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    SubjectRe: [PATCH 12/14] get_unmapped_area handles MAP_FIXED in /dev/mem (nommu)
    Date
    Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:

    > + if (flags & MAP_FIXED)
    > + if ((addr >> PAGE_SHIFT) != pgoff)
    > + return (unsigned long) -EINVAL;

    Again... in NOMMU-mode there is no MAP_FIXED - it's rejected before we get
    this far.

    > - return pgoff;
    > + return pgoff << PAGE_SHIFT;

    That, however, does appear to be a genuine bugfix.

    David
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