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| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2010-01-13 01:49:13 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-13 17:12:45 -0800 |
| commit | 1a647bd213d85c88507967104aea79b2649e6a6e (patch) | |
| tree | 67fd2d5d2a5f02b0000ef11650e04a946eb9d2a0 /drivers/net/ixgbe | |
| parent | ff30b3642c1f56a5ae6522b78e82be867086c637 (diff) | |
| download | linux-1a647bd213d85c88507967104aea79b2649e6a6e.tar.gz linux-1a647bd213d85c88507967104aea79b2649e6a6e.tar.bz2 linux-1a647bd213d85c88507967104aea79b2649e6a6e.zip | |
ixgbe: Do not attempt to perform interrupts in netpoll when down
This patch resolves issues seen when running netconsole and rebooting via
reboot -f. The issue was due to the fact that we were attempting to
perform interrupt actions when the q_vectors and rings had already been
freed via the ixgbe_shutdown routines.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Acked-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 2ad754c864cf..385976709e76 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -5576,6 +5576,10 @@ static void ixgbe_netpoll(struct net_device *netdev) struct ixgbe_adapter *adapter = netdev_priv(netdev); int i; + /* if interface is down do nothing */ + if (test_bit(__IXGBE_DOWN, &adapter->state)) + return; + adapter->flags |= IXGBE_FLAG_IN_NETPOLL; if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { int num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS; |