[NET]: Bring comments in loopback.c uptodate.
authorEric W. Biederman <ebiederm@xmission.com>
Fri, 28 Sep 2007 00:09:39 +0000 (17:09 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Wed, 10 Oct 2007 23:53:29 +0000 (16:53 -0700)
A hint as to why it is safe to use per cpu variables,
and note that we actually can have multiple instances
of the loopback device now.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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