Patchwork [0/2] oprofile: enable 'operf' perf_events mode

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Date Jan. 28, 2013, 8:50 p.m.
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Permalink /patch/43579/
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git:// tzanussi/oprofile-operf-enable-v1

Comments - Jan. 28, 2013, 8:50 p.m.
From: Tom Zanussi <>

This patchset fixes oprofile-0.9.8 so that it finds perf_events and
configures accordingly to enable 'operf' and not just 'legacy oprofile'

I've added a new section on operf to the Yocto Tracing and Profiling Guide'
(just the wiki version for now, until I can submit a patch for the official

I've tested this on real hardware (x86 crownbay), and build-tested on the
other arches (powerpc didn't build due to YOCTO bug #3717, but that's not
a regression).

The following changes since commit cfb082961a6c9ac3d65738031c4071210529cd07:

  bitbake: Dump out performance data of individual tasks (2013-01-28 14:49:05 +0000)

are available in the git repository at:

  git:// tzanussi/oprofile-operf-enable-v1

Tom Zanussi (2):
  oprofile: add kernel dependency
  oprofile: remove AX_KERNEL_VERSION from acinclude.m4

 meta/recipes-kernel/oprofile/          |  2 +-
 meta/recipes-kernel/oprofile/oprofile/acinclude.m4 | 19 -------------------
 meta/recipes-kernel/oprofile/     |  2 ++
 3 files changed, 3 insertions(+), 20 deletions(-)