On 10/22/2012 04:00 PM, Gleb Natapov wrote: > Yes, with frame buffer is seems to be the case. One can imagine ROMD > device that is MMIO on write but still can be accessed for read from > kernel, but it cannot be coalesced even if coalesced buffer is flushed > on every exit. You cannot enable coalescing on such a device. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html