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From: Eduard Zingerman <eddyz87@gmail.com>
To: bpf@vger.kernel.org, ast@kernel.org
Cc: andrii@kernel.org, daniel@iogearbox.net, martin.lau@linux.dev,
	kernel-team@fb.com, yonghong.song@linux.dev,
	Eduard Zingerman <eddyz87@gmail.com>
Subject: [PATCH bpf-next v2 0/1] docs/bpf: Add description for CO-RE relocations
Date: Sat, 26 Aug 2023 01:45:26 +0300	[thread overview]
Message-ID: <20230825224527.2465062-1-eddyz87@gmail.com> (raw)

Add a section on CO-RE relocations to llvm_relo.rst.
Based on doc-strings from include/uapi/linux/bpf.h and
tools/lib/bpf/relo_core.c

Changelog:
V1 -> V2:
 - Small fixes suggested by Yonghong and Andrii;
 - C example extended to include all 13 relocation kinds (Yonghong);
 - Description of which fields are patched for which instruction
   classes (Andrii);
 - Details for BPF_CORE_TYPE_MATCHES relocation kind;
 - Details for BPF_CORE_FIELD_{LR}SHIFT_U64 relocation kinds.

[V1] https://lore.kernel.org/bpf/20230824230102.2117902-1-eddyz87@gmail.com/

Eduard Zingerman (1):
  docs/bpf: Add description for CO-RE relocations

 Documentation/bpf/btf.rst        |  31 +++-
 Documentation/bpf/llvm_reloc.rst | 304 +++++++++++++++++++++++++++++++
 2 files changed, 329 insertions(+), 6 deletions(-)

-- 
2.41.0


             reply	other threads:[~2023-08-25 22:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-25 22:45 Eduard Zingerman [this message]
2023-08-25 22:45 ` [PATCH bpf-next v2 1/1] docs/bpf: Add description for CO-RE relocations Eduard Zingerman
2023-08-26  4:24   ` Yonghong Song
2023-08-26 15:10     ` Eduard Zingerman

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