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authorStefan Assmann <sassmann@kpanic.de>2014-07-10 03:29:39 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-07-28 08:05:58 -0700
commitf09e424e436c56fd8c4ebd182d407851b7f42d83 (patch)
tree9f7947e1038af1a0cd9a5477be986765f4a7de55 /drivers
parent081caead26b5841c597d520be8ff1e2f69b4fadc (diff)
igb: do a reset on SR-IOV re-init if device is down
commit 76252723e88681628a3dbb9c09c963e095476f73 upstream. To properly re-initialize SR-IOV it is necessary to reset the device even if it is already down. Not doing this may result in Tx unit hangs. Signed-off-by: Stefan Assmann <sassmann@kpanic.de> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 743f993e7d0..5ca8c479666 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7505,6 +7505,8 @@ static int igb_sriov_reinit(struct pci_dev *dev)
if (netif_running(netdev))
igb_close(netdev);
+ else
+ igb_reset(adapter);
igb_clear_interrupt_scheme(adapter);