Update the i.MX31 Kernel to 2.6.232.6.23-mx31ads-2008022618072.6.23-mx31-200802261807

This is the result of a brute-force attempt to update the kernel to 2.6.23.
Now that we have a git tree, our effort will be a little nicer in the future.

Signed-off-by: Justin Waters <justin.waters@timesys.com>

1 files changed, 25 insertions, 59 deletions

diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index ee2d5967d109..cbef3bbfc20f 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -11,28 +11,12 @@
  */
 
 #include <linux/module.h>
-#include <asm/uaccess.h>
-#include <asm/system.h>
-#include <linux/bitops.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/socket.h>
-#include <linux/sockios.h>
-#include <linux/in.h>
 #include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/if_ether.h>
-#include <linux/inet.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/notifier.h>
-#include <net/ip.h>
-#include <net/netlink.h>
-#include <net/route.h>
 #include <linux/skbuff.h>
-#include <net/sock.h>
+#include <net/netlink.h>
 #include <net/pkt_sched.h>
 
 
@@ -98,7 +82,7 @@ struct cbq_class
 	unsigned char		priority2;	/* priority to be used after overlimit */
 	unsigned char		ewma_log;	/* time constant for idle time calculation */
 	unsigned char		ovl_strategy;
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	unsigned char		police;
 #endif
 
@@ -148,7 +132,6 @@ struct cbq_class
 	struct gnet_stats_basic bstats;
 	struct gnet_stats_queue qstats;
 	struct gnet_stats_rate_est rate_est;
-	spinlock_t		*stats_lock;
 	struct tc_cbq_xstats	xstats;
 
 	struct tcf_proto	*filter_list;
@@ -171,7 +154,7 @@ struct cbq_sched_data
 	struct cbq_class	*active[TC_CBQ_MAXPRIO+1];	/* List of all classes
 								   with backlog */
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	struct cbq_class	*rx_class;
 #endif
 	struct cbq_class	*tx_class;
@@ -213,7 +196,7 @@ cbq_class_lookup(struct cbq_sched_data *q, u32 classid)
 	return NULL;
 }
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 
 static struct cbq_class *
 cbq_reclassify(struct sk_buff *skb, struct cbq_class *this)
@@ -264,7 +247,8 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
 		/*
 		 * Step 2+n. Apply classifier.
 		 */
-		if (!head->filter_list || (result = tc_classify(skb, head->filter_list, &res)) < 0)
+		if (!head->filter_list ||
+		    (result = tc_classify_compat(skb, head->filter_list, &res)) < 0)
 			goto fallback;
 
 		if ((cl = (void*)res.class) == NULL) {
@@ -284,15 +268,8 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
 			*qerr = NET_XMIT_SUCCESS;
 		case TC_ACT_SHOT:
 			return NULL;
-		}
-#elif defined(CONFIG_NET_CLS_POLICE)
-		switch (result) {
-		case TC_POLICE_RECLASSIFY:
+		case TC_ACT_RECLASSIFY:
 			return cbq_reclassify(skb, cl);
-		case TC_POLICE_SHOT:
-			return NULL;
-		default:
-			break;
 		}
 #endif
 		if (cl->level == 0)
@@ -403,10 +380,10 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 {
 	struct cbq_sched_data *q = qdisc_priv(sch);
 	int len = skb->len;
-	int ret;
+	int uninitialized_var(ret);
 	struct cbq_class *cl = cbq_classify(skb, sch, &ret);
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	q->rx_class = cl;
 #endif
 	if (cl == NULL) {
@@ -416,7 +393,7 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 		return ret;
 	}
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	cl->q->__parent = sch;
 #endif
 	if ((ret = cl->q->enqueue(skb, cl->q)) == NET_XMIT_SUCCESS) {
@@ -451,7 +428,7 @@ cbq_requeue(struct sk_buff *skb, struct Qdisc *sch)
 
 	cbq_mark_toplevel(q, cl);
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	q->rx_class = cl;
 	cl->q->__parent = sch;
 #endif
@@ -686,9 +663,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
 	return HRTIMER_NORESTART;
 }
 
-
-#ifdef CONFIG_NET_CLS_POLICE
-
+#ifdef CONFIG_NET_CLS_ACT
 static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child)
 {
 	int len = skb->len;
@@ -1381,7 +1356,7 @@ static int cbq_set_overlimit(struct cbq_class *cl, struct tc_cbq_ovl *ovl)
 	return 0;
 }
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 static int cbq_set_police(struct cbq_class *cl, struct tc_cbq_police *p)
 {
 	cl->police = p->police;
@@ -1442,7 +1417,6 @@ static int cbq_init(struct Qdisc *sch, struct rtattr *opt)
 	q->link.ewma_log = TC_CBQ_DEF_EWMA;
 	q->link.avpkt = q->link.allot/2;
 	q->link.minidle = -0x7FFFFFFF;
-	q->link.stats_lock = &sch->dev->queue_lock;
 
 	qdisc_watchdog_init(&q->watchdog, sch);
 	hrtimer_init(&q->delay_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
@@ -1550,7 +1524,7 @@ rtattr_failure:
 	return -1;
 }
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 static __inline__ int cbq_dump_police(struct sk_buff *skb, struct cbq_class *cl)
 {
 	unsigned char *b = skb_tail_pointer(skb);
@@ -1576,7 +1550,7 @@ static int cbq_dump_attr(struct sk_buff *skb, struct cbq_class *cl)
 	    cbq_dump_rate(skb, cl) < 0 ||
 	    cbq_dump_wrr(skb, cl) < 0 ||
 	    cbq_dump_ovl(skb, cl) < 0 ||
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	    cbq_dump_police(skb, cl) < 0 ||
 #endif
 	    cbq_dump_fopt(skb, cl) < 0)
@@ -1653,9 +1627,7 @@ cbq_dump_class_stats(struct Qdisc *sch, unsigned long arg,
 		cl->xstats.undertime = cl->undertime - q->now;
 
 	if (gnet_stats_copy_basic(d, &cl->bstats) < 0 ||
-#ifdef CONFIG_NET_ESTIMATOR
 	    gnet_stats_copy_rate_est(d, &cl->rate_est) < 0 ||
-#endif
 	    gnet_stats_copy_queue(d, &cl->qstats) < 0)
 		return -1;
 
@@ -1673,7 +1645,7 @@ static int cbq_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
 						     cl->classid)) == NULL)
 				return -ENOBUFS;
 		} else {
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 			if (cl->police == TC_POLICE_RECLASSIFY)
 				new->reshape_fail = cbq_reshape_fail;
 #endif
@@ -1726,9 +1698,7 @@ static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)
 	tcf_destroy_chain(cl->filter_list);
 	qdisc_destroy(cl->q);
 	qdisc_put_rtab(cl->R_tab);
-#ifdef CONFIG_NET_ESTIMATOR
 	gen_kill_estimator(&cl->bstats, &cl->rate_est);
-#endif
 	if (cl != &q->link)
 		kfree(cl);
 }
@@ -1740,7 +1710,7 @@ cbq_destroy(struct Qdisc* sch)
 	struct cbq_class *cl;
 	unsigned h;
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	q->rx_class = NULL;
 #endif
 	/*
@@ -1769,7 +1739,7 @@ static void cbq_put(struct Qdisc *sch, unsigned long arg)
 	struct cbq_class *cl = (struct cbq_class*)arg;
 
 	if (--cl->refcnt == 0) {
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 		struct cbq_sched_data *q = qdisc_priv(sch);
 
 		spin_lock_bh(&sch->dev->queue_lock);
@@ -1817,7 +1787,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 	    RTA_PAYLOAD(tb[TCA_CBQ_WRROPT-1]) < sizeof(struct tc_cbq_wrropt))
 			return -EINVAL;
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	if (tb[TCA_CBQ_POLICE-1] &&
 	    RTA_PAYLOAD(tb[TCA_CBQ_POLICE-1]) < sizeof(struct tc_cbq_police))
 			return -EINVAL;
@@ -1860,7 +1830,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 		if (tb[TCA_CBQ_OVL_STRATEGY-1])
 			cbq_set_overlimit(cl, RTA_DATA(tb[TCA_CBQ_OVL_STRATEGY-1]));
 
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 		if (tb[TCA_CBQ_POLICE-1])
 			cbq_set_police(cl, RTA_DATA(tb[TCA_CBQ_POLICE-1]));
 #endif
@@ -1873,11 +1843,10 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 
 		sch_tree_unlock(sch);
 
-#ifdef CONFIG_NET_ESTIMATOR
 		if (tca[TCA_RATE-1])
 			gen_replace_estimator(&cl->bstats, &cl->rate_est,
-				cl->stats_lock, tca[TCA_RATE-1]);
-#endif
+					      &sch->dev->queue_lock,
+					      tca[TCA_RATE-1]);
 		return 0;
 	}
 
@@ -1935,7 +1904,6 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 	cl->allot = parent->allot;
 	cl->quantum = cl->allot;
 	cl->weight = cl->R_tab->rate.rate;
-	cl->stats_lock = &sch->dev->queue_lock;
 
 	sch_tree_lock(sch);
 	cbq_link_class(cl);
@@ -1955,7 +1923,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 	cl->overlimit = cbq_ovl_classic;
 	if (tb[TCA_CBQ_OVL_STRATEGY-1])
 		cbq_set_overlimit(cl, RTA_DATA(tb[TCA_CBQ_OVL_STRATEGY-1]));
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	if (tb[TCA_CBQ_POLICE-1])
 		cbq_set_police(cl, RTA_DATA(tb[TCA_CBQ_POLICE-1]));
 #endif
@@ -1963,11 +1931,9 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct rtattr **t
 		cbq_set_fopt(cl, RTA_DATA(tb[TCA_CBQ_FOPT-1]));
 	sch_tree_unlock(sch);
 
-#ifdef CONFIG_NET_ESTIMATOR
 	if (tca[TCA_RATE-1])
 		gen_new_estimator(&cl->bstats, &cl->rate_est,
-			cl->stats_lock, tca[TCA_RATE-1]);
-#endif
+				  &sch->dev->queue_lock, tca[TCA_RATE-1]);
 
 	*arg = (unsigned long)cl;
 	return 0;
@@ -2001,7 +1967,7 @@ static int cbq_delete(struct Qdisc *sch, unsigned long arg)
 		q->tx_class = NULL;
 		q->tx_borrowed = NULL;
 	}
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
 	if (q->rx_class == cl)
 		q->rx_class = NULL;
 #endif