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From: David Ahern <dsahern@gmail.com>
To: acme@ghostprotocols.net, linux-kernel@vger.kernel.org
Cc: mingo@kernel.org, jolsa@redhat.com,
	David Ahern <dsahern@gmail.com>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Mike Galbraith <efault@gmx.de>,
	Stephane Eranian <eranian@google.com>
Subject: [PATCH 3/4] perf record: Remove post_processing_offset variable
Date: Wed,  6 Nov 2013 11:41:36 -0700	[thread overview]
Message-ID: <1383763297-27066-4-git-send-email-dsahern@gmail.com> (raw)
In-Reply-To: <1383763297-27066-1-git-send-email-dsahern@gmail.com>

Duplicates the data_offset from header in the session.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Stephane Eranian <eranian@google.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 19c4db6bdd6f..15280b5e5574 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) {
-- 
1.8.3.4 (Apple Git-47)


  parent reply	other threads:[~2013-11-06 18:42 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-06 18:41 [PATCH 0/4] perf record: Cleanups and mmap-based output David Ahern
2013-11-06 18:41 ` [PATCH 1/4] perf record: Refactor feature handling into a separate function David Ahern
2013-11-07  8:03   ` Ingo Molnar
2013-11-07 15:30   ` [tip:perf/core] " tip-bot for David Ahern
2013-11-06 18:41 ` [PATCH 2/4] perf record: Remove advance_output function David Ahern
2013-11-07  8:04   ` Ingo Molnar
2013-11-07 15:31   ` [tip:perf/core] " tip-bot for David Ahern
2013-11-06 18:41 ` David Ahern [this message]
2013-11-07  8:04   ` [PATCH 3/4] perf record: Remove post_processing_offset variable Ingo Molnar
2013-11-07 15:31   ` [tip:perf/core] " tip-bot for David Ahern
2013-11-06 18:41 ` [PATCH 4/4] perf record: mmap output file - v3 David Ahern
2013-11-07  8:03   ` Ingo Molnar
2013-11-07 16:06     ` David Ahern
2013-11-11 11:53       ` Ingo Molnar
2013-11-07  8:06 ` [PATCH 0/4] perf record: Cleanups and mmap-based output Ingo Molnar
2013-11-07  9:38 ` Jiri Olsa
2013-11-07 13:21 ` Jiri Olsa
2013-11-07 15:59   ` David Ahern

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