On Sat, Mar 03, 2007 at 02:21:00AM -0800, Paul Jackson wrote: > Perhaps you could summarize what becomes of this hook, in this > brave new world of rcfs ... attach_task() still uses a synchronize_rcu before doing a put_nsproxy in the rcfs patches. This means cpuset_update_task_memory_state() can read a task's cpuset->mems_generation under just a rcu_read_lock() (as it is doing currently). void cpuset_update_task_memory_state(void) { tsk = current; ... } else { rcu_read_lock(); ns = rcu_dereference(tsk->nsproxy); my_cpusets_mem_gen = ns->ctlr_data[cpuset_ctlr.subsys_id]->mems_generation; rcu_read_unlock(); } ... } -- Regards, vatsa _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxx https://lists.osdl.org/mailman/listinfo/containers