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[PATCH 18/18] perf data ctf: Generate fork and exit events to CTF output

From Arnaldo Carvalho de Melo <acme@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 18/18] perf data ctf: Generate fork and exit events to CTF output
Date 2016-06-27 23:10 +0200
Message-ID <rOLX4-5DX-47@gated-at.bofh.it> (permalink)
References <rOLX3-5DX-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Wang Nan <wangnan0@huawei.com>

If 'all' is selected, convert fork and exit events to output CTF stream.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1466767332-114472-8-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/data-convert-bt.c | 44 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 43 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c
index 5dd62ba07438..4f979bb27b6c 100644
--- a/tools/perf/util/data-convert-bt.c
+++ b/tools/perf/util/data-convert-bt.c
@@ -70,6 +70,8 @@ struct ctf_writer {
 		struct bt_ctf_field_type *array[6];
 	} data;
 	struct bt_ctf_event_class	*comm_class;
+	struct bt_ctf_event_class	*exit_class;
+	struct bt_ctf_event_class	*fork_class;
 };
 
 struct convert {
@@ -812,6 +814,21 @@ __FUNC_PROCESS_NON_SAMPLE(comm,
 	__NON_SAMPLE_SET_FIELD(comm, u32, tid);
 	__NON_SAMPLE_SET_FIELD(comm, string, comm);
 )
+__FUNC_PROCESS_NON_SAMPLE(fork,
+	__NON_SAMPLE_SET_FIELD(fork, u32, pid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, ppid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, tid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, ptid);
+	__NON_SAMPLE_SET_FIELD(fork, u64, time);
+)
+
+__FUNC_PROCESS_NON_SAMPLE(exit,
+	__NON_SAMPLE_SET_FIELD(fork, u32, pid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, ppid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, tid);
+	__NON_SAMPLE_SET_FIELD(fork, u32, ptid);
+	__NON_SAMPLE_SET_FIELD(fork, u64, time);
+)
 #undef __NON_SAMPLE_SET_FIELD
 #undef __FUNC_PROCESS_NON_SAMPLE
 
@@ -1127,6 +1144,22 @@ __FUNC_ADD_NON_SAMPLE_EVENT_CLASS(comm,
 	__NON_SAMPLE_ADD_FIELD(string, comm);
 )
 
+__FUNC_ADD_NON_SAMPLE_EVENT_CLASS(fork,
+	__NON_SAMPLE_ADD_FIELD(u32, pid);
+	__NON_SAMPLE_ADD_FIELD(u32, ppid);
+	__NON_SAMPLE_ADD_FIELD(u32, tid);
+	__NON_SAMPLE_ADD_FIELD(u32, ptid);
+	__NON_SAMPLE_ADD_FIELD(u64, time);
+)
+
+__FUNC_ADD_NON_SAMPLE_EVENT_CLASS(exit,
+	__NON_SAMPLE_ADD_FIELD(u32, pid);
+	__NON_SAMPLE_ADD_FIELD(u32, ppid);
+	__NON_SAMPLE_ADD_FIELD(u32, tid);
+	__NON_SAMPLE_ADD_FIELD(u32, ptid);
+	__NON_SAMPLE_ADD_FIELD(u64, time);
+)
+
 #undef __NON_SAMPLE_ADD_FIELD
 #undef __FUNC_ADD_NON_SAMPLE_EVENT_CLASS
 
@@ -1138,6 +1171,12 @@ static int setup_non_sample_events(struct ctf_writer *cw,
 	ret = add_comm_event(cw);
 	if (ret)
 		return ret;
+	ret = add_exit_event(cw);
+	if (ret)
+		return ret;
+	ret = add_fork_event(cw);
+	if (ret)
+		return ret;
 	return 0;
 }
 
@@ -1436,8 +1475,11 @@ int bt_convert__perf2ctf(const char *input, const char *path,
 	struct ctf_writer *cw = &c.writer;
 	int err = -1;
 
-	if (opts->all)
+	if (opts->all) {
 		c.tool.comm = process_comm_event;
+		c.tool.exit = process_exit_event;
+		c.tool.fork = process_fork_event;
+	}
 
 	perf_config(convert__config, &c);
 
-- 
2.7.4

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[GIT PULL 00/18] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 09/18] perf record: Prepare reading from multiple evlists in record__mmap_read_all() Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 16/18] perf data ctf: Generate comm event to CTF output Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 06/18] perf build: Add libbabeltrace to build-test Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 08/18] perf record: Move mmap setup block to separate function Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 11/18] perf symbols: Use proper dso name for is_regular_file Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 13/18] perf data ctf: Pass convert options through opts structure Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 07/18] perf data convert: Include config.h header Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 15/18] perf data ctf: Prepare collect non-sample events Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 12/18] perf data ctf: Add value_set_string() helper Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 18/18] perf data ctf: Generate fork and exit events to CTF output Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 17/18] perf data ctf: Add '--all' option for 'perf data convert' Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  [PATCH 02/18] perf tools: Update makefile message for installing slang devel package Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 23:10 +0200
  Re: [GIT PULL 00/18] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2016-06-28 09:10 +0200
    Re: [GIT PULL 00/18] perf/core improvements and fixes Jiri Olsa <jolsa@redhat.com> - 2016-06-28 10:30 +0200
    Re: [GIT PULL 00/18] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-28 16:10 +0200
      Re: [GIT PULL 00/18] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-28 16:20 +0200
      Re: [GIT PULL 00/18] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2016-06-29 11:40 +0200

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