0-1GB. page_address() will give unpredictable results on highmem GFP masks.
On Thu, Jan 02, 2003 at 06:08:49PM -0700, Jeff V. Merkey wrote:
> 0-4GB is where I need to allocate, so allocating from highmem is not
> a solution. I found the Ingo/Andrea patch for RH 8.0, but this patch
> looks a little scary since it affects the memory allocations between
> user and kernel space and the ratios alloted to these areas (I may
> be missing something here -- as Dave M. puts it "Jeff you are such a pain
> in the ass sometimes" :-).
There is no GFP mask for it. Port Jens' ZONE_DMA32 or something, or roll
ZONE_4G on your own if need be.
Bill
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