rcu: Remove unused rdp local from synchronize_rcu_expedited() (f0b63562) · Commits · 戴 / test

Because rdp is initialized but never used in synchronize_rcu_expedited(), this commit removes it. Signed-off-by:

kernel/rcu/tree_exp.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -793,7 +793,6 @@ static int rcu_print_task_exp_stall(struct rcu_node *rnp)
		*/
		void synchronize_rcu_expedited(void)
		{
		struct rcu_data *rdp;
		struct rcu_exp_work rew;
		struct rcu_node *rnp;
		unsigned long s;
		@@ -830,7 +829,6 @@ void synchronize_rcu_expedited(void)
		}

		/* Wait for expedited grace period to complete. */
		rdp = per_cpu_ptr(&rcu_data, raw_smp_processor_id());
		rnp = rcu_get_root();
		wait_event(rnp->exp_wq[rcu_seq_ctr(s) & 0x3],
		sync_exp_work_done(s));