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. -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html