Commit 1a647bd2 authored by Alexander Duyck's avatar Alexander Duyck Committed by David S. Miller

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: default avatarAlexander Duyck <alexander.h.duyck@intel.com>
Acked-by: default avatarMallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ff30b364
......@@ -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;
......
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