1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_SCHED_DEADLINE_H 2 #ifndef _LINUX_SCHED_DEADLINE_H
3 #define _LINUX_SCHED_DEADLINE_H 3 #define _LINUX_SCHED_DEADLINE_H
4 4
>> 5 #include <linux/sched.h>
>> 6
5 /* 7 /*
6 * SCHED_DEADLINE tasks has negative prioritie 8 * SCHED_DEADLINE tasks has negative priorities, reflecting
7 * the fact that any of them has higher prio t 9 * the fact that any of them has higher prio than RT and
8 * NORMAL/BATCH tasks. 10 * NORMAL/BATCH tasks.
9 */ 11 */
10 12
11 #include <linux/sched.h> !! 13 #define MAX_DL_PRIO 0
12 14
13 static inline bool dl_prio(int prio) !! 15 static inline int dl_prio(int prio)
14 { 16 {
15 return unlikely(prio < MAX_DL_PRIO); !! 17 if (unlikely(prio < MAX_DL_PRIO))
>> 18 return 1;
>> 19 return 0;
16 } 20 }
17 21
18 /* !! 22 static inline int dl_task(struct task_struct *p)
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 { 23 {
24 return dl_prio(p->prio); 24 return dl_prio(p->prio);
25 } 25 }
26 26
27 static inline bool dl_time_before(u64 a, u64 b 27 static inline bool dl_time_before(u64 a, u64 b)
28 { 28 {
29 return (s64)(a - b) < 0; 29 return (s64)(a - b) < 0;
30 } 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 31
40 #endif /* _LINUX_SCHED_DEADLINE_H */ 32 #endif /* _LINUX_SCHED_DEADLINE_H */
41 33
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