MTD Mapping driver - out of vmalloc space

Mark A. Greer mgreer at
Sat Apr 9 04:39:59 EST 2005

Ho Lee wrote:

> Hi Chris,
> How about setting PAGE_OFFSET to 0x80000000, that is 2G/2G split?
> It would make enough virtual address space. I've never tried on PPC,
> so I don't know the side effect of this.
> -- Ho


Like Ho says, you need to lower PAGE_OFFSET (although you may not want 
to drop it all the way to 0x80000000).  That will increase your vmalloc 
space.  On ppc, you do this via the 'Advanced setup' config menu.


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