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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-01-21 20:58:57 -0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-03-03 11:16:31 -0800
commita3bd2c09adcc80946262fd15e63868de1f0f4963 (patch)
tree28830961deec0500f5efd366d1dc2fbcc78144fc /kernel/rcu
parentab6f5bd6741af7b157275de299b7b2b96f2df40e (diff)
downloadlinux-a3bd2c09adcc80946262fd15e63868de1f0f4963.tar.bz2
rcu: Add boot-up check for non-default CONFIG_RCU_FANOUT_LEAF values
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu')
-rw-r--r--kernel/rcu/tree_plugin.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 81c4d91fa18a..c9225350d3ed 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)