linux-kernel - [tip:perf/core] perf record: Remove post_processing

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Message-ID: <tip-7ab75cffd6a1b2195944b8522673522f09e7fcb0@git.kernel.org>
Date:	Thu, 7 Nov 2013 07:31:12 -0800
From:	tip-bot for David Ahern <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, eranian@...gle.com,
	hpa@...or.com, mingo@...nel.org, peterz@...radead.org,
	efault@....de, namhyung@...nel.org, jolsa@...hat.com,
	fweisbec@...il.com, dsahern@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf record:
  Remove post_processing_offset variable

Commit-ID:  7ab75cffd6a1b2195944b8522673522f09e7fcb0
Gitweb:     http://git.kernel.org/tip/7ab75cffd6a1b2195944b8522673522f09e7fcb0
Author:     David Ahern <dsahern@...il.com>
AuthorDate: Wed, 6 Nov 2013 11:41:36 -0700
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 7 Nov 2013 11:01:59 -0300

perf record: Remove post_processing_offset variable

Duplicates the data_offset from header in the session.

Signed-off-by: David Ahern <dsahern@...il.com>
Acked-by: Ingo Molnar <mingo@...nel.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1383763297-27066-4-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-record.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 19c4db6..15280b5 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -74,7 +74,6 @@ struct perf_record {
 	bool			no_buildid;
 	bool			no_buildid_cache;
 	long			samples;
-	off_t			post_processing_offset;
 };
 
 static int write_output(struct perf_record *rec, void *buf, size_t size)
@@ -247,13 +246,14 @@ static int process_buildids(struct perf_record *rec)
 {
 	struct perf_data_file *file  = &rec->file;
 	struct perf_session *session = rec->session;
+	u64 start = session->header.data_offset;
 
 	u64 size = lseek(file->fd, 0, SEEK_CUR);
 	if (size == 0)
 		return 0;
 
-	return __perf_session__process_events(session, rec->post_processing_offset,
-					      size - rec->post_processing_offset,
+	return __perf_session__process_events(session, start,
+					      size - start,
 					      size, &build_id__mark_dso_hit_ops);
 }
 
@@ -429,8 +429,6 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
 		goto out_delete_session;
 	}
 
-	rec->post_processing_offset = lseek(file->fd, 0, SEEK_CUR);
-
 	machine = &session->machines.host;
 
 	if (file->is_pipe) {
--
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