Re: divorce CONFIG_X86_PAE from CONFIG_HIGHMEM64G

[Andrew Morton]

On Thu, 7 Jun 2007 19:35:51 -0700 William Lee Irwin III <wli@xxxxxxxxxxxxxx> wrote:

> PAE is useful for more than supporting more than 4GB RAM. It supports
> expanded swapspace and NX executable protections. Some users may want
> NX or expanded swapspace support without the overhead or instability
> of highmem. For these reasons, the following patch divorces
> CONFIG_X86_PAE from CONFIG_HIGHMEM64G.

Do (CONFIG_X86_PAE && !CONFIG_HIGHMEM64G) and (!CONFIG_X86_PAE && CONFIG_HIGHMEM64G)
kernels actually work?  I wouldn't be surprised if there are places where we used
the incorrect one.
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