Re: que: How can we Eliminate the DMA Zone from the kernel?

On Thu, Jan 25, 2007 at 12:56:30PM +0000, Seetharam Dharmosoth wrote:
> Hi,
> 
> Want to remove DMA zone the from the Linux Kernel.
> (Don't want to use DMA Zone, because i am not
> using ISA bus, am using PCI bus. So, I don't need
> this)
> 

Just because you don't need ISA, doesn't mean you don't need
ZONE_DMA. Various PCI cards have limitations on what addresses they
can DMA to (24 bits on some old PCI sound cards iirc, and more recently
a 30 bit DMA limitation on some Broadcom networking equipment.)
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