[RFC PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu

From: Frederic Weisbecker
Date: Tue Aug 22 2017 - 21:51:37 EST


To keep a proper housekeeping namespace.

Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Chris Metcalf <cmetcalf@xxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Wanpeng Li <kernellwp@xxxxxxxxx>
Cc: Luiz Capitulino <lcapitulino@xxxxxxxxxx>
---
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