netdev - Re: [PATCH] add init_dummy_netdev() for napi only dummy intefaces

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Message-ID: <20061213113537.6baf410f@dxpl.pdx.osdl.net>
Date:	Wed, 13 Dec 2006 11:35:37 -0800
From:	Stephen Hemminger <shemminger@...l.org>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Eugene Surovegin <ebs@...home.net>
Subject: Re: [PATCH] add init_dummy_netdev() for napi only dummy intefaces

On Tue, 12 Dec 2006 16:27:38 +1100
Benjamin Herrenschmidt <benh@...nel.crashing.org> wrote:

> This adds an init_dummy_netdev() function that gets a network device
> structure (allocation and lifetime entirely under caller's control) and
> initialize the minimum amount of fields so it can be used to schedule
> NAPI polls without registering a full blown interface. This is to be
> used by drivers that need to tie several hardware interfaces to a single
> NAPI poll scheduler due to HW limitations.
> 
> It also updates the ibm_emac driver to use that instead of doing it's
> own initializations by hand.
> 
> Symbol is exported GPL only a I don't think we want binary drivers doing
> that sort of acrobatics (if we want them at all).
> 
> Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> ---

Could we split off the NAPI context part of network_device instead?
I'll work up something for 2.6.21.
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