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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-17 23:53:52 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-17 23:53:52 -0400
commitf205ce83a766c08965ec78342f138cdc00631fba (patch)
tree7a9d2db6c16594ef7c730ca93a87131cf0abca41 /net/sched/sch_api.c
parent3dc95666df0e1ae5b7381a8ec97a583bb3ce4306 (diff)
parentb31c50a7f9e93a61d14740dedcbbf2c376998bc7 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (66 commits) be2net: fix some cmds to use mccq instead of mbox atl1e: fix 2.6.31-git4 -- ATL1E 0000:03:00.0: DMA-API: device driver frees DMA pkt_sched: Fix qstats.qlen updating in dump_stats ipv6: Log the affected address when DAD failure occurs wl12xx: Fix print_mac() conversion. af_iucv: fix race when queueing skbs on the backlog queue af_iucv: do not call iucv_sock_kill() twice af_iucv: handle non-accepted sockets after resuming from suspend af_iucv: fix race in __iucv_sock_wait() iucv: use correct output register in iucv_query_maxconn() iucv: fix iucv_buffer_cpumask check when calling IUCV functions iucv: suspend/resume error msg for left over pathes wl12xx: switch to %pM to print the mac address b44: the poll handler b44_poll must not enable IRQ unconditionally ipv6: Ignore route option with ROUTER_PREF_INVALID bonding: make ab_arp select active slaves as other modes cfg80211: fix SME connect rc80211_minstrel: fix contention window calculation ssb/sdio: fix printk format warnings p54usb: add Zcomax XG-705A usbid ...
Diffstat (limited to 'net/sched/sch_api.c')
-rw-r--r--net/sched/sch_api.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 692d9a41cd23..903e4188b6ca 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -693,13 +693,18 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
693 if (new && i > 0) 693 if (new && i > 0)
694 atomic_inc(&new->refcnt); 694 atomic_inc(&new->refcnt);
695 695
696 qdisc_destroy(old); 696 if (!ingress)
697 qdisc_destroy(old);
697 } 698 }
698 699
699 notify_and_destroy(skb, n, classid, dev->qdisc, new); 700 if (!ingress) {
700 if (new && !new->ops->attach) 701 notify_and_destroy(skb, n, classid, dev->qdisc, new);
701 atomic_inc(&new->refcnt); 702 if (new && !new->ops->attach)
702 dev->qdisc = new ? : &noop_qdisc; 703 atomic_inc(&new->refcnt);
704 dev->qdisc = new ? : &noop_qdisc;
705 } else {
706 notify_and_destroy(skb, n, classid, old, new);
707 }
703 708
704 if (dev->flags & IFF_UP) 709 if (dev->flags & IFF_UP)
705 dev_activate(dev); 710 dev_activate(dev);
@@ -804,7 +809,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
804 stab = qdisc_get_stab(tca[TCA_STAB]); 809 stab = qdisc_get_stab(tca[TCA_STAB]);
805 if (IS_ERR(stab)) { 810 if (IS_ERR(stab)) {
806 err = PTR_ERR(stab); 811 err = PTR_ERR(stab);
807 goto err_out3; 812 goto err_out4;
808 } 813 }
809 sch->stab = stab; 814 sch->stab = stab;
810 } 815 }
@@ -833,7 +838,6 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
833 return sch; 838 return sch;
834 } 839 }
835err_out3: 840err_out3:
836 qdisc_put_stab(sch->stab);
837 dev_put(dev); 841 dev_put(dev);
838 kfree((char *) sch - sch->padded); 842 kfree((char *) sch - sch->padded);
839err_out2: 843err_out2:
@@ -847,6 +851,7 @@ err_out4:
847 * Any broken qdiscs that would require a ops->reset() here? 851 * Any broken qdiscs that would require a ops->reset() here?
848 * The qdisc was never in action so it shouldn't be necessary. 852 * The qdisc was never in action so it shouldn't be necessary.
849 */ 853 */
854 qdisc_put_stab(sch->stab);
850 if (ops->destroy) 855 if (ops->destroy)
851 ops->destroy(sch); 856 ops->destroy(sch);
852 goto err_out3; 857 goto err_out3;
@@ -1111,12 +1116,16 @@ create_n_graft:
1111 tcm->tcm_parent, tcm->tcm_parent, 1116 tcm->tcm_parent, tcm->tcm_parent,
1112 tca, &err); 1117 tca, &err);
1113 else { 1118 else {
1114 unsigned int ntx = 0; 1119 struct netdev_queue *dev_queue;
1115 1120
1116 if (p && p->ops->cl_ops && p->ops->cl_ops->select_queue) 1121 if (p && p->ops->cl_ops && p->ops->cl_ops->select_queue)
1117 ntx = p->ops->cl_ops->select_queue(p, tcm); 1122 dev_queue = p->ops->cl_ops->select_queue(p, tcm);
1123 else if (p)
1124 dev_queue = p->dev_queue;
1125 else
1126 dev_queue = netdev_get_tx_queue(dev, 0);
1118 1127
1119 q = qdisc_create(dev, netdev_get_tx_queue(dev, ntx), p, 1128 q = qdisc_create(dev, dev_queue, p,
1120 tcm->tcm_parent, tcm->tcm_handle, 1129 tcm->tcm_parent, tcm->tcm_handle,
1121 tca, &err); 1130 tca, &err);
1122 } 1131 }