diff options
| author | Florian Westphal <fw@strlen.de> | 2016-04-24 22:38:13 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-26 22:53:05 +0300 |
| commit | a6086a893718db07ef9e7af5624ec27cb376ef0a (patch) | |
| tree | d79f3678a33c11fa2613cd1f3c4fc393e37222f4 /drivers/net/ethernet/oki-semi | |
| parent | 926f27300100f4233c7665649f68fcf615f58d68 (diff) | |
| download | linux-a6086a893718db07ef9e7af5624ec27cb376ef0a.tar.xz | |
drivers: net: remove NETDEV_TX_LOCKED
replace the trylock by a full spin_lock and remove TX_LOCKED return value.
Followup patch will remove TX_LOCKED from the kernel.
Cc: Jon Mason <jdmason@kudzu.us>
Cc: Andy Gospodarek <andy@greyhouse.net>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/oki-semi')
| -rw-r--r-- | drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 3b98b263bad0..4475dcc687a2 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -2137,10 +2137,8 @@ static int pch_gbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) struct pch_gbe_tx_ring *tx_ring = adapter->tx_ring; unsigned long flags; - if (!spin_trylock_irqsave(&tx_ring->tx_lock, flags)) { - /* Collision - tell upper layer to requeue */ - return NETDEV_TX_LOCKED; - } + spin_trylock_irqsave(&tx_ring->tx_lock, flags); + if (unlikely(!PCH_GBE_DESC_UNUSED(tx_ring))) { netif_stop_queue(netdev); spin_unlock_irqrestore(&tx_ring->tx_lock, flags); |