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net: add netif_tx_queue_frozen_or_stopped

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When testing struct netdev_queue state against FROZEN bit, we also test
XOFF bit. We can test both bits at once and save some cycles.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2010-11-23 10:42:02 +00:00
committed by David S. Miller
parent d3c15cab21
commit 5a0d2268d2
5 changed files with 10 additions and 12 deletions
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3
net/sched/sch_teql.c
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@@ -309,8 +309,7 @@ restart:
if (__netif_tx_trylock(slave_txq)) {
unsigned int length = qdisc_pkt_len(skb);
if (!netif_tx_queue_stopped(slave_txq) &&
!netif_tx_queue_frozen(slave_txq) &&
if (!netif_tx_queue_frozen_or_stopped(slave_txq) &&
slave_ops->ndo_start_xmit(skb, slave) == NETDEV_TX_OK) {
txq_trans_update(slave_txq);
__netif_tx_unlock(slave_txq);