linux-kernel - Re: [RFC] [TCP 0/3] Receive from socket into bio without copying

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Message-ID: <CAMAG_eeDXghHXYxBXK08cweimvdFVr_vCk2f47_OHGZgux7zuw@mail.gmail.com>
Date:	Mon, 2 Jul 2012 16:39:28 +0300
From:	saeed bishara <saeed.bishara@...il.com>
To:	Andreas Gruenbacher <agruen@...bit.com>
Cc:	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Herbert Xu <herbert@...dor.apana.org.au>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [RFC] [TCP 0/3] Receive from socket into bio without copying

On Mon, Jul 2, 2012 at 2:45 PM, Andreas Gruenbacher <agruen@...bit.com> wrote:

>
> We want to go directly to the block layer instead.  This requires that
> the network hardware receives the data into sector aligned buffers.
> Hence the proposed MSG_NEW_PACKET flag.
Andreas,
 I didn't read your patches, but what are you looking for can't be
achieved using "normal" NICs, for that you need to use RDMA protocol
with a hardware that supports RDMA.

saeed
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