diff mbox series

[1/4,v2] ACPI: extlog: Trace CPER Non-standard Section Body

Message ID 20250429172109.3199192-2-fabio.m.de.francesco@linux.intel.com
State New
Headers show
Series [1/4,v2] ACPI: extlog: Trace CPER Non-standard Section Body | expand

Commit Message

Fabio M. De Francesco April 29, 2025, 5:21 p.m. UTC 
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
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 <dan.j.williams@intel.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Fabio M. De Francesco <fabio.m.de.francesco@linux.intel.com>
---
 drivers/acpi/acpi_extlog.c | 6 ++++++
 drivers/ras/ras.c          | 1 +
 2 files changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c
index f7fb7205028d..caca6ccd6e99 100644
--- a/drivers/acpi/acpi_extlog.c
+++ b/drivers/acpi/acpi_extlog.c
@@ -182,6 +182,12 @@  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);
 		}
 	}
 
diff --git a/drivers/ras/ras.c b/drivers/ras/ras.c
index a6e4792a1b2e..ac0e132ccc3e 100644
--- a/drivers/ras/ras.c
+++ b/drivers/ras/ras.c
@@ -51,6 +51,7 @@  void log_non_standard_event(const guid_t *sec_type, const guid_t *fru_id,
 {
 	trace_non_standard_event(sec_type, fru_id, fru_text, sev, err, len);
 }
+EXPORT_SYMBOL_GPL(log_non_standard_event);
 
 void log_arm_hw_error(struct cper_sec_proc_arm *err)
 {