svn commit: r216134 - in head: share/man/man9 sys/amd64/include sys/arm/include sys/i386/include sys/ia64/include sys/mips/include sys/pc98/include sys/powerpc/include sys/sparc64/include sys/sun4v...

John Baldwin jhb at
Fri Dec 3 13:02:08 UTC 2010

On Friday, December 03, 2010 5:16:51 am Bruce Cran wrote:
> On Fri, 3 Dec 2010 20:45:12 +1100 (EST)
> Bruce Evans <brde at> wrote:
> > KASSERT() in little inline functions gives a lot of bloat for such an
> > unlikely error.  Stupid callers can still pass any garbage count
> > except 0.
> Yes, this catches a specific case that hps raised a few years ago:
> sending zero-length packets/frames would fail by causing the system to
> hang. Should we just document the restriction in the man page and not
> try and prevent it at runtime?

Documenting it is probably sufficient.

John Baldwin

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