From: Zheng Yejian Date: Tue, 29 Nov 2022 13:45:58 +0000 (+0800) Subject: bpf, docs: Correct the example of BPF_XOR X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=bc067cacb69c6ee0da10d357458fa7f1fe54e472;p=linux.git bpf, docs: Correct the example of BPF_XOR Refer to description of BPF_XOR, dst_reg should be used but not src_reg in the examples. Fixes: be3193cded9d ("bpf, docs: Add subsections for ALU and JMP instructions") Signed-off-by: Zheng Yejian Signed-off-by: Daniel Borkmann Link: https://lore.kernel.org/bpf/20221129134558.2757043-1-zhengyejian1@huawei.com --- diff --git a/Documentation/bpf/instruction-set.rst b/Documentation/bpf/instruction-set.rst index 5d798437dad47..e672d5ec6cc7b 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