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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2017-04-28 10:20:28 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2017-06-08 08:25:35 -0700
commit59d80fd8351b7b9a5dc7bbfa8bc4ca19f6ff3dad (patch)
tree5397e69e899ba8bb4acde750532fbf2f0f4be0d2 /kernel/rcu/tree_plugin.h
parentf4687d2637a4016b2eedfdb777105c95e8d6fe52 (diff)
rcu: Print out rcupdate.c non-default boot-time settings
This commit adds a rcupdate_announce_bootup_oddness() function to print out non-default values of significant kernel boot parameter settings to aid in debugging. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/tree_plugin.h')
-rw-r--r--kernel/rcu/tree_plugin.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 3b432fa4c45b..eb5ebdce25ff 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -92,6 +92,7 @@ static void __init rcu_bootup_announce_oddness(void)
pr_info("\tRCU restricting CPUs from NR_CPUS=%d to nr_cpu_ids=%d.\n", NR_CPUS, nr_cpu_ids);
if (IS_ENABLED(CONFIG_RCU_BOOST))
pr_info("\tRCU kthread priority: %d.\n", kthread_prio);
+ rcupdate_announce_bootup_oddness();
}
#ifdef CONFIG_PREEMPT_RCU