linux-kernel - [PATCH v1 0/5] Support trampoline for LoongArch

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Message-Id: <20250611035757.106636-1-duanchenghao@kylinos.cn>
Date: Wed, 11 Jun 2025 11:57:57 +0800
From: Chenghao Duan <duanchenghao@...inos.cn>
To: linux-kernel@...r.kernel.org
Cc: Chenghao Duan <duanchenghao@...inos.cn>
Subject: [PATCH v1 0/5] Support trampoline for LoongArch

v1: Support trampoline for LoongArch. The following feature tests
have been completed:
1. fentry
2. fexit
3. fmod_ret

TODO: The support for the struct_ops feature will be provided in
subsequent patches.

Chenghao Duan (4):
  LoongArch: BPF: The operation commands needed to add a trampoline
  LoongArch: BPF: Add bpf_arch_text_poke support for Loongarch
  LoongArch: BPF: Add bpf trampoline support for Loongarch
  LoongArch: BPF: Update the code to rename validate_code to
    validate_ctx.

George Guo (1):
  LoongArch: Support fixmap

 arch/loongarch/include/asm/fixmap.h |   2 +
 arch/loongarch/include/asm/inst.h   |  19 ++
 arch/loongarch/kernel/inst.c        |  85 +++++
 arch/loongarch/kernel/setup.c       |   1 +
 arch/loongarch/mm/init.c            | 111 ++++++-
 arch/loongarch/net/bpf_jit.c        | 497 +++++++++++++++++++++++++++-
 arch/loongarch/net/bpf_jit.h        |   6 +
 7 files changed, 714 insertions(+), 7 deletions(-)

Signed-off-by: Chenghao Duan <duanchenghao@...inos.cn>

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2.25.1