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Subject[PATCH tip/core/rcu 11/18] rcu/nocb: Remove obsolete nocb_head and nocb_tail fields
Date
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
---
kernel/rcu/tree.h | 3 ---
kernel/rcu/tree_plugin.h | 1 -
2 files changed, 4 deletions(-)

diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index 529eec2aa74d..74e3a4ab8095 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_head; /* CBs waiting for kthread. */
- struct rcu_head **nocb_tail;
atomic_long_t nocb_q_count; /* # CBs waiting for nocb */
atomic_long_t nocb_q_count_lazy; /* invocation (all stages). */
struct rcu_head *nocb_cb_head; /* CBs ready to invoke. */
@@ -211,7 +209,6 @@ struct rcu_data {
/* CBs waiting for GP. */
struct rcu_head **nocb_gp_tail;
bool nocb_gp_sleep; /* Is the nocb GP thread asleep? */
- bool nocb_gp_forced; /* Forced nocb GP thread wakeup? */
struct swait_queue_head nocb_gp_wq; /* For nocb kthreads to sleep on. */
bool nocb_cb_sleep; /* Is the nocb CB thread asleep? */
struct task_struct *nocb_cb_kthread;
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index feffc46cccb0..838e0caaf53a 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1911,7 +1911,6 @@ void __init rcu_init_nohz(void)
/* Initialize per-rcu_data variables for no-CBs CPUs. */
static void __init rcu_boot_init_nocb_percpu_data(struct rcu_data *rdp)
{
- rdp->nocb_tail = &rdp->nocb_head;
init_swait_queue_head(&rdp->nocb_cb_wq);
init_swait_queue_head(&rdp->nocb_gp_wq);
rdp->nocb_cb_tail = &rdp->nocb_cb_head;
--
2.17.1
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