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SubjectRe: [PATCH net-next v2 6/6] r8152: support RTL8153
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On Tue, 2014-01-07 at 20:35 +0800, hayeswang wrote:
> Bjørn Mork [mailto:bjorn@mork.no]
> > Sent: Monday, January 06, 2014 5:22 PM
> > To: Hayeswang
> > Cc: oliver@neukum.org; netdev@vger.kernel.org; nic_swsd;
> > linux-kernel@vger.kernel.org; linux-usb@vger.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
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