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| author | Tom Herbert <therbert@google.com> | 2011-11-28 16:32:44 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-11-29 12:46:19 -0500 |
| commit | 7346649826382b769cfadf4a2fe8a84d060c55e9 (patch) | |
| tree | 0241cce453992881f61d3fbc4f9baf7eb0578135 /net/sched/sch_multiq.c | |
| parent | 75957ba36c05b979701e9ec64b37819adc12f830 (diff) | |
| download | kernel_goldelico_gta04-7346649826382b769cfadf4a2fe8a84d060c55e9.zip kernel_goldelico_gta04-7346649826382b769cfadf4a2fe8a84d060c55e9.tar.gz kernel_goldelico_gta04-7346649826382b769cfadf4a2fe8a84d060c55e9.tar.bz2 | |
net: Add queue state xoff flag for stack
Create separate queue state flags so that either the stack or drivers
can turn on XOFF. Added a set of functions used in the stack to determine
if a queue is really stopped (either by stack or driver)
Signed-off-by: Tom Herbert <therbert@google.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_multiq.c')
| -rw-r--r-- | net/sched/sch_multiq.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c index edc1950..49131d7 100644 --- a/net/sched/sch_multiq.c +++ b/net/sched/sch_multiq.c @@ -107,7 +107,8 @@ static struct sk_buff *multiq_dequeue(struct Qdisc *sch) /* Check that target subqueue is available before * pulling an skb to avoid head-of-line blocking. */ - if (!__netif_subqueue_stopped(qdisc_dev(sch), q->curband)) { + if (!netif_xmit_stopped( + netdev_get_tx_queue(qdisc_dev(sch), q->curband))) { qdisc = q->queues[q->curband]; skb = qdisc->dequeue(qdisc); if (skb) { @@ -138,7 +139,8 @@ static struct sk_buff *multiq_peek(struct Qdisc *sch) /* Check that target subqueue is available before * pulling an skb to avoid head-of-line blocking. */ - if (!__netif_subqueue_stopped(qdisc_dev(sch), curband)) { + if (!netif_xmit_stopped( + netdev_get_tx_queue(qdisc_dev(sch), curband))) { qdisc = q->queues[curband]; skb = qdisc->ops->peek(qdisc); if (skb) |