Re: [Bpf] [PATCH bpf-next] bpf, docs: Clarify that MOVSX is only for BPF_X not BPF_K

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On 1/18/24 3:29 PM, Dave Thaler wrote:
Per discussion on the mailing list at
https://mailarchive.ietf.org/arch/msg/bpf/uQiqhURdtxV_ZQOTgjCdm-seh74/
the MOVSX operation is only defined to support register extension.

The document didn't previously state this and incorrectly implied
that one could use an immediate value.

Signed-off-by: Dave Thaler <dthaler1968@xxxxxxxxx>

Acked-by: Yonghong Song <yonghong.song@xxxxxxxxx>





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