Messages in this thread | | | Date | Wed, 12 Feb 2014 09:47:17 +0100 | Subject | Re: [PATCH v6 0/3] perf: AARCH64 arch support | From | Jean Pihet <> |
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Hi Will,
Ping on the series. Is this OK for inclusion?
Regards, Jean
On 3 February 2014 19:18, Jean Pihet <jean.pihet@linaro.org> wrote: > Add AARCH64 specific support. This includes the following: > - AARCH64 perf registers definition and hooks, > - compat mode registers use, i.e. profiling a 32-bit binary on > a 64-bit system, > - unwinding using the dwarf information from the .debug_frame > section of the ELF binary, > - unwinding using the frame pointer information; in 64-bit and > compat modes. > > Notes: > - the tools/perf change is submitted separately on LKML, > - support for unwinding using the dwarf information in compat > mode requires some changes to the libunwind code. Those changes > have been submitted on the libunwind ML and are in discussion. > > Tested on ARMv7, ARMv8 and x86_64 platforms. The compat mode has been > tested on ARMv8 using statically built 32-bit binaries. > > > Jean Pihet (3): > ARM64: perf: add support for perf registers API > ARM64: perf: add support for frame pointer unwinding in compat mode > ARM64: perf: support dwarf unwinding in compat mode > > arch/arm64/Kconfig | 2 + > arch/arm64/include/asm/compat.h | 2 +- > arch/arm64/include/asm/ptrace.h | 3 +- > arch/arm64/include/uapi/asm/Kbuild | 1 + > arch/arm64/include/uapi/asm/perf_regs.h | 40 ++++++++++++++++++ > arch/arm64/kernel/Makefile | 1 + > arch/arm64/kernel/perf_event.c | 75 +++++++++++++++++++++++++++++---- > arch/arm64/kernel/perf_regs.c | 44 +++++++++++++++++++ > 8 files changed, 158 insertions(+), 10 deletions(-) > create mode 100644 arch/arm64/include/uapi/asm/perf_regs.h > create mode 100644 arch/arm64/kernel/perf_regs.c > > -- > 1.7.11.7 >
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