netdev - Re: [PATCH v2 17/18] vhost: don't bother copying iovecs in handle_rx(), kill memcpy

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Message-ID: <20150203152154.GA9072@redhat.com>
Date:	Tue, 3 Feb 2015 16:21:54 +0100
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Al Viro <viro@...IV.linux.org.uk>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	kvm@...r.kernel.org
Subject: Re: [PATCH v2 17/18] vhost: don't bother copying iovecs in
 handle_rx(), kill memcpy_toiovecend()

> Hmm having second thoughts here.
> Will this modify the iov in vq->iov?
> If yes, how will recvmsg fill it?

OK that was just me misunderstanding what the
function does. As it doesn't modify the iovec itself,
I think there's no issue, my ack stands.
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