On 04/09/2013 11:22 AM, Kees Cook wrote:
> 
> $ ./sgdt
> ffff88001fc04000
> # cat /sys/kernel/debug/kernel_page_tables
> ...
> ---[ Low Kernel Mapping ]---
> ...
> 0xffff880001e00000-0xffff88001fe00000         480M     RW         PSE GLB NX 
> pmd
> 

That is the 1:1 memory map area...

        -hpa
-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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