| /* SPDX-License-Identifier: GPL-2.0 */ |
| |
| #define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2) |
| |
| #define CPUPRI_INVALID -1 |
| #define CPUPRI_IDLE 0 |
| #define CPUPRI_NORMAL 1 |
| /* values 2-101 are RT priorities 0-99 */ |
| |
| struct cpupri_vec { |
| atomic_t count; |
| cpumask_var_t mask; |
| }; |
| |
| struct cpupri { |
| struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES]; |
| int *cpu_to_pri; |
| }; |
| |
| #ifdef CONFIG_SMP |
| int cpupri_find(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 |
