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Message-ID: <20150822064736.GA24168@gmail.com>
Date: Sat, 22 Aug 2015 08:47:36 +0200
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>,
Alexei Starovoitov <ast@...mgrid.com>,
Borislav Petkov <bp@...e.de>,
Brendan Gregg <brendan.d.gregg@...il.com>,
Daniel Borkmann <daniel@...earbox.net>,
David Ahern <dsahern@...il.com>,
Dean Nelson <dnelson@...hat.com>,
Frederic Weisbecker <fweisbec@...il.com>,
He Kuang <hekuang@...wei.com>, Jiri Olsa <jolsa@...hat.com>,
Kaixu Xia <xiakaixu@...wei.com>,
Li Zhang <zhlcindy@...ux.vnet.ibm.com>,
Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
Namhyung Kim <namhyung@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>, pi3orama@....com,
Stephane Eranian <eranian@...gle.com>,
Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
Wang Nan <wangnan0@...wei.com>, Zefan Li <lizefan@...wei.com>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [GIT PULL 0/9] perf/core improvements and fixes
* Arnaldo Carvalho de Melo <acme@...nel.org> wrote:
> Hi Ingo,
>
> Please consider pulling,
>
> - Arnaldo
>
> The following changes since commit 82819ffb42fb45197bacf3223191deca31d3eb91:
>
> perf/x86/msr: Fix the MSR driver build (2015-08-21 08:17:01 +0200)
>
> 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 1c0bd0e891aaed0219010bfe79b32e1b0b82d662:
>
> perf probe: Try to use symbol table if searching debug info failed (2015-08-21 12:57:20 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> User visible:
>
> - Fix segfault using 'perf script --show-mmap-events', affects
> only current perf/core (Adrian Hunter).
>
> - /proc/kcore requires CAP_SYS_RAWIO message too noisy, make it
> debug only (Adrian Hunter)
>
> - Fix Intel PT timestamp handling (Adrian Hunter)
>
> - Add Intel BTS support, with a call-graph script to show it and
> PT in use in a GUI using 'perf script' python scripting with
> postgresql and Qt (Adrian Hunter)
>
> - Add checks for returned EVENT_ERROR type in libtraceevent, fixing
> a bug that surfaced on arm64 systems (Dean Nelson)
>
> - Fallback to using kallsyms when libdw fails to handle a vmlinux file,
> that can happen, for instance, when perf is statically linked and
> then libdw fails to load libebl_{arch}.so (Wang Nan)
>
> Infrastructure:
>
> - Initialize reference counts in map__clone() (Arnaldo Carvalho de Melo)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
>
> ----------------------------------------------------------------
> Adrian Hunter (6):
> perf script: Fix segfault using --show-mmap-events
> perf tools: /proc/kcore requires CAP_SYS_RAWIO message too noisy
> perf tools: Fix Intel PT timestamp handling
> perf tools: Add Intel BTS support
> perf tools: Put itrace options into an asciidoc include
> perf tools: Add example call-graph script
>
> Arnaldo Carvalho de Melo (1):
> perf tools: Initialize reference counts in map__clone()
>
> Dean Nelson (1):
> tools lib traceevent: Add checks for returned EVENT_ERROR type
>
> Wang Nan (1):
> perf probe: Try to use symbol table if searching debug info failed
>
> tools/lib/traceevent/event-parse.c | 9 +
> tools/perf/Documentation/intel-bts.txt | 86 ++
> tools/perf/Documentation/itrace.txt | 22 +
> tools/perf/Documentation/perf-inject.txt | 23 +-
> tools/perf/Documentation/perf-report.txt | 23 +-
> tools/perf/Documentation/perf-script.txt | 23 +-
> tools/perf/arch/x86/util/Build | 1 +
> tools/perf/arch/x86/util/auxtrace.c | 49 +-
> tools/perf/arch/x86/util/intel-bts.c | 458 ++++++++++
> tools/perf/arch/x86/util/pmu.c | 3 +
> .../scripts/python/call-graph-from-postgresql.py | 327 ++++++++
> tools/perf/scripts/python/export-to-postgresql.py | 47 ++
> tools/perf/util/Build | 1 +
> tools/perf/util/annotate.c | 1 +
> tools/perf/util/auxtrace.c | 3 +
> tools/perf/util/auxtrace.h | 1 +
> tools/perf/util/evlist.c | 2 +-
> tools/perf/util/intel-bts.c | 933 +++++++++++++++++++++
> tools/perf/util/intel-bts.h | 43 +
> tools/perf/util/intel-pt.c | 2 +-
> tools/perf/util/map.c | 13 +-
> tools/perf/util/pmu.c | 4 -
> tools/perf/util/probe-event.c | 7 +-
> tools/perf/util/symbol.c | 4 +-
> 24 files changed, 2004 insertions(+), 81 deletions(-)
> create mode 100644 tools/perf/Documentation/intel-bts.txt
> create mode 100644 tools/perf/Documentation/itrace.txt
> create mode 100644 tools/perf/arch/x86/util/intel-bts.c
> create mode 100644 tools/perf/scripts/python/call-graph-from-postgresql.py
> create mode 100644 tools/perf/util/intel-bts.c
> create mode 100644 tools/perf/util/intel-bts.h
Pulled, thanks a lot Arnaldo!
Ingo
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