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Commit a48b5a61 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

[NET_SCHED]: Unline tcf_destroy 



Uninline tcf_destroy and add a helper function to destroy an entire filter
chain.

Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3bebcda2

include/net/sch_generic.h

+2 −8
Original line number Diff line number Diff line
@@ -177,14 +177,8 @@ extern void qdisc_tree_decrease_qlen(struct Qdisc *qdisc, unsigned int n); 
extern struct Qdisc *qdisc_alloc(struct net_device *dev, struct Qdisc_ops *ops);

extern struct Qdisc *qdisc_create_dflt(struct net_device *dev,

				       struct Qdisc_ops *ops, u32 parentid);



static inline void

tcf_destroy(struct tcf_proto *tp)

{

	tp->ops->destroy(tp);

	module_put(tp->ops->owner);

	kfree(tp);

}

extern void tcf_destroy(struct tcf_proto *tp);

extern void tcf_destroy_chain(struct tcf_proto *fl);



static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch,

				       struct sk_buff_head *list)

net/sched/sch_api.c

+18 −0
Original line number Diff line number Diff line
@@ -1220,6 +1220,24 @@ int tc_classify(struct sk_buff *skb, struct tcf_proto *tp, 
	return -1;

}



void tcf_destroy(struct tcf_proto *tp)

{

	tp->ops->destroy(tp);

	module_put(tp->ops->owner);

	kfree(tp);

}



void tcf_destroy_chain(struct tcf_proto *fl)

{

	struct tcf_proto *tp;



	while ((tp = fl) != NULL) {

		fl = tp->next;

		tcf_destroy(tp);

	}

}

EXPORT_SYMBOL(tcf_destroy_chain);



#ifdef CONFIG_PROC_FS

static int psched_show(struct seq_file *seq, void *v)

{

net/sched/sch_atm.c

+2 −15
Original line number Diff line number Diff line
@@ -158,19 +158,6 @@ static unsigned long atm_tc_bind_filter(struct Qdisc *sch, 
	return atm_tc_get(sch,classid);

}





static void destroy_filters(struct atm_flow_data *flow)

{

	struct tcf_proto *filter;



	while ((filter = flow->filter_list)) {

		DPRINTK("destroy_filters: destroying filter %p\n",filter);

		flow->filter_list = filter->next;

		tcf_destroy(filter);

	}

}





/*

 * atm_tc_put handles all destructions, including the ones that are explicitly

 * requested (atm_tc_destroy, etc.). The assumption here is that we never drop
@@ -195,7 +182,7 @@ static void atm_tc_put(struct Qdisc *sch, unsigned long cl) 
	*prev = flow->next;

	DPRINTK("atm_tc_put: qdisc %p\n",flow->q);

	qdisc_destroy(flow->q);

	destroy_filters(flow);

	tcf_destroy_chain(flow->filter_list);

	if (flow->sock) {

		DPRINTK("atm_tc_put: f_count %d\n",

		    file_count(flow->sock->file));
@@ -611,7 +598,7 @@ static void atm_tc_destroy(struct Qdisc *sch) 
	DPRINTK("atm_tc_destroy(sch %p,[qdisc %p])\n",sch,p);

	/* races ? */

	while ((flow = p->flows)) {

		destroy_filters(flow);

		tcf_destroy_chain(flow->filter_list);

		if (flow->ref > 1)

			printk(KERN_ERR "atm_destroy: %p->ref = %d\n",flow,

			    flow->ref);

net/sched/sch_cbq.c

+2 −12
Original line number Diff line number Diff line
@@ -1717,23 +1717,13 @@ static unsigned long cbq_get(struct Qdisc *sch, u32 classid) 
	return 0;

}



static void cbq_destroy_filters(struct cbq_class *cl)

{

	struct tcf_proto *tp;



	while ((tp = cl->filter_list) != NULL) {

		cl->filter_list = tp->next;

		tcf_destroy(tp);

	}

}



static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)

{

	struct cbq_sched_data *q = qdisc_priv(sch);



	BUG_TRAP(!cl->filters);



	cbq_destroy_filters(cl);

	tcf_destroy_chain(cl->filter_list);

	qdisc_destroy(cl->q);

	qdisc_put_rtab(cl->R_tab);

#ifdef CONFIG_NET_ESTIMATOR
@@ -1760,7 +1750,7 @@ cbq_destroy(struct Qdisc* sch) 
	 */

	for (h = 0; h < 16; h++)

		for (cl = q->classes[h]; cl; cl = cl->next)

			cbq_destroy_filters(cl);

			tcf_destroy_chain(cl->filter_list);



	for (h = 0; h < 16; h++) {

		struct cbq_class *next;

net/sched/sch_dsmark.c

+1 −7
Original line number Diff line number Diff line
@@ -412,16 +412,10 @@ static void dsmark_reset(struct Qdisc *sch) 
static void dsmark_destroy(struct Qdisc *sch)

{

	struct dsmark_qdisc_data *p = PRIV(sch);

	struct tcf_proto *tp;



	DPRINTK("dsmark_destroy(sch %p,[qdisc %p])\n", sch, p);



	while (p->filter_list) {

		tp = p->filter_list;

		p->filter_list = tp->next;

		tcf_destroy(tp);

	}



	tcf_destroy_chain(p->filter_list);

	qdisc_destroy(p->q);

	kfree(p->mask);

}