On Thu, Apr 23, 2009 at 10:57 AM, Breno Leitao
<lei...@linux.vnet.ibm.com> wrote:
> According to the "PCI Error Recovery" document, if after a recovery, the
> bus is disabled, the error_detected function should return
> PCI_ERS_RESULT_DISCONNECT. Actually ixgbe error_detected function is
> always returning PCI_ERS_RESULT_NEED_RESET, even if the bus is in
> failure.
> This patch just check if the bus is disabled and then returns
> PCI_ERS_RESULT_DISCONNET.
>
> Signed-off-by: Breno Leitão <lei...@linux.vnet.ibm.com>
> ---
> diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
> index c45e4e7..2bccbcc 100644
> --- a/drivers/net/ixgbe/ixgbe_main.c
> +++ b/drivers/net/ixgbe/ixgbe_main.c
> @@ -4939,6 +4939,9 @@ static pci_ers_result_t ixgbe_io_error_detected(struct 
> pci_dev *pdev,
>
>        netif_device_detach(netdev);
>
> +       if (state == pci_channel_io_perm_failure)
> +               return PCI_ERS_RESULT_DISCONNECT;
> +
>        if (netif_running(netdev))
>                ixgbe_down(adapter);
>        pci_disable_device(pdev);
>

Thanks Breno, I have added your patch to my ixgbe patch queue.  We
will do some testing on the patch and then will push with the other
ixgbe patches I have for net-next.

-- 
Cheers,
Jeff

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