Messages in this thread | | | Date | Mon, 12 Dec 2011 15:07:50 +0100 | From | Michal Hocko <> | Subject | Re: [PATCH] mm: memcg: keep root group unchanged if fail to create new |
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On Mon 12-12-11 21:49:18, Hillf Danton wrote: [...] > From: Hillf Danton <dhillf@gmail.com> > Subject: [PATCH] mm: memcg: keep root group unchanged if fail to create new > > If the request is to create non-root group and we fail to meet it, we should > leave the root unchanged. > > Signed-off-by: Hillf Danton <dhillf@gmail.com> > Acked-by: Hugh Dickins <hughd@google.com> > Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Thanks > --- > > --- a/mm/memcontrol.c Fri Dec 9 21:57:40 2011 > +++ b/mm/memcontrol.c Mon Dec 12 21:47:14 2011 > @@ -4848,9 +4848,9 @@ mem_cgroup_create(struct cgroup_subsys * > int cpu; > enable_swap_cgroup(); > parent = NULL; > - root_mem_cgroup = memcg; > if (mem_cgroup_soft_limit_tree_init()) > goto free_out; > + root_mem_cgroup = memcg; > for_each_possible_cpu(cpu) { > struct memcg_stock_pcp *stock = > &per_cpu(memcg_stock, cpu); > @@ -4888,7 +4888,6 @@ mem_cgroup_create(struct cgroup_subsys * > return &memcg->css; > free_out: > __mem_cgroup_free(memcg); > - root_mem_cgroup = NULL; > return ERR_PTR(error); > } > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@kvack.org. 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@kvack.org"> email@kvack.org </a>
-- Michal Hocko SUSE Labs SUSE LINUX s.r.o. Lihovarska 1060/12 190 00 Praha 9 Czech Republic
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