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author | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 21:14:39 +0100 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 21:14:39 +0100 |
commit | 2058297d2d045cb57138c33b87cfabcc80e65186 (patch) | |
tree | 7ccffd0e162cbd7471f643561e79f23abb989a62 /drivers/net/igb/igb_ethtool.c | |
parent | 150e6c67f4bf6ab51e62defc41bd19a2eefe5709 (diff) | |
parent | 4b27e1bb442e964903f8a3fa6bdf33a602dc0941 (diff) | |
download | talos-obmc-linux-2058297d2d045cb57138c33b87cfabcc80e65186.tar.gz talos-obmc-linux-2058297d2d045cb57138c33b87cfabcc80e65186.zip |
Merge branch 'for-linus' into for-2.6.33
Conflicts:
block/cfq-iosched.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/net/igb/igb_ethtool.c')
-rw-r--r-- | drivers/net/igb/igb_ethtool.c | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index d004c359244c..b243ed3b0c36 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -34,6 +34,7 @@ #include <linux/interrupt.h> #include <linux/if_ether.h> #include <linux/ethtool.h> +#include <linux/sched.h> #include "igb.h" @@ -731,7 +732,7 @@ static int igb_set_ringparam(struct net_device *netdev, { struct igb_adapter *adapter = netdev_priv(netdev); struct igb_ring *temp_ring; - int i, err; + int i, err = 0; u32 new_rx_count, new_tx_count; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) @@ -751,18 +752,30 @@ static int igb_set_ringparam(struct net_device *netdev, return 0; } + while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) + msleep(1); + + if (!netif_running(adapter->netdev)) { + for (i = 0; i < adapter->num_tx_queues; i++) + adapter->tx_ring[i].count = new_tx_count; + for (i = 0; i < adapter->num_rx_queues; i++) + adapter->rx_ring[i].count = new_rx_count; + adapter->tx_ring_count = new_tx_count; + adapter->rx_ring_count = new_rx_count; + goto clear_reset; + } + if (adapter->num_tx_queues > adapter->num_rx_queues) temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring)); else temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring)); - if (!temp_ring) - return -ENOMEM; - while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + if (!temp_ring) { + err = -ENOMEM; + goto clear_reset; + } - if (netif_running(adapter->netdev)) - igb_down(adapter); + igb_down(adapter); /* * We can't just free everything and then setup again, @@ -819,14 +832,11 @@ static int igb_set_ringparam(struct net_device *netdev, adapter->rx_ring_count = new_rx_count; } - - err = 0; err_setup: - if (netif_running(adapter->netdev)) - igb_up(adapter); - - clear_bit(__IGB_RESETTING, &adapter->state); + igb_up(adapter); vfree(temp_ring); +clear_reset: + clear_bit(__IGB_RESETTING, &adapter->state); return err; } |