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author | David S. Miller <davem@davemloft.net> | 2008-07-08 23:14:46 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-07-08 23:14:46 -0700 |
commit | 79d16385c7f287a33ea771c4dbe60ae43f791b49 (patch) | |
tree | 858bfe84e52d88356d5d0b49efc5148a0870ccf9 /net/sched/sch_generic.c | |
parent | b19fa1fa91845234961c64dbd564671aa7c0fd27 (diff) | |
download | blackbird-op-linux-79d16385c7f287a33ea771c4dbe60ae43f791b49.tar.gz blackbird-op-linux-79d16385c7f287a33ea771c4dbe60ae43f791b49.zip |
netdev: Move atomic queue state bits into netdev_queue.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_generic.c')
-rw-r--r-- | net/sched/sch_generic.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index b6a36d394663..243de935b182 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -121,9 +121,9 @@ static inline int handle_dev_cpu_collision(struct sk_buff *skb, /* * NOTE: Called under queue->lock with locally disabled BH. * - * __LINK_STATE_QDISC_RUNNING guarantees only one CPU can process this - * device at a time. queue->lock serializes queue accesses for - * this device AND txq->qdisc pointer itself. + * __QUEUE_STATE_QDISC_RUNNING guarantees only one CPU can process + * this queue at a time. queue->lock serializes queue accesses for + * this queue AND txq->qdisc pointer itself. * * netif_tx_lock serializes accesses to device driver. * @@ -206,7 +206,7 @@ void __qdisc_run(struct netdev_queue *txq) } } - clear_bit(__LINK_STATE_QDISC_RUNNING, &dev->state); + clear_bit(__QUEUE_STATE_QDISC_RUNNING, &txq->state); } static void dev_watchdog(unsigned long arg) @@ -605,9 +605,10 @@ static void dev_deactivate_queue(struct netdev_queue *dev_queue, void dev_deactivate(struct net_device *dev) { + struct netdev_queue *dev_queue = &dev->tx_queue; int running; - dev_deactivate_queue(&dev->tx_queue, &noop_qdisc); + dev_deactivate_queue(dev_queue, &noop_qdisc); dev_watchdog_down(dev); @@ -616,16 +617,17 @@ void dev_deactivate(struct net_device *dev) /* Wait for outstanding qdisc_run calls. */ do { - while (test_bit(__LINK_STATE_QDISC_RUNNING, &dev->state)) + while (test_bit(__QUEUE_STATE_QDISC_RUNNING, &dev_queue->state)) yield(); /* * Double-check inside queue lock to ensure that all effects * of the queue run are visible when we return. */ - spin_lock_bh(&dev->tx_queue.lock); - running = test_bit(__LINK_STATE_QDISC_RUNNING, &dev->state); - spin_unlock_bh(&dev->tx_queue.lock); + spin_lock_bh(&dev_queue->lock); + running = test_bit(__QUEUE_STATE_QDISC_RUNNING, + &dev_queue->state); + spin_unlock_bh(&dev_queue->lock); /* * The running flag should never be set at this point because |