linux-kernel - [PATCH v2 0/5] Add kprobe and kretprobe support for LoongArch

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1664326209-13995-1-git-send-email-yangtiezhu@loongson.cn>
Date:   Wed, 28 Sep 2022 08:50:04 +0800
From:   Tiezhu Yang <yangtiezhu@...ngson.cn>
To:     Huacai Chen <chenhuacai@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>
Cc:     loongarch@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: [PATCH v2 0/5] Add kprobe and kretprobe support for LoongArch

v2:
  -- Split simu_branch() and simu_pc() into a single patch
  -- Call kprobe_page_fault() in do_page_fault()
  -- Add kprobes_trampoline.S for kretprobe

Tiezhu Yang (5):
  LoongArch: Simulate branch and PC instructions
  LoongArch: Add kprobe support
  LoongArch: Add kretprobe support
  samples/kprobes: Add LoongArch support
  LoongArch: Enable KPROBES in default config

 arch/loongarch/Kconfig                     |   2 +
 arch/loongarch/configs/loongson3_defconfig |   1 +
 arch/loongarch/include/asm/inst.h          |  31 +++
 arch/loongarch/include/asm/kprobes.h       |  44 ++++
 arch/loongarch/include/asm/ptrace.h        |   1 +
 arch/loongarch/kernel/Makefile             |   2 +
 arch/loongarch/kernel/inst.c               | 113 ++++++++++
 arch/loongarch/kernel/kprobes.c            | 336 +++++++++++++++++++++++++++++
 arch/loongarch/kernel/kprobes_trampoline.S |  97 +++++++++
 arch/loongarch/mm/fault.c                  |   3 +
 samples/kprobes/kprobe_example.c           |   8 +
 11 files changed, 638 insertions(+)
 create mode 100644 arch/loongarch/include/asm/kprobes.h
 create mode 100644 arch/loongarch/kernel/kprobes.c
 create mode 100644 arch/loongarch/kernel/kprobes_trampoline.S

-- 
2.1.0