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Subject[PATCH tip/core/rcu 13/18] rcu/nocb: Remove obsolete nocb_cb_tail and nocb_cb_head fields
Date
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
---
kernel/rcu/tree.h | 2 --
kernel/rcu/tree_plugin.h | 1 -
2 files changed, 3 deletions(-)

diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index d1df192272fb..6e4cf7de303f 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -194,8 +194,6 @@ struct rcu_data {

/* 5) Callback offloading. */
#ifdef CONFIG_RCU_NOCB_CPU
- struct rcu_head *nocb_cb_head; /* CBs ready to invoke. */
- struct rcu_head **nocb_cb_tail;
struct swait_queue_head nocb_cb_wq; /* For nocb kthreads to sleep on. */
struct task_struct *nocb_gp_kthread;
raw_spinlock_t nocb_lock; /* Guard following pair of fields. */
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 458838c63a6c..1847fffdfa0a 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1913,7 +1913,6 @@ static void __init rcu_boot_init_nocb_percpu_data(struct rcu_data *rdp)
{
init_swait_queue_head(&rdp->nocb_cb_wq);
init_swait_queue_head(&rdp->nocb_gp_wq);
- rdp->nocb_cb_tail = &rdp->nocb_cb_head;
raw_spin_lock_init(&rdp->nocb_lock);
timer_setup(&rdp->nocb_timer, do_nocb_deferred_wakeup_timer, 0);
}
--
2.17.1
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