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-rw-r--r--mm/memory-failure.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 44eec2e93a0b..b4b30d9b0782 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1227,6 +1227,39 @@ static struct page_state error_states[] = {
#undef slab
#undef reserved
+static void update_per_node_mf_stats(unsigned long pfn,
+ enum mf_result result)
+{
+ int nid = MAX_NUMNODES;
+ struct memory_failure_stats *mf_stats = NULL;
+
+ nid = pfn_to_nid(pfn);
+ if (unlikely(nid < 0 || nid >= MAX_NUMNODES)) {
+ WARN_ONCE(1, "Memory failure: pfn=%#lx, invalid nid=%d", pfn, nid);
+ return;
+ }
+
+ mf_stats = &NODE_DATA(nid)->mf_stats;
+ switch (result) {
+ case MF_IGNORED:
+ ++mf_stats->ignored;
+ break;
+ case MF_FAILED:
+ ++mf_stats->failed;
+ break;
+ case MF_DELAYED:
+ ++mf_stats->delayed;
+ break;
+ case MF_RECOVERED:
+ ++mf_stats->recovered;
+ break;
+ default:
+ WARN_ONCE(1, "Memory failure: mf_result=%d is not properly handled", result);
+ break;
+ }
+ ++mf_stats->total;
+}
+
/*
* "Dirty/Clean" indication is not 100% accurate due to the possibility of
* setting PG_dirty outside page lock. See also comment above set_page_dirty().
@@ -1237,6 +1270,9 @@ static int action_result(unsigned long pfn, enum mf_action_page_type type,
trace_memory_failure_event(pfn, type, result);
num_poisoned_pages_inc(pfn);
+
+ update_per_node_mf_stats(pfn, result);
+
pr_err("%#lx: recovery action for %s: %s\n",
pfn, action_page_types[type], action_name[result]);