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-rw-r--r--kernel/cpuset.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index ace5bfc..efbfca7 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2599,6 +2599,7 @@ void cpuset_print_task_mems_allowed(struct task_struct *tsk)
struct cgroup *cgrp = task_cs(tsk)->css.cgroup;
+ rcu_read_lock();
spin_lock(&cpuset_buffer_lock);
nodelist_scnprintf(cpuset_nodelist, CPUSET_NODELIST_LEN,
@@ -2607,6 +2608,7 @@ void cpuset_print_task_mems_allowed(struct task_struct *tsk)
tsk->comm, cgroup_name(cgrp), cpuset_nodelist);
spin_unlock(&cpuset_buffer_lock);
+ rcu_read_unlock();
}
/*
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