[RFC 01/23] ARM: LPAE: disable phys-to-virt patching on PAE systems

Catalin Marinas catalin.marinas at arm.com
Tue Jul 24 05:41:43 EDT 2012


On Tue, Jul 24, 2012 at 02:09:03AM +0100, Cyril Chemparathy wrote:
> From: Vitaly Andrianov <vitalya at ti.com>
> 
> The current phys-to-virt patching mechanism is broken on PAE machines with
> 64-bit physical addressing.  This patch disables the patching mechanism in
> such configurations.

It may be broken, I don't remember whether I tested this feature. What's
the PHYS_OFFSET on your platform? Is it within the low 4GB range?

-- 
Catalin



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