From: Venkat Yekkirala <[EMAIL PROTECTED]>
Date: Wed, 1 Feb 2006 10:43:09 -0500 

> I see this uses netlink which uses wait queues. Could using wait queues be a
> solution to the PF_KEY problem?

PF_KEY is always going to do badly here because it wants to stuff the
entire response into the socket in one atomic swoop.  It inherits
these problem from BSD routing sockets, it's just the bad queueing
design.

Netlink was specifically designed to fix this, so just use netlink.
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