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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-01-21 16:58:06 -0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-03-03 11:16:20 -0800
commitab6f5bd6741af7b157275de299b7b2b96f2df40e (patch)
tree50a452bd85220ea6fd3857f7b571892b594cb777 /kernel/rcu/tree_plugin.h
parentd24209bb689e2c7f7418faec9b4a948e922d24da (diff)
downloadlinux-ab6f5bd6741af7b157275de299b7b2b96f2df40e.tar.bz2
rcu: Use IS_ENABLED() to simplify rcu_bootup_announce_oddness()
This commit gets rid of some inline #ifdefs by replacing them with IS_ENABLED. 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.h48
1 files changed, 20 insertions, 28 deletions
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 8a33920b8845..81c4d91fa18a 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -58,38 +58,30 @@ static bool __read_mostly rcu_nocb_poll; /* Offload kthread are to poll. */
*/
static void __init rcu_bootup_announce_oddness(void)
{
-#ifdef CONFIG_RCU_TRACE
- pr_info("\tRCU debugfs-based tracing is enabled.\n");
-#endif
-#if (defined(CONFIG_64BIT) && CONFIG_RCU_FANOUT != 64) || (!defined(CONFIG_64BIT) && CONFIG_RCU_FANOUT != 32)
- pr_info("\tCONFIG_RCU_FANOUT set to non-default value of %d\n",
- CONFIG_RCU_FANOUT);
-#endif
-#ifdef CONFIG_RCU_FANOUT_EXACT
- pr_info("\tHierarchical RCU autobalancing is disabled.\n");
-#endif
-#ifdef CONFIG_RCU_FAST_NO_HZ
- pr_info("\tRCU dyntick-idle grace-period acceleration is enabled.\n");
-#endif
-#ifdef CONFIG_PROVE_RCU
- pr_info("\tRCU lockdep checking is enabled.\n");
-#endif
-#ifdef CONFIG_RCU_TORTURE_TEST_RUNNABLE
- pr_info("\tRCU torture testing starts during boot.\n");
-#endif
-#if defined(CONFIG_RCU_CPU_STALL_INFO)
- pr_info("\tAdditional per-CPU info printed with stalls.\n");
-#endif
-#if NUM_RCU_LVL_4 != 0
- pr_info("\tFour-level hierarchy is enabled.\n");
-#endif
+ if (IS_ENABLED(CONFIG_RCU_TRACE))
+ pr_info("\tRCU debugfs-based tracing is enabled.\n");
+ if ((IS_ENABLED(CONFIG_64BIT) && CONFIG_RCU_FANOUT != 64) ||
+ (!IS_ENABLED(CONFIG_64BIT) && CONFIG_RCU_FANOUT != 32))
+ pr_info("\tCONFIG_RCU_FANOUT set to non-default value of %d\n",
+ CONFIG_RCU_FANOUT);
+ if (IS_ENABLED(CONFIG_RCU_FANOUT_EXACT))
+ pr_info("\tHierarchical RCU autobalancing is disabled.\n");
+ if (IS_ENABLED(CONFIG_RCU_FAST_NO_HZ))
+ pr_info("\tRCU dyntick-idle grace-period acceleration is enabled.\n");
+ if (IS_ENABLED(CONFIG_PROVE_RCU))
+ pr_info("\tRCU lockdep checking is enabled.\n");
+ if (IS_ENABLED(CONFIG_RCU_TORTURE_TEST_RUNNABLE))
+ pr_info("\tRCU torture testing starts during boot.\n");
+ if (IS_ENABLED(CONFIG_RCU_CPU_STALL_INFO))
+ 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 (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)
pr_info("\tRCU restricting CPUs from NR_CPUS=%d to nr_cpu_ids=%d.\n", NR_CPUS, nr_cpu_ids);
-#ifdef CONFIG_RCU_BOOST
- pr_info("\tRCU kthread priority: %d.\n", kthread_prio);
-#endif
+ if (IS_ENABLED(CONFIG_RCU_BOOST))
+ pr_info("\tRCU kthread priority: %d.\n", kthread_prio);
}
#ifdef CONFIG_PREEMPT_RCU