[PATCH 13/16] HFSC: Use gnet_stats for class statistics

[Thomas Graf <tgraf@xxxxxxx>]

Converts HTB class statistic counters to gnet_stats
structures.

Signed-off-by: Thomas Graf <tgraf@xxxxxxx>

--- linux-2.6.9-rc5.orig/net/sched/sch_hfsc.c   2004-10-21 11:07:46.000000000 
+0200
+++ linux-2.6.9-rc5/net/sched/sch_hfsc.c        2004-10-21 13:11:06.000000000 
+0200
@@ -122,7 +122,9 @@
        u32             classid;        /* class id */
        unsigned int    refcnt;         /* usage count */
 
-       struct tc_stats stats;          /* generic statistics */
+       struct gnet_stats_basic bstats;
+       struct gnet_stats_queue qstats;
+       struct gnet_stats_rate_est rate_est;
        spinlock_t      *stats_lock;
        unsigned int    level;          /* class level in hierarchy */
        struct tcf_proto *filter_list;  /* filter list */
@@ -1686,7 +1688,7 @@
 
        err = cl->qdisc->enqueue(skb, cl->qdisc);
        if (unlikely(err != NET_XMIT_SUCCESS)) {
-               cl->stats.drops++;
+               cl->qstats.drops++;
                sch->qstats.drops++;
                return err;
        }
@@ -1694,8 +1696,8 @@
        if (cl->qdisc->q.qlen == 1)
                set_active(cl, len);
 
-       cl->stats.packets++;
-       cl->stats.bytes += len;
+       cl->bstats.packets++;
+       cl->bstats.bytes += len;
        sch->bstats.packets++;
        sch->bstats.bytes += len;
        sch->q.qlen++;
@@ -1799,7 +1801,7 @@
                        } else {
                                list_move_tail(&cl->dlist, &q->droplist);
                        }
-                       cl->stats.drops++;
+                       cl->qstats.drops++;
                        sch->qstats.drops++;
                        sch->q.qlen--;
                        return len;