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    SubjectRe: [RFC] prevent "dd if=/dev/mem" crash
    On Fri, Oct 17, 2003 at 04:55:43PM -0700, Andrew Morton wrote:
    > This code was conceived before my time and I don't recall seeing much
    > discussion, so this is all guesswork..
    > I'd say that the high_memory test _is_ superfluous and that if anyone
    > cared, we would remove it and establish a temporary pte against the address if
    > it was outside the direct-mapped area. But nobody cares enough to have
    > done anything about it.

    I've heard crash dump people mention it and am trying to convince them
    to post their fix(es) here. =)


    -- wli
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