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SubjectRe: kaslr relocation incompitable with kernel loaded high
On 04/21/2014 10:56 AM, Yinghai Lu wrote:
>>
>> 32-bit relocation outside of kernel!
>
> Interesting, when kernel get at "early console in decompress_kernel"
> kernel already in 64 bit...
>
> what does it mean "32-bit relocation outside of kernel" ?
>
> why 32-bit is involved ?
>

Most addresses and immediates on 64 bits are 32 bits wide, which is why
we have the high kernel mapping in the first place.

-hpa




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