On Tue, Apr 05, 2016 at 03:54:54PM +0000, Keith Busch wrote: > I think it's more about providing opt-in control to make the low-latency > benefit reachable to users with existing programs. What program benefits from unconditional polling for all I/O on a given device? -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html