Messages in this thread Patch in this message | | | From | Zheng Yejian <> | Subject | [PATCH bpf] bpf, docs: Correct the example of BPF_XOR | Date | Tue, 29 Nov 2022 21:45:58 +0800 |
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Refer to description of BPF_XOR, dst_reg should be used but not src_reg in the examples.
Signed-off-by: Zheng Yejian <zhengyejian1@huawei.com> --- Documentation/bpf/instruction-set.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Documentation/bpf/instruction-set.rst b/Documentation/bpf/instruction-set.rst index 5d798437dad4..e672d5ec6cc7 100644 --- a/Documentation/bpf/instruction-set.rst +++ b/Documentation/bpf/instruction-set.rst @@ -122,11 +122,11 @@ BPF_END 0xd0 byte swap operations (see `Byte swap instructions`_ below) ``BPF_XOR | BPF_K | BPF_ALU`` means:: - src_reg = (u32) src_reg ^ (u32) imm32 + dst_reg = (u32) dst_reg ^ (u32) imm32 ``BPF_XOR | BPF_K | BPF_ALU64`` means:: - src_reg = src_reg ^ imm32 + dst_reg = dst_reg ^ imm32 Byte swap instructions -- 2.25.1
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