netdev - Re: handing cloned frames to netif

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Message-ID: <20080111230105.GA32656@gondor.apana.org.au>
Date:	Sat, 12 Jan 2008 10:01:05 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	netdev@...r.kernel.org, ron.rindjunsky@...el.com,
	linux-wireless@...r.kernel.org
Subject: Re: handing cloned frames to netif_rx()?

On Fri, Jan 11, 2008 at 11:58:05PM +0100, Johannes Berg wrote:
>
> Ok. Yes, we will of course adhere to that, but I was wondering whether
> maybe the net stack assumes somewhere that a packet it got from the
> driver can be written to w/o copying.

All parts of the rx stack support clone handling because they can always
run after another handler (e.g., AF_PACKET) which may have cloned the
packet.

Cheers,
-- 
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