On Tue, 2017-03-21 at 09:05 -0400, James Bottomley wrote: > How does this preserve ordering? It looks like you have one cookie per > sdkp ... is there some sort of ordering guarantee I'm not seeing? Hello James, Since the probe order depends on the order in which __async_probe() adds entries to the "pending" list, and since the order of the __async_probe() calls is not changed by this patch, shouldn't the probe order be preserved by this patch? Thanks, Bart.