diff options
| -rw-r--r-- | tools/perf/builtin-top.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/intlist.c | 27 | ||||
| -rw-r--r-- | tools/perf/util/intlist.h | 2 |
3 files changed, 28 insertions, 3 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index e05ba817f8ce..7978c8117b7f 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -694,7 +694,7 @@ static void perf_event__process_sample(struct perf_tool *tool, static struct intlist *seen; if (!seen) - seen = intlist__new(); + seen = intlist__new(NULL); if (!intlist__has_entry(seen, event->ip.pid)) { pr_err("Can't find guest [%d]'s kernel information\n", diff --git a/tools/perf/util/intlist.c b/tools/perf/util/intlist.c index cbf0c32ce403..11a8d86f7fea 100644 --- a/tools/perf/util/intlist.c +++ b/tools/perf/util/intlist.c @@ -73,7 +73,26 @@ struct int_node *intlist__find(struct intlist *ilist, int i) return node; } -struct intlist *intlist__new(void) +static int intlist__parse_list(struct intlist *ilist, const char *s) +{ + char *sep; + int err; + + do { + long value = strtol(s, &sep, 10); + err = -EINVAL; + if (*sep != ',' && *sep != '\0') + break; + err = intlist__add(ilist, value); + if (err) + break; + s = sep + 1; + } while (*sep != '\0'); + + return err; +} + +struct intlist *intlist__new(const char *slist) { struct intlist *ilist = malloc(sizeof(*ilist)); @@ -82,9 +101,15 @@ struct intlist *intlist__new(void) ilist->rblist.node_cmp = intlist__node_cmp; ilist->rblist.node_new = intlist__node_new; ilist->rblist.node_delete = intlist__node_delete; + + if (slist && intlist__parse_list(ilist, slist)) + goto out_delete; } return ilist; +out_delete: + intlist__delete(ilist); + return NULL; } void intlist__delete(struct intlist *ilist) diff --git a/tools/perf/util/intlist.h b/tools/perf/util/intlist.h index 6d63ab90db50..62351dad848f 100644 --- a/tools/perf/util/intlist.h +++ b/tools/perf/util/intlist.h @@ -15,7 +15,7 @@ struct intlist { struct rblist rblist; }; -struct intlist *intlist__new(void); +struct intlist *intlist__new(const char *slist); void intlist__delete(struct intlist *ilist); void intlist__remove(struct intlist *ilist, struct int_node *in); |