Re: [PATCH] usb: storage: fix lockdep warning inside usb_stor_pre_reset

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On Thu, Mar 15, 2012 at 6:43 PM, Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:

> Didn't Alan Stern yesterday say that us->dev_mutex nesting isn't ordered
> and that the above will not work?

They are ordered, and Alan confirmed it in a later email.

>
> Also, is there a guarantee your: iface - interface[0] thing is <8 ? If
> not, its broken.

One configuration may support at most 32 interfaces in current usb stack,
but looks there aren't such devices with more than 8 mass storage
interfaces in reality.  Alan, did you hear such devices?

thanks,
-- 
Ming Lei
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