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SubjectRe: [PATCH 0/3] Add OMAP hardware spinlock misc driver
On Mon, Oct 18, 2010 at 3:43 PM, Peter Zijlstra <peterz@infradead.org> wrote:
> Right, so the problem is that there simply is no way to do atomic memory
> access from these auxiliary processing units wrt the main CPU?

Yes. There are a few relevant system-wide limitations, one of them is
that simply the system interconnect does not support those fancy
atomic operations.


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