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Date: Wed, 17 Feb 2016 08:39:37 +0100
From: Ingo Molnar <mingo@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: linux-kernel@vger.kernel.org, Adrian Hunter <adrian.hunter@intel.com>,
        Andi Kleen <ak@linux.intel.com>, David Ahern <dsahern@gmail.com>,
        Jiri Olsa <jolsa@redhat.com>, Kan Liang <kan.liang@intel.com>,
        Namhyung Kim <namhyung@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Stephane Eranian <eranian@google.com>, Wang Nan <wangnan0@huawei.com>,
        Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: [GIT PULL 00/10] perf/core improvements and fixes
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* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Hi Ingo,
> 
> 	Please consider pulling,
> 
> - Arnaldo
> 
> The following changes since commit fe7a2eaa71c55aadbf95d01d32df8dccc0db0646:
> 
>   Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2016-02-16 08:45:56 +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 cb110f471025f3278978aaccb18f3164ea2b8189:
> 
>   perf stat: Move noise/running printing into printout (2016-02-16 17:13:02 -0300)
> 
> ----------------------------------------------------------------
> perf/core improvements and fixes:
> 
> User visible:
> 
> - Make 'perf record' collect CPU cache info in the perf.data file header:
> 
>   $ perf record usleep 1
>   [ perf record: Woken up 1 times to write data ]
>   [ perf record: Captured and wrote 0.017 MB perf.data (7 samples) ]
>   $ perf report --header-only -I | tail -10 | head -8
>   # CPU cache info:
>   #  L1 Data                 32K [0-1]
>   #  L1 Instruction          32K [0-1]
>   #  L1 Data                 32K [2-3]
>   #  L1 Instruction          32K [2-3]
>   #  L2 Unified             256K [0-1]
>   #  L2 Unified             256K [2-3]
>   #  L3 Unified            4096K [0-3]
>   $
> 
>   Will be used in 'perf c2c' and eventually in 'perf diff' to allow, for instance
>   running the same workload in multiple machines and then when using 'diff' show
>   the hardware difference. (Jiri Olsa)
> 
> - 'perf stat' now shows shadow metrics (insn per cycle, etc) in
>   interval mode too. E.g:
> 
>     # perf stat -I 1000 -e instructions,cycles sleep 1
>     #         time   counts unit events
>        1.000215928  519,620      instructions     #  0.69 insn per cycle
>        1.000215928  752,003      cycles
>     <SNIP>
> 
> Infrastructure:
> 
> - libapi now can also use pr_{warning,info,debug}() and that can be
>   set by tools using it (Jiri Olsa)
> 
> - libapi adopts filename__read_str() from perf, adds sysfs__read_str() (Jiri Olsa)
> 
> - Add check for java alternatives cmd in jvmti Makefile, so that it manages
>   to automatically find the right path for the JDK devel files in Ubuntu like
>   systems in addition to Fedora like ones (Stephane Eranian)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> 
> ----------------------------------------------------------------
> Andi Kleen (3):
>       perf stat: Abstract stat metrics printing
>       perf stat: Add support for metrics in interval mode
>       perf stat: Move noise/running printing into printout
> 
> Arnaldo Carvalho de Melo (1):
>       perf debug: Rename __eprintf(va_list args) to veprintf
> 
> Jiri Olsa (5):
>       tools lib api: Add debug output support
>       tools lib api fs: Adopt filename__read_str from perf
>       tools lib api fs: Add sysfs__read_str function
>       perf tools: Initialize libapi debug output
>       perf tools: Add perf data cache feature
> 
> Stephane Eranian (1):
>       perf jvmti: Add check for java alternatives cmd in Makefile
> 
>  tools/lib/api/Build            |   1 +
>  tools/lib/api/Makefile         |   1 +
>  tools/lib/api/debug-internal.h |  20 +++
>  tools/lib/api/debug.c          |  28 +++++
>  tools/lib/api/debug.h          |  10 ++
>  tools/lib/api/fs/fs.c          |  64 ++++++++++
>  tools/lib/api/fs/fs.h          |   3 +
>  tools/perf/builtin-stat.c      | 202 +++++++++++++++---------------
>  tools/perf/jvmti/Makefile      |   6 +-
>  tools/perf/perf.c              |   2 +
>  tools/perf/util/debug.c        |  36 ++++--
>  tools/perf/util/debug.h        |   1 +
>  tools/perf/util/env.c          |  13 ++
>  tools/perf/util/env.h          |  15 +++
>  tools/perf/util/header.c       | 270 +++++++++++++++++++++++++++++++++++++++++
>  tools/perf/util/header.h       |   1 +
>  tools/perf/util/stat-shadow.c  | 211 +++++++++++++++++---------------
>  tools/perf/util/stat.h         |  15 ++-
>  tools/perf/util/trace-event.c  |   1 +
>  tools/perf/util/util.c         |  48 --------
>  tools/perf/util/util.h         |   1 -
>  21 files changed, 694 insertions(+), 255 deletions(-)
>  create mode 100644 tools/lib/api/debug-internal.h
>  create mode 100644 tools/lib/api/debug.c
>  create mode 100644 tools/lib/api/debug.h

Pulled, thanks a lot Arnaldo!

	Ingo