Re: [PATCH 06/15] cxl/aer/pci: Introduce PCI_ERS_RESULT_PANIC to pci_ers_result type

Jonathan Cameron
2024-10-16T16:30:16Z

On Tue, 8 Oct 2024 17:16:48 -0500
Terry Bowman <terry.bowman@amd.com> wrote:

> The CXL AER service will be updated to support CXL PCIe port error
> handling in the future. These devices will use a system panic during
> recovery handling.

Recovery handling by panic? :) That's an interesting form of recovery..

>
> Add PCI_ERS_RESULT_PANIC enumeration to pci_ers_result type.
>
> Signed-off-by: Terry Bowman <terry.bowman@amd.com>
> ---
> include/linux/pci.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/include/linux/pci.h b/include/linux/pci.h
> index 4cf89a4b4cbc..6f7e7371161d 100644
> --- a/include/linux/pci.h
> +++ b/include/linux/pci.h
> @@ -857,6 +857,9 @@ enum pci_ers_result {
>
> /* No AER capabilities registered for the driver */
> PCI_ERS_RESULT_NO_AER_DRIVER = (__force pci_ers_result_t) 6,
> +
> + /* Device state requires system panic */
> + PCI_ERS_RESULT_PANIC = (__force pci_ers_result_t) 7,
> };
>
> /* PCI bus error event callbacks */