diff options
Diffstat (limited to 'kernel/sched/cpupri.h')
| -rw-r--r-- | kernel/sched/cpupri.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/kernel/sched/cpupri.h b/kernel/sched/cpupri.h index 7dc20a3232e7..6f562088c056 100644 --- a/kernel/sched/cpupri.h +++ b/kernel/sched/cpupri.h @@ -1,11 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0 */ +#include <linux/atomic.h> +#include <linux/cpumask.h> +#include <linux/sched/rt.h> -#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2) +#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO+1) #define CPUPRI_INVALID -1 -#define CPUPRI_IDLE 0 -#define CPUPRI_NORMAL 1 -/* values 2-101 are RT priorities 0-99 */ +#define CPUPRI_NORMAL 0 +/* values 1-99 are for RT1-RT99 priorities */ +#define CPUPRI_HIGHER 100 struct cpupri_vec { atomic_t count; @@ -17,9 +20,11 @@ struct cpupri { int *cpu_to_pri; }; -#ifdef CONFIG_SMP -int cpupri_find(struct cpupri *cp, struct task_struct *p, struct cpumask *lowest_mask); +int cpupri_find(struct cpupri *cp, struct task_struct *p, + struct cpumask *lowest_mask); +int cpupri_find_fitness(struct cpupri *cp, struct task_struct *p, + struct cpumask *lowest_mask, + bool (*fitness_fn)(struct task_struct *p, int cpu)); void cpupri_set(struct cpupri *cp, int cpu, int pri); int cpupri_init(struct cpupri *cp); void cpupri_cleanup(struct cpupri *cp); -#endif |