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SubjectRe: [PATCH V3 0/3] riscv: Add perf callchain support
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On Fri, May 17, 2019 at 04:43:01PM +0800, Mao Han wrote:
> This patch set add perf callchain(FP/DWARF) support for RISC-V.
> It comes from the csky version callchain support with some
> slight modifications. The patchset base on Linux 5.1.
>
> CC: Palmer Dabbelt <palmer@sifive.com>
> CC: linux-riscv <linux-riscv@lists.infradead.org>
> CC: Christoph Hellwig <hch@lst.de>
> CC: Guo Ren <guoren@kernel.org>
>
> Changes since v2:
> - fix inconsistent comment
> - force to build kernel with -fno-omit-frame-pointer if perf
> event is enabled
>
> Changes since v1:
> - simplify implementation and code convention
>
> Mao Han (3):
> riscv: Add perf callchain support
> riscv: Add support for perf registers sampling
> riscv: Add support for libdw
>
> arch/riscv/Kconfig | 2 +
> arch/riscv/Makefile | 3 +
> arch/riscv/include/uapi/asm/perf_regs.h | 42 ++++++++++
> arch/riscv/kernel/Makefile | 4 +-
> arch/riscv/kernel/perf_callchain.c | 113 ++++++++++++++++++++++++++
> arch/riscv/kernel/perf_regs.c | 44 ++++++++++
> tools/arch/riscv/include/uapi/asm/perf_regs.h | 42 ++++++++++
> tools/perf/Makefile.config | 6 +-
> tools/perf/arch/riscv/Build | 1 +
> tools/perf/arch/riscv/Makefile | 3 +
> tools/perf/arch/riscv/include/perf_regs.h | 96 ++++++++++++++++++++++
> tools/perf/arch/riscv/util/Build | 2 +
> tools/perf/arch/riscv/util/dwarf-regs.c | 72 ++++++++++++++++
> tools/perf/arch/riscv/util/unwind-libdw.c | 57 +++++++++++++
> 14 files changed, 485 insertions(+), 2 deletions(-)
> create mode 100644 arch/riscv/include/uapi/asm/perf_regs.h
> create mode 100644 arch/riscv/kernel/perf_callchain.c
> create mode 100644 arch/riscv/kernel/perf_regs.c
> create mode 100644 tools/arch/riscv/include/uapi/asm/perf_regs.h
> create mode 100644 tools/perf/arch/riscv/Build
> create mode 100644 tools/perf/arch/riscv/Makefile
> create mode 100644 tools/perf/arch/riscv/include/perf_regs.h
> create mode 100644 tools/perf/arch/riscv/util/Build
> create mode 100644 tools/perf/arch/riscv/util/dwarf-regs.c
> create mode 100644 tools/perf/arch/riscv/util/unwind-libdw.c
>
> --
> 2.7.4
>
>
> _______________________________________________
> linux-riscv mailing list
> linux-riscv@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-riscv

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