diff options
Diffstat (limited to 'tools/perf/ui')
-rw-r--r-- | tools/perf/ui/browser.c | 2 | ||||
-rw-r--r-- | tools/perf/ui/browsers/hists.c | 327 | ||||
-rw-r--r-- | tools/perf/ui/gtk/hists.c | 152 | ||||
-rw-r--r-- | tools/perf/ui/hist.c | 14 | ||||
-rw-r--r-- | tools/perf/ui/stdio/hist.c | 100 |
5 files changed, 518 insertions, 77 deletions
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index e9703c0..d372021 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -528,7 +528,7 @@ static struct ui_browser_colorset { .colorset = HE_COLORSET_SELECTED, .name = "selected", .fg = "black", - .bg = "lightgray", + .bg = "yellow", }, { .colorset = HE_COLORSET_CODE, diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 81def6c3..901d481 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -178,12 +178,51 @@ static int callchain_node__count_rows_rb_tree(struct callchain_node *node) return n; } +static int callchain_node__count_flat_rows(struct callchain_node *node) +{ + struct callchain_list *chain; + char folded_sign = 0; + int n = 0; + + list_for_each_entry(chain, &node->parent_val, list) { + if (!folded_sign) { + /* only check first chain list entry */ + folded_sign = callchain_list__folded(chain); + if (folded_sign == '+') + return 1; + } + n++; + } + + list_for_each_entry(chain, &node->val, list) { + if (!folded_sign) { + /* node->parent_val list might be empty */ + folded_sign = callchain_list__folded(chain); + if (folded_sign == '+') + return 1; + } + n++; + } + + return n; +} + +static int callchain_node__count_folded_rows(struct callchain_node *node __maybe_unused) +{ + return 1; +} + static int callchain_node__count_rows(struct callchain_node *node) { struct callchain_list *chain; bool unfolded = false; int n = 0; + if (callchain_param.mode == CHAIN_FLAT) + return callchain_node__count_flat_rows(node); + else if (callchain_param.mode == CHAIN_FOLDED) + return callchain_node__count_folded_rows(node); + list_for_each_entry(chain, &node->val, list) { ++n; unfolded = chain->unfolded; @@ -263,7 +302,7 @@ static void callchain_node__init_have_children(struct callchain_node *node, chain = list_entry(node->val.next, struct callchain_list, list); chain->has_children = has_sibling; - if (!list_empty(&node->val)) { + if (node->val.next != node->val.prev) { chain = list_entry(node->val.prev, struct callchain_list, list); chain->has_children = !RB_EMPTY_ROOT(&node->rb_root); } @@ -279,6 +318,9 @@ static void callchain__init_have_children(struct rb_root *root) 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, has_sibling); + if (callchain_param.mode == CHAIN_FLAT || + callchain_param.mode == CHAIN_FOLDED) + callchain_node__make_parent_list(node); } } @@ -577,6 +619,231 @@ static bool hist_browser__check_dump_full(struct hist_browser *browser __maybe_u #define LEVEL_OFFSET_STEP 3 +static int hist_browser__show_callchain_list(struct hist_browser *browser, + struct callchain_node *node, + struct callchain_list *chain, + unsigned short row, u64 total, + bool need_percent, int offset, + print_callchain_entry_fn print, + struct callchain_print_arg *arg) +{ + char bf[1024], *alloc_str; + const char *str; + + if (arg->row_offset != 0) { + arg->row_offset--; + return 0; + } + + alloc_str = NULL; + str = callchain_list__sym_name(chain, bf, sizeof(bf), + browser->show_dso); + + if (need_percent) { + char buf[64]; + + callchain_node__scnprintf_value(node, buf, sizeof(buf), + total); + + if (asprintf(&alloc_str, "%s %s", buf, str) < 0) + str = "Not enough memory!"; + else + str = alloc_str; + } + + print(browser, chain, str, offset, row, arg); + + free(alloc_str); + return 1; +} + +static int hist_browser__show_callchain_flat(struct hist_browser *browser, + struct rb_root *root, + unsigned short row, u64 total, + print_callchain_entry_fn print, + struct callchain_print_arg *arg, + check_output_full_fn is_output_full) +{ + struct rb_node *node; + int first_row = row, offset = LEVEL_OFFSET_STEP; + bool need_percent; + + node = rb_first(root); + need_percent = node && rb_next(node); + + while (node) { + struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node); + struct rb_node *next = rb_next(node); + struct callchain_list *chain; + char folded_sign = ' '; + int first = true; + int extra_offset = 0; + + list_for_each_entry(chain, &child->parent_val, list) { + bool was_first = first; + + if (first) + first = false; + else if (need_percent) + extra_offset = LEVEL_OFFSET_STEP; + + folded_sign = callchain_list__folded(chain); + + row += hist_browser__show_callchain_list(browser, child, + chain, row, total, + was_first && need_percent, + offset + extra_offset, + print, arg); + + if (is_output_full(browser, row)) + goto out; + + if (folded_sign == '+') + goto next; + } + + list_for_each_entry(chain, &child->val, list) { + bool was_first = first; + + if (first) + first = false; + else if (need_percent) + extra_offset = LEVEL_OFFSET_STEP; + + folded_sign = callchain_list__folded(chain); + + row += hist_browser__show_callchain_list(browser, child, + chain, row, total, + was_first && need_percent, + offset + extra_offset, + print, arg); + + if (is_output_full(browser, row)) + goto out; + + if (folded_sign == '+') + break; + } + +next: + if (is_output_full(browser, row)) + break; + node = next; + } +out: + return row - first_row; +} + +static char *hist_browser__folded_callchain_str(struct hist_browser *browser, + struct callchain_list *chain, + char *value_str, char *old_str) +{ + char bf[1024]; + const char *str; + char *new; + + str = callchain_list__sym_name(chain, bf, sizeof(bf), + browser->show_dso); + if (old_str) { + if (asprintf(&new, "%s%s%s", old_str, + symbol_conf.field_sep ?: ";", str) < 0) + new = NULL; + } else { + if (value_str) { + if (asprintf(&new, "%s %s", value_str, str) < 0) + new = NULL; + } else { + if (asprintf(&new, "%s", str) < 0) + new = NULL; + } + } + return new; +} + +static int hist_browser__show_callchain_folded(struct hist_browser *browser, + struct rb_root *root, + unsigned short row, u64 total, + print_callchain_entry_fn print, + struct callchain_print_arg *arg, + check_output_full_fn is_output_full) +{ + struct rb_node *node; + int first_row = row, offset = LEVEL_OFFSET_STEP; + bool need_percent; + + node = rb_first(root); + need_percent = node && rb_next(node); + + while (node) { + struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node); + struct rb_node *next = rb_next(node); + struct callchain_list *chain, *first_chain = NULL; + int first = true; + char *value_str = NULL, *value_str_alloc = NULL; + char *chain_str = NULL, *chain_str_alloc = NULL; + + if (arg->row_offset != 0) { + arg->row_offset--; + goto next; + } + + if (need_percent) { + char buf[64]; + + callchain_node__scnprintf_value(child, buf, sizeof(buf), total); + if (asprintf(&value_str, "%s", buf) < 0) { + value_str = (char *)"<...>"; + goto do_print; + } + value_str_alloc = value_str; + } + + list_for_each_entry(chain, &child->parent_val, list) { + chain_str = hist_browser__folded_callchain_str(browser, + chain, value_str, chain_str); + if (first) { + first = false; + first_chain = chain; + } + + if (chain_str == NULL) { + chain_str = (char *)"Not enough memory!"; + goto do_print; + } + + chain_str_alloc = chain_str; + } + + list_for_each_entry(chain, &child->val, list) { + chain_str = hist_browser__folded_callchain_str(browser, + chain, value_str, chain_str); + if (first) { + first = false; + first_chain = chain; + } + + if (chain_str == NULL) { + chain_str = (char *)"Not enough memory!"; + goto do_print; + } + + chain_str_alloc = chain_str; + } + +do_print: + print(browser, first_chain, chain_str, offset, row++, arg); + free(value_str_alloc); + free(chain_str_alloc); + +next: + if (is_output_full(browser, row)) + break; + node = next; + } + + return row - first_row; +} + static int hist_browser__show_callchain(struct hist_browser *browser, struct rb_root *root, int level, unsigned short row, u64 total, @@ -595,15 +862,12 @@ static int hist_browser__show_callchain(struct hist_browser *browser, while (node) { struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node); struct rb_node *next = rb_next(node); - u64 cumul = callchain_cumul_hits(child); struct callchain_list *chain; char folded_sign = ' '; int first = true; int extra_offset = 0; list_for_each_entry(chain, &child->val, list) { - char bf[1024], *alloc_str; - const char *str; bool was_first = first; if (first) @@ -612,31 +876,16 @@ static int hist_browser__show_callchain(struct hist_browser *browser, extra_offset = LEVEL_OFFSET_STEP; folded_sign = callchain_list__folded(chain); - if (arg->row_offset != 0) { - arg->row_offset--; - goto do_next; - } - - alloc_str = NULL; - str = callchain_list__sym_name(chain, bf, sizeof(bf), - browser->show_dso); - - if (was_first && need_percent) { - double percent = cumul * 100.0 / total; - - if (asprintf(&alloc_str, "%2.2f%% %s", percent, str) < 0) - str = "Not enough memory!"; - else - str = alloc_str; - } - print(browser, chain, str, offset + extra_offset, row, arg); + row += hist_browser__show_callchain_list(browser, child, + chain, row, total, + was_first && need_percent, + offset + extra_offset, + print, arg); - free(alloc_str); - - if (is_output_full(browser, ++row)) + if (is_output_full(browser, row)) goto out; -do_next: + if (folded_sign == '+') break; } @@ -792,7 +1041,8 @@ static int hist_browser__show_entry(struct hist_browser *browser, hist_browser__gotorc(browser, row, 0); perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt) || column++ < browser->b.horiz_scroll) + if (perf_hpp__should_skip(fmt, entry->hists) || + column++ < browser->b.horiz_scroll) continue; if (current_entry && browser->b.navkeypressed) { @@ -847,10 +1097,22 @@ static int hist_browser__show_entry(struct hist_browser *browser, total = entry->stat.period; } - printed += hist_browser__show_callchain(browser, + if (callchain_param.mode == CHAIN_FLAT) { + printed += hist_browser__show_callchain_flat(browser, + &entry->sorted_chain, row, total, + hist_browser__show_callchain_entry, &arg, + hist_browser__check_output_full); + } else if (callchain_param.mode == CHAIN_FOLDED) { + printed += hist_browser__show_callchain_folded(browser, + &entry->sorted_chain, row, total, + hist_browser__show_callchain_entry, &arg, + hist_browser__check_output_full); + } else { + printed += hist_browser__show_callchain(browser, &entry->sorted_chain, 1, row, total, hist_browser__show_callchain_entry, &arg, hist_browser__check_output_full); + } if (arg.is_current_entry) browser->he_selection = entry; @@ -883,7 +1145,7 @@ static int hists_browser__scnprintf_headers(struct hist_browser *browser, char * } perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt) || column++ < browser->b.horiz_scroll) + if (perf_hpp__should_skip(fmt, hists) || column++ < browser->b.horiz_scroll) continue; ret = fmt->header(fmt, &dummy_hpp, hists_to_evsel(hists)); @@ -1153,7 +1415,7 @@ static int hist_browser__fprintf_entry(struct hist_browser *browser, printed += fprintf(fp, "%c ", folded_sign); perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, he->hists)) continue; if (!first) { @@ -1802,10 +2064,9 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, SLang_reset_tty(); SLang_init_tty(0, 0, 0); - if (min_pcnt) { + if (min_pcnt) browser->min_pcnt = min_pcnt; - hist_browser__update_nr_entries(browser); - } + hist_browser__update_nr_entries(browser); browser->pstack = pstack__new(3); if (browser->pstack == NULL) diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c index 4b3585e..0f8dcfd 100644 --- a/tools/perf/ui/gtk/hists.c +++ b/tools/perf/ui/gtk/hists.c @@ -89,8 +89,8 @@ void perf_gtk__init_hpp(void) perf_gtk__hpp_color_overhead_acc; } -static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store, - GtkTreeIter *parent, int col, u64 total) +static void perf_gtk__add_callchain_flat(struct rb_root *root, GtkTreeStore *store, + GtkTreeIter *parent, int col, u64 total) { struct rb_node *nd; bool has_single_node = (rb_first(root) == rb_last(root)); @@ -100,13 +100,132 @@ static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store, struct callchain_list *chain; GtkTreeIter iter, new_parent; bool need_new_parent; - double percent; - u64 hits, child_total; node = rb_entry(nd, struct callchain_node, rb_node); - hits = callchain_cumul_hits(node); - percent = 100.0 * hits / total; + new_parent = *parent; + need_new_parent = !has_single_node; + + callchain_node__make_parent_list(node); + + list_for_each_entry(chain, &node->parent_val, list) { + char buf[128]; + + gtk_tree_store_append(store, &iter, &new_parent); + + callchain_node__scnprintf_value(node, buf, sizeof(buf), total); + gtk_tree_store_set(store, &iter, 0, buf, -1); + + callchain_list__sym_name(chain, buf, sizeof(buf), false); + gtk_tree_store_set(store, &iter, col, buf, -1); + + if (need_new_parent) { + /* + * Only show the top-most symbol in a callchain + * if it's not the only callchain. + */ + new_parent = iter; + need_new_parent = false; + } + } + + list_for_each_entry(chain, &node->val, list) { + char buf[128]; + + gtk_tree_store_append(store, &iter, &new_parent); + + callchain_node__scnprintf_value(node, buf, sizeof(buf), total); + gtk_tree_store_set(store, &iter, 0, buf, -1); + + callchain_list__sym_name(chain, buf, sizeof(buf), false); + gtk_tree_store_set(store, &iter, col, buf, -1); + + if (need_new_parent) { + /* + * Only show the top-most symbol in a callchain + * if it's not the only callchain. + */ + new_parent = iter; + need_new_parent = false; + } + } + } +} + +static void perf_gtk__add_callchain_folded(struct rb_root *root, GtkTreeStore *store, + GtkTreeIter *parent, int col, u64 total) +{ + struct rb_node *nd; + + for (nd = rb_first(root); nd; nd = rb_next(nd)) { + struct callchain_node *node; + struct callchain_list *chain; + GtkTreeIter iter; + char buf[64]; + char *str, *str_alloc = NULL; + bool first = true; + + node = rb_entry(nd, struct callchain_node, rb_node); + + callchain_node__make_parent_list(node); + + list_for_each_entry(chain, &node->parent_val, list) { + char name[1024]; + + callchain_list__sym_name(chain, name, sizeof(name), false); + + if (asprintf(&str, "%s%s%s", + first ? "" : str_alloc, + first ? "" : symbol_conf.field_sep ?: "; ", + name) < 0) + return; + + first = false; + free(str_alloc); + str_alloc = str; + } + + list_for_each_entry(chain, &node->val, list) { + char name[1024]; + + callchain_list__sym_name(chain, name, sizeof(name), false); + + if (asprintf(&str, "%s%s%s", + first ? "" : str_alloc, + first ? "" : symbol_conf.field_sep ?: "; ", + name) < 0) + return; + + first = false; + free(str_alloc); + str_alloc = str; + } + + gtk_tree_store_append(store, &iter, parent); + + callchain_node__scnprintf_value(node, buf, sizeof(buf), total); + gtk_tree_store_set(store, &iter, 0, buf, -1); + + gtk_tree_store_set(store, &iter, col, str, -1); + + free(str_alloc); + } +} + +static void perf_gtk__add_callchain_graph(struct rb_root *root, GtkTreeStore *store, + GtkTreeIter *parent, int col, u64 total) +{ + struct rb_node *nd; + bool has_single_node = (rb_first(root) == rb_last(root)); + + for (nd = rb_first(root); nd; nd = rb_next(nd)) { + struct callchain_node *node; + struct callchain_list *chain; + GtkTreeIter iter, new_parent; + bool need_new_parent; + u64 child_total; + + node = rb_entry(nd, struct callchain_node, rb_node); new_parent = *parent; need_new_parent = !has_single_node && (node->val_nr > 1); @@ -116,7 +235,7 @@ static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store, gtk_tree_store_append(store, &iter, &new_parent); - scnprintf(buf, sizeof(buf), "%5.2f%%", percent); + callchain_node__scnprintf_value(node, buf, sizeof(buf), total); gtk_tree_store_set(store, &iter, 0, buf, -1); callchain_list__sym_name(chain, buf, sizeof(buf), false); @@ -138,11 +257,22 @@ static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store, child_total = total; /* Now 'iter' contains info of the last callchain_list */ - perf_gtk__add_callchain(&node->rb_root, store, &iter, col, - child_total); + perf_gtk__add_callchain_graph(&node->rb_root, store, &iter, col, + child_total); } } +static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store, + GtkTreeIter *parent, int col, u64 total) +{ + if (callchain_param.mode == CHAIN_FLAT) + perf_gtk__add_callchain_flat(root, store, parent, col, total); + else if (callchain_param.mode == CHAIN_FOLDED) + perf_gtk__add_callchain_folded(root, store, parent, col, total); + else + perf_gtk__add_callchain_graph(root, store, parent, col, total); +} + static void on_row_activated(GtkTreeView *view, GtkTreePath *path, GtkTreeViewColumn *col __maybe_unused, gpointer user_data __maybe_unused) @@ -188,7 +318,7 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists, col_idx = 0; perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, hists)) continue; /* @@ -238,7 +368,7 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists, col_idx = 0; perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, h->hists)) continue; if (fmt->color) diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c index 5029ba2..bf2a66e 100644 --- a/tools/perf/ui/hist.c +++ b/tools/perf/ui/hist.c @@ -443,7 +443,6 @@ LIST_HEAD(perf_hpp__sort_list); void perf_hpp__init(void) { - struct list_head *list; int i; for (i = 0; i < PERF_HPP__MAX_INDEX; i++) { @@ -484,17 +483,6 @@ void perf_hpp__init(void) if (symbol_conf.show_total_period) hpp_dimension__add_output(PERF_HPP__PERIOD); - - /* prepend overhead field for backward compatiblity. */ - list = &perf_hpp__format[PERF_HPP__OVERHEAD].sort_list; - if (list_empty(list)) - list_add(list, &perf_hpp__sort_list); - - if (symbol_conf.cumulate_callchain) { - list = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC].sort_list; - if (list_empty(list)) - list_add(list, &perf_hpp__sort_list); - } } void perf_hpp__column_register(struct perf_hpp_fmt *format) @@ -619,7 +607,7 @@ unsigned int hists__sort_list_width(struct hists *hists) struct perf_hpp dummy_hpp; perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, hists)) continue; if (first) diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c index dfcbc90..387110d 100644 --- a/tools/perf/ui/stdio/hist.c +++ b/tools/perf/ui/stdio/hist.c @@ -34,10 +34,10 @@ static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask, return ret; } -static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, +static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_node *node, + struct callchain_list *chain, int depth, int depth_mask, int period, - u64 total_samples, u64 hits, - int left_margin) + u64 total_samples, int left_margin) { int i; size_t ret = 0; @@ -50,10 +50,9 @@ static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, else ret += fprintf(fp, " "); if (!period && i == depth - 1) { - double percent; - - percent = hits * 100.0 / total_samples; - ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent); + ret += fprintf(fp, "--"); + ret += callchain_node__fprintf_value(node, fp, total_samples); + ret += fprintf(fp, "--"); } else ret += fprintf(fp, "%s", " "); } @@ -82,13 +81,14 @@ static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root, int depth_mask, int left_margin) { struct rb_node *node, *next; - struct callchain_node *child; + struct callchain_node *child = NULL; struct callchain_list *chain; int new_depth_mask = depth_mask; u64 remaining; size_t ret = 0; int i; uint entries_printed = 0; + int cumul_count = 0; remaining = total_samples; @@ -100,6 +100,7 @@ static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root, child = rb_entry(node, struct callchain_node, rb_node); cumul = callchain_cumul_hits(child); remaining -= cumul; + cumul_count += callchain_cumul_counts(child); /* * The depth mask manages the output of pipes that show @@ -120,10 +121,9 @@ static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root, left_margin); i = 0; list_for_each_entry(chain, &child->val, list) { - ret += ipchain__fprintf_graph(fp, chain, depth, + ret += ipchain__fprintf_graph(fp, child, chain, depth, new_depth_mask, i++, total_samples, - cumul, left_margin); } @@ -143,14 +143,23 @@ static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root, if (callchain_param.mode == CHAIN_GRAPH_REL && remaining && remaining != total_samples) { + struct callchain_node rem_node = { + .hit = remaining, + }; if (!rem_sq_bracket) return ret; + if (callchain_param.value == CCVAL_COUNT && child && child->parent) { + rem_node.count = child->parent->children_count - cumul_count; + if (rem_node.count <= 0) + return ret; + } + new_depth_mask &= ~(1 << (depth - 1)); - ret += ipchain__fprintf_graph(fp, &rem_hits, depth, + ret += ipchain__fprintf_graph(fp, &rem_node, &rem_hits, depth, new_depth_mask, 0, total_samples, - remaining, left_margin); + left_margin); } return ret; @@ -243,12 +252,11 @@ static size_t callchain__fprintf_flat(FILE *fp, struct rb_root *tree, struct rb_node *rb_node = rb_first(tree); while (rb_node) { - double percent; - chain = rb_entry(rb_node, struct callchain_node, rb_node); - percent = chain->hit * 100.0 / total_samples; - ret = percent_color_fprintf(fp, " %6.2f%%\n", percent); + ret += fprintf(fp, " "); + ret += callchain_node__fprintf_value(chain, fp, total_samples); + ret += fprintf(fp, "\n"); ret += __callchain__fprintf_flat(fp, chain, total_samples); ret += fprintf(fp, "\n"); if (++entries_printed == callchain_param.print_limit) @@ -260,6 +268,57 @@ static size_t callchain__fprintf_flat(FILE *fp, struct rb_root *tree, return ret; } +static size_t __callchain__fprintf_folded(FILE *fp, struct callchain_node *node) +{ + const char *sep = symbol_conf.field_sep ?: ";"; + struct callchain_list *chain; + size_t ret = 0; + char bf[1024]; + bool first; + + if (!node) + return 0; + + ret += __callchain__fprintf_folded(fp, node->parent); + + first = (ret == 0); + list_for_each_entry(chain, &node->val, list) { + if (chain->ip >= PERF_CONTEXT_MAX) + continue; + ret += fprintf(fp, "%s%s", first ? "" : sep, + callchain_list__sym_name(chain, + bf, sizeof(bf), false)); + first = false; + } + + return ret; +} + +static size_t callchain__fprintf_folded(FILE *fp, struct rb_root *tree, + u64 total_samples) +{ + size_t ret = 0; + u32 entries_printed = 0; + struct callchain_node *chain; + struct rb_node *rb_node = rb_first(tree); + + while (rb_node) { + + chain = rb_entry(rb_node, struct callchain_node, rb_node); + + ret += callchain_node__fprintf_value(chain, fp, total_samples); + ret += fprintf(fp, " "); + ret += __callchain__fprintf_folded(fp, chain); + ret += fprintf(fp, "\n"); + if (++entries_printed == callchain_param.print_limit) + break; + + rb_node = rb_next(rb_node); + } + + return ret; +} + static size_t hist_entry_callchain__fprintf(struct hist_entry *he, u64 total_samples, int left_margin, FILE *fp) @@ -278,6 +337,9 @@ static size_t hist_entry_callchain__fprintf(struct hist_entry *he, case CHAIN_FLAT: return callchain__fprintf_flat(fp, &he->sorted_chain, total_samples); break; + case CHAIN_FOLDED: + return callchain__fprintf_folded(fp, &he->sorted_chain, total_samples); + break; case CHAIN_NONE: break; default: @@ -323,7 +385,7 @@ static int hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp) return 0; perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, he->hists)) continue; /* @@ -402,7 +464,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows, fprintf(fp, "# "); perf_hpp__for_each_format(fmt) { - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, hists)) continue; if (!first) @@ -428,7 +490,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows, perf_hpp__for_each_format(fmt) { unsigned int i; - if (perf_hpp__should_skip(fmt)) + if (perf_hpp__should_skip(fmt, hists)) continue; if (!first) |