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sched/fair: Move max_cfs_quota_period decl and default_cfs_period() def from fair.c to sched.h 

max_cfs_quota_period is defined in core.c but has a declaration in fair.c.
Move the declaration to kernel/sched/sched.h. Also, move
default_cfs_period() from fair.c to sched.h. No functional changes.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250614012346.2358261-2-tj@kernel.org
This commit is contained in:
Tejun Heo 2025-06-13 15:23:27 -10:00 committed by Peter Zijlstra
parent dabe1be4e8
commit d403a3689a
2 changed files with 13 additions and 11 deletions
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11
kernel/sched/fair.c
View File

@ -5617,15 +5617,6 @@ void cfs_bandwidth_usage_inc(void) {}
void cfs_bandwidth_usage_dec(void) {}
#endif /* !CONFIG_JUMP_LABEL */
/*
* default period for cfs group bandwidth.
* default: 0.1s, units: nanoseconds
*/
static inline u64 default_cfs_period(void)
{
return 100000000ULL;
}
static inline u64 sched_cfs_bandwidth_slice(void)
{
return (u64)sysctl_sched_cfs_bandwidth_slice * NSEC_PER_USEC;
@ -6405,8 +6396,6 @@ static enum hrtimer_restart sched_cfs_slack_timer(struct hrtimer *timer)
return HRTIMER_NORESTART;
}
extern const u64 max_cfs_quota_period;
static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer)
{
struct cfs_bandwidth *cfs_b =

13
kernel/sched/sched.h
View File

@ -402,6 +402,19 @@ static inline bool dl_server_active(struct sched_dl_entity *dl_se)
extern struct list_head task_groups;
#ifdef CONFIG_CFS_BANDWIDTH
extern const u64 max_cfs_quota_period;
/*
* default period for cfs group bandwidth.
* default: 0.1s, units: nanoseconds
*/
static inline u64 default_cfs_period(void)
{
return 100000000ULL;
}
#endif /* CONFIG_CFS_BANDWIDTH */
struct cfs_bandwidth {
#ifdef CONFIG_CFS_BANDWIDTH
raw_spinlock_t lock;