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Date:	Mon, 24 Nov 2014 01:06:12 +0000
From:	Ben Hutchings <>
To:	Al Viro <>
Cc:	David Miller <>,,,,,,
Subject: Re: [PATCH 08/17] {macvtap,tun}_get_user(): switch to iov_iter

On Mon, 2014-11-24 at 00:27 +0000, Ben Hutchings wrote:
> On Sat, 2014-11-22 at 04:33 +0000, Al Viro wrote:
> Does skb_copy_datagram_from_iter() really need a len parameter?  Here it
> is equal to iov_iter_count(from).
> Again len is equal to iov_iter_count(from), so I think that parameter is
> redundant.

Having read further patches, I see that unix_stream_sendmsg() is the one
exception where the length parameter is different.  But maybe the common
case (len = iter_iov_count(iov)) deserves a wrapper function?


Ben Hutchings
Absolutum obsoletum. (If it works, it's out of date.) - Stafford Beer

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