[PATCH 6.6 062/105] sched/balancing: Rename newidle_balance() => sched_balance_newidle()

Greg Kroah-Hartman
2025-10-21T19:57:44Z

From: Ingo Molnar <mingo@kernel.org>

[ Upstream commit 7d058285cd77cc1411c91efd1b1673530bb1bee8 ]

Standardize scheduler load-balancing function names on the
sched_balance_() prefix.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Shrikanth Hegde <sshegde@linux.ibm.com>
Link: https://lore.kernel.org/r/20240308111819.1101550-11-mingo@kernel.org
Stable-dep-of: 17e3e88ed0b6 ("sched/fair: Fix pelt lost idle time detection")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
kernel/sched/fair.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 1cf43e91ae9de..84d5caf6230f6 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4829,7 +4829,7 @@ static inline unsigned long cfs_rq_load_avg(struct cfs_rq *cfs_rq)
return cfs_rq->avg.load_avg;
}

-static int newidle_balance(struct rq *this_rq, struct rq_flags *rf);
+static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf);

static inline unsigned long task_util(struct task_struct *p)
{
@@ -5158,7 +5158,7 @@ attach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se) {}
static inline void
detach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se) {}

-static inline int newidle_balance(struct rq *rq, struct rq_flags *rf)
+static inline int sched_balance_newidle(struct rq *rq, struct rq_flags *rf)
{
return 0;
}
@@ -8281,7 +8281,7 @@ balance_fair(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
if (rq->nr_running)
return 1;

- return newidle_balance(rq, rf) != 0;
+ return sched_balance_newidle(rq, rf) != 0;
}
#endif /* CONFIG_SMP */

@@ -8531,10 +8531,10 @@ done: __maybe_unused;
if (!rf)
return NULL;

- new_tasks = newidle_balance(rq, rf);
+ new_tasks = sched_balance_newidle(rq, rf);

/*
- * Because newidle_balance() releases (and re-acquires) rq->lock, it is
+ * Because sched_balance_newidle() releases (and re-acquires) rq->lock, it is
* possible for any higher priority task to appear. In that case we
* must re-start the pick_next_entity() loop.
*/
@@ -11542,7 +11542,7 @@ static int load_balance(int this_cpu, struct rq *this_rq,
ld_moved = 0;

/*
- * newidle_balance() disregards balance intervals, so we could
+ * sched_balance_newidle() disregards balance intervals, so we could
* repeatedly reach this code, which would lead to balance_interval
* skyrocketing in a short amount of time. Skip the balance_interval
* increase logic to avoid that.
@@ -12308,7 +12308,7 @@ static inline void nohz_newidle_balance(struct rq *this_rq) { }
#endif /* CONFIG_NO_HZ_COMMON */

/*
- * newidle_balance is called by schedule() if this_cpu is about to become
+ * sched_balance_newidle is called by schedule() if this_cpu is about to become
* idle. Attempts to pull tasks from other CPUs.
*
* Returns:
@@ -12316,7 +12316,7 @@ static inline void nohz_newidle_balance(struct rq *this_rq) { }
* 0 - failed, no new tasks
* > 0 - success, new (fair) tasks present
*/
-static int newidle_balance(struct rq *this_rq, struct rq_flags *rf)
+static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
{
unsigned long next_balance = jiffies + HZ;
int this_cpu = this_rq->cpu;
--
2.51.0