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Date: Tue, 04 Aug 2009 10:09:53 -0700
From: Julian Elischer <julian@elischer.org>
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Cc: Maslan <maslanbsd@gmail.com>, FreeBSD Hackers <freebsd-hackers@freebsd.org>,
	Ed Schouten <ed@80386.nl>
Subject: Re: sosend() and mbuf
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Dag-Erling Smørgrav wrote:
> Julian Elischer <julian@elischer.org> writes:
>> and kernel threads have not file descriptors (I think) so....  it
>> would crash...
> 
> Threads don't have filedesc tables.  Processes have filedesc tables.  In
> theory, his thread is associated with proc0, which *does* have a
> properly initialized filedesc table.
> 
> DES

unless he is in 7.x
in which case he's getting a separate process to boot, which has no 
file descriptor table.