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perf diff: Use internal rb tree for hists__precompute 

There's missing change for hists__precompute to iterate either
entries_collapsed or entries_in tree. The change was initiated
for hists_compute_resort function in commit:

  66f97ed perf diff: Use internal rb tree for compute resort

but was missing for hists__precompute function changes.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1355404152-16523-2-git-send-email-jolsa@redhat.com
[ committer note: Reduce patch size, no functional change ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2012-12-13 14:08:59 +01:00 committed by Arnaldo Carvalho de Melo
parent eec574e6bc
commit 367c53c08f
1 changed files with 10 additions and 3 deletions
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13
tools/perf/builtin-diff.c
View File

@ -323,13 +323,20 @@ static void hists__baseline_only(struct hists *hists)
static void hists__precompute(struct hists *hists)
{
struct rb_node *next = rb_first(&hists->entries);
struct rb_root *root;
struct rb_node *next;
if (sort__need_collapse)
root = &hists->entries_collapsed;
else
root = hists->entries_in;
next = rb_first(root);
while (next != NULL) {
struct hist_entry *he = rb_entry(next, struct hist_entry, rb_node);
struct hist_entry *he = rb_entry(next, struct hist_entry, rb_node_in);
struct hist_entry *pair = hist_entry__next_pair(he);
next = rb_next(&he->rb_node);
next = rb_next(&he->rb_node_in);
if (!pair)
continue;