| From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 10/27] rcu: Remove unused local variable "cpu" | Date | Mon, 25 Jun 2018 17:34:56 -0700 |
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One danger of using __maybe_unused is that the compiler doesn't yell at you when you remove the last reference, witness rcu_bind_gp_kthread() and its local variable "cpu". This commit removes this local variable.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> --- kernel/rcu/tree_plugin.h | 2 -- 1 file changed, 2 deletions(-)
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 75a91d58b8f7..2cc9bf0d363a 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -2670,8 +2670,6 @@ static bool rcu_nohz_full_cpu(struct rcu_state *rsp) */ static void rcu_bind_gp_kthread(void) { - int __maybe_unused cpu; - if (!tick_nohz_full_enabled()) return; housekeeping_affine(current, HK_FLAG_RCU); -- 2.17.1
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