Re: cmpxchg is not available to generic code

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On 7/19/07, Andrew Morton <[email protected]> wrote:
On Thu, 19 Jul 2007 18:15:03 +1000 "Dave Airlie" <[email protected]> wrote:

> Maybe we could add CONFIG_HAVE_CMPXCHG and let DRM depend on it..

That would certainly be better than adding a sprinkle of architectures
in DRM Kconfig dependencies.

I don't know how important DRM is on ARM.  Zero?


I'd guess zero I suppose if you wanted you could hook up a PCI
graphics card on ARM, but if you do that I think you could implement
cmpxchg :-)

Dave.
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