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    SubjectRe: TASK_UNMAPPED_BASE & stack location
    >> Is there any good reason we can't remove TASK_UNMAPPED_BASE, and just
    >> shove libraries directly above the program text? Red Hat seems to have
    >> patches to dynamically tune it on a per-processes basis anyway ...
    >>
    >> Moreover, can we put the stack back where it's meant to be, below the
    >> program text, in that wasted 128MB of virtual space? Who really wants
    >> > 128MB of stack anyway (and can't fix their app)?
    >
    > That space is NULL pointer trap zone. NULL pointer trapping -> good.

    128Mb of it? The bottom page, or even a few Mb, sure ...
    but 128Mb seems somewhat excessive ...

    M.

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