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SubjectRe: TCP push missing with writev()
   Date: Thu, 30 Nov 2000 22:57:09 +0000 (GMT)
From: Ben Mansell <>

vector[ 1 ].iov_base = NULL;
vector[ 1 ].iov_len = 0;

"Don't do that" :-)

I'll doubt I will bother to fix it (it's not %100 trivial to fix and
it will put a cost into a hot path). Even if I did, you're going to
need to fix Zeus not to do writev's with empty iovec's like this so
that you get the PSH's in current kernels.

David S. Miller

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