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SubjectRe: [PATCH,v2] Re: e1000e: why does pci_enable_pcie_error_reporting() fail on my hp2510p?
From
On Thu, Aug 20, 2009 at 23:48, Frans Pop<elendil@planet.nl> wrote:
> On Friday 21 August 2009, Danny Feng wrote:
>> You may also need to silence pci_disable_pcie_error_reporting,
>> otherwise rmmod/shutdown, you will get
>>
>> e1000e 0000:00:19.0: pci_disable_pcie_error_reporting failed
>
> Yes, thanks. Exactly the same thing there. Updated patch below.
>
>
> From: Frans Pop <elendil@planet.nl>
> Subject: net: Don't report an error if devices don't support AER
>
> The only error returned by pci_{en,dis}able_pcie_error_reporting() is
> -EIO which simply means that Advanced Error Reporting is not supported.
> There is no need to report that, so remove the error check from e1001e,
> igb and ixgbe.
>
> Signed-off-by: Frans Pop <elendil@planet.nl>
>
> diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
> index fa92a68..d67798f 100644
> --- a/drivers/net/e1000e/netdev.c
> +++ b/drivers/net/e1000e/netdev.c
> @@ -4983,12 +4983,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
>                goto err_pci_reg;
>
>        /* AER (Advanced Error Reporting) hooks */
> -       err = pci_enable_pcie_error_reporting(pdev);
> -       if (err) {
> -               dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
> -                       "0x%x\n", err);
> -               /* non-fatal, continue */
> -       }
> +       pci_enable_pcie_error_reporting(pdev);
>
>        pci_set_master(pdev);
>        /* PCI config space info */
> @@ -5301,9 +5296,6 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
>
>        /* AER disable */
>        err = pci_disable_pcie_error_reporting(pdev);
> -       if (err)
> -               dev_err(&pdev->dev,
> -                       "pci_disable_pcie_error_reporting failed 0x%x\n", err);
>
>        pci_disable_device(pdev);
>  }
> diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
> index adb09d3..1533d6f 100644
> --- a/drivers/net/igb/igb_main.c
> +++ b/drivers/net/igb/igb_main.c
> @@ -1232,12 +1232,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
>        if (err)
>                goto err_pci_reg;
>
> -       err = pci_enable_pcie_error_reporting(pdev);
> -       if (err) {
> -               dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
> -                       "0x%x\n", err);
> -               /* non-fatal, continue */
> -       }
> +       pci_enable_pcie_error_reporting(pdev);
>
>        pci_set_master(pdev);
>        pci_save_state(pdev);
> @@ -1668,9 +1663,6 @@ static void __devexit igb_remove(struct pci_dev *pdev)
>        free_netdev(netdev);
>
>        err = pci_disable_pcie_error_reporting(pdev);
> -       if (err)
> -               dev_err(&pdev->dev,
> -                       "pci_disable_pcie_error_reporting failed 0x%x\n", err);
>
>        pci_disable_device(pdev);
>  }
> diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
> index 77b0381..777556d 100644
> --- a/drivers/net/ixgbe/ixgbe_main.c
> +++ b/drivers/net/ixgbe/ixgbe_main.c
> @@ -5430,12 +5430,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
>                goto err_pci_reg;
>        }
>
> -       err = pci_enable_pcie_error_reporting(pdev);
> -       if (err) {
> -               dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
> -                                   "0x%x\n", err);
> -               /* non-fatal, continue */
> -       }
> +       pci_enable_pcie_error_reporting(pdev);
>
>        pci_set_master(pdev);
>        pci_save_state(pdev);
> @@ -5795,9 +5790,6 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
>        free_netdev(netdev);
>
>        err = pci_disable_pcie_error_reporting(pdev);
> -       if (err)
> -               dev_err(&pdev->dev,
> -                       "pci_disable_pcie_error_reporting failed 0x%x\n", err);
>
>        pci_disable_device(pdev);
>  }

Patch looks fine

Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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