On Tue, Jun 28, 2016 at 02:36:41PM +0530, Gaurav Sharma wrote: > I am working on something to move PCI devices to data plane architecture. > Do you know any know reasons, as to why this was not tried before ?
The dataplane approach is implemented on a per-device basis because it involves registering an ioeventfd to trigger on a hardware register access. It's only worth doing for performance-critical devices (and performance critical hardware registers in those devices). Stefan
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