diff options
| -rw-r--r-- | tools/perf/util/thread.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 00c14b98d65..f98032c135c 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -4,6 +4,7 @@ #include <string.h> #include "thread.h" #include "util.h" +#include "debug.h" static struct thread *thread__new(pid_t pid) { @@ -85,9 +86,27 @@ void thread__insert_map(struct thread *self, struct map *map) list_for_each_entry_safe(pos, tmp, &self->maps, node) { if (map__overlap(pos, map)) { - list_del_init(&pos->node); - /* XXX leaks dsos */ - free(pos); + if (verbose >= 2) { + printf("overlapping maps:\n"); + map__fprintf(map, stdout); + map__fprintf(pos, stdout); + } + + if (map->start <= pos->start && map->end > pos->start) + pos->start = map->end; + + if (map->end >= pos->end && map->start < pos->end) + pos->end = map->start; + + if (verbose >= 2) { + printf("after collision:\n"); + map__fprintf(pos, stdout); + } + + if (pos->start >= pos->end) { + list_del_init(&pos->node); + free(pos); + } } } |