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-rw-r--r--tools/perf/util/callchain.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 8b610dd9e2f6..aba953421a03 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -48,6 +48,8 @@ static int parse_callchain_mode(const char *value)
callchain_param.mode = CHAIN_FOLDED;
return 0;
}
+
+ pr_err("Invalid callchain mode: %s\n", value);
return -1;
}
@@ -63,6 +65,8 @@ static int parse_callchain_order(const char *value)
callchain_param.order_set = true;
return 0;
}
+
+ pr_err("Invalid callchain order: %s\n", value);
return -1;
}
@@ -80,6 +84,8 @@ static int parse_callchain_sort_key(const char *value)
callchain_param.branch_callstack = 1;
return 0;
}
+
+ pr_err("Invalid callchain sort key: %s\n", value);
return -1;
}
@@ -97,6 +103,8 @@ static int parse_callchain_value(const char *value)
callchain_param.value = CCVAL_COUNT;
return 0;
}
+
+ pr_err("Invalid callchain config key: %s\n", value);
return -1;
}
@@ -210,13 +218,17 @@ int perf_callchain_config(const char *var, const char *value)
return parse_callchain_sort_key(value);
if (!strcmp(var, "threshold")) {
callchain_param.min_percent = strtod(value, &endptr);
- if (value == endptr)
+ if (value == endptr) {
+ pr_err("Invalid callchain threshold: %s\n", value);
return -1;
+ }
}
if (!strcmp(var, "print-limit")) {
callchain_param.print_limit = strtod(value, &endptr);
- if (value == endptr)
+ if (value == endptr) {
+ pr_err("Invalid callchain print limit: %s\n", value);
return -1;
+ }
}
return 0;