diff options
Diffstat (limited to 'include/linux/sched/prio.h')
-rw-r--r-- | include/linux/sched/prio.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/sched/prio.h b/include/linux/sched/prio.h index ac322583c820..d9cf5a5762d9 100644 --- a/include/linux/sched/prio.h +++ b/include/linux/sched/prio.h | |||
@@ -41,4 +41,20 @@ | |||
41 | #define TASK_USER_PRIO(p) USER_PRIO((p)->static_prio) | 41 | #define TASK_USER_PRIO(p) USER_PRIO((p)->static_prio) |
42 | #define MAX_USER_PRIO (USER_PRIO(MAX_PRIO)) | 42 | #define MAX_USER_PRIO (USER_PRIO(MAX_PRIO)) |
43 | 43 | ||
44 | /* | ||
45 | * Convert nice value [19,-20] to rlimit style value [1,40]. | ||
46 | */ | ||
47 | static inline long nice_to_rlimit(long nice) | ||
48 | { | ||
49 | return (MAX_NICE - nice + 1); | ||
50 | } | ||
51 | |||
52 | /* | ||
53 | * Convert rlimit style value [1,40] to nice value [-20, 19]. | ||
54 | */ | ||
55 | static inline long rlimit_to_nice(long prio) | ||
56 | { | ||
57 | return (MAX_NICE - prio + 1); | ||
58 | } | ||
59 | |||
44 | #endif /* _SCHED_PRIO_H */ | 60 | #endif /* _SCHED_PRIO_H */ |