Re: GFP_DMA not good enough for problem hardware

Richard Henderson (rth@twiddle.net)
Sat, 23 Oct 1999 15:23:27 -0700

On Mon, Oct 18, 1999 at 11:53:55AM +0100, Giuliano Procida wrote:
> So they do not work on alpha either (including an Avanti with ISA
> slots where I get addresses like 0x40abcdef with GFP_DMA). Hmmm.

We don't do anything interesting with GFP_DMA on Alpha, and
tend to just ignore ISA DMA problems. There are features mapped
out for 2.5 that can, as a side effect, solve the problem, but
don't expect anything soon.

r~

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