[PATCH 2/2] drm/amdgpu: refine ras error kernel log print
Yang Wang
kevinyang.wang at amd.com
Fri Oct 20 07:00:26 UTC 2023
refine ras error kernel log to avoid user-ridden ambiguity.
Signed-off-by: Yang Wang <kevinyang.wang at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 116 +++++++++++++++++-------
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 5 +-
2 files changed, 82 insertions(+), 39 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index d5bcfcf4ced2..0cb60f71c14d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -635,8 +635,11 @@ static ssize_t amdgpu_ras_sysfs_read(struct device *dev,
static inline void put_obj(struct ras_manager *obj)
{
- if (obj && (--obj->use == 0))
+ if (obj && (--obj->use == 0)) {
list_del(&obj->node);
+ amdgpu_ras_error_data_fini(&obj->err_data);
+ }
+
if (obj && (obj->use < 0))
DRM_ERROR("RAS ERROR: Unbalance obj(%s) use\n", get_ras_block_str(&obj->head));
}
@@ -666,6 +669,9 @@ static struct ras_manager *amdgpu_ras_create_obj(struct amdgpu_device *adev,
if (alive_obj(obj))
return NULL;
+ if(amdgpu_ras_error_data_init(&obj->err_data))
+ return NULL;
+
obj->head = *head;
obj->adev = adev;
list_add(&obj->node, &con->head);
@@ -1023,44 +1029,68 @@ static void amdgpu_ras_get_ecc_info(struct amdgpu_device *adev, struct ras_err_d
}
static void amdgpu_ras_error_print_error_data(struct amdgpu_device *adev,
- struct ras_query_if *query_if,
+ struct ras_manager *ras_mgr,
struct ras_err_data *err_data,
+ const char *blk_name,
bool is_ue)
{
- struct ras_manager *ras_mgr = amdgpu_ras_find_obj(adev, &query_if->head);
- const char *blk_name = get_ras_block_str(&query_if->head);
struct amdgpu_smuio_mcm_config_info *mcm_info;
struct ras_err_node *err_node;
struct ras_err_info *err_info;
- if (is_ue)
- dev_info(adev->dev, "%ld uncorrectable hardware errors detected in %s block\n",
- ras_mgr->err_data.ue_count, blk_name);
- else
- dev_info(adev->dev, "%ld correctable hardware errors detected in %s block\n",
- ras_mgr->err_data.ce_count, blk_name);
+ if (is_ue) {
+ for_each_ras_error(err_node, err_data) {
+ err_info = &err_node->err_info;
+ mcm_info = &err_info->mcm_info;
+ if (err_info->ue_count) {
+ dev_info(adev->dev, "socket: %d, die: %d, "
+ "%lld new uncorrectable hardware errors detected in %s block\n",
+ mcm_info->socket_id,
+ mcm_info->die_id,
+ err_info->ue_count,
+ blk_name);
+ }
+ }
- for_each_ras_error(err_node, err_data) {
- err_info = &err_node->err_info;
- mcm_info = &err_info->mcm_info;
- if (is_ue && err_info->ue_count) {
- dev_info(adev->dev, "socket: %d, die: %d "
- "%lld uncorrectable hardware errors detected in %s block\n",
- mcm_info->socket_id,
- mcm_info->die_id,
- err_info->ue_count,
- blk_name);
- } else if (!is_ue && err_info->ce_count) {
- dev_info(adev->dev, "socket: %d, die: %d "
- "%lld correctable hardware errors detected in %s block\n",
- mcm_info->socket_id,
- mcm_info->die_id,
- err_info->ce_count,
- blk_name);
+ for_each_ras_error(err_node, &ras_mgr->err_data) {
+ err_info = &err_node->err_info;
+ mcm_info = &err_info->mcm_info;
+ dev_info(adev->dev, "socket: %d, die: %d, "
+ "%lld uncorrectable hardware errors detected in total in %s block\n",
+ mcm_info->socket_id, mcm_info->die_id, err_info->ue_count, blk_name);
+ }
+
+ } else {
+ for_each_ras_error(err_node, err_data) {
+ err_info = &err_node->err_info;
+ mcm_info = &err_info->mcm_info;
+ if (err_info->ce_count) {
+ dev_info(adev->dev, "socket: %d, die: %d, "
+ "%lld new correctable hardware errors detected in %s block, "
+ "no user action is needed\n",
+ mcm_info->socket_id,
+ mcm_info->die_id,
+ err_info->ce_count,
+ blk_name);
+ }
+ }
+
+ for_each_ras_error(err_node, &ras_mgr->err_data) {
+ err_info = &err_node->err_info;
+ mcm_info = &err_info->mcm_info;
+ dev_info(adev->dev, "socket: %d, die: %d, "
+ "%lld correctable hardware errors detected in total in %s block, "
+ "no user action is needed\n",
+ mcm_info->socket_id, mcm_info->die_id, err_info->ce_count, blk_name);
}
}
}
+static inline bool err_data_has_source_info(struct ras_err_data *data)
+{
+ return !list_empty(&data->err_node_list);
+}
+
static void amdgpu_ras_error_generate_report(struct amdgpu_device *adev,
struct ras_query_if *query_if,
struct ras_err_data *err_data)
@@ -1069,9 +1099,8 @@ static void amdgpu_ras_error_generate_report(struct amdgpu_device *adev,
const char *blk_name = get_ras_block_str(&query_if->head);
if (err_data->ce_count) {
- if (!list_empty(&err_data->err_node_list)) {
- amdgpu_ras_error_print_error_data(adev, query_if,
- err_data, false);
+ if (err_data_has_source_info(err_data)) {
+ amdgpu_ras_error_print_error_data(adev, ras_mgr, err_data, blk_name, false);
} else if (!adev->aid_mask &&
adev->smuio.funcs &&
adev->smuio.funcs->get_socket_id &&
@@ -1094,9 +1123,8 @@ static void amdgpu_ras_error_generate_report(struct amdgpu_device *adev,
}
if (err_data->ue_count) {
- if (!list_empty(&err_data->err_node_list)) {
- amdgpu_ras_error_print_error_data(adev, query_if,
- err_data, true);
+ if (err_data_has_source_info(err_data)) {
+ amdgpu_ras_error_print_error_data(adev, ras_mgr, err_data, blk_name, true);
} else if (!adev->aid_mask &&
adev->smuio.funcs &&
adev->smuio.funcs->get_socket_id &&
@@ -1118,6 +1146,25 @@ static void amdgpu_ras_error_generate_report(struct amdgpu_device *adev,
}
+static void amdgpu_rasmgr_error_data_statistic_update(struct ras_manager *obj, struct ras_err_data *err_data)
+{
+ struct ras_err_node *err_node;
+ struct ras_err_info *err_info;
+
+ if (err_data_has_source_info(err_data)) {
+ for_each_ras_error(err_node, err_data) {
+ err_info = &err_node->err_info;
+
+ amdgpu_ras_error_statistic_ce_count(&obj->err_data, &err_info->mcm_info, err_info->ce_count);
+ amdgpu_ras_error_statistic_ue_count(&obj->err_data, &err_info->mcm_info, err_info->ue_count);
+ }
+ } else {
+ /* for legacy asic path which doesn't has error source info */
+ obj->err_data.ue_count += err_data->ue_count;
+ obj->err_data.ce_count += err_data->ce_count;
+ }
+}
+
/* query/inject/cure begin */
int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
struct ras_query_if *info)
@@ -1156,8 +1203,7 @@ int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
}
}
- obj->err_data.ue_count += err_data.ue_count;
- obj->err_data.ce_count += err_data.ce_count;
+ amdgpu_rasmgr_error_data_statistic_update(obj, &err_data);
info->ue_count = obj->err_data.ue_count;
info->ce_count = obj->err_data.ce_count;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 3f9ac0ab67e6..55bcd93d5bc8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -513,10 +513,7 @@ struct ras_manager {
/* IH data */
struct ras_ih_data ih_data;
- struct {
- unsigned long ue_count;
- unsigned long ce_count;
- } err_data;
+ struct ras_err_data err_data;
};
struct ras_badpage {
--
2.34.1
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