Introduce a new pstore_record type, PSTORE_TYPE_CPER_PROC_ARM, so that
serialized ARM processor errors can be retrieved and saved as a file in
pstore file system. While the serialized errors is retrieved from ERST
backend, log it.
Signed-off-by: Shuai Xue <xueshuai@xxxxxxxxxxxxxxxxx>
---
drivers/acpi/apei/erst.c | 6 ++++++
fs/pstore/platform.c | 1 +
include/linux/pstore.h | 1 +
3 files changed, 8 insertions(+)
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 4f000cb1433a..c92d977d15cd 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -29,6 +29,7 @@
#include <acpi/ghes.h>
#include <linux/aer.h>
#include <linux/pci.h>
+#include <linux/ras.h>
/* only define CREATE_TRACE_POINTS once */
#include <trace/events/mce.h>
@@ -1088,6 +1089,11 @@ static ssize_t erst_reader(struct pstore_record *record)
cper_print_aer(
pdev, AER_FATAL,
(struct aer_capability_regs *)pcie_err->aer_info);
+ } else if (guid_equal(&rcd->sec_hdr.section_type, &CPER_SEC_PROC_ARM)) {
+ struct cper_sec_proc_arm *err = (struct cper_sec_proc_arm *)rcd->data;
+
+ record->type = PSTORE_TYPE_CPER_PROC_ARM;
+ log_arm_hw_error(err);
}
else
record->type = PSTORE_TYPE_MAX;
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 40a062546fe4..48ad3202284c 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -53,6 +53,7 @@ static const char * const pstore_type_names[] = {
"powerpc-opal",
"cper-mem",
"cper-pcie",
+ "cper-proc-arm",
};
static int pstore_new_entry;
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index e63f51e9c22e..83edff5aab0b 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -43,6 +43,7 @@ enum pstore_type_id {
/* APEI section */
PSTORE_TYPE_CPER_MEM = 9,
PSTORE_TYPE_CPER_PCIE = 10,
+ PSTORE_TYPE_CPER_PROC_ARM = 11,
/* End of the list */
PSTORE_TYPE_MAX
--
2.41.0
