On Mon, 21 May 2007 21:03:40 -0700 (PDT)
Christoph Lameter <[email protected]> wrote:
> The bounce buffer logic is included on systems that do not need it.
> If a system does not have zones like ZONE_DMA and ZONE_HIGHMEM that
> can lead to the use of bounce buffers then there is no need to reserve
> memory pools etc etc. This is true f.e. for SGI Altix.
> +config BOUNCE
> + def_bool y
> + depends on BLOCK && MMU && (ZONE_DMA || HIGHMEM)
> +
AFAIK, ppc has only ZONE_DMA and it never needs bounce.
Is this ok ?
-Kame
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