1 files changed, 22 insertions, 0 deletions

diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
index 40585f5b7027..f9eab200fd75 100644
--- a/tools/perf/util/thread_map.c
+++ b/tools/perf/util/thread_map.c
@@ -448,3 +448,25 @@ bool thread_map__has(struct thread_map *threads, pid_t pid)
 
         return false;
 }
+
+int thread_map__remove(struct thread_map *threads, int idx)
+{
+        int i;
+
+        if (threads->nr < 1)
+                return -EINVAL;
+
+        if (idx >= threads->nr)
+                return -EINVAL;
+
+        /*
+         * Free the 'idx' item and shift the rest up.
+         */
+        free(threads->map[idx].comm);
+
+        for (i = idx; i < threads->nr - 1; i++)
+                threads->map[i] = threads->map[i + 1];
+
+        threads->nr--;
+        return 0;
+}