Re: [GIT PULL 00/10] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:

> Hi Ingo,
> 
> 	Please consider pulling, there is some more stuff in queue to be
> processed, but better send in smaller batches,
> 
> - Arnaldo
> 
> The following changes since commit b3890e4704594fa23abe1395d1fafc97d3214be8:
> 
>   Merge branch 'perf/hw_breakpoints' into perf/core (2015-01-28 15:48:59 +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 c52686f9f888d23ca72f1309e86af8e91d075697:
> 
>   perf symbols: Convert lseek + read to pread (2015-01-29 17:02:01 -0300)
> 
> ----------------------------------------------------------------
> perf/core improvements and fixes:
> 
> User visible:
> 
> - Show precise number of samples in at the end of a 'record' session, if
>   processing build ids, since we will then traverse the whole perf.data file
>   and see all the PERF_RECORD_SAMPLE records, otherwise stop showing the
>   previous off-base heuristicly counted number of "samples"  (Namhyung Kim).
> 
> - Support to read compressed module from build-id cache (Namhyung Kim)
> 
> Infrastructure:
> 
> - Cache eh/debug frame offset for dwarf unwind (Namhyung Kim)
> 
> - Set header version correctly in all cases (Namhyung Kim)
> 
> - Set attr.task bit for a tracking event, to be consistent (Namhyung Kim)
>   perf tools: Use perf_data_file__fd() consistently
>   perf symbols: Convert lseek + read to pread
> 
> - Don't rely on malloc working for sz 0, fixing another problem when
>   using uClibc (Vineet Gupta)
> 
> - Provide stub for missing pthread_attr_setaffinity_np for libcs where this
>   is not available, such as uClibc (Vineet Gupta)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
> 
> ----------------------------------------------------------------
> Namhyung Kim (8):
>       perf callchain: Cache eh/debug frame offset for dwarf unwind
>       perf tools: Do not use __perf_session__process_events() directly
>       perf record: Show precise number of samples
>       perf header: Set header version correctly
>       perf evsel: Set attr.task bit for a tracking event
>       perf symbols: Support to read compressed module from build-id cache
>       perf tools: Use perf_data_file__fd() consistently
>       perf symbols: Convert lseek + read to pread
> 
> Vineet Gupta (2):
>       perf evsel: Don't rely on malloc working for sz 0
>       perf tools: Provide stub for missing pthread_attr_setaffinity_np
> 
>  tools/perf/bench/futex.h                           | 13 ++++
>  tools/perf/builtin-inject.c                        |  5 +-
>  tools/perf/builtin-record.c                        | 70 +++++++++++++++-------
>  tools/perf/config/Makefile                         |  6 ++
>  tools/perf/config/feature-checks/Makefile          |  4 ++
>  tools/perf/config/feature-checks/test-all.c        |  5 ++
>  .../test-pthread-attr-setaffinity-np.c             | 14 +++++
>  tools/perf/util/dso.c                              |  6 +-
>  tools/perf/util/dso.h                              |  1 +
>  tools/perf/util/evsel.c                            |  4 ++
>  tools/perf/util/header.c                           |  2 +-
>  tools/perf/util/session.c                          |  6 +-
>  tools/perf/util/session.h                          |  3 -
>  tools/perf/util/symbol-elf.c                       | 13 ++--
>  tools/perf/util/unwind-libunwind.c                 | 31 ++++++----
>  15 files changed, 131 insertions(+), 52 deletions(-)
>  create mode 100644 tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c

Pulled into tip:perf/core, thanks a lot Arnaldo!

	Ingo
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