Re: [GIT PULL 00/13] perf/core improvements and fixes

[Ingo Molnar]

* Adrian Hunter <adrian.hunter@xxxxxxxxx> wrote:

> On 09/09/2014 07:59 AM, Ingo Molnar wrote:
> > 
> > * Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:
> > 
> >> Hi Ingo,
> >>
> >> 	Please consider pulling,
> >>
> >> - Arnaldo
> >>
> >> The following changes since commit 39b5a56ec0be5effe9b7d0f18cb27724bf2e5d47:
> >>
> >>   Merge branch 'rfc/perf' into perf/core, because it's ready for inclusion (2014-08-24 22:35:42 +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 fa3480cb0a96c8af9ded1a8c836c91bd5704bda1:
> >>
> >>   perf tools: Add perf_pmu__scan_file() (2014-09-08 17:16:06 -0300)
> >>
> >> ----------------------------------------------------------------
> >> perf/core improvements and fixes:
> >>
> >> User visible:
> >>
> >> o Add +field argument support for --sort option (Jiri Olsa)
> >>
> >> Infrastructure:
> >>
> >> o More intel PT prep work, from Adrian Hunter, including:
> >>
> >>   - Let a user specify a PMU event without any config terms
> >>   - Add perf-with-kcore script
> >>   - Build programs to copy 32-bit compatibility VDSOs
> >>   - Add support for 32-bit compatibility VDSOs
> >>   - Let default config be defined for a PMU
> >>   - Add perf_pmu__scan_file()
> >>
> >> o Add feature checks to .gitignore (Alexander Shishkin)
> >>
> >> o "perf kvm stat report" improvements by Alexander Yarygin:
> >>   o  Save pid string in opts.target.pid
> >>   o  Enable the target.system_wide flag
> >>   o  Unify the title bar output
> >>
> >> o Fix build issue on powerpc when DWARF support is disabled (Anton Blanchard)
> >>
> >> o Allow to specify lib compile variable for spec usage (Jiri Olsa)
> >>
> >> Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
> >>
> >> ----------------------------------------------------------------
> >> Adrian Hunter (6):
> >>       perf tools: Let a user specify a PMU event without any config terms
> >>       perf tools: Add perf-with-kcore script
> >>       perf tools: Build programs to copy 32-bit compatibility VDSOs
> >>       perf tools: Add support for 32-bit compatibility VDSOs
> >>       perf tools: Let default config be defined for a PMU
> >>       perf tools: Add perf_pmu__scan_file()
> >>
> >> Alexander Shishkin (1):
> >>       perf tools: Add feature checks to .gitignore
> >>
> >> Alexander Yarygin (3):
> >>       perf kvm stat report: Save pid string in opts.target.pid
> >>       perf kvm stat report: Enable the target.system_wide flag
> >>       perf kvm stat report: Unify the title bar output
> >>
> >> Anton Blanchard (1):
> >>       perf tools powerpc: Fix build issue when DWARF support is disabled
> >>
> >> Jiri Olsa (2):
> >>       perf tools: Add +field argument support for --sort option
> >>       perf tools: Allow to specify lib compile variable for spec usage
> >>
> >>  tools/perf/.gitignore            |   2 +
> >>  tools/perf/Makefile.perf         |  42 ++++++-
> >>  tools/perf/arch/powerpc/Makefile |   2 +-
> >>  tools/perf/builtin-kvm.c         |  23 ++--
> >>  tools/perf/config/Makefile       |  33 ++++-
> >>  tools/perf/config/Makefile.arch  |   8 ++
> >>  tools/perf/perf-read-vdso.c      |  59 +++++++++
> >>  tools/perf/perf-with-kcore.sh    | 259 +++++++++++++++++++++++++++++++++++++++
> >>  tools/perf/tests/pmu.c           |   2 +-
> >>  tools/perf/util/kvm-stat.h       |   1 -
> >>  tools/perf/util/parse-events.c   |  13 +-
> >>  tools/perf/util/parse-events.y   |  10 ++
> >>  tools/perf/util/pmu.c            |  79 +++++++++---
> >>  tools/perf/util/pmu.h            |  12 +-
> >>  tools/perf/util/sort.c           |  37 +++++-
> >>  tools/perf/util/vdso.c           | 170 ++++++++++++++++++++++++-
> >>  tools/perf/util/vdso.h           |   4 +-
> >>  17 files changed, 712 insertions(+), 44 deletions(-)
> >>  create mode 100644 tools/perf/perf-read-vdso.c
> >>  create mode 100644 tools/perf/perf-with-kcore.sh
> > 
> > Hm, so I'm getting this error, when trying to profile a 32-bit 
> > ELF binary on a 64-bit kernel, on a testbox:
> > 
> >  $ perf record ~/hackbench  10
> >  Time: 0.115
> >  [ perf record: Woken up 1 times to write data ]
> >  [ perf record: Captured and wrote 0.373 MB perf.data (~16279 samples) ]
> >  sh: perf-read-vdso32: command not found
> 
> Presumably perf-read-vdso32 is not in the PATH.  Did you 'make install'?

I did 'make install' as usual - that's the only thing that I type 
to install a new version of perf tooling.

Thanks,

	Ingo
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