Re: [PATCH] fb: Rework locking to fix lock ordering on takeover

[Alan Cox]

> Just tested this patch on a macbook pro with i915 and radeon. First I get a nasty lockdep splat, then it locks up completely:
> 
> [   13.507373] fb: conflicting fb hw usage radeondrmfb vs EFI VGA - removing generic driver

The EFI driver is known to need other work of its own.

Alan
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