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From: Jiri Olsa <jolsa@redhat.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: dsahern@gmail.com, jolsa@kernel.org, namhyung@kernel.org,
	acme@redhat.com, hpa@zytor.com, fweisbec@gmail.com,
	jgalar@efficios.com, linux-kernel@vger.kernel.org,
	wangnan0@huawei.com, bigeasy@linutronix.de, tzanussi@gmail.com,
	tglx@linutronix.de, paulus@samba.org, peterz@infradead.org,
	linux-tip-commits@vger.kernel.org
Subject: Re: [tip:perf/core] perf tools: Add feature check for libbabeltrace
Date: Sat, 28 Feb 2015 13:28:14 +0100	[thread overview]
Message-ID: <20150228122814.GA3185@krava.redhat.com> (raw)
In-Reply-To: <20150228092503.GA28894@gmail.com>

On Sat, Feb 28, 2015 at 10:25:03AM +0100, Ingo Molnar wrote:
> 
> * tip-bot for Jiri Olsa <tipbot@zytor.com> wrote:
> 
> > Commit-ID:  53d0a57343949b2af9b27229db534b98e5a0c4d0
> > Gitweb:     http://git.kernel.org/tip/53d0a57343949b2af9b27229db534b98e5a0c4d0
> > Author:     Jiri Olsa <jolsa@kernel.org>
> > AuthorDate: Fri, 20 Feb 2015 23:16:58 +0100
> > Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
> > CommitDate: Wed, 25 Feb 2015 12:42:24 -0300
> > 
> > perf tools: Add feature check for libbabeltrace > > 
> > Adding feature check for babeltrace library [1], which will be used for
> > perf data file CTF [2] conversion in following patches.
> 
> So this doesn't work on recent Ubuntu systems:
> 
> ...                 libbabeltrace: [ OFF ]
> 
> triton:~/tip/tools/perf/config/feature-checks> make 
> test-libbabeltrace.bin
> gcc -MD  -Wall -Werror -o test-libbabeltrace.bin test-libbabeltrace.c  
> # -lbabeltrace provided by 
> test-libbabeltrace.c: In function ‘main’:test-libbabeltrace.c:6:2: error: implicit declaration of function ‘bt_ctf_stream_class_get_packet_context_type’ [-Werror=implicit-function-declaration]
>   bt_ctf_stream_class_get_packet_context_type((void *) 0);
>   ^
> cc1: all warnings being treated as errors
> Makefile:140: recipe for target 'test-libbabeltrace.bin' failed
> 
> I have all the requirements, libbabeltrace-ctf-dev and 
> libbabeltrace-dev installed, yet the writer.h file:
> 
> -rw-r--r-- 1 root root 5283 Oct  7 14:44 /usr/include/babeltrace/ctf-writer/writer.h
> 
> does not include a prototype for 
> bt_ctf_stream_class_get_packet_context_type().

hum, I have it in stream-class.h and it seems to be there since Jul 29 2014

What is the libbabeltrace package version on Ubuntu?

> 
> If Ubuntu's writer.h is too old then either our API use should match 
> the ones available:
> 
> triton:~/tip/tools/perf/config/feature-checks> grep extern 
> /usr/include/babeltrace/ctf-writer/writer.h 
> extern "C" {
> extern struct bt_ctf_writer *bt_ctf_writer_create(const char *path);
> extern struct bt_ctf_stream *bt_ctf_writer_create_stream(
> extern int bt_ctf_writer_add_environment_field(struct bt_ctf_writer *writer,
> extern int bt_ctf_writer_add_clock(struct bt_ctf_writer *writer,
> extern char *bt_ctf_writer_get_metadata_string(struct bt_ctf_writer *writer);
> extern void bt_ctf_writer_flush_metadata(struct bt_ctf_writer *writer);
> extern int bt_ctf_writer_set_byte_order(struct bt_ctf_writer *writer,
> extern void bt_ctf_writer_get(struct bt_ctf_writer *writer);
> extern void bt_ctf_writer_put(struct bt_ctf_writer *writer);
> 
> or CTF support should be removed from the default set of perf 
> features, because right now it blocks the 'all' build speedup.

I'll try to get Ubuntu system and check, but I'd be ok to put
it out of the default set until ditributions catch up..

I'll check next week and send patch or update

thanks,
jirka

  reply	other threads:[~2015-02-28 12:29 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-20 22:16 [PATCHv5 00/11] perf tools: Add perf data CTF conversion Jiri Olsa
2015-02-20 22:16 ` [PATCH 01/11] perf tools: Add feature check for libbabeltrace Jiri Olsa
2015-02-26 11:35   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-02-28  9:25     ` Ingo Molnar
2015-02-28 12:28       ` Jiri Olsa [this message]
2015-02-20 22:16 ` [PATCH 02/11] perf tools: Add new perf data command Jiri Olsa
2015-02-26 11:36   ` [tip:perf/core] perf tools: Add new 'perf data' command tip-bot for Jiri Olsa
2015-02-20 22:17 ` [PATCH 03/11] perf data: Add perf data to CTF conversion support Jiri Olsa
2015-02-26 11:36   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-02-20 22:17 ` [PATCH 04/11] perf data: Add a 'perf' prefix to the generic fields Jiri Olsa
2015-02-26 11:36   ` [tip:perf/core] " tip-bot for Sebastian Andrzej Siewior
2015-02-20 22:17 ` [PATCH 05/11] perf data: Add tracepoint events fields CTF conversion support Jiri Olsa
2015-02-25 19:23   ` Arnaldo Carvalho de Melo
2015-03-01 13:20     ` Jiri Olsa
2015-03-02 15:32       ` Arnaldo Carvalho de Melo
2015-03-09 12:12         ` Jiri Olsa
2015-03-09 21:51           ` Arnaldo Carvalho de Melo
2015-03-09 23:11             ` Arnaldo Carvalho de Melo
2015-03-09 23:28               ` Arnaldo Carvalho de Melo
2015-03-10 12:00                 ` [PATCH] perf build: Fix libbabeltrace detection Jiri Olsa
2015-03-10 14:01                   ` Arnaldo Carvalho de Melo
2015-03-10 14:11                     ` Jiri Olsa
2015-03-10 14:44                       ` Jérémie Galarneau
2015-03-10 15:01                         ` Arnaldo Carvalho de Melo
2015-03-26  9:25                         ` Jiri Olsa
2015-03-26 15:05                           ` Arnaldo Carvalho de Melo
2015-03-10 15:03                       ` Arnaldo Carvalho de Melo
2015-03-10 16:04                       ` Arnaldo Carvalho de Melo
2015-03-11  8:45                         ` Jiri Olsa
2015-03-11 13:18                           ` Arnaldo Carvalho de Melo
2015-03-14  7:03                   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-03-14  7:07   ` [tip:perf/core] perf data: Add tracepoint events fields CTF conversion support tip-bot for Sebastian Andrzej Siewior
2015-02-20 22:17 ` [PATCH 06/11] perf data: Switch to multiple cpu stream files Jiri Olsa
2015-03-12 11:37   ` Wang Nan
2015-03-12 12:34     ` Jiri Olsa
2015-03-12 13:40       ` Wang Nan
2015-03-12 19:17         ` Arnaldo Carvalho de Melo
2015-03-12 19:59           ` Jérémie Galarneau
2015-03-13  6:02             ` Wang Nan
2015-03-13 16:46           ` Jérémie Galarneau
2015-02-20 22:17 ` [PATCH 07/11] perf data: Enable stream flush within processing Jiri Olsa
2015-02-20 22:17 ` [PATCH 08/11] perf data: Add support for setting ordered_events queue size Jiri Olsa
2015-02-20 22:17 ` [PATCH 09/11] tools lib traceevent: Add alias field to struct format_field Jiri Olsa
2015-02-24 22:54   ` Steven Rostedt
2015-02-24 23:12     ` Jiri Olsa
2015-02-20 22:17 ` [PATCH 10/11] perf data: Fix duplicate field names and avoid reserved keywords Jiri Olsa
2015-02-20 22:17 ` [PATCH 11/11] perf data: Fix signess of value Jiri Olsa

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