linux-kernel - Re: [PATCH v2 2/9] PCI/DPC: Use pci_aer_clear_uncorrect_error_status() to clear uncorrectable error status

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Message-ID: <caf2949a-e98d-e0a2-dc8a-af632d9b610a@linux.intel.com>
Date:   Tue, 27 Sep 2022 12:34:52 -0700
From:   Sathyanarayanan Kuppuswamy 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
To:     Zhuo Chen <chenzhuo.1@...edance.com>, bhelgaas@...gle.com,
        ruscur@...sell.cc, oohall@...il.com, fancer.lancer@...il.com,
        jdmason@...zu.us, dave.jiang@...el.com, allenbh@...il.com,
        james.smart@...adcom.com, dick.kennedy@...adcom.com,
        jejb@...ux.ibm.com, martin.petersen@...cle.com
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, ntb@...ts.linux.dev,
        linux-scsi@...r.kernel.org
Subject: Re: [PATCH v2 2/9] PCI/DPC: Use
 pci_aer_clear_uncorrect_error_status() to clear uncorrectable error status

Hi,

On 9/27/22 8:35 AM, Zhuo Chen wrote:
> Use pci_aer_clear_nonfatal_status() in dpc_process_error(), which has
> no functional changes.

Just say pci_aer_clear_uncorrect_error_status() clears both fatal and
non-fatal errors. So use it in place of pci_aer_clear_nonfatal_status()
and pci_aer_clear_fatal_status().

> 
> Signed-off-by: Zhuo Chen <chenzhuo.1@...edance.com>
> ---
>  drivers/pci/pcie/dpc.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/pcie/dpc.c b/drivers/pci/pcie/dpc.c
> index 3e9afee02e8d..7942073fbb34 100644
> --- a/drivers/pci/pcie/dpc.c
> +++ b/drivers/pci/pcie/dpc.c
> @@ -288,8 +288,7 @@ void dpc_process_error(struct pci_dev *pdev)
>  		 dpc_get_aer_uncorrect_severity(pdev, &info) &&
>  		 aer_get_device_error_info(pdev, &info)) {
>  		aer_print_error(pdev, &info);
> -		pci_aer_clear_nonfatal_status(pdev);
> -		pci_aer_clear_fatal_status(pdev);
> +		pci_aer_clear_uncorrect_error_status(pdev);
>  	}
>  }
>  

-- 
Sathyanarayanan Kuppuswamy
Linux Kernel Developer