On Mon, Nov 16, 2015 at 04:53:27PM -0500, Sinan Kaya wrote: > One of the things I'm interested in is to use a memcpy capable DMA > engine HW to optimize user space and kernel space parameter copying. > > Of course, this will not be viable for all parameter sizes but I can see > this being useful. The goal is to save power in the cost of little > performance. > > Before I go and invent my own mechanism, I'd like to have ideas on what > an acceptable solution would look like. Especially, I'm looking for a > generic implementation that could plug into any DMA engine HW. Do you have a proposal on how this generic solution should look like, broad contours of the design to start off with and we can start from that point -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html