Re: (reposting) how to get DMA'able memory within 4GB on 64-bit m achi ne

From: Ben LaHaise (
Date: Thu Jun 28 2001 - 17:24:16 EST

On Thu, 28 Jun 2001, David S. Miller wrote:

> Please note that this is nonstandard and undocumented behavior.
> This is not a supported API at all, and the way 64-bit DMA will
> eventually be done across all platforms is likely to be different.

Well, what is the standard API to use? All these 64 bit cards in my
machine really make that 95% cpu usage in bounce buffer copying rather


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This archive was generated by hypermail 2b29 : Sat Jun 30 2001 - 21:00:20 EST