diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcu/tree.h | 3 | ||||
| -rw-r--r-- | kernel/rcu/tree_plugin.h | 7 |
2 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h index ef517ba25192..047f5e9350d1 100644 --- a/kernel/rcu/tree.h +++ b/kernel/rcu/tree.h @@ -237,6 +237,8 @@ struct rcu_data { /* 6) RCU priority boosting. */ struct task_struct *rcu_cpu_kthread_task; /* rcuc per-CPU kthread or NULL. */ + unsigned int rcu_cpu_kthread_status; + /* Running status for rcuc. */ /* 7) Diagnostic data, including RCU CPU stall warnings. */ unsigned int softirq_snap; /* Snapshot of softirq activity. */ @@ -407,7 +409,6 @@ static const char *tp_rcu_varname __used __tracepoint_string = rcu_name; int rcu_dynticks_snap(struct rcu_data *rdp); #ifdef CONFIG_RCU_BOOST -DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_status); DECLARE_PER_CPU(int, rcu_cpu_kthread_cpu); DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_loops); DECLARE_PER_CPU(char, rcu_cpu_has_work); diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 359bf1f6f8e0..935dc594cf30 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -40,7 +40,6 @@ /* * Control variables for per-CPU and per-rcu_node kthreads. */ -DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_status); DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_loops); DEFINE_PER_CPU(char, rcu_cpu_has_work); @@ -1310,7 +1309,7 @@ static void invoke_rcu_callbacks_kthread(void) if (__this_cpu_read(rcu_data.rcu_cpu_kthread_task) != NULL && current != __this_cpu_read(rcu_data.rcu_cpu_kthread_task)) { rcu_wake_cond(__this_cpu_read(rcu_data.rcu_cpu_kthread_task), - __this_cpu_read(rcu_cpu_kthread_status)); + __this_cpu_read(rcu_data.rcu_cpu_kthread_status)); } local_irq_restore(flags); } @@ -1383,7 +1382,7 @@ static void rcu_cpu_kthread_setup(unsigned int cpu) static void rcu_cpu_kthread_park(unsigned int cpu) { - per_cpu(rcu_cpu_kthread_status, cpu) = RCU_KTHREAD_OFFCPU; + per_cpu(rcu_data.rcu_cpu_kthread_status, cpu) = RCU_KTHREAD_OFFCPU; } static int rcu_cpu_kthread_should_run(unsigned int cpu) @@ -1398,7 +1397,7 @@ static int rcu_cpu_kthread_should_run(unsigned int cpu) */ static void rcu_cpu_kthread(unsigned int cpu) { - unsigned int *statusp = this_cpu_ptr(&rcu_cpu_kthread_status); + unsigned int *statusp = this_cpu_ptr(&rcu_data.rcu_cpu_kthread_status); char work, *workp = this_cpu_ptr(&rcu_cpu_has_work); int spincnt; |