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-rw-r--r--tools/perf/util/sort.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index de620f7f40f4a..8b54ede7ec1f4 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -28,7 +28,15 @@ int sort__has_socket = 0;
int sort__has_thread = 0;
enum sort_mode sort__mode = SORT_MODE__NORMAL;
-
+/*
+ * Replaces all occurrences of a char used with the:
+ *
+ * -t, --field-separator
+ *
+ * option, that uses a special separator character and don't pad with spaces,
+ * replacing all occurances of this separator in symbol names (and other
+ * output) with a '.' character, that thus it's the only non valid separator.
+*/
static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
{
int n;