On Thu, 17 Feb 2011 09:50:09 +0800 Li Zefan <lizf@xxxxxxxxxxxxxx> wrote: > +/* > + * In functions that can't propogate errno to users, to avoid declaring a > + * nodemask_t variable, and avoid using NODEMASK_ALLOC that can return > + * -ENOMEM, we use this global cpuset_mems. > + * > + * It should be used with cgroup_lock held. I'll do s/should/must/ - that would be a nasty bug. I'd be more comfortable about the maintainability of this optimisation if we had WARN_ON(!cgroup_is_locked()); at each site. > + */ > +static nodemask_t cpuset_mems; -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>