linux-kernel - [RFC PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping

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Date:   Wed, 23 Aug 2017 03:51:05 +0200
From:   Frederic Weisbecker <fweisbec@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Frederic Weisbecker <fweisbec@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Chris Metcalf <cmetcalf@...lanox.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Luiz Capitulino <lcapitulino@...hat.com>,
        Christoph Lameter <cl@...ux.com>,
        "Paul E . McKenney" <paulmck@...ux.vnet.ibm.com>,
        Ingo Molnar <mingo@...nel.org>, Mike Galbraith <efault@....de>,
        Rik van Riel <riel@...hat.com>,
        Wanpeng Li <kernellwp@...il.com>
Subject: [RFC PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu

To keep a proper housekeeping namespace.

Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
Cc: Chris Metcalf <cmetcalf@...lanox.com>
Cc: Rik van Riel <riel@...hat.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Mike Galbraith <efault@....de>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Christoph Lameter <cl@...ux.com>
Cc: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: Wanpeng Li <kernellwp@...il.com>
Cc: Luiz Capitulino <lcapitulino@...hat.com>
---
 include/linux/housekeeping.h | 2 +-
 kernel/sched/core.c          | 6 +++---
 kernel/sched/fair.c          | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/housekeeping.h b/include/linux/housekeeping.h
index cbe8d63..320cc2b 100644
--- a/include/linux/housekeeping.h
+++ b/include/linux/housekeeping.h
@@ -29,7 +29,7 @@ static inline void housekeeping_affine(struct task_struct *t) { }
 static inline void housekeeping_init(void) { }
 #endif /* CONFIG_NO_HZ_FULL */
 
-static inline bool is_housekeeping_cpu(int cpu)
+static inline bool housekeeping_cpu(int cpu)
 {
 #ifdef CONFIG_NO_HZ_FULL
 	if (static_branch_unlikely(&housekeeping_overriden))
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 536d6a5..fd00ae3 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -527,7 +527,7 @@ int get_nohz_timer_target(void)
 	int i, cpu = smp_processor_id();
 	struct sched_domain *sd;
 
-	if (!idle_cpu(cpu) && is_housekeeping_cpu(cpu))
+	if (!idle_cpu(cpu) && housekeeping_cpu(cpu))
 		return cpu;
 
 	rcu_read_lock();
@@ -536,14 +536,14 @@ int get_nohz_timer_target(void)
 			if (cpu == i)
 				continue;
 
-			if (!idle_cpu(i) && is_housekeeping_cpu(i)) {
+			if (!idle_cpu(i) && housekeeping_cpu(i)) {
 				cpu = i;
 				goto unlock;
 			}
 		}
 	}
 
-	if (!is_housekeeping_cpu(cpu))
+	if (!housekeeping_cpu(cpu))
 		cpu = housekeeping_any_cpu();
 unlock:
 	rcu_read_unlock();
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 5455e98..0d8f7b1 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8739,7 +8739,7 @@ void nohz_balance_enter_idle(int cpu)
 		return;
 
 	/* Spare idle load balancing on CPUs that don't want to be disturbed: */
-	if (!is_housekeeping_cpu(cpu))
+	if (!housekeeping_cpu(cpu))
 		return;
 
 	if (test_bit(NOHZ_TICK_STOPPED, nohz_flags(cpu)))
-- 
2.7.4