Re: [GIT PULL 00/21] perf/record improvements and fixes

Ingo Molnar
2015-02-26T11:27:46Z

* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Hi Ingo,
>
> Please consider pulling,
>
> - Arnaldo
>
> The following changes since commit 8a26ce4e544659256349551283414df504889a59:
>
> Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2015-02-18 19:18:18 +0100)
>
> are available in the git repository at:
>
>
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo
>
> for you to fetch changes up to 54cf776a9c5c2e6a91de31954bba4d3bad6c657c:
>
> perf data: Add a 'perf' prefix to the generic fields (2015-02-25 16:14:33 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> New user selectable features:
>
> - Support recording running/enabled time in 'perf record' (Andi Kleen)
>
> - New tool: 'perf data' for converting perf.data to other formats,
> initially for the CTF (Common Trace Format) from LTTng (Jiri Olsa, Sebastian Siewior)
>
> User visible:
>
> - Only insert blank duration bracket when tracing syscalls in 'perf trace' (Arnaldo Carvalho de Melo)
>
> - Filter out the trace pid when no threads are specified in 'perf trace' (Arnaldo Carvalho de Melo)
>
> - Add 'perf trace' man page entry for --event (Arnaldo Carvalho de Melo)
>
> - Dump stack on segfaults in 'perf trace' (Arnaldo Carvalho de Melo)
>
> Infrastructure:
>
> - Introduce set_filter_pid and set_filter_pids methods in the evlist class (Arnaldo Carvalho de Melo)
>
> - Some perf_session untanglement patches, removing the need to pass a
> perf_session instance for things that are related to evlists, so that
> tools that don't deal with perf.data files like trace in live mode can
> make use of the ordered_events class (Arnaldo Carvalho de Melo)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
>
> ----------------------------------------------------------------
> Andi Kleen (1):
> perf record: Support recording running/enabled time
>
> Arnaldo Carvalho de Melo (16):
> perf trace: Only insert blank duration bracket when tracing syscalls
> perf evlist: Introduce set_filter_pid method
> perf trace: Filter out the trace pid when no threads are specified
> perf evlist: Introduce set_filter_pids method
> perf trace: Introduce --filter-pids
> perf trace: Add man page entry for --event
> perf trace: Separate routine that handles an event from the one that reads it
> perf session: Remove wrappers to machines__find
> perf evlist: Adopt events_stats from perf_session
> perf session: Remove perf_session from warn_errors signature
> perf session: Remove perf_session from some deliver event routines
> perf session: Remove perf_session from dump_event
> perf ordered_events: Stop using tool->ordered_events
> perf tools: Introduce dump_stack signal helper
> perf trace: Dump stack on segfaults
> perf tools: Print the thread's tid on PERF_RECORD_COMM events when -D is asked
>
> Jiri Olsa (3):
> perf tools: Add feature check for libbabeltrace
> perf tools: Add new 'perf data' command
> perf data: Add perf data to CTF conversion support
>
> Sebastian Andrzej Siewior (1):
> perf data: Add a 'perf' prefix to the generic fields
>
> tools/perf/Build | 1 +
> tools/perf/Documentation/perf-data.txt | 40 ++
> tools/perf/Documentation/perf-record.txt | 3 +
> tools/perf/Documentation/perf-trace.txt | 6 +
> tools/perf/Documentation/perf.txt | 7 +-
> tools/perf/Makefile.perf | 4 +-
> tools/perf/builtin-data.c | 119 ++++
> tools/perf/builtin-record.c | 2 +
> tools/perf/builtin-sched.c | 6 +-
> tools/perf/builtin-top.c | 4 +-
> tools/perf/builtin-trace.c | 121 +++-
> tools/perf/builtin.h | 1 +
> tools/perf/command-list.txt | 1 +
> tools/perf/config/Makefile | 25 +
> tools/perf/config/feature-checks/Makefile | 8 +-
> tools/perf/config/feature-checks/test-all.c | 5 +
> .../config/feature-checks/test-libbabeltrace.c | 8 +
> tools/perf/perf.c | 1 +
> tools/perf/perf.h | 1 +
> tools/perf/util/Build | 2 +
> tools/perf/util/data-convert-bt.c | 614 +++++++++++++++++++++
> tools/perf/util/data-convert-bt.h | 8 +
> tools/perf/util/debug.c | 2 +
> tools/perf/util/debug.h | 1 +
> tools/perf/util/event.c | 2 +-
> tools/perf/util/evlist.c | 32 ++
> tools/perf/util/evlist.h | 3 +
> tools/perf/util/evsel.c | 6 +
> tools/perf/util/ordered-events.c | 5 +-
> tools/perf/util/session.c | 115 ++--
> tools/perf/util/session.h | 1 -
> tools/perf/util/util.c | 7 +
> tools/perf/util/util.h | 1 +
> 33 files changed, 1063 insertions(+), 99 deletions(-)
> create mode 100644 tools/perf/Documentation/perf-data.txt
> create mode 100644 tools/perf/builtin-data.c
> create mode 100644 tools/perf/config/feature-checks/test-libbabeltrace.c
> create mode 100644 tools/perf/util/data-convert-bt.c
> create mode 100644 tools/perf/util/data-convert-bt.h

Pulled, thanks a lot Arnaldo!

Ingo