"Matthew R. Ochs" <mrochs@xxxxxxxxxxxxxxxxxx> writes: > Correct, downlevel (unsupported) AFUs don't implement the interface_version > register and thus will return -1 at that offset. Cool. It would be good to document that somewhere, either the comment or the commit message, but it's not worth holding up the series for it. I also tend to use the form (var == ~0ULL) for tests like this but that's an aesthetic thing. Reviewed-by: Daniel Axtens <dja@xxxxxxxxxx> Regards, Daniel
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