Hi Will, Ingo, The series has been updated after the comments and re-submitted.
Thanks! Jean On 17 December 2013 12:08, Ingo Molnar <mi...@kernel.org> wrote: > > * Will Deacon <will.dea...@arm.com> wrote: > >> On Tue, Dec 17, 2013 at 10:45:34AM +0000, Ingo Molnar wrote: >> > * jean.pi...@linaro.org <jean.pi...@linaro.org> wrote: >> > > From: Jean Pihet <jean.pi...@linaro.org> >> > > >> > > Add perf support for the AARCH64 architecture. This includes the >> > > support for: >> > > - 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; only in 64-bit mode, >> > > - unwinding using the frame pointer information; in 64-bit and >> > > compat modes. >> > > >> > > ToDo: >> > > - add support for unwinding using the dwarf information in compat >> > > mode. This requires some changes to the libunwind code. >> > > >> > > Tested on ARMv7 and ARMv8 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: wire up perf_regs and unwind support >> > > ARM64: perf: add support for frame pointer unwinding in compat mode >> > > >> > > arch/arm64/Kconfig | 2 + >> > > arch/arm64/include/asm/ptrace.h | 1 + >> > > 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 | 46 ++++++++++++++++ >> > > tools/perf/arch/arm64/Makefile | 7 +++ >> > > tools/perf/arch/arm64/include/perf_regs.h | 88 >> > > +++++++++++++++++++++++++++++++ >> > > tools/perf/arch/arm64/util/dwarf-regs.c | 81 >> > > ++++++++++++++++++++++++++++ >> > > tools/perf/arch/arm64/util/unwind.c | 82 >> > > ++++++++++++++++++++++++++++ >> > > tools/perf/config/Makefile | 8 ++- >> > > 12 files changed, 423 insertions(+), 9 deletions(-) >> > > create mode 100644 arch/arm64/include/uapi/asm/perf_regs.h >> > > create mode 100644 arch/arm64/kernel/perf_regs.c >> > > create mode 100644 tools/perf/arch/arm64/Makefile >> > > create mode 100644 tools/perf/arch/arm64/include/perf_regs.h >> > > create mode 100644 tools/perf/arch/arm64/util/dwarf-regs.c >> > > create mode 100644 tools/perf/arch/arm64/util/unwind.c >> > >> > Arnaldo, AFAICS the main merging complexity will probably be on >> > the perf tooling side, so if you are happy with these bits, mind >> > picking them up into your tree? >> >> Hold your horses! I've got a few review comments on the series... > > Sure :-) > > Thanks, > > Ingo > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
