[PATCH 0/2] add perf-probe support on ARM

Jean Pihet jpihet at mvista.com
Fri Jun 25 06:26:48 EDT 2010


Hi Will,

Are more tests needed for ARMv7 (OMAP3430/3530/3517)? I hope to find some
time to test it if required.

Regards,
Jean

On Wed, Jun 23, 2010 at 11:36, Will Deacon <will.deacon at arm.com> wrote:

> Perf-probe uses the KProbe events tracer to place and monitor probes
> on the running Kernel.
>
> This patch series adds both Kernel and tool support for this feature
> on ARM.
>
> Patches based on 2.6.35-rc3 [although perf record is currently broken
> on all architectures for probe tracepoints. These patches also apply
> cleanly to -tip/master where perf record works properly.]
>
> Cc: Jamie Iles <jamie.iles at picochip.com>
> Cc: Jean Pihet <jpihet at mvista.com>
>
> Will Deacon (2):
>  ARM: Add kprobe-based event tracer
>  ARM: perf probe: Add ARM DWARF register number mappings
>
>  arch/arm/Kconfig                      |    1 +
>  arch/arm/include/asm/ptrace.h         |   36 ++++++++++++
>  arch/arm/kernel/ptrace.c              |   96
> +++++++++++++++++++++++++++++++++
>  tools/perf/arch/arm/Makefile          |    4 ++
>  tools/perf/arch/arm/util/dwarf-regs.c |   64 ++++++++++++++++++++++
>  5 files changed, 201 insertions(+), 0 deletions(-)
>  create mode 100644 tools/perf/arch/arm/Makefile
>  create mode 100644 tools/perf/arch/arm/util/dwarf-regs.c
>
>
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