[PATCH v3 03/10] EDAC: Store error type in struct edac_raw_error_desc

Robert Richter
2020-01-23T09:03:47Z

Store the error type in struct edac_raw_error_desc. This makes the
type parameter of edac_raw_mc_handle_error() obsolete.

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Robert Richter <rrichter@marvell.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Acked-by: Aristeu Rozanski <aris@redhat.com>
---
drivers/edac/edac_mc.c | 10 +++++-----
drivers/edac/edac_mc.h | 4 +---
drivers/edac/ghes_edac.c | 11 +++++------
include/linux/edac.h | 2 ++
4 files changed, 13 insertions(+), 14 deletions(-)

diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 1e227e69e216..8ef69d24297d 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -1086,8 +1086,7 @@ static void edac_ue_error(struct mem_ctl_info *mci,
edac_inc_ue_error(mci, enable_per_layer_report, pos, error_count);
}

-void edac_raw_mc_handle_error(const enum hw_event_mc_err_type type,
- struct mem_ctl_info *mci,
+void edac_raw_mc_handle_error(struct mem_ctl_info *mci,
struct edac_raw_error_desc *e)
{
char detail[80];
@@ -1102,14 +1101,14 @@ void edac_raw_mc_handle_error(const enum hw_event_mc_err_type type,

/* Report the error via the trace interface */
if (IS_ENABLED(CONFIG_RAS))
- trace_mc_event(type, e->msg, e->label, e->error_count,
+ trace_mc_event(e->type, e->msg, e->label, e->error_count,
mci->mc_idx, e->top_layer, e->mid_layer,
e->low_layer,
(e->page_frame_number << PAGE_SHIFT) | e->offset_in_page,
grain_bits, e->syndrome, e->other_detail);

/* Memory type dependent details about the error */
- if (type == HW_EVENT_ERR_CORRECTED) {
+ if (e->type == HW_EVENT_ERR_CORRECTED) {
snprintf(detail, sizeof(detail),
"page:0x%lx offset:0x%lx grain:%ld syndrome:0x%lx",
e->page_frame_number, e->offset_in_page,
@@ -1154,6 +1153,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
/* Fills the error report buffer */
memset(e, 0, sizeof (*e));
e->error_count = error_count;
+ e->type = type;
e->top_layer = top_layer;
e->mid_layer = mid_layer;
e->low_layer = low_layer;
@@ -1284,6 +1284,6 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
if (p > e->location)
*(p - 1) = '\0';

- edac_raw_mc_handle_error(type, mci, e);
+ edac_raw_mc_handle_error(mci, e);
}
EXPORT_SYMBOL_GPL(edac_mc_handle_error);
diff --git a/drivers/edac/edac_mc.h b/drivers/edac/edac_mc.h
index 02aac5c61d00..5d78be774f9e 100644
--- a/drivers/edac/edac_mc.h
+++ b/drivers/edac/edac_mc.h
@@ -212,7 +212,6 @@ extern int edac_mc_find_csrow_by_page(struct mem_ctl_info *mci,
* edac_raw_mc_handle_error() - Reports a memory event to userspace without
* doing anything to discover the error location.
*
- * @type: severity of the error (CE/UE/Fatal)
* @mci: a struct mem_ctl_info pointer
* @e: error description
*
@@ -220,8 +219,7 @@ extern int edac_mc_find_csrow_by_page(struct mem_ctl_info *mci,
* only be called directly when the hardware error come directly from BIOS,
* like in the case of APEI GHES driver.
*/
-void edac_raw_mc_handle_error(const enum hw_event_mc_err_type type,
- struct mem_ctl_info *mci,
+void edac_raw_mc_handle_error(struct mem_ctl_info *mci,
struct edac_raw_error_desc *e);

/**
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index b99080d8a10c..7c3e5264a41e 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -201,7 +201,6 @@ static void ghes_edac_dmidecode(const struct dmi_header *dh, void *arg)

void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
{
- enum hw_event_mc_err_type type;
struct edac_raw_error_desc *e;
struct mem_ctl_info *mci;
struct ghes_edac_pvt *pvt;
@@ -240,17 +239,17 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)

switch (sev) {
case GHES_SEV_CORRECTED:
- type = HW_EVENT_ERR_CORRECTED;
+ e->type = HW_EVENT_ERR_CORRECTED;
break;
case GHES_SEV_RECOVERABLE:
- type = HW_EVENT_ERR_UNCORRECTED;
+ e->type = HW_EVENT_ERR_UNCORRECTED;
break;
case GHES_SEV_PANIC:
- type = HW_EVENT_ERR_FATAL;
+ e->type = HW_EVENT_ERR_FATAL;
break;
default:
case GHES_SEV_NO:
- type = HW_EVENT_ERR_INFO;
+ e->type = HW_EVENT_ERR_INFO;
}

edac_dbg(1, "error validation_bits: 0x%08llx\n",
@@ -442,7 +441,7 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
if (p > pvt->other_detail)
*(p - 1) = '\0';

- edac_raw_mc_handle_error(type, mci, e);
+ edac_raw_mc_handle_error(mci, e);

unlock:
spin_unlock_irqrestore(&ghes_lock, flags);
diff --git a/include/linux/edac.h b/include/linux/edac.h
index cc31b9742684..6703eb492cd2 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -442,6 +442,7 @@ struct errcount_attribute_data {
* struct edac_raw_error_desc - Raw error report structure
* @grain: minimum granularity for an error report, in bytes
* @error_count: number of errors of the same type
+ * @type: severity of the error (CE/UE/Fatal)
* @top_layer: top layer of the error (layer[0])
* @mid_layer: middle layer of the error (layer[1])
* @low_layer: low layer of the error (layer[2])
@@ -462,6 +463,7 @@ struct edac_raw_error_desc {
long grain;

u16 error_count;
+ enum hw_event_mc_err_type type;
int top_layer;
int mid_layer;
int low_layer;
--
2.20.1