From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Sun, 16 Aug 2015 00:20:58 +0000 (-0700)
Subject: rcu: Prepare for consolidating expedited CPU selection
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=66fe6cbee44e3f78d05882195a6a38e30b97b936;p=linux-beck.git

rcu: Prepare for consolidating expedited CPU selection

This commit brings sync_sched_exp_select_cpus() into alignment with
sync_rcu_exp_select_cpus(), as a first step towards consolidating them
into one function.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
---

diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 7e7df5deadf9..ae582e3d4136 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3661,7 +3661,6 @@ static void sync_sched_exp_select_cpus(struct rcu_state *rsp)
 	unsigned long mask;
 	unsigned long mask_ofl_test;
 	unsigned long mask_ofl_ipi;
-	struct rcu_data *rdp;
 	int ret;
 	struct rcu_node *rnp;
 
@@ -3697,7 +3696,6 @@ static void sync_sched_exp_select_cpus(struct rcu_state *rsp)
 		for (cpu = rnp->grplo; cpu <= rnp->grphi; cpu++, mask <<= 1) {
 			if (!(mask_ofl_ipi & mask))
 				continue;
-			rdp = per_cpu_ptr(rsp->rda, cpu);
 			ret = smp_call_function_single(cpu, synchronize_sched_expedited_cpu_stop, NULL, 0);
 			if (!ret)
 				mask_ofl_ipi &= ~mask;