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-rw-r--r--arch/powerpc/perf/hv-24x7.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 6e7e820508df..e5eb33255066 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -764,6 +764,14 @@ static ssize_t catalog_event_len_validate(struct hv_24x7_event_data *event,
return ev_len;
}
+/*
+ * Return true incase of invalid or dummy events with names like RESERVED*
+ */
+static bool ignore_event(const char *name)
+{
+ return strncmp(name, "RESERVED", 8) == 0;
+}
+
#define MAX_4K (SIZE_MAX / 4096)
static int create_events_from_catalog(struct attribute ***events_,
@@ -894,6 +902,10 @@ static int create_events_from_catalog(struct attribute ***events_,
name = event_name(event, &nl);
+ if (ignore_event(name)) {
+ junk_events++;
+ continue;
+ }
if (event->event_group_record_len == 0) {
pr_devel("invalid event %zu (%.*s): group_record_len == 0, skipping\n",
event_idx, nl, name);
@@ -955,6 +967,9 @@ static int create_events_from_catalog(struct attribute ***events_,
continue;
name = event_name(event, &nl);
+ if (ignore_event(name))
+ continue;
+
nonce = event_uniq_add(&ev_uniq, name, nl, event->domain);
ct = event_data_to_attrs(event_idx, events + event_attr_ct,
event, nonce);