On Tue, Jun 04, 2013 at 07:46:40AM -0700, Christoph Hellwig wrote: > Having RCU for modification mostly workloads never is a good idea, so > I don't think it makes sense to mention it here. > > If you care about the overhead it's worth trying to use per-cpu lists, > though. Yes. The lock and unlock could happen on different CPU's--but I think you can make the rule that the lock stays associated with the list it was first put on, and then it's correct in general and hopefully quick in the common case. --b. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html