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SubjectRe: i486 emu in mainline?
Date
Brian Gerst <bgerst@didntduck.org> wrote:
>
>> It was intentional for speed purpose. The areas are checked once with
>> verify_area() when we need to access memory, then data is copied directly
>> from/to memory. I don't think there's any risk, but I can be wrong.
>
> Which will break with 4G/4G. You must use at least __get_user().

A 386 with a 4G/4G split, I'd like to see that.
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