netdev - RE: [net-next v2 3/3] cfg80211: add MPLS and 802.21 classification

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Message-ID: <D53252F45158EF44B1DF124FDC9AF2A35AD9E21E@FEYNMAN.fokus.fraunhofer.de>
Date:	Mon, 17 Feb 2014 19:20:48 +0000
From:	"Kretschmer, Mathias" <mathias.kretschmer@...us.fraunhofer.de>
To:	David Miller <davem@...emloft.net>
CC:	"arend@...adcom.com" <arend@...adcom.com>,
	"sw@...onwunderlich.de" <sw@...onwunderlich.de>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>
Subject: RE: [net-next v2 3/3] cfg80211: add MPLS and 802.21 classification

I see. OK. If that's the proper way to do it, then so be it.  The performance hit should be negligible since to 99% it's all the same etherType.

> -----Original Message-----
> From: David Miller [mailto:davem@...emloft.net]
> Sent: Monday, February 17, 2014 20:14
> To: Kretschmer, Mathias
> Cc: arend@...adcom.com; sw@...onwunderlich.de;
> netdev@...r.kernel.org; linux-wireless@...r.kernel.org
> Subject: Re: [net-next v2 3/3] cfg80211: add MPLS and 802.21 classification
> 
> From: "Kretschmer, Mathias" <mathias.kretschmer@...us.fraunhofer.de>
> Date: Mon, 17 Feb 2014 19:11:05 +0000
> 
> > Will take a look. Thx. Need to check if there is also a way to set the
> > protocol number when using TX_RINGs, where we use one send() call to
> > signal the kernel that a bunch of frames (with potentially different
> > protocol numbers) is ready for consumption.
> 
> You will have to make seperate TX_RING sends() for each cluster where the
> protocol changes.
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