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SubjectRe: mm question
> Right, but then my card refuses to dma into anything with address smaller
> than 04000000.

What was your board designer on when they decided to bar DMA below 64Mb ?

> amount) but this would place a big load on the system during buffer
> allocation.

And might never terminate

> I was hoping for something more elegant, but I am not adverse to writing
> my own get_free_page_from_range().

Thats not a trivial task.
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