linux-kernel - [PATCH 08/16] perf util: Save long size of traced system

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Date:	Tue,  4 Jun 2013 14:20:23 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>
Subject: [PATCH 08/16] perf util: Save long size of traced system

From: Namhyung Kim <namhyung.kim@....com>

Save size of long type of system to struct pevent.  Since original
static variable was not used anywhere, just get rid of it.

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
 tools/perf/util/trace-event-read.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index c6b491bcb8cd..6166294d7f22 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -41,7 +41,6 @@ static int input_fd;
 
 int file_bigendian;
 int host_bigendian;
-static int long_size;
 
 static ssize_t trace_data_size;
 static bool repipe;
@@ -231,12 +230,6 @@ static int read_header_files(struct pevent *pevent)
 	size = read8(pevent);
 	skip(size);
 
-	/*
-	 * The size field in the page is of type long,
-	 * use that instead, since it represents the kernel.
-	 */
-	long_size = header_page_size_size;
-
 	if (do_read(buf, 13) < 0)
 		return -1;
 
@@ -349,6 +342,7 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe)
 	int show_funcs = 0;
 	int show_printk = 0;
 	ssize_t size = -1;
+	int file_long_size;
 	int file_page_size;
 	struct pevent *pevent;
 	int err;
@@ -392,12 +386,13 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe)
 
 	if (do_read(buf, 1) < 0)
 		goto out;
-	long_size = buf[0];
+	file_long_size = buf[0];
 
 	file_page_size = read4(pevent);
 	if (!file_page_size)
 		goto out;
 
+	pevent_set_long_size(pevent, file_long_size);
 	pevent_set_page_size(pevent, file_page_size);
 
 	err = read_header_files(pevent);
-- 
1.7.11.7

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