Messages in this thread | | | Date | Fri, 18 Sep 2009 09:42:59 +1000 | From | Greg Ungerer <> | Subject | Re: free_initrd_mem() corrups mm state on m68knommu. |
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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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