Re: [PATCH 0/8] Optional ZONE_DMA V1

Christoph Lameter
2006-09-12T17:25:47Z

On Tue, 12 Sep 2006, Arjan van de Ven wrote:

> > ZONE_DMA is usually used for ISA DMA devices. Typically modern hardware
> > does not have any of these anymore.
>
> in the x86 / x86-64 world that statement is not correct ;(

It is true for a large range of hardware. My x86 x64 systems do not need
the DMA zone and I have been running them for awhile in this mode. Some
drivers are not available as a result of not having ZONE_DMA.