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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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2
net/core/pktgen.c
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@@ -3527,7 +3527,7 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
__netif_tx_lock_bh(txq);
if (unlikely(netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq))) {
if (unlikely(netif_tx_queue_frozen_or_stopped(txq))) {
ret = NETDEV_TX_BUSY;
pkt_dev->last_ok = 0;
goto unlock;