summaryrefslogtreecommitdiffstats
path: root/net/sched/sch_api.c
diff options
context:
space:
mode:
authorDavid Howells <dhowells@redhat.com>2006-12-05 14:37:56 +0000
committerDavid Howells <dhowells@warthog.cambridge.redhat.com>2006-12-05 14:37:56 +0000
commit4c1ac1b49122b805adfa4efc620592f68dccf5db (patch)
tree87557f4bc2fd4fe65b7570489c2f610c45c0adcd /net/sched/sch_api.c
parentc4028958b6ecad064b1a6303a6a5906d4fe48d73 (diff)
parentd916faace3efc0bf19fe9a615a1ab8fa1a24cd93 (diff)
downloadlinux-4c1ac1b49122b805adfa4efc620592f68dccf5db.tar.bz2
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/infiniband/core/iwcm.c drivers/net/chelsio/cxgb2.c drivers/net/wireless/bcm43xx/bcm43xx_main.c drivers/net/wireless/prism54/islpci_eth.c drivers/usb/core/hub.h drivers/usb/input/hid-core.c net/core/netpoll.c Fix up merge failures with Linus's head and fix new compilation failures. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/sched/sch_api.c')
-rw-r--r--net/sched/sch_api.c41
1 files changed, 33 insertions, 8 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 0b6489291140..65825f4409d9 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -191,21 +191,27 @@ int unregister_qdisc(struct Qdisc_ops *qops)
(root qdisc, all its children, children of children etc.)
*/
-struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
+static struct Qdisc *__qdisc_lookup(struct net_device *dev, u32 handle)
{
struct Qdisc *q;
- read_lock(&qdisc_tree_lock);
list_for_each_entry(q, &dev->qdisc_list, list) {
- if (q->handle == handle) {
- read_unlock(&qdisc_tree_lock);
+ if (q->handle == handle)
return q;
- }
}
- read_unlock(&qdisc_tree_lock);
return NULL;
}
+struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
+{
+ struct Qdisc *q;
+
+ read_lock(&qdisc_tree_lock);
+ q = __qdisc_lookup(dev, handle);
+ read_unlock(&qdisc_tree_lock);
+ return q;
+}
+
static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
{
unsigned long cl;
@@ -348,6 +354,26 @@ dev_graft_qdisc(struct net_device *dev, struct Qdisc *qdisc)
return oqdisc;
}
+void qdisc_tree_decrease_qlen(struct Qdisc *sch, unsigned int n)
+{
+ struct Qdisc_class_ops *cops;
+ unsigned long cl;
+ u32 parentid;
+
+ if (n == 0)
+ return;
+ while ((parentid = sch->parent)) {
+ sch = __qdisc_lookup(sch->dev, TC_H_MAJ(parentid));
+ cops = sch->ops->cl_ops;
+ if (cops->qlen_notify) {
+ cl = cops->get(sch, parentid);
+ cops->qlen_notify(sch, cl);
+ cops->put(sch, cl);
+ }
+ sch->q.qlen -= n;
+ }
+}
+EXPORT_SYMBOL(qdisc_tree_decrease_qlen);
/* Graft qdisc "new" to class "classid" of qdisc "parent" or
to device "dev".
@@ -1112,7 +1138,7 @@ int tc_classify(struct sk_buff *skb, struct tcf_proto *tp,
struct tcf_result *res)
{
int err = 0;
- u32 protocol = skb->protocol;
+ __be16 protocol = skb->protocol;
#ifdef CONFIG_NET_CLS_ACT
struct tcf_proto *otp = tp;
reclassify:
@@ -1277,7 +1303,6 @@ static int __init pktsched_init(void)
subsys_initcall(pktsched_init);
-EXPORT_SYMBOL(qdisc_lookup);
EXPORT_SYMBOL(qdisc_get_rtab);
EXPORT_SYMBOL(qdisc_put_rtab);
EXPORT_SYMBOL(register_qdisc);