Re: [RESEND v13 15/25] CXL/PCI: Introduce PCI_ERS_RESULT_PANIC

dan.j.williams
2025-11-20T00:17:35Z

Terry Bowman wrote:
> The CXL driver's error handling for uncorrectable errors (UCE) will be
> updated in the future. A required change is for the error handlers to
> to force a system panic when a UCE is detected.
>
> Introduce PCI_ERS_RESULT_PANIC as a 'enum pci_ers_result' type. This will
> be used by CXL UCE fatal and non-fatal recovery in future patches. Update
> PCIe recovery documentation with details of PCI_ERS_RESULT_PANIC.

I would also note that this starts to bring Linux PCI core native AER
handling with ACPI GHES CPER_SEV_FATAL handling.

Reviewed-by: Dan Williams <dan.j.williams@intel.com>