linux-kernel - Re: [GIT PULL 0/6] perf/core improvements and fixes

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Message-ID: <20170316163028.GA31842@gmail.com>
Date:   Thu, 16 Mar 2017 17:30:28 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Adrian Hunter <adrian.hunter@...el.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Anton Blanchard <anton@...abs.org>,
        Borislav Petkov <bp@...e.de>,
        Brendan Gregg <brendan.d.gregg@...il.com>,
        David Ahern <dsahern@...il.com>,
        David Miller <davem@...emloft.net>,
        He Kuang <hekuang@...wei.com>,
        Hemant Kumar <hemant@...ux.vnet.ibm.com>,
        Jiri Olsa <jolsa@...hat.com>, linuxppc-dev@...ts.ozlabs.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Namhyung Kim <namhyung@...nel.org>,
        "Naveen N . Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>,
        Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
        Stephane Eranian <eranian@...gle.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
        Taeung Song <treeze.taeung@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Wang Nan <wangnan0@...wei.com>,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [GIT PULL 0/6] perf/core improvements and fixes


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

> Hi Ingo,
> 
> 	Please consider pulling,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit ffa86c2f1a8862cf58c873f6f14d4b2c3250fb48:
> 
>   Merge tag 'perf-core-for-mingo-4.12-20170314' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2017-03-15 19:27:27 +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-4.12-20170316
> 
> for you to fetch changes up to 61f35d750683b21e9e3836e309195c79c1daed74:
> 
>   uprobes: Default UPROBES_EVENTS to Y (2017-03-16 12:42:02 -0300)
> 
> ----------------------------------------------------------------
> perf/core improvements and fixes:
> 
> New features:
> 
> - Add 'brstackinsn' field in 'perf script' to reuse the x86 instruction
>   decoder used in the Intel PT code to study hot paths to samples (Andi Kleen)
> 
> Kernel:
> 
> - Default UPROBES_EVENTS to Y (Alexei Starovoitov)
> 
> - Fix check for kretprobe offset within function entry (Naveen N. Rao)
> 
> Infrastructure:
> 
> - Introduce util func is_sdt_event() (Ravi Bangoria)
> 
> - Make perf_event__synthesize_mmap_events() scale on older kernels where
>   reading /proc/pid/maps is way slower than reading /proc/pid/task/pid/maps (Stephane Eranian)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
> 
> ----------------------------------------------------------------
> Andi Kleen (1):
>       perf script: Add 'brstackinsn' for branch stacks
> 
> Arnaldo Carvalho de Melo (2):
>       tools headers: Sync {tools/,}arch/x86/include/asm/cpufeatures.h
>       uprobes: Default UPROBES_EVENTS to Y
> 
> Naveen N. Rao (1):
>       trace/kprobes: Fix check for kretprobe offset within function entry
> 
> Ravi Bangoria (1):
>       perf probe: Introduce util func is_sdt_event()
> 
> Stephane Eranian (1):
>       perf tools: Make perf_event__synthesize_mmap_events() scale
> 
>  include/linux/kprobes.h                            |   1 +
>  kernel/kprobes.c                                   |  40 ++--
>  kernel/trace/Kconfig                               |   2 +-
>  kernel/trace/trace_kprobe.c                        |   2 +-
>  tools/arch/x86/include/asm/cpufeatures.h           |   5 +-
>  tools/perf/Documentation/perf-script.txt           |  13 +-
>  tools/perf/builtin-script.c                        | 264 ++++++++++++++++++++-
>  tools/perf/util/Build                              |   1 +
>  tools/perf/util/dump-insn.c                        |  14 ++
>  tools/perf/util/dump-insn.h                        |  22 ++
>  tools/perf/util/event.c                            |   4 +-
>  .../util/intel-pt-decoder/intel-pt-insn-decoder.c  |  24 ++
>  tools/perf/util/parse-events.h                     |  20 ++
>  tools/perf/util/probe-event.c                      |   9 +-
>  14 files changed, 381 insertions(+), 40 deletions(-)
>  create mode 100644 tools/perf/util/dump-insn.c
>  create mode 100644 tools/perf/util/dump-insn.h

Pulled, thanks a lot Arnaldo!

	Ingo