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SubjectRe: [PATCH] x86: fix init_memory_mapping over boundary v4

* Yinghai Lu <yhlu.kernel@gmail.com> wrote:

> some end boundary is only page alignment, instead of 2M alignment,
> so call ker_phycial_mapping_init three times.
> then don't overmap above the max_low_pfn
>
> v2: make init_memory_mapping more solid: start could be any value other than 0
> v3: fix NON PAE by handling left over in kernel_physical_mapping
> v4: revert back to v2, and use PMD_SHIFT to calculate boundary
> also adjust size for pre-allocated table size

i've got v3 applied to tip/master and it worked well in testing - on the
old, 512m RAM problem laptop too. So could you send v4 as a delta patch
instead please, against tip/master?

Ingo


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