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SubjectRe: [PATCH 4/9] KVM: define kvm_bad_pfn statically
Marcelo, Paul,

Thanks for your review!

On 08/03/2012 08:01 AM, Paul Mackerras wrote:
> On Thu, Aug 02, 2012 at 10:15:27AM -0300, Marcelo Tosatti wrote:
>> Remind me what is the guarantee that -Exxx does not clash with
>> a valid pfn number?
> A pfn number is an address >> PAGE_SHIFT, so it will have the top 12
> (at least) bits clear, whereas -Exxx will have the top bit set.


As this way is hard to understand and it will break huge memory support
on PAE 32bit cpu, i have used a new way in the v2:

Please review the new version.

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