diff options
Diffstat (limited to 'tools/perf/ui/browsers/hists.c')
| -rw-r--r-- | tools/perf/ui/browsers/hists.c | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index cfb976b..502daff 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -227,10 +227,14 @@ static void callchain_node__init_have_children_rb_tree(struct callchain_node *no } } -static void callchain_node__init_have_children(struct callchain_node *node) +static void callchain_node__init_have_children(struct callchain_node *node, + bool has_sibling) { struct callchain_list *chain; + chain = list_entry(node->val.next, struct callchain_list, list); + chain->ms.has_children = has_sibling; + if (!list_empty(&node->val)) { chain = list_entry(node->val.prev, struct callchain_list, list); chain->ms.has_children = !RB_EMPTY_ROOT(&node->rb_root); @@ -241,11 +245,12 @@ static void callchain_node__init_have_children(struct callchain_node *node) static void callchain__init_have_children(struct rb_root *root) { - struct rb_node *nd; + struct rb_node *nd = rb_first(root); + bool has_sibling = nd && rb_next(nd); for (nd = rb_first(root); nd; nd = rb_next(nd)) { struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node); - callchain_node__init_have_children(node); + callchain_node__init_have_children(node, has_sibling); } } @@ -463,23 +468,6 @@ out: return key; } -static char *callchain_list__sym_name(struct callchain_list *cl, - char *bf, size_t bfsize, bool show_dso) -{ - int printed; - - if (cl->ms.sym) - printed = scnprintf(bf, bfsize, "%s", cl->ms.sym->name); - else - printed = scnprintf(bf, bfsize, "%#" PRIx64, cl->ip); - - if (show_dso) - scnprintf(bf + printed, bfsize - printed, " %s", - cl->ms.map ? cl->ms.map->dso->short_name : "unknown"); - - return bf; -} - struct callchain_print_arg { /* for hists browser */ off_t row_offset; @@ -559,8 +547,11 @@ static int hist_browser__show_callchain(struct hist_browser *browser, struct rb_node *node; int first_row = row, offset = level * LEVEL_OFFSET_STEP; u64 new_total; + bool need_percent; node = rb_first(root); + need_percent = !!rb_next(node); + while (node) { struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node); struct rb_node *next = rb_next(node); @@ -577,7 +568,7 @@ static int hist_browser__show_callchain(struct hist_browser *browser, if (first) first = false; - else if (level > 1) + else if (need_percent) extra_offset = LEVEL_OFFSET_STEP; folded_sign = callchain_list__folded(chain); @@ -590,7 +581,7 @@ static int hist_browser__show_callchain(struct hist_browser *browser, str = callchain_list__sym_name(chain, bf, sizeof(bf), browser->show_dso); - if (was_first && level > 1) { + if (was_first && need_percent) { double percent = cumul * 100.0 / total; if (asprintf(&alloc_str, "%2.2f%% %s", percent, str) < 0) @@ -807,6 +798,13 @@ static int hist_browser__show_entry(struct hist_browser *browser, .is_current_entry = current_entry, }; + if (callchain_param.mode == CHAIN_GRAPH_REL) { + if (symbol_conf.cumulate_callchain) + total = entry->stat_acc->period; + else + total = entry->stat.period; + } + printed += hist_browser__show_callchain(browser, &entry->sorted_chain, 1, row, total, hist_browser__show_callchain_entry, &arg, |