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    SubjectRe: Security fix for remapping of page 0 (was [PATCH] Change ZERO_SIZE_PTR to point at unmapped space)
    Christoph Lameter wrote:
    > We could just move the check for mmap_min_addr out from
    > CONFIG_SECURITY?
    >
    >
    > Use mmap_min_addr indepedently of security models
    >
    > This patch removes the dependency of mmap_min_addr on CONFIG_SECURITY.
    > It also sets a default mmap_min_addr of 4096.
    >
    > mmapping of addresses below 4096 will only be possible for processes
    > with CAP_SYS_RAWIO.
    >
    >
    > Signed-off-by: Christoph Lameter <cl@linux-foundation.org>

    Acked-by: Rik van Riel <riel@redhat.com>

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