diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memcontrol-v1.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/memcontrol-v1.c b/mm/memcontrol-v1.c index fe3d8809a8be..3240f930d5f7 100644 --- a/mm/memcontrol-v1.c +++ b/mm/memcontrol-v1.c @@ -1994,6 +1994,9 @@ static ssize_t memcg_write_event_control(struct kernfs_open_file *of, event->register_event = mem_cgroup_usage_register_event; event->unregister_event = mem_cgroup_usage_unregister_event; } else if (!strcmp(name, "memory.oom_control")) { + pr_warn_once("oom_control is deprecated and will be removed. " + "Please report your usecase to linux-mm-@kvack.org" + " if you depend on this functionality. \n"); event->register_event = mem_cgroup_oom_register_event; event->unregister_event = mem_cgroup_oom_unregister_event; } else if (!strcmp(name, "memory.pressure_level")) { @@ -2841,6 +2844,10 @@ static int mem_cgroup_oom_control_write(struct cgroup_subsys_state *css, { struct mem_cgroup *memcg = mem_cgroup_from_css(css); + pr_warn_once("oom_control is deprecated and will be removed. " + "Please report your usecase to linux-mm-@kvack.org if you " + "depend on this functionality. \n"); + /* cannot set to root cgroup and only 0 and 1 are allowed */ if (mem_cgroup_is_root(memcg) || !((val == 0) || (val == 1))) return -EINVAL; |