diff options
| author | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:19:12 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:37:18 (GMT) |
| commit | 86ba38e6f5f2fbfe9b49e153ea89593b26482019 (patch) | |
| tree | f99d2906b0eafca507f37289e68052fc105cc2dc /drivers/net/ethernet/atheros | |
| parent | 07c8b57b111585a617b2b456497fc9b33c00743c (diff) | |
| download | linux-fsl-qoriq-86ba38e6f5f2fbfe9b49e153ea89593b26482019.tar.xz | |
Reset to 3.12.19
Diffstat (limited to 'drivers/net/ethernet/atheros')
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1c/atl1c_main.c | 6 | ||||
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 3 |
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 34ebd1b..a36a760 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -2206,7 +2206,11 @@ static netdev_tx_t atl1c_xmit_frame(struct sk_buff *skb, } tpd_req = atl1c_cal_tpd_req(skb); - spin_lock_irqsave(&adapter->tx_lock, flags); + if (!spin_trylock_irqsave(&adapter->tx_lock, flags)) { + if (netif_msg_pktdata(adapter)) + dev_info(&adapter->pdev->dev, "tx locked\n"); + return NETDEV_TX_LOCKED; + } if (atl1c_tpd_avail(adapter, type) < tpd_req) { /* no enough descriptor, just stop queue */ diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index d398960..1966444 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1838,7 +1838,8 @@ static netdev_tx_t atl1e_xmit_frame(struct sk_buff *skb, return NETDEV_TX_OK; } tpd_req = atl1e_cal_tdp_req(skb); - spin_lock_irqsave(&adapter->tx_lock, flags); + if (!spin_trylock_irqsave(&adapter->tx_lock, flags)) + return NETDEV_TX_LOCKED; if (atl1e_tpd_avail(adapter) < tpd_req) { /* no enough descriptor, just stop queue */ |