1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef _LINUX_SCHED_DEADLINE_H
3 #define _LINUX_SCHED_DEADLINE_H
4
5 /*
6 * SCHED_DEADLINE tasks has negative prioritie
7 * the fact that any of them has higher prio t
8 * NORMAL/BATCH tasks.
9 */
10
11 #include <linux/sched.h>
12
13 static inline bool dl_prio(int prio)
14 {
15 return unlikely(prio < MAX_DL_PRIO);
16 }
17
18 /*
19 * Returns true if a task has a priority that
20 * tasks will return true. Use dl_policy() to
21 */
22 static inline bool dl_task(struct task_struct
23 {
24 return dl_prio(p->prio);
25 }
26
27 static inline bool dl_time_before(u64 a, u64 b
28 {
29 return (s64)(a - b) < 0;
30 }
31
32 #ifdef CONFIG_SMP
33
34 struct root_domain;
35 extern void dl_add_task_root_domain(struct tas
36 extern void dl_clear_root_domain(struct root_d
37
38 #endif /* CONFIG_SMP */
39
40 #endif /* _LINUX_SCHED_DEADLINE_H */
41
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