diff options
Diffstat (limited to 'include/linux/ioprio.h')
-rw-r--r-- | include/linux/ioprio.h | 23 |
1 files changed, 1 insertions, 22 deletions
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h index 88d5961f7a3f..8e2042b9d471 100644 --- a/include/linux/ioprio.h +++ b/include/linux/ioprio.h | |||
@@ -59,27 +59,6 @@ static inline int task_nice_ioprio(struct task_struct *task) | |||
59 | /* | 59 | /* |
60 | * For inheritance, return the highest of the two given priorities | 60 | * For inheritance, return the highest of the two given priorities |
61 | */ | 61 | */ |
62 | static inline int ioprio_best(unsigned short aprio, unsigned short bprio) | 62 | extern int ioprio_best(unsigned short aprio, unsigned short bprio); |
63 | { | ||
64 | unsigned short aclass = IOPRIO_PRIO_CLASS(aprio); | ||
65 | unsigned short bclass = IOPRIO_PRIO_CLASS(bprio); | ||
66 | |||
67 | if (!ioprio_valid(aprio)) | ||
68 | return bprio; | ||
69 | if (!ioprio_valid(bprio)) | ||
70 | return aprio; | ||
71 | |||
72 | if (aclass == IOPRIO_CLASS_NONE) | ||
73 | aclass = IOPRIO_CLASS_BE; | ||
74 | if (bclass == IOPRIO_CLASS_NONE) | ||
75 | bclass = IOPRIO_CLASS_BE; | ||
76 | |||
77 | if (aclass == bclass) | ||
78 | return min(aprio, bprio); | ||
79 | if (aclass > bclass) | ||
80 | return bprio; | ||
81 | else | ||
82 | return aprio; | ||
83 | } | ||
84 | 63 | ||
85 | #endif | 64 | #endif |