Re: [GIT PULL 0/9] perf/core improvements and fixes

[Ingo Molnar <mingo@kernel.org>]

* Arnaldo Carvalho de Melo <acme@kernel.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@redhat.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