29 Nov
2013
29 Nov
'13
3:17 p.m.
On Fri, Nov 29, 2013 at 01:11:53PM +0000, Charles Keepax wrote:
We haven't done a lot of investigation into the latency of this at this time but it is certainly something that is coming up in discussions and I would expect we will be starting to worry more about it in the near future. I will endeavour to share what results I can as we get into this more.
Given that you're working with devices that aren't memory mapped I'd expect we'd have to be doing something appauling for it to register - the costs of doing I/O really ought to dwarf anything else for them.