linux-kernel - [PATCH V5 0/2] csky: perf callchain dwarf support

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Message-Id: <cover.1555319439.git.han_mao@c-sky.com>
Date:   Mon, 15 Apr 2019 17:17:28 +0800
From:   Mao Han <han_mao@...ky.com>
To:     linux-kernel@...r.kernel.org
Cc:     Mao Han <han_mao@...ky.com>, Guo Ren <guoren@...nel.org>
Subject: [PATCH V5 0/2] csky: perf callchain dwarf support

This patch set add perf DWARF unwinding support for C-SKY.
Including user registers/stack dump API, and libdw support.

CC: Guo Ren <guoren@...nel.org>

Changes since v4:
  - remove some of the dwarf regs definition

Changes since v3:
  - update with patch from Arnaldo
    replace other hweight_long with hweight64

Changes since v2:
  - use same registers name as struct pt_regs
  - code convention

Changes since v1:
  - seperate the callchain support using frame pointer
Mao Han (2):
  csky: Add support for perf registers sampling
  csky: Add support for libdw

 arch/csky/Kconfig                            |   2 +
 arch/csky/include/uapi/asm/perf_regs.h       |  51 ++++++++++++++
 arch/csky/kernel/Makefile                    |   1 +
 arch/csky/kernel/perf_regs.c                 |  40 +++++++++++
 tools/arch/csky/include/uapi/asm/perf_regs.h |  51 ++++++++++++++
 tools/perf/Makefile.config                   |   6 +-
 tools/perf/arch/csky/Build                   |   1 +
 tools/perf/arch/csky/Makefile                |   3 +
 tools/perf/arch/csky/include/perf_regs.h     | 100 +++++++++++++++++++++++++++
 tools/perf/arch/csky/util/Build              |   2 +
 tools/perf/arch/csky/util/dwarf-regs.c       |  49 +++++++++++++
 tools/perf/arch/csky/util/unwind-libdw.c     |  77 +++++++++++++++++++++
 12 files changed, 382 insertions(+), 1 deletion(-)
 create mode 100644 arch/csky/include/uapi/asm/perf_regs.h
 create mode 100644 arch/csky/kernel/perf_regs.c
 create mode 100644 tools/arch/csky/include/uapi/asm/perf_regs.h
 create mode 100644 tools/perf/arch/csky/Build
 create mode 100644 tools/perf/arch/csky/Makefile
 create mode 100644 tools/perf/arch/csky/include/perf_regs.h
 create mode 100644 tools/perf/arch/csky/util/Build
 create mode 100644 tools/perf/arch/csky/util/dwarf-regs.c
 create mode 100644 tools/perf/arch/csky/util/unwind-libdw.c

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2.7.4