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authorStefan Assmann <sassmann@kpanic.de>2014-07-10 14:29:39 +0400
committerDavid S. Miller <davem@davemloft.net>2014-07-10 23:45:24 +0400
commit76252723e88681628a3dbb9c09c963e095476f73 (patch)
treeca801bd5c10b76955016f00c296355347f070842 /drivers/net/ethernet
parent948264879b6894dc389a44b99fae4f0b72932619 (diff)
downloadlinux-76252723e88681628a3dbb9c09c963e095476f73.tar.xz
igb: do a reset on SR-IOV re-init if device is down
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. Cc: stable <stable@vger.kernel.org> 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>
Diffstat (limited to 'drivers/net/ethernet')
-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 57a96e00df8c..a9537ba7a5a0 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7592,6 +7592,8 @@ 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);