On 03/21/2013 03:40 AM, Ingo Molnar wrote:
>
> * Fenghua Yu <fenghua...@intel.com> wrote:
>
>> + initrd_start_p = (unsigned long *)__pa_nodebug(&initrd_start);
>> + initrd_start_addr = (unsigned long)__pa_nodebug(*initrd_start_p);
>
> We should probably use __pa_early() for that - aliased to __pa_nodebug().
> That would self-document the purpose.
>
Well, it's not that it is early, it is that it actually can execute in
linear mode (paging off).
-hpa
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