diff options
| -rw-r--r-- | kernel/cgroup/cpuset-internal.h | 2 | ||||
| -rw-r--r-- | kernel/cgroup/cpuset.c | 10 |
2 files changed, 12 insertions, 0 deletions
diff --git a/kernel/cgroup/cpuset-internal.h b/kernel/cgroup/cpuset-internal.h index 02c4b0c74fa9..9a60dd6681e4 100644 --- a/kernel/cgroup/cpuset-internal.h +++ b/kernel/cgroup/cpuset-internal.h @@ -239,6 +239,8 @@ static inline int is_spread_slab(const struct cpuset *cs) } void rebuild_sched_domains_locked(void); +void callback_lock_irq(void); +void callback_unlock_irq(void); /* * cpuset-v1.c diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index c77f35fb8347..8a9a7fe1ec1e 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -275,6 +275,16 @@ void cpuset_unlock(void) static DEFINE_SPINLOCK(callback_lock); +void callback_lock_irq(void) +{ + spin_lock_irq(&callback_lock); +} + +void callback_unlock_irq(void) +{ + spin_unlock_irq(&callback_lock); +} + static struct workqueue_struct *cpuset_migrate_mm_wq; static DECLARE_WAIT_QUEUE_HEAD(cpuset_attach_wq); |