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Date:	Wed, 8 Jan 2014 18:24:17 +0000
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	hayeswang <hayeswang@...ltek.com>
CC:	'Bjørn Mork' <bjorn@...k.no>,
	<oliver@...kum.org>, <netdev@...r.kernel.org>,
	'nic_swsd' <nic_swsd@...ltek.com>,
	<linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>
Subject: Re: [PATCH net-next v2 6/6] r8152: support RTL8153

On Tue, 2014-01-07 at 20:35 +0800, hayeswang wrote:
>  Bjørn Mork [mailto:bjorn@...k.no] 
> > Sent: Monday, January 06, 2014 5:22 PM
> > To: Hayeswang
> > Cc: oliver@...kum.org; netdev@...r.kernel.org; nic_swsd; 
> > linux-kernel@...r.kernel.org; linux-usb@...r.kernel.org
> > Subject: Re: [PATCH net-next v2 6/6] r8152: support RTL8153
> [...]
> > Exactly the same device, but now cfg #1 is active and a 
> > different set of
> > drivers have bound to the interfaces.  This is possible 
> > because none of
> > the involved drivers disable the support for this device at 
> > build-time.
> > Instead they use the available interface descriptors for matching and
> > probing supported functions.
> > 
> > End users will of course normally not go around writing stuff to sysfs
> > attributes like this.  Creating an udev rule to select a specific
> > counfiguration when the device is plugged is more useful for normal
> > usage.
> 
> Thanks for your answer. I would study udev rule first.
> Does the udev alwayes exist for all Linux system, such as
> Android, embedded system, and so on?

They may not have udev, but if not they will normally have an alternate
such as mdev.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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