loopback broken in 2.4.2

FYI - watch out for loopback problems in 2.4.2. See http://kt.zork.net/kernel-traffic/latest.html#11

I tried the patch,

ftp://ftp.kernel.org/pub/linux/kernel/people/axboe/patches/2.4.2-pre4/loop-6.gz

and it does fix it at least on a mipsel build.

Quinn