[PATCH 0/3] riscv: Add perf callchain support

Mao Han
2019-04-11T08:01:28Z

Hi,

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-rc4:
15ade5d2e7775667cf191cf2f94327a4889f8b9d

CC: Palmer Dabbelt <palmer@sifive.com>
CC: Guo Ren <guoren@kernel.org>

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/include/uapi/asm/perf_regs.h | 42 +++++++++
arch/riscv/kernel/Makefile | 4 +-
arch/riscv/kernel/perf_callchain.c | 122 ++++++++++++++++++++++++++
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 | 70 +++++++++++++++
tools/perf/arch/riscv/util/unwind-libdw.c | 57 ++++++++++++
13 files changed, 489 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

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2.7.4