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SubjectRe: [PATCH 1/3] PCI/AER: Use 'Correctable' and 'Uncorrectable' spec terms for errors
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On 12/6/2023 2:42 PM, Bjorn Helgaas wrote:
> From: Bjorn Helgaas <bhelgaas@google.com>
>
> The PCIe spec classifies errors as either "Correctable" or "Uncorrectable".
> Previously we printed these as "Corrected" or "Uncorrected". To avoid
> confusion, use the same terms as the spec.
>
> One confusing situation is when one agent detects an error, but another
> agent is responsible for recovery, e.g., by re-attempting the operation.
> The first agent may log a "correctable" error but it has not yet been
> corrected. The recovery agent must report an uncorrectable error if it is
> unable to recover. If we print the first agent's error as "Corrected", it
> gives the false impression that it has already been resolved.
>
> Sample message change:
>
> - pcieport 0000:00:1c.5: AER: Corrected error received: 0000:00:1c.5
> + pcieport 0000:00:1c.5: AER: Correctable error received: 0000:00:1c.5
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
> ---

Looks good to me.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>

> drivers/pci/pcie/aer.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
> index 42a3bd35a3e1..20db80018b5d 100644
> --- a/drivers/pci/pcie/aer.c
> +++ b/drivers/pci/pcie/aer.c
> @@ -436,9 +436,9 @@ void pci_aer_exit(struct pci_dev *dev)
> * AER error strings
> */
> static const char *aer_error_severity_string[] = {
> - "Uncorrected (Non-Fatal)",
> - "Uncorrected (Fatal)",
> - "Corrected"
> + "Uncorrectable (Non-Fatal)",
> + "Uncorrectable (Fatal)",
> + "Correctable"
> };
>
> static const char *aer_error_layer[] = {

--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer

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