On Thu 2008-02-07 14:45:35, H. Peter Anvin wrote:
> Rafael J. Wysocki wrote:
>
>> ENTRY(wakeup_long64)
>> wakeup_long64:
>> - movq saved_magic, %rax
>> - movq $0x123456789abcdef0, %rdx
>> - cmpq %rdx, %rax
>> - jne bogus_64_magic
>> + movq saved_magic, %rax
>> + movq $0x123456789abcdef0, %rdx
>> + cmpq %rdx, %rax
>> + jne bogus_64_magic
>
> A random magic is probably more likely to be unique than something like
> that.
This is already "unlikely enough", I'd say. It does not look like a
pointer, and it is long enough.
Pavel
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