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    SubjectRe: 2G memory split
    Linus Torvalds wrote:
    >
    > On Tue, 10 Jan 2006, Martin Bligh wrote:
    >
    >>The non-1GB-aligned ones need to be disbarred when PAE is on, I think.
    >
    >
    > Well, right now _all_ the non-3:1 cases need to be disbarred. I think we
    > depend on the kernel mapping only ever being the _one_ last entry in the
    > top-level page table, which is only true with the 3:1 mapping.
    >
    > But I didn't check.

    I think it was OK as of 2.6.5 or so, unless something changed recently.
    Used to work unless you had PAE on, and a non-aligned split ... I had
    that patch as a config option for a long time, as did SuSE, etc.

    M.
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