forked from luck/tmp_suning_uos_patched
perf hists browser: Init the has_children fields just once
Not everytime we show the callchains, removing duplicated initialization of this field. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -298,15 +298,10 @@ static int hist_browser__show_callchain_node_rb_tree(struct hist_browser *self,
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int color;
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bool was_first = first;
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if (first) {
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if (first)
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first = false;
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chain->ms.has_children = chain->list.next != &child->val ||
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!RB_EMPTY_ROOT(&child->rb_root);
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} else {
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else
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extra_offset = LEVEL_OFFSET_STEP;
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chain->ms.has_children = chain->list.next == &child->val &&
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!RB_EMPTY_ROOT(&child->rb_root);
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}
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folded_sign = callchain_list__folded(chain);
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if (*row_offset != 0) {
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@ -376,12 +371,7 @@ static int hist_browser__show_callchain_node(struct hist_browser *self,
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list_for_each_entry(chain, &node->val, list) {
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char ipstr[BITS_PER_LONG / 4 + 1], *s;
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int color;
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/*
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* FIXME: This should be moved to somewhere else,
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* probably when the callchain is created, so as not to
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* traverse it all over again
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*/
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chain->ms.has_children = !RB_EMPTY_ROOT(&node->rb_root);
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folded_sign = callchain_list__folded(chain);
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if (*row_offset != 0) {
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@ -457,7 +447,7 @@ static int hist_browser__show_entry(struct hist_browser *self,
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}
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if (symbol_conf.use_callchain) {
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entry->ms.has_children = !RB_EMPTY_ROOT(&entry->sorted_chain);
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hist_entry__init_have_children(entry);
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folded_sign = hist_entry__folded(entry);
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}
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