Re: [PATCH] x86/xen: fix arbitrary_virt_to_machine()

From: Jeremy Fitzhardinge
Date: Fri May 16 2008 - 09:01:19 EST

Ingo Molnar wrote:
unsigned int level;
pte_t *pte = lookup_address(address, &level);
- unsigned offset = address & PAGE_MASK;
+ unsigned offset = address & ~PAGE_SIZE;

Ah, no, you have the worst of both worlds there ;) Should be ~PAGE_*MASK*.

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