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SubjectRe: [patch] x86: allow ZONE_DMA to be configurable
On Thu, 14 Oct 2010, H. Peter Anvin wrote:

> > I'm not running a CONFIG_EMBEDDED kernel and I'm pretty sure Casey isn't
> > either, so we'd still need to carry our own patches to change the Kconfig
> > bool line anyway.
> >
> > I'm suprised that we can't allow users who definitively know that they
> > have no hardware limitations the ability to disable ZONE_DMA. Would a
> > strong caution in the Kconfig "help" text suffice or will you not be
> > convinced?
>
> CONFIG_EMBEDDED *is* "I am a user who (think I) know what I'm doing".
> That is *what it is* and *all it is*.
>

Ok, I'll follow Ingo's suggestion of renaming this to CONFIG_EXPERT and
then prepare a patchset that allows users to disable CONFIG_ZONE_DMA,
CONFIG_GENERIC_ISA_DMA, and CONFIG_ISA_DMA_API on x86.

Thanks!


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