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rcu: Remove unused local variable "cpu" 

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>
This commit is contained in:
Paul E. McKenney 2018-05-17 11:21:20 -07:00
parent 164ba3fc48
commit ab6b82147f
1 changed files with 0 additions and 2 deletions
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2
kernel/rcu/tree_plugin.h
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@ -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);