diff options
Diffstat (limited to 'kernel/rcutree.c')
| -rw-r--r-- | kernel/rcutree.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 00c518fa34bb..1e552598b55d 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -157,7 +157,6 @@ unsigned long rcutorture_vernum; /* State information for rcu_barrier() and friends. */ -static DEFINE_PER_CPU(struct rcu_head, rcu_barrier_head) = {NULL}; static atomic_t rcu_barrier_cpu_count; static DEFINE_MUTEX(rcu_barrier_mutex); static struct completion rcu_barrier_completion; @@ -2282,12 +2281,11 @@ static void rcu_barrier_callback(struct rcu_head *notused) */ static void rcu_barrier_func(void *type) { - int cpu = smp_processor_id(); - struct rcu_head *head = &per_cpu(rcu_barrier_head, cpu); struct rcu_state *rsp = type; + struct rcu_data *rdp = __this_cpu_ptr(rsp->rda); atomic_inc(&rcu_barrier_cpu_count); - rsp->call(head, rcu_barrier_callback); + rsp->call(&rdp->barrier_head, rcu_barrier_callback); } /* |