htb: report overhead attribute
"tc class show dev ..." omits the overhead attribute for HTB.
After patch I have :
tc class add dev $DEV parent 1: classid 1:1 est 1sec 4sec htb \
rate 12Mbit mtu 1500 quantum 1514 overhead 20
tc class show dev $DEV
class htb 1:1 root prio 0 rate 12000Kbit overhead 20 ceil 12000Kbit
burst 1500b cburst 1500b
Signed-off-by: Eric Dumazet <edumazet@google.com>
diff --git a/tc/q_htb.c b/tc/q_htb.c
index caa47c2..e6b09bb 100644
--- a/tc/q_htb.c
+++ b/tc/q_htb.c
@@ -264,6 +264,8 @@
fprintf(f, "quantum %d ", (int)hopt->quantum);
}
fprintf(f, "rate %s ", sprint_rate(hopt->rate.rate, b1));
+ if (hopt->rate.overhead)
+ fprintf(f, "overhead %u ", hopt->rate.overhead);
buffer = tc_calc_xmitsize(hopt->rate.rate, hopt->buffer);
fprintf(f, "ceil %s ", sprint_rate(hopt->ceil.rate, b1));
cbuffer = tc_calc_xmitsize(hopt->ceil.rate, hopt->cbuffer);