netdev - Re: netlink recvmsg() and MSG

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Message-Id: <20070306.160202.102574506.davem@davemloft.net>
Date:	Tue, 06 Mar 2007 16:02:02 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	netdev@...r.kernel.org
Subject: Re: netlink recvmsg() and MSG_TRUNC

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Wed, 07 Mar 2007 10:49:07 +1100

> Which netlink family generates (or needs to generate) unbounded
> messages to user-space? Or indeed which ones generate messages
> greater than 64K (or 4K for that matter)?

Create a lot of intefaces, try to dump them :-)

GLIBC can even hit this via it's ifaddrs.c code.
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