diff options
Diffstat (limited to 'tools/perf/util/callchain.c')
| -rw-r--r-- | tools/perf/util/callchain.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 08cb220ba5ea..b948bd068966 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -805,6 +805,35 @@ char *callchain_list__sym_name(struct callchain_list *cl, return bf; } +char *callchain_node__scnprintf_value(struct callchain_node *node, + char *bf, size_t bfsize, u64 total) +{ + double percent = 0.0; + u64 period = callchain_cumul_hits(node); + + if (callchain_param.mode == CHAIN_FOLDED) + period = node->hit; + if (total) + percent = period * 100.0 / total; + + scnprintf(bf, bfsize, "%.2f%%", percent); + return bf; +} + +int callchain_node__fprintf_value(struct callchain_node *node, + FILE *fp, u64 total) +{ + double percent = 0.0; + u64 period = callchain_cumul_hits(node); + + if (callchain_param.mode == CHAIN_FOLDED) + period = node->hit; + if (total) + percent = period * 100.0 / total; + + return percent_color_fprintf(fp, "%.2f%%", percent); +} + static void free_callchain_node(struct callchain_node *node) { struct callchain_list *list, *tmp; |