watchdog: hpwdt depends on PCI

[firefly-linux-kernel-4.4.55.git] / kernel / rcutree_plugin.h

diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index 14dc7dd0090220f717f83f666fb2a30a32f66143..75113cb7c4fb251b60b77de84842b0b3ed787888 100644 (file)
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -1532,7 +1532,7 @@ static int __cpuinit rcu_spawn_one_cpu_kthread(int cpu)
        struct sched_param sp;
        struct task_struct *t;
 
-       if (!rcu_kthreads_spawnable ||
+       if (!rcu_scheduler_fully_active ||
            per_cpu(rcu_cpu_kthread_task, cpu) != NULL)
                return 0;
        t = kthread_create(rcu_cpu_kthread, (void *)(long)cpu, "rcuc%d", cpu);
@@ -1639,7 +1639,7 @@ static int __cpuinit rcu_spawn_one_node_kthread(struct rcu_state *rsp,
        struct sched_param sp;
        struct task_struct *t;
 
-       if (!rcu_kthreads_spawnable ||
+       if (!rcu_scheduler_fully_active ||
            rnp->qsmaskinit == 0)
                return 0;
        if (rnp->node_kthread_task == NULL) {
@@ -1665,7 +1665,7 @@ static int __init rcu_spawn_kthreads(void)
        int cpu;
        struct rcu_node *rnp;
 
-       rcu_kthreads_spawnable = 1;
+       rcu_scheduler_fully_active = 1;
        for_each_possible_cpu(cpu) {
                per_cpu(rcu_cpu_has_work, cpu) = 0;
                if (cpu_online(cpu))
@@ -1687,7 +1687,7 @@ static void __cpuinit rcu_prepare_kthreads(int cpu)
        struct rcu_node *rnp = rdp->mynode;
 
        /* Fire up the incoming CPU's kthread and leaf rcu_node kthread. */
-       if (rcu_kthreads_spawnable) {
+       if (rcu_scheduler_fully_active) {
                (void)rcu_spawn_one_cpu_kthread(cpu);
                if (rnp->node_kthread_task == NULL)
                        (void)rcu_spawn_one_node_kthread(rcu_state, rnp);
@@ -1726,6 +1726,13 @@ static void rcu_cpu_kthread_setrt(int cpu, int to_rt)
 {
 }
 
+static int __init rcu_scheduler_really_started(void)
+{
+       rcu_scheduler_fully_active = 1;
+       return 0;
+}
+early_initcall(rcu_scheduler_really_started);
+
 static void __cpuinit rcu_prepare_kthreads(int cpu)
 {
 }