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perf tools: Move hist entries printing routines from perf report
Will be used in other tools such as 'perf diff'. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260973631-28035-1-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
Ingo Molnar
parent
d599db3fc5
commit
4ecf84d086
3 changed files with 385 additions and 397 deletions
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@ -43,316 +43,6 @@ static char *pretty_printing_style = default_pretty_printing_style;
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static char callchain_default_opt[] = "fractal,0.5";
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static size_t
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callchain__fprintf_left_margin(FILE *fp, int left_margin)
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{
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int i;
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int ret;
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ret = fprintf(fp, " ");
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for (i = 0; i < left_margin; i++)
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ret += fprintf(fp, " ");
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return ret;
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}
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static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask,
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int left_margin)
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{
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int i;
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size_t ret = 0;
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ret += callchain__fprintf_left_margin(fp, left_margin);
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for (i = 0; i < depth; i++)
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if (depth_mask & (1 << i))
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ret += fprintf(fp, "| ");
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else
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ret += fprintf(fp, " ");
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ret += fprintf(fp, "\n");
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return ret;
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}
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static size_t
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ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, int depth,
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int depth_mask, int count, u64 total_samples,
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int hits, int left_margin)
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{
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int i;
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size_t ret = 0;
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ret += callchain__fprintf_left_margin(fp, left_margin);
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for (i = 0; i < depth; i++) {
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if (depth_mask & (1 << i))
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ret += fprintf(fp, "|");
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else
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ret += fprintf(fp, " ");
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if (!count && i == depth - 1) {
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double percent;
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percent = hits * 100.0 / total_samples;
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ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent);
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} else
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ret += fprintf(fp, "%s", " ");
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}
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if (chain->sym)
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ret += fprintf(fp, "%s\n", chain->sym->name);
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else
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ret += fprintf(fp, "%p\n", (void *)(long)chain->ip);
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return ret;
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}
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static struct symbol *rem_sq_bracket;
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static struct callchain_list rem_hits;
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static void init_rem_hits(void)
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{
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rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6);
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if (!rem_sq_bracket) {
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fprintf(stderr, "Not enough memory to display remaining hits\n");
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return;
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}
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strcpy(rem_sq_bracket->name, "[...]");
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rem_hits.sym = rem_sq_bracket;
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}
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static size_t
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__callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
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u64 total_samples, int depth, int depth_mask,
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int left_margin)
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{
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struct rb_node *node, *next;
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struct callchain_node *child;
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struct callchain_list *chain;
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int new_depth_mask = depth_mask;
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u64 new_total;
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u64 remaining;
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size_t ret = 0;
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int i;
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if (callchain_param.mode == CHAIN_GRAPH_REL)
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new_total = self->children_hit;
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else
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new_total = total_samples;
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remaining = new_total;
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node = rb_first(&self->rb_root);
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while (node) {
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u64 cumul;
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child = rb_entry(node, struct callchain_node, rb_node);
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cumul = cumul_hits(child);
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remaining -= cumul;
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/*
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* The depth mask manages the output of pipes that show
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* the depth. We don't want to keep the pipes of the current
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* level for the last child of this depth.
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* Except if we have remaining filtered hits. They will
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* supersede the last child
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*/
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next = rb_next(node);
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if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining))
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new_depth_mask &= ~(1 << (depth - 1));
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/*
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* But we keep the older depth mask for the line seperator
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* to keep the level link until we reach the last child
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*/
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ret += ipchain__fprintf_graph_line(fp, depth, depth_mask,
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left_margin);
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i = 0;
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list_for_each_entry(chain, &child->val, list) {
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if (chain->ip >= PERF_CONTEXT_MAX)
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continue;
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ret += ipchain__fprintf_graph(fp, chain, depth,
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new_depth_mask, i++,
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new_total,
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cumul,
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left_margin);
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}
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ret += __callchain__fprintf_graph(fp, child, new_total,
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depth + 1,
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new_depth_mask | (1 << depth),
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left_margin);
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node = next;
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}
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if (callchain_param.mode == CHAIN_GRAPH_REL &&
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remaining && remaining != new_total) {
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if (!rem_sq_bracket)
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return ret;
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new_depth_mask &= ~(1 << (depth - 1));
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ret += ipchain__fprintf_graph(fp, &rem_hits, depth,
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new_depth_mask, 0, new_total,
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remaining, left_margin);
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}
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return ret;
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}
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static size_t
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callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
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u64 total_samples, int left_margin)
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{
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struct callchain_list *chain;
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bool printed = false;
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int i = 0;
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int ret = 0;
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list_for_each_entry(chain, &self->val, list) {
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if (chain->ip >= PERF_CONTEXT_MAX)
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continue;
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if (!i++ && sort__first_dimension == SORT_SYM)
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continue;
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if (!printed) {
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ret += callchain__fprintf_left_margin(fp, left_margin);
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ret += fprintf(fp, "|\n");
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ret += callchain__fprintf_left_margin(fp, left_margin);
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ret += fprintf(fp, "---");
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left_margin += 3;
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printed = true;
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} else
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ret += callchain__fprintf_left_margin(fp, left_margin);
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if (chain->sym)
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ret += fprintf(fp, " %s\n", chain->sym->name);
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else
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ret += fprintf(fp, " %p\n", (void *)(long)chain->ip);
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}
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ret += __callchain__fprintf_graph(fp, self, total_samples, 1, 1, left_margin);
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return ret;
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}
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static size_t
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callchain__fprintf_flat(FILE *fp, struct callchain_node *self,
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u64 total_samples)
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{
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struct callchain_list *chain;
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size_t ret = 0;
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if (!self)
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return 0;
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ret += callchain__fprintf_flat(fp, self->parent, total_samples);
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list_for_each_entry(chain, &self->val, list) {
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if (chain->ip >= PERF_CONTEXT_MAX)
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continue;
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if (chain->sym)
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ret += fprintf(fp, " %s\n", chain->sym->name);
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else
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ret += fprintf(fp, " %p\n",
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(void *)(long)chain->ip);
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}
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return ret;
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}
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static size_t
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hist_entry_callchain__fprintf(FILE *fp, struct hist_entry *self,
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u64 total_samples, int left_margin)
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{
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struct rb_node *rb_node;
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struct callchain_node *chain;
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size_t ret = 0;
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rb_node = rb_first(&self->sorted_chain);
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while (rb_node) {
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double percent;
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chain = rb_entry(rb_node, struct callchain_node, rb_node);
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percent = chain->hit * 100.0 / total_samples;
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switch (callchain_param.mode) {
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case CHAIN_FLAT:
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ret += percent_color_fprintf(fp, " %6.2f%%\n",
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percent);
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ret += callchain__fprintf_flat(fp, chain, total_samples);
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break;
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case CHAIN_GRAPH_ABS: /* Falldown */
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case CHAIN_GRAPH_REL:
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ret += callchain__fprintf_graph(fp, chain, total_samples,
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left_margin);
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case CHAIN_NONE:
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default:
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break;
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}
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ret += fprintf(fp, "\n");
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rb_node = rb_next(rb_node);
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}
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return ret;
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}
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static size_t hist_entry__fprintf(FILE *fp, struct hist_entry *self,
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struct perf_session *session)
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{
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struct sort_entry *se;
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size_t ret;
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if (symbol_conf.exclude_other && !self->parent)
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return 0;
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if (session->events_stats.total)
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ret = percent_color_fprintf(fp,
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symbol_conf.field_sep ? "%.2f" : " %6.2f%%",
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(self->count * 100.0) / session->events_stats.total);
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else
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ret = fprintf(fp, symbol_conf.field_sep ? "%lld" : "%12lld ", self->count);
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if (symbol_conf.show_nr_samples) {
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if (symbol_conf.field_sep)
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fprintf(fp, "%c%lld", *symbol_conf.field_sep, self->count);
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else
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fprintf(fp, "%11lld", self->count);
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}
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list_for_each_entry(se, &hist_entry__sort_list, list) {
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if (se->elide)
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continue;
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fprintf(fp, "%s", symbol_conf.field_sep ?: " ");
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ret += se->print(fp, self, se->width ? *se->width : 0);
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}
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ret += fprintf(fp, "\n");
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if (symbol_conf.use_callchain) {
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int left_margin = 0;
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if (sort__first_dimension == SORT_COMM) {
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se = list_first_entry(&hist_entry__sort_list, typeof(*se),
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list);
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left_margin = se->width ? *se->width : 0;
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left_margin -= thread__comm_len(self->thread);
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}
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hist_entry_callchain__fprintf(fp, self, session->events_stats.total,
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left_margin);
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}
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return ret;
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}
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/*
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* collect histogram counts
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*/
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static int perf_session__add_hist_entry(struct perf_session *self,
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struct addr_location *al,
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struct ip_callchain *chain, u64 count)
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@ -381,93 +71,6 @@ static int perf_session__add_hist_entry(struct perf_session *self,
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return 0;
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}
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static size_t perf_session__fprintf_hists(struct perf_session *self, FILE *fp)
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{
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struct hist_entry *pos;
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struct sort_entry *se;
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struct rb_node *nd;
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size_t ret = 0;
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unsigned int width;
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char *col_width = symbol_conf.col_width_list_str;
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init_rem_hits();
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fprintf(fp, "# Samples: %ld\n", self->events_stats.total);
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fprintf(fp, "#\n");
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fprintf(fp, "# Overhead");
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if (symbol_conf.show_nr_samples) {
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if (symbol_conf.field_sep)
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fprintf(fp, "%cSamples", *symbol_conf.field_sep);
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else
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fputs(" Samples ", fp);
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}
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list_for_each_entry(se, &hist_entry__sort_list, list) {
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if (se->elide)
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continue;
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if (symbol_conf.field_sep) {
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fprintf(fp, "%c%s", *symbol_conf.field_sep, se->header);
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continue;
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}
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width = strlen(se->header);
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if (se->width) {
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if (symbol_conf.col_width_list_str) {
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if (col_width) {
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*se->width = atoi(col_width);
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col_width = strchr(col_width, ',');
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if (col_width)
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++col_width;
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}
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}
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width = *se->width = max(*se->width, width);
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}
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fprintf(fp, " %*s", width, se->header);
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}
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fprintf(fp, "\n");
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if (symbol_conf.field_sep)
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goto print_entries;
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fprintf(fp, "# ........");
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if (symbol_conf.show_nr_samples)
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fprintf(fp, " ..........");
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list_for_each_entry(se, &hist_entry__sort_list, list) {
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unsigned int i;
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if (se->elide)
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continue;
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fprintf(fp, " ");
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if (se->width)
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width = *se->width;
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else
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width = strlen(se->header);
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for (i = 0; i < width; i++)
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fprintf(fp, ".");
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}
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fprintf(fp, "\n");
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fprintf(fp, "#\n");
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print_entries:
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for (nd = rb_first(&self->hists); nd; nd = rb_next(nd)) {
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pos = rb_entry(nd, struct hist_entry, rb_node);
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ret += hist_entry__fprintf(fp, pos, self);
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}
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if (sort_order == default_sort_order &&
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parent_pattern == default_parent_pattern) {
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fprintf(fp, "#\n");
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fprintf(fp, "# (For a higher level overview, try: perf report --sort comm,dso)\n");
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fprintf(fp, "#\n");
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}
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fprintf(fp, "\n");
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free(rem_sq_bracket);
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return ret;
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}
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static int validate_chain(struct ip_callchain *chain, event_t *event)
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{
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unsigned int chain_size;
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@ -206,3 +206,387 @@ void perf_session__output_resort(struct perf_session *self, u64 total_samples)
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self->hists = tmp;
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}
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static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin)
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{
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int i;
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int ret = fprintf(fp, " ");
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for (i = 0; i < left_margin; i++)
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ret += fprintf(fp, " ");
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return ret;
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}
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static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask,
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int left_margin)
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{
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int i;
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size_t ret = callchain__fprintf_left_margin(fp, left_margin);
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for (i = 0; i < depth; i++)
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if (depth_mask & (1 << i))
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ret += fprintf(fp, "| ");
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else
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ret += fprintf(fp, " ");
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ret += fprintf(fp, "\n");
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return ret;
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}
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static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain,
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int depth, int depth_mask, int count,
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u64 total_samples, int hits,
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int left_margin)
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{
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int i;
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size_t ret = 0;
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ret += callchain__fprintf_left_margin(fp, left_margin);
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for (i = 0; i < depth; i++) {
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if (depth_mask & (1 << i))
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ret += fprintf(fp, "|");
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else
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ret += fprintf(fp, " ");
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if (!count && i == depth - 1) {
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double percent;
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percent = hits * 100.0 / total_samples;
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ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent);
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} else
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ret += fprintf(fp, "%s", " ");
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}
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if (chain->sym)
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ret += fprintf(fp, "%s\n", chain->sym->name);
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else
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ret += fprintf(fp, "%p\n", (void *)(long)chain->ip);
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return ret;
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}
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static struct symbol *rem_sq_bracket;
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static struct callchain_list rem_hits;
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static void init_rem_hits(void)
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{
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rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6);
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if (!rem_sq_bracket) {
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fprintf(stderr, "Not enough memory to display remaining hits\n");
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return;
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}
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strcpy(rem_sq_bracket->name, "[...]");
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rem_hits.sym = rem_sq_bracket;
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}
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static size_t __callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
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u64 total_samples, int depth,
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int depth_mask, int left_margin)
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{
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struct rb_node *node, *next;
|
||||
struct callchain_node *child;
|
||||
struct callchain_list *chain;
|
||||
int new_depth_mask = depth_mask;
|
||||
u64 new_total;
|
||||
u64 remaining;
|
||||
size_t ret = 0;
|
||||
int i;
|
||||
|
||||
if (callchain_param.mode == CHAIN_GRAPH_REL)
|
||||
new_total = self->children_hit;
|
||||
else
|
||||
new_total = total_samples;
|
||||
|
||||
remaining = new_total;
|
||||
|
||||
node = rb_first(&self->rb_root);
|
||||
while (node) {
|
||||
u64 cumul;
|
||||
|
||||
child = rb_entry(node, struct callchain_node, rb_node);
|
||||
cumul = cumul_hits(child);
|
||||
remaining -= cumul;
|
||||
|
||||
/*
|
||||
* The depth mask manages the output of pipes that show
|
||||
* the depth. We don't want to keep the pipes of the current
|
||||
* level for the last child of this depth.
|
||||
* Except if we have remaining filtered hits. They will
|
||||
* supersede the last child
|
||||
*/
|
||||
next = rb_next(node);
|
||||
if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining))
|
||||
new_depth_mask &= ~(1 << (depth - 1));
|
||||
|
||||
/*
|
||||
* But we keep the older depth mask for the line seperator
|
||||
* to keep the level link until we reach the last child
|
||||
*/
|
||||
ret += ipchain__fprintf_graph_line(fp, depth, depth_mask,
|
||||
left_margin);
|
||||
i = 0;
|
||||
list_for_each_entry(chain, &child->val, list) {
|
||||
if (chain->ip >= PERF_CONTEXT_MAX)
|
||||
continue;
|
||||
ret += ipchain__fprintf_graph(fp, chain, depth,
|
||||
new_depth_mask, i++,
|
||||
new_total,
|
||||
cumul,
|
||||
left_margin);
|
||||
}
|
||||
ret += __callchain__fprintf_graph(fp, child, new_total,
|
||||
depth + 1,
|
||||
new_depth_mask | (1 << depth),
|
||||
left_margin);
|
||||
node = next;
|
||||
}
|
||||
|
||||
if (callchain_param.mode == CHAIN_GRAPH_REL &&
|
||||
remaining && remaining != new_total) {
|
||||
|
||||
if (!rem_sq_bracket)
|
||||
return ret;
|
||||
|
||||
new_depth_mask &= ~(1 << (depth - 1));
|
||||
|
||||
ret += ipchain__fprintf_graph(fp, &rem_hits, depth,
|
||||
new_depth_mask, 0, new_total,
|
||||
remaining, left_margin);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static size_t callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
|
||||
u64 total_samples, int left_margin)
|
||||
{
|
||||
struct callchain_list *chain;
|
||||
bool printed = false;
|
||||
int i = 0;
|
||||
int ret = 0;
|
||||
|
||||
list_for_each_entry(chain, &self->val, list) {
|
||||
if (chain->ip >= PERF_CONTEXT_MAX)
|
||||
continue;
|
||||
|
||||
if (!i++ && sort__first_dimension == SORT_SYM)
|
||||
continue;
|
||||
|
||||
if (!printed) {
|
||||
ret += callchain__fprintf_left_margin(fp, left_margin);
|
||||
ret += fprintf(fp, "|\n");
|
||||
ret += callchain__fprintf_left_margin(fp, left_margin);
|
||||
ret += fprintf(fp, "---");
|
||||
|
||||
left_margin += 3;
|
||||
printed = true;
|
||||
} else
|
||||
ret += callchain__fprintf_left_margin(fp, left_margin);
|
||||
|
||||
if (chain->sym)
|
||||
ret += fprintf(fp, " %s\n", chain->sym->name);
|
||||
else
|
||||
ret += fprintf(fp, " %p\n", (void *)(long)chain->ip);
|
||||
}
|
||||
|
||||
ret += __callchain__fprintf_graph(fp, self, total_samples, 1, 1, left_margin);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static size_t callchain__fprintf_flat(FILE *fp, struct callchain_node *self,
|
||||
u64 total_samples)
|
||||
{
|
||||
struct callchain_list *chain;
|
||||
size_t ret = 0;
|
||||
|
||||
if (!self)
|
||||
return 0;
|
||||
|
||||
ret += callchain__fprintf_flat(fp, self->parent, total_samples);
|
||||
|
||||
|
||||
list_for_each_entry(chain, &self->val, list) {
|
||||
if (chain->ip >= PERF_CONTEXT_MAX)
|
||||
continue;
|
||||
if (chain->sym)
|
||||
ret += fprintf(fp, " %s\n", chain->sym->name);
|
||||
else
|
||||
ret += fprintf(fp, " %p\n",
|
||||
(void *)(long)chain->ip);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static size_t hist_entry_callchain__fprintf(FILE *fp, struct hist_entry *self,
|
||||
u64 total_samples, int left_margin)
|
||||
{
|
||||
struct rb_node *rb_node;
|
||||
struct callchain_node *chain;
|
||||
size_t ret = 0;
|
||||
|
||||
rb_node = rb_first(&self->sorted_chain);
|
||||
while (rb_node) {
|
||||
double percent;
|
||||
|
||||
chain = rb_entry(rb_node, struct callchain_node, rb_node);
|
||||
percent = chain->hit * 100.0 / total_samples;
|
||||
switch (callchain_param.mode) {
|
||||
case CHAIN_FLAT:
|
||||
ret += percent_color_fprintf(fp, " %6.2f%%\n",
|
||||
percent);
|
||||
ret += callchain__fprintf_flat(fp, chain, total_samples);
|
||||
break;
|
||||
case CHAIN_GRAPH_ABS: /* Falldown */
|
||||
case CHAIN_GRAPH_REL:
|
||||
ret += callchain__fprintf_graph(fp, chain, total_samples,
|
||||
left_margin);
|
||||
case CHAIN_NONE:
|
||||
default:
|
||||
break;
|
||||
}
|
||||
ret += fprintf(fp, "\n");
|
||||
rb_node = rb_next(rb_node);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static size_t hist_entry__fprintf(FILE *fp, struct hist_entry *self,
|
||||
struct perf_session *session)
|
||||
{
|
||||
struct sort_entry *se;
|
||||
size_t ret;
|
||||
|
||||
if (symbol_conf.exclude_other && !self->parent)
|
||||
return 0;
|
||||
|
||||
if (session->events_stats.total)
|
||||
ret = percent_color_fprintf(fp,
|
||||
symbol_conf.field_sep ? "%.2f" : " %6.2f%%",
|
||||
(self->count * 100.0) / session->events_stats.total);
|
||||
else
|
||||
ret = fprintf(fp, symbol_conf.field_sep ? "%lld" : "%12lld ", self->count);
|
||||
|
||||
if (symbol_conf.show_nr_samples) {
|
||||
if (symbol_conf.field_sep)
|
||||
fprintf(fp, "%c%lld", *symbol_conf.field_sep, self->count);
|
||||
else
|
||||
fprintf(fp, "%11lld", self->count);
|
||||
}
|
||||
|
||||
list_for_each_entry(se, &hist_entry__sort_list, list) {
|
||||
if (se->elide)
|
||||
continue;
|
||||
|
||||
fprintf(fp, "%s", symbol_conf.field_sep ?: " ");
|
||||
ret += se->print(fp, self, se->width ? *se->width : 0);
|
||||
}
|
||||
|
||||
ret += fprintf(fp, "\n");
|
||||
|
||||
if (symbol_conf.use_callchain) {
|
||||
int left_margin = 0;
|
||||
|
||||
if (sort__first_dimension == SORT_COMM) {
|
||||
se = list_first_entry(&hist_entry__sort_list, typeof(*se),
|
||||
list);
|
||||
left_margin = se->width ? *se->width : 0;
|
||||
left_margin -= thread__comm_len(self->thread);
|
||||
}
|
||||
|
||||
hist_entry_callchain__fprintf(fp, self, session->events_stats.total,
|
||||
left_margin);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
size_t perf_session__fprintf_hists(struct perf_session *self, FILE *fp)
|
||||
{
|
||||
struct hist_entry *pos;
|
||||
struct sort_entry *se;
|
||||
struct rb_node *nd;
|
||||
size_t ret = 0;
|
||||
unsigned int width;
|
||||
char *col_width = symbol_conf.col_width_list_str;
|
||||
|
||||
init_rem_hits();
|
||||
|
||||
fprintf(fp, "# Samples: %ld\n", self->events_stats.total);
|
||||
fprintf(fp, "#\n");
|
||||
|
||||
fprintf(fp, "# Overhead");
|
||||
if (symbol_conf.show_nr_samples) {
|
||||
if (symbol_conf.field_sep)
|
||||
fprintf(fp, "%cSamples", *symbol_conf.field_sep);
|
||||
else
|
||||
fputs(" Samples ", fp);
|
||||
}
|
||||
list_for_each_entry(se, &hist_entry__sort_list, list) {
|
||||
if (se->elide)
|
||||
continue;
|
||||
if (symbol_conf.field_sep) {
|
||||
fprintf(fp, "%c%s", *symbol_conf.field_sep, se->header);
|
||||
continue;
|
||||
}
|
||||
width = strlen(se->header);
|
||||
if (se->width) {
|
||||
if (symbol_conf.col_width_list_str) {
|
||||
if (col_width) {
|
||||
*se->width = atoi(col_width);
|
||||
col_width = strchr(col_width, ',');
|
||||
if (col_width)
|
||||
++col_width;
|
||||
}
|
||||
}
|
||||
width = *se->width = max(*se->width, width);
|
||||
}
|
||||
fprintf(fp, " %*s", width, se->header);
|
||||
}
|
||||
fprintf(fp, "\n");
|
||||
|
||||
if (symbol_conf.field_sep)
|
||||
goto print_entries;
|
||||
|
||||
fprintf(fp, "# ........");
|
||||
if (symbol_conf.show_nr_samples)
|
||||
fprintf(fp, " ..........");
|
||||
list_for_each_entry(se, &hist_entry__sort_list, list) {
|
||||
unsigned int i;
|
||||
|
||||
if (se->elide)
|
||||
continue;
|
||||
|
||||
fprintf(fp, " ");
|
||||
if (se->width)
|
||||
width = *se->width;
|
||||
else
|
||||
width = strlen(se->header);
|
||||
for (i = 0; i < width; i++)
|
||||
fprintf(fp, ".");
|
||||
}
|
||||
fprintf(fp, "\n");
|
||||
|
||||
fprintf(fp, "#\n");
|
||||
|
||||
print_entries:
|
||||
for (nd = rb_first(&self->hists); nd; nd = rb_next(nd)) {
|
||||
pos = rb_entry(nd, struct hist_entry, rb_node);
|
||||
ret += hist_entry__fprintf(fp, pos, self);
|
||||
}
|
||||
|
||||
if (sort_order == default_sort_order &&
|
||||
parent_pattern == default_parent_pattern) {
|
||||
fprintf(fp, "#\n");
|
||||
fprintf(fp, "# (For a higher level overview, try: perf report --sort comm,dso)\n");
|
||||
fprintf(fp, "#\n");
|
||||
}
|
||||
fprintf(fp, "\n");
|
||||
|
||||
free(rem_sq_bracket);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -21,5 +21,6 @@ void hist_entry__free(struct hist_entry *);
|
|||
|
||||
void perf_session__output_resort(struct perf_session *self, u64 total_samples);
|
||||
void perf_session__collapse_resort(struct perf_session *self);
|
||||
size_t perf_session__fprintf_hists(struct perf_session *self, FILE *fp);
|
||||
|
||||
#endif /* __PERF_HIST_H */
|
||||
|
|
|
|||
Loading…
Reference in a new issue