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Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r--mm/memcontrol.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index d6ac0e33e15..ee15ae6e698 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1638,9 +1638,9 @@ void mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p)
pr_info("Task in ");
pr_cont_cgroup_path(task_cgroup(p, memory_cgrp_id));
- pr_info(" killed as a result of limit of ");
+ pr_cont(" killed as a result of limit of ");
pr_cont_cgroup_path(memcg->css.cgroup);
- pr_info("\n");
+ pr_cont("\n");
rcu_read_unlock();
@@ -6001,6 +6001,12 @@ static int mem_cgroup_can_attach(struct cgroup_subsys_state *css,
return ret;
}
+static int mem_cgroup_allow_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
+{
+ return subsys_cgroup_allow_attach(css, tset);
+}
+
static void mem_cgroup_cancel_attach(struct cgroup_subsys_state *css,
struct cgroup_taskset *tset)
{
@@ -6169,6 +6175,11 @@ static int mem_cgroup_can_attach(struct cgroup_subsys_state *css,
{
return 0;
}
+static int mem_cgroup_allow_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
+{
+ return 0;
+}
static void mem_cgroup_cancel_attach(struct cgroup_subsys_state *css,
struct cgroup_taskset *tset)
{
@@ -6204,6 +6215,7 @@ struct cgroup_subsys memory_cgrp_subsys = {
.can_attach = mem_cgroup_can_attach,
.cancel_attach = mem_cgroup_cancel_attach,
.attach = mem_cgroup_move_task,
+ .allow_attach = mem_cgroup_allow_attach,
.bind = mem_cgroup_bind,
.legacy_cftypes = mem_cgroup_files,
.early_init = 0,
@@ -6589,7 +6601,7 @@ void mem_cgroup_uncharge_list(struct list_head *page_list)
* mem_cgroup_migrate - migrate a charge to another page
* @oldpage: currently charged page
* @newpage: page to transfer the charge to
- * @lrucare: both pages might be on the LRU already
+ * @lrucare: either or both pages might be on the LRU already
*
* Migrate the charge from @oldpage to @newpage.
*