef8ac..826f92145261 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -153,6 +153,9 @@ struct htb_sched {
         int direct_qlen;        /* max qlen of above */
 
         long direct_pkts;
+
+#define HTB_WARN_TOOMANYEVENTS  0x1
+        unsigned int warned;    /* only one warning */
 };
 
 /* find class in global hash table using given handle */
@@ -685,6 +688,10 @@ static psched_time_t htb_do_events(struct htb_sched *q, int level,
                         htb_add_to_wait_tree(q, cl, diff);
         }
         /* too much load - let's continue on next jiffie (including above) */
+        if (!(q->warned & HTB_WARN_TOOMANYEVENTS)) {
+                printk(KERN_WARNING "htb: too many events!\n");
+                q->warned |= HTB_WARN_TOOMANYEVENTS;
+        }
         return q->now + 2 * PSCHED_TICKS_PER_SEC / HZ;
 }