From: Frederic Weisbecker <fweisbec@gmail.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Chris Metcalf <cmetcalf@mellanox.com>,
Thomas Gleixner <tglx@linutronix.de>,
Luiz Capitulino <lcapitulino@redhat.com>,
Christoph Lameter <cl@linux.com>,
"Paul E . McKenney" <paulmck@linux.vnet.ibm.com>,
Mike Galbraith <efault@gmx.de>, Rik van Riel <riel@redhat.com>,
Wanpeng Li <kernellwp@gmail.com>
Subject: [PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu
Date: Mon, 18 Sep 2017 15:54:03 +0200 [thread overview]
Message-ID: <1505742849-30473-7-git-send-email-fweisbec@gmail.com> (raw)
In-Reply-To: <1505742849-30473-1-git-send-email-fweisbec@gmail.com>
To keep a proper housekeeping namespace.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Christoph Lameter <cl@linux.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Wanpeng Li <kernellwp@gmail.com>
Cc: Luiz Capitulino <lcapitulino@redhat.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 b9769d1..ec30a98 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 3af0630..43c4092 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8741,7 +8741,7 @@ 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
next prev parent reply other threads:[~2017-09-18 13:56 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-18 13:53 [GIT PULL] Introduce housekeeping subsystem v4 Frederic Weisbecker
2017-09-18 13:53 ` [PATCH 01/12] housekeeping: Move housekeeping related code to its own file Frederic Weisbecker
2017-09-18 13:53 ` [PATCH 02/12] watchdog: Use housekeeping_cpumask() instead of ad-hoc version Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 03/12] housekeeping: Provide a dynamic off-case to housekeeping_any_cpu() Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 04/12] housekeeping: Make housekeeping cpumask private Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 05/12] housekeeping: Use its own static key Frederic Weisbecker
2017-09-18 13:54 ` Frederic Weisbecker [this message]
2017-09-18 13:54 ` [PATCH 07/12] housekeeping: Move it under its own config, independant from NO_HZ Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 08/12] housekeeping: Introduce housekeeping flags Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 09/12] housekeeping: Handle nohz_full= parameter Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 10/12] housekeeping: Move isolcpus to housekeeping Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 11/12] housekeeping: Add basic isolcpus flags Frederic Weisbecker
2017-09-18 13:54 ` [PATCH 12/12] housekeeping: Document " Frederic Weisbecker
2017-09-28 9:54 ` [GIT PULL] Introduce housekeeping subsystem v4 Ingo Molnar
2017-09-29 13:34 ` Frederic Weisbecker
2017-10-01 6:36 ` Christopher Lameter
2017-10-15 15:53 ` Frederic Weisbecker
2017-10-20 8:17 ` Ingo Molnar
2017-10-20 14:29 ` Frederic Weisbecker
2017-10-21 16:07 ` Chris Metcalf
2017-10-23 12:06 ` Ingo Molnar
2017-10-24 2:42 ` Frederic Weisbecker
-- strict thread matches above, loose matches on Subject: below --
2017-10-27 2:42 [GIT PULL] Housekeeping subsystem v6 Frederic Weisbecker
2017-10-27 2:42 ` [PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu Frederic Weisbecker
2017-10-24 13:06 [GIT PULL] Introduce housekeeping subsystem v5 Frederic Weisbecker
2017-10-24 13:06 ` [PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu Frederic Weisbecker
2017-09-01 16:41 [PATCH 00/12] Introduce housekeeping subsystem v3 Frederic Weisbecker
2017-09-01 16:41 ` [PATCH 06/12] housekeeping: Rename is_housekeeping_cpu to housekeeping_cpu Frederic Weisbecker
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