On 03/02/15 17:47, Paolo Bonzini wrote: > > Also, we may want to invalidate the cache for dirty pages before > returning the dirty bitmap, and probably should do that directly in > KVM_GET_DIRTY_LOG. "I agree." If KVM_GET_DIRTY_LOG is supposed to be atomic fetch and clear (from userspace's aspect), then the cache invalidation should be an atomic part of it too (from the same aspect). (Sorry if I just said something incredibly stupid.) Laszlo -- 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