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authorDavid S. Miller <davem@davemloft.net>2008-07-08 16:55:56 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-08 16:55:56 -0700
commitbb949fbd1878973c3539d9aecff52f284482a937 (patch)
treee8bde854b18be79723502167c16e2131914a75b7 /net/sched/sch_htb.c
parente65d22e18038eed7307276e46810d884c402d57d (diff)
downloadlinux-bb949fbd1878973c3539d9aecff52f284482a937.tar.gz
netdev: Create netdev_queue abstraction.
A netdev_queue is an entity managed by a qdisc.

Currently there is one RX and one TX queue, and a netdev_queue merely
contains a backpointer to the net_device.

The Qdisc struct is augmented with a netdev_queue pointer as well.

Eventually the 'dev' Qdisc member will go away and we will have the
resulting hierarchy:

	net_device --> netdev_queue --> Qdisc

Also, qdisc_alloc() and qdisc_create_dflt() now take a netdev_queue
pointer argument.

Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_htb.c')
-rw-r--r--net/sched/sch_htb.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index ee8b4ffe110c..956a67f66b9c 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1129,7 +1129,8 @@ static int htb_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
 
 	if (cl && !cl->level) {
 		if (new == NULL &&
-		    (new = qdisc_create_dflt(sch->dev, &pfifo_qdisc_ops,
+		    (new = qdisc_create_dflt(sch->dev, sch->dev_queue,
+					     &pfifo_qdisc_ops,
 					     cl->common.classid))
 		    == NULL)
 			return -ENOBUFS;
@@ -1256,8 +1257,9 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg)
 		return -EBUSY;
 
 	if (!cl->level && htb_parent_last_child(cl)) {
-		new_q = qdisc_create_dflt(sch->dev, &pfifo_qdisc_ops,
-						cl->parent->common.classid);
+		new_q = qdisc_create_dflt(sch->dev, sch->dev_queue,
+					  &pfifo_qdisc_ops,
+					  cl->parent->common.classid);
 		last_child = 1;
 	}
 
@@ -1376,7 +1378,8 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
 		/* create leaf qdisc early because it uses kmalloc(GFP_KERNEL)
 		   so that can't be used inside of sch_tree_lock
 		   -- thanks to Karlis Peisenieks */
-		new_q = qdisc_create_dflt(sch->dev, &pfifo_qdisc_ops, classid);
+		new_q = qdisc_create_dflt(sch->dev, sch->dev_queue,
+					  &pfifo_qdisc_ops, classid);
 		sch_tree_lock(sch);
 		if (parent && !parent->level) {
 			unsigned int qlen = parent->un.leaf.q->q.qlen;