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    SubjectRe: free_initrd_mem() corrups mm state on m68knommu.
    Hi Lennart,

    Lennart Sorensen wrote:
    > On Thu, Sep 17, 2009 at 05:34:37PM +1000, Greg Ungerer wrote:
    >> Hi Lennart,
    >>
    >> Lennart Sorensen wrote:
    >>> On Tue, Sep 15, 2009 at 05:49:59PM -0400, Lennart Sorensen wrote:
    ...
    >>> OK, seems the issue was that setup.c wasn't flagging the initrd memory
    >>> range as 'reserve_bootmem' which caused extra memory to be forced into
    >>> the mm state when it was later freed. I guess one has to be very careful
    >>> with what patches one finds lying around the internet (in this case the
    >>> uboot bootargs patch for m68knommu that we found somewhere).
    >>>
    >>> Seems to work great now, and I finally made sense of how the bootmem
    >>> map is passed and what is going where. It all makes sense now.
    >> Can you send a patch for it?
    >> I can push it to mainline of it looks reasonable.
    >
    > Well it's a patch ontop of another patch that isn't in mainline.
    > The other patch is one that adds support for uboot passing kernel command
    > line arguments. Want that one too? We find it to be rather useful.

    Sure, send them both.

    Regards
    Greg



    ------------------------------------------------------------------------
    Greg Ungerer -- Principal Engineer EMAIL: gerg@snapgear.com
    SnapGear Group, McAfee PHONE: +61 7 3435 2888
    825 Stanley St, FAX: +61 7 3891 3630
    Woolloongabba, QLD, 4102, Australia WEB: http://www.SnapGear.com


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