diff options
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index a294b7576070..1aff6c3fcbd8 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -55,7 +55,6 @@ static int really_do_swap_account __initdata = 1; /* for remember boot option*/ #define do_swap_account (0) #endif -static DEFINE_MUTEX(memcg_tasklist); /* can be hold under cgroup_mutex */ #define SOFTLIMIT_EVENTS_THRESH (1000) /* @@ -1481,9 +1480,7 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm, if (!nr_retries--) { if (oom) { - mutex_lock(&memcg_tasklist); mem_cgroup_out_of_memory(mem_over_limit, gfp_mask); - mutex_unlock(&memcg_tasklist); record_last_oom(mem_over_limit); } goto nomem; @@ -3393,12 +3390,10 @@ static void mem_cgroup_move_task(struct cgroup_subsys *ss, struct task_struct *p, bool threadgroup) { - mutex_lock(&memcg_tasklist); /* * FIXME: It's better to move charges of this process from old * memcg to new memcg. But it's just on TODO-List now. */ - mutex_unlock(&memcg_tasklist); } struct cgroup_subsys mem_cgroup_subsys = { |