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Message-Id: <1404988179-2640-1-git-send-email-jeffrey.t.kirsher@intel.com> Date: Thu, 10 Jul 2014 03:29:39 -0700 From: Jeff Kirsher <jeffrey.t.kirsher@...el.com> To: davem@...emloft.net Cc: Stefan Assmann <sassmann@...nic.de>, netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com, stable <stable@...r.kernel.org>, Jeff Kirsher <jeffrey.t.kirsher@...el.com> Subject: [net] igb: do a reset on SR-IOV re-init if device is down From: Stefan Assmann <sassmann@...nic.de> 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@...r.kernel.org> Signed-off-by: Stefan Assmann <sassmann@...nic.de> Tested-by: Aaron Brown <aaron.f.brown@...el.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> --- drivers/net/ethernet/intel/igb/igb_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 57a96e0..a9537ba 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); -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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