diff options
| -rw-r--r-- | kernel/cgroup/cpuset.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index d0e163a02099..0dd7d853ed17 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -616,19 +616,11 @@ static int validate_change(struct cpuset *cur, struct cpuset *trial) struct cpuset *c, *par; int ret; - rcu_read_lock(); - - /* Each of our child cpusets must be a subset of us */ - ret = -EBUSY; - cpuset_for_each_child(c, css, cur) - if (!is_cpuset_subset(c, trial)) - goto out; - - /* Remaining checks don't apply to root cpuset */ - ret = 0; + /* The checks don't apply to root cpuset */ if (cur == &top_cpuset) - goto out; + return 0; + rcu_read_lock(); par = parent_cs(cur); /* On legacy hierarchy, we must be a subset of our parent cpuset. */ |