[PATCH] rcu: Remove unused rcu_state.boost

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Signed-off-by: Neeraj Upadhyay <quic_neeraju@xxxxxxxxxxx>
---
 kernel/rcu/tree.h        | 5 ++---
 kernel/rcu/tree_plugin.h | 2 --
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index 4b889081f4f4..caea946700f3 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -303,9 +303,8 @@ struct rcu_state {
 
 	/* The following fields are guarded by the root rcu_node's lock. */
 
-	u8	boost ____cacheline_internodealigned_in_smp;
-						/* Subject to priority boost. */
-	unsigned long gp_seq;			/* Grace-period sequence #. */
+	unsigned long gp_seq ____cacheline_internodealigned_in_smp;
+						/* Grace-period sequence #. */
 	unsigned long gp_max;			/* Maximum GP duration in */
 						/*  jiffies. */
 	struct task_struct *gp_kthread;		/* Task for grace periods. */
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 1439cb3680eb..54ef0e8c8742 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1174,8 +1174,6 @@ static void rcu_spawn_one_boost_kthread(struct rcu_node *rnp)
 	if (rnp->boost_kthread_task || !rcu_scheduler_fully_active)
 		goto out;
 
-	rcu_state.boost = 1;
-
 	t = kthread_create(rcu_boost_kthread, (void *)rnp,
 			   "rcub/%d", rnp_index);
 	if (WARN_ON_ONCE(IS_ERR(t)))
-- 
2.17.1




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