Commit-ID: a3bd2c09adcc80946262fd15e63868de1f0f4963
Gitweb: http://git.kernel.org/tip/a3bd2c09adcc80946262fd15e63868de1f0f4963
Author: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
AuthorDate: Wed, 21 Jan 2015 20:58:57 -0800
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Tue, 3 Mar 2015 11:16:31 -0800
rcu: Add boot-up check for non-default CONFIG_RCU_FANOUT_LEAF values
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
kernel/rcu/tree_plugin.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 81c4d91..c922535 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -76,6 +76,9 @@ static void __init rcu_bootup_announce_oddness(void)
pr_info("\tAdditional per-CPU info printed with stalls.\n");
if (NUM_RCU_LVL_4 != 0)
pr_info("\tFour-level hierarchy is enabled.\n");
+ if (CONFIG_RCU_FANOUT_LEAF != 16)
+ pr_info("\tBuild-time adjustment of leaf fanout to %d.\n",
+ CONFIG_RCU_FANOUT_LEAF);
if (rcu_fanout_leaf != CONFIG_RCU_FANOUT_LEAF)
pr_info("\tBoot-time adjustment of leaf fanout to %d.\n", rcu_fanout_leaf);
if (nr_cpu_ids != NR_CPUS)
--
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