linux-kernel - Re: [PATCH] Implementation of the sendgroup() system call

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Message-ID: <20090504101814.GG23223@one.firstfloor.org>
Date:	Mon, 4 May 2009 12:18:14 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	Andi Kleen <andi@...stfloor.org>, Avi Kivity <avi@...hat.com>,
	Elad Lahav <elahav@...terloo.ca>, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] Implementation of the sendgroup() system call

On Mon, May 04, 2009 at 11:56:25AM +0200, Eric Dumazet wrote:
> Andi Kleen a écrit :
> 
> >>> Or perhaps simple send to a local multicast group and let
> >>> some netfilter module turn that into regular UDP.
> >>>  
> >> Sounds hacky and rooty.
> > 
> > rooty? Everyone can send to all directions anyways.
> > 
> > It wouldn't be perfect, but quite usable as a short term solution
> > for a production server.
> 
> Anyway, a netfilter module doesnt fit the needs (separate header/footer
> for each destination)

netfilter modues can create new skbs that reference the main data and replace 
the header.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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