Commit d66d6c31 authored by Phil Sutter's avatar Phil Sutter Committed by David S. Miller
Browse files

net: sched: register noqueue qdisc 



This way users can attach noqueue just like any other qdisc using tc
without having to mess with tx_queue_len first.

Signed-off-by: default avatarPhil Sutter <phil@nwl.cc>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent db4094bc

include/net/sch_generic.h

+1 −0
Original line number Diff line number Diff line
@@ -340,6 +340,7 @@ extern struct Qdisc noop_qdisc; 
extern struct Qdisc_ops noop_qdisc_ops;

extern struct Qdisc_ops pfifo_fast_ops;

extern struct Qdisc_ops mq_qdisc_ops;

extern struct Qdisc_ops noqueue_qdisc_ops;

extern const struct Qdisc_ops *default_qdisc_ops;



struct Qdisc_class_common {

net/sched/sch_api.c

+1 −0
Original line number Diff line number Diff line
@@ -1942,6 +1942,7 @@ static int __init pktsched_init(void) 
	register_qdisc(&bfifo_qdisc_ops);

	register_qdisc(&pfifo_head_drop_qdisc_ops);

	register_qdisc(&mq_qdisc_ops);

	register_qdisc(&noqueue_qdisc_ops);



	rtnl_register(PF_UNSPEC, RTM_NEWQDISC, tc_modify_qdisc, NULL, NULL);

	rtnl_register(PF_UNSPEC, RTM_DELQDISC, tc_get_qdisc, NULL, NULL);

net/sched/sch_generic.c

+11 −1
Original line number Diff line number Diff line
@@ -416,9 +416,19 @@ struct Qdisc noop_qdisc = { 
};

EXPORT_SYMBOL(noop_qdisc);



static struct Qdisc_ops noqueue_qdisc_ops __read_mostly = {

static int noqueue_init(struct Qdisc *qdisc, struct nlattr *opt)

{

	/* register_qdisc() assigns a default of noop_enqueue if unset,

	 * but __dev_queue_xmit() treats noqueue only as such

	 * if this is NULL - so clear it here. */

	qdisc->enqueue = NULL;

	return 0;

}



struct Qdisc_ops noqueue_qdisc_ops __read_mostly = {

	.id		=	"noqueue",

	.priv_size	=	0,

	.init		=	noqueue_init,

	.enqueue	=	noop_enqueue,

	.dequeue	=	noop_dequeue,

	.peek		=	noop_dequeue,