Re: [PATCH] stop null ptr deference in __alloc_pages

["Martin J. Bligh" <Martin.Bligh@us.ibm.com>]

>> If you applied an SGI patch that makes the zonelist contain all the zones
>> of your machine, then the zonelist should not be NULL.
>> If you allocate memory with gfp_mask & GFP_ZONEMASK == GFP_NORMAL from a
>> HIGHMEM only node, then the first entry on the corresponding zonelist
>> should be the first NORMAL zone on some other node.
>> Am I missing something here ?
> 
> You're missing the fact that I'm missing the SGI patch ;-)

I should have also mentioned that:

1) I shouldn't need the SGI patch, though it might help performance.
2) The kernel panics without my fix, and runs fine with it.

M.