linux-kernel - [PATCH v2.1] perf hist: Save raw_data/size for tracepoint events

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Message-Id: <1450340065-7775-1-git-send-email-namhyung@kernel.org>
Date:	Thu, 17 Dec 2015 17:14:25 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Jiri Olsa <jolsa@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Wang Nan <wangnan0@...wei.com>
Subject: [PATCH v2.1] perf hist: Save raw_data/size for tracepoint events

The raw_data and raw_size fields are to provide tracepoint specific
information.  They will be used by dynamic sort keys later.

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
Fix segfault when --children is used.

 tools/perf/util/hist.c | 4 ++++
 tools/perf/util/sort.h | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 039bb91d0a92..c0c92a3daa69 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -487,6 +487,8 @@ struct hist_entry *__hists__add_entry(struct hists *hists,
 		.branch_info = bi,
 		.mem_info = mi,
 		.transaction = sample->transaction,
+		.raw_data = sample->raw_data,
+		.raw_size = sample->raw_size,
 	};
 
 	return hists__findnew_entry(hists, &entry, al, sample_self);
@@ -801,6 +803,8 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
 			.sym = al->sym,
 		},
 		.parent = iter->parent,
+		.raw_data = sample->raw_data,
+		.raw_size = sample->raw_size,
 	};
 	int i;
 	struct callchain_cursor cursor;
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 86f05e7a5566..d29898708dbd 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -122,6 +122,8 @@ struct hist_entry {
 	struct branch_info	*branch_info;
 	struct hists		*hists;
 	struct mem_info		*mem_info;
+	void			*raw_data;
+	u32			raw_size;
 	struct callchain_root	callchain[0]; /* must be last member */
 };
 
-- 
2.6.2

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