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authorJitendra Kalsaria <jitendra.kalsaria@qlogic.com>2012-07-10 14:57:32 +0000
committerDavid S. Miller <davem@davemloft.net>2012-07-10 23:28:33 -0700
commitd0de73096e6da4f71cc83623930edcc389a44ca6 (patch)
treeb22891ffd7d457b5508dbd578dff698a71c55a05 /drivers/net/ethernet/qlogic/qlge/qlge_main.c
parentqlge: Fix TX queue stoppage due to full condition. (diff)
downloadlinux-dev-d0de73096e6da4f71cc83623930edcc389a44ca6.tar.xz
linux-dev-d0de73096e6da4f71cc83623930edcc389a44ca6.zip
qlge: Cleanup atomic queue threshold check.
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/qlogic/qlge/qlge_main.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index fb86f06e8f1e..5cfba6aa1b92 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -2171,8 +2171,7 @@ static int ql_clean_outbound_rx_ring(struct rx_ring *rx_ring)
ql_write_cq_idx(rx_ring);
tx_ring = &qdev->tx_ring[net_rsp->txq_idx];
if (__netif_subqueue_stopped(qdev->ndev, tx_ring->wq_id)) {
- if (atomic_read(&tx_ring->queue_stopped) &&
- (atomic_read(&tx_ring->tx_count) > (tx_ring->wq_len / 4)))
+ if ((atomic_read(&tx_ring->tx_count) > (tx_ring->wq_len / 4)))
/*
* The queue got stopped because the tx_ring was full.
* Wake it up, because it's now at least 25% empty.
@@ -2559,7 +2558,6 @@ static netdev_tx_t qlge_send(struct sk_buff *skb, struct net_device *ndev)
"%s: BUG! shutting down tx queue %d due to lack of resources.\n",
__func__, tx_ring_idx);
netif_stop_subqueue(ndev, tx_ring->wq_id);
- atomic_inc(&tx_ring->queue_stopped);
tx_ring->tx_errors++;
return NETDEV_TX_BUSY;
}
@@ -2688,7 +2686,6 @@ static void ql_init_tx_ring(struct ql_adapter *qdev, struct tx_ring *tx_ring)
tx_ring_desc++;
}
atomic_set(&tx_ring->tx_count, tx_ring->wq_len);
- atomic_set(&tx_ring->queue_stopped, 0);
}
static void ql_free_tx_resources(struct ql_adapter *qdev,