Hey, Michal. On Thu, Nov 1, 2012 at 2:16 AM, Michal Hocko <mho...@suse.cz> wrote: > I am not sure I understand. What does deactivate_super has to do with > the above suggestion? cgroup_lock_live_group will take the cgroup_mutex > on the success or frees the previously allocated&unused memory. The > only thing I was suggesting is to do cgroup_lock_live_group first and > allocate the cgroup only if it doesn't fail.
It complicates updates to the error exit path. You end up having to update a lot more and it's not like grabbing lock first is substantially better in any way, so why bother? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/