> On Apr 10, 2020, at 4:44 AM, m...@netbsd.org <m...@netbsd.org> wrote:
> I had to stop using m_defrag because implementation details broke
> bwfm@pci. It can only handle a chain of length 1, and m_defrag gives
> a minimum of 2.

Exactly.  If it can compact the packet into a single cluster mbuf, it should do 
so.  It makes it slightly more difficult to use correctly, but those would be 
better semantics.

-- thorpej

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