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Subject[tip:perf/core] perf report: Use perf_evlist__force_leader to support '--group'
Commit-ID:  a26bb0ba706aef4f42cc9377c0d4e849378574a4
Gitweb: https://git.kernel.org/tip/a26bb0ba706aef4f42cc9377c0d4e849378574a4
Author: Jin Yao <yao.jin@linux.intel.com>
AuthorDate: Mon, 21 May 2018 22:57:45 +0800
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 21 May 2018 14:41:01 -0300

perf report: Use perf_evlist__force_leader to support '--group'

Since we created a new function perf_evlist__force_leader(), remove the
old code and use that new evlist method.

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1526914666-31839-3-git-send-email-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-report.c | 13 ++-----------
1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 4c931afb2e80..ad978e3ee2b8 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -194,20 +194,11 @@ out:
return err;
}

-/*
- * Events in data file are not collect in groups, but we still want
- * the group display. Set the artificial group and set the leader's
- * forced_leader flag to notify the display code.
- */
static void setup_forced_leader(struct report *report,
struct perf_evlist *evlist)
{
- if (report->group_set && !evlist->nr_groups) {
- struct perf_evsel *leader = perf_evlist__first(evlist);
-
- perf_evlist__set_leader(evlist);
- leader->forced_leader = true;
- }
+ if (report->group_set)
+ perf_evlist__force_leader(evlist);
}

static int process_feature_event(struct perf_tool *tool,
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