On 04/02/2013 11:35 AM, Li Zefan wrote: > If memcg_init_kmem() returns -errno when a memcg is being created, > mem_cgroup_css_online() will decrement memcg and its parent's refcnt, > (but strangely there's no mem_cgroup_put() for mem_cgroup_get() called > in memcg_propagate_kmem()). > > But then cgroup core will call mem_cgroup_css_free() to do cleanup... > Not a kmemcg bug, but a real bug. Tested by forcing an ENOMEM condition to happen manually, and Li patch fixes it. > Signed-off-by: Li Zefan <lizefan@xxxxxxxxxx> Acked-by: Glauber Costa <glommer@xxxxxxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>