samsung_sm8750/android_kernel_samsung_sm8750
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

rcu: Print out rcupdate.c non-default boot-time settings

Browse Source 
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>
This commit is contained in:
Paul E. McKenney
2017-04-28 10:20:28 -07:00
parent f4687d2637
commit 59d80fd835
3 changed files with 43 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
kernel/rcu/tree_plugin.h
View File

@@ -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