On 10/23/2025 5:25 AM, Fabio M. De Francesco wrote:
> ghes_do_proc() has a catch-all for unknown or unhandled CPER formats
> (UEFI v2.10 Appendix N 2.3), extlog_print() does not. This gap was
Latest is v2.11, right? Why not use it for reference?
> noticed by a RAS test that injected CXL protocol errors which were
> notified to extlog_print() via the IOMCA (I/O Machine Check
> Architecture) mechanism. Bring parity to the extlog_print() path by
> including a similar log_non_standard_event().
>
> Cc: Dan Williams <[email protected]>
> Reviewed-by: Dan Williams <[email protected]>
> Reviewed-by: Dave Jiang <[email protected]>
> Reviewed-by: Jonathan Cameron <[email protected]>
> Reviewed-by: Qiuxu Zhuo <[email protected]>
> Signed-off-by: Fabio M. De Francesco <[email protected]>
> ---
Reviewed-by: Kuppuswamy Sathyanarayanan
<[email protected]>
> drivers/acpi/acpi_extlog.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c
> index f6b9562779de..47d11cb5c912 100644
> --- a/drivers/acpi/acpi_extlog.c
> +++ b/drivers/acpi/acpi_extlog.c
> @@ -183,6 +183,12 @@ static int extlog_print(struct notifier_block *nb,
> unsigned long val,
> if (gdata->error_data_length >= sizeof(*mem))
> trace_extlog_mem_event(mem, err_seq, fru_id,
> fru_text,
>
> (u8)gdata->error_severity);
> + } else {
> + void *err = acpi_hest_get_payload(gdata);
> +
> + log_non_standard_event(sec_type, fru_id, fru_text,
> + gdata->error_severity, err,
> + gdata->error_data_length);
> }
> }
>
--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer
