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SubjectRe: [PATCH v4 6/6] powerpc/fsl_booke/kaslr: rename kaslr-booke32.rst to kaslr-booke.rst and add 64bit part
On Fri, 2020-03-06 at 14:40 +0800, Jason Yan wrote:
> @@ -38,5 +41,29 @@ bit of the entropy to decide the index of the 64M zone.
> Then we chose a
>
> kernstart_virt_addr
>
> +
> +KASLR for Freescale BookE64
> +---------------------------
> +
> +The implementation for Freescale BookE64 is similar as BookE32. One

similar to

> +difference is that Freescale BookE64 set up a TLB mapping of 1G during
> +booting. Another difference is that ppc64 needs the kernel to be
> +64K-aligned. So we can randomize the kernel in this 1G mapping and make
> +it 64K-aligned. This can save some code to creat another TLB map at early

create

-Scott


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