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Diffstat (limited to 'include/linux/cgroup.h')
-rw-r--r--include/linux/cgroup.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 75c151413fda..0d1ada8968d7 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -450,6 +450,7 @@ extern struct mutex cgroup_mutex;
extern spinlock_t css_set_lock;
#define task_css_set_check(task, __c) \
rcu_dereference_check((task)->cgroups, \
+ rcu_read_lock_sched_held() || \
lockdep_is_held(&cgroup_mutex) || \
lockdep_is_held(&css_set_lock) || \
((task)->flags & PF_EXITING) || (__c))
@@ -791,11 +792,9 @@ static inline void cgroup_account_cputime(struct task_struct *task,
cpuacct_charge(task, delta_exec);
- rcu_read_lock();
cgrp = task_dfl_cgroup(task);
if (cgroup_parent(cgrp))
__cgroup_account_cputime(cgrp, delta_exec);
- rcu_read_unlock();
}
static inline void cgroup_account_cputime_field(struct task_struct *task,
@@ -806,11 +805,9 @@ static inline void cgroup_account_cputime_field(struct task_struct *task,
cpuacct_account_field(task, index, delta_exec);
- rcu_read_lock();
cgrp = task_dfl_cgroup(task);
if (cgroup_parent(cgrp))
__cgroup_account_cputime_field(cgrp, index, delta_exec);
- rcu_read_unlock();
}
#else /* CONFIG_CGROUPS */