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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-08-25 21:30:03 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-08-25 21:30:03 +0200 |
| commit | 163caed90203a7cab66326ce2be138715dc7c5da (patch) | |
| tree | 9a9234ad0f89a880678be567185756a0ca677c54 /tools/perf | |
| parent | perf hists browser: replace rb_first() != NULL by !RB_EMPTY_ROOT() (diff) | |
| download | linux-163caed90203a7cab66326ce2be138715dc7c5da.tar.xz linux-163caed90203a7cab66326ce2be138715dc7c5da.zip | |
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>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/ui/browsers/hists.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c index e61355e6b2c5..c17611fb5c0b 100644 --- a/tools/perf/util/ui/browsers/hists.c +++ b/tools/perf/util/ui/browsers/hists.c @@ -298,15 +298,10 @@ static int hist_browser__show_callchain_node_rb_tree(struct hist_browser *self, int color; bool was_first = first; - if (first) { + if (first) first = false; - chain->ms.has_children = chain->list.next != &child->val || - !RB_EMPTY_ROOT(&child->rb_root); - } else { + else extra_offset = LEVEL_OFFSET_STEP; - chain->ms.has_children = chain->list.next == &child->val && - !RB_EMPTY_ROOT(&child->rb_root); - } folded_sign = callchain_list__folded(chain); if (*row_offset != 0) { @@ -376,12 +371,7 @@ static int hist_browser__show_callchain_node(struct hist_browser *self, list_for_each_entry(chain, &node->val, list) { char ipstr[BITS_PER_LONG / 4 + 1], *s; int color; - /* - * FIXME: This should be moved to somewhere else, - * probably when the callchain is created, so as not to - * traverse it all over again - */ - chain->ms.has_children = !RB_EMPTY_ROOT(&node->rb_root); + folded_sign = callchain_list__folded(chain); if (*row_offset != 0) { @@ -457,7 +447,7 @@ static int hist_browser__show_entry(struct hist_browser *self, } if (symbol_conf.use_callchain) { - entry->ms.has_children = !RB_EMPTY_ROOT(&entry->sorted_chain); + hist_entry__init_have_children(entry); folded_sign = hist_entry__folded(entry); } |