On Tue, 4 Dec 2007 16:08:07 -0800 "Jared Hulbert" <[EMAIL PROTECTED]> wrote:
> On Dec 4, 2007 3:24 PM, Alan Cox <[EMAIL PROTECTED]> wrote: > > > Right. The trend is to hide the nastiness of NAND technology changes > > > behind controllers. In general I think this is a good thing. > > > > You miss the point - any controller you hide it behind almost inevitably > > adds enough latency you don't want to use it synchronously. > > I think I get it. We keep saying that it's the latency is too high. > I agree that most technologies out there have latencies that are too > high. Again I ask the question, what latencies do we have to hit > before the sync options become worth it? Probably about 1000 clocks but its always going to depend upon the workload and whether any other work can be done usefully. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/