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    Subject[PATCH 11/14] get_unmapped_area handles MAP_FIXED on ramfs (nommu)
    Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
    ---
    fs/ramfs/file-nommu.c | 5 ++++-
    1 file changed, 4 insertions(+), 1 deletion(-)
    Index: linux-cell/fs/ramfs/file-nommu.c
    ===================================================================
    --- linux-cell.orig/fs/ramfs/file-nommu.c 2007-03-22 16:18:27.000000000 +1100
    +++ linux-cell/fs/ramfs/file-nommu.c 2007-03-22 16:20:14.000000000 +1100
    @@ -238,7 +238,10 @@ unsigned long ramfs_nommu_get_unmapped_a
    struct page **pages = NULL, **ptr, *page;
    loff_t isize;

    - if (!(flags & MAP_SHARED))
    + /* Deal with MAP_FIXED differently ? Forbid it ? Need help from some nommu
    + * folks there... --BenH.
    + */
    + if ((flags & MAP_FIXED) || !(flags & MAP_SHARED))
    return addr;

    /* the mapping mustn't extend beyond the EOF */
    -
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