diff options
| -rw-r--r-- | include/linux/ioprio.h | 10 | ||||
| -rw-r--r-- | include/uapi/linux/ioprio.h | 2 |
2 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h index ef9ad4fb245f..2ee3373684b1 100644 --- a/include/linux/ioprio.h +++ b/include/linux/ioprio.h @@ -9,6 +9,16 @@ #include <uapi/linux/ioprio.h> /* + * Check that a priority value has a valid class. + */ +static inline bool ioprio_valid(unsigned short ioprio) +{ + unsigned short class = IOPRIO_PRIO_CLASS(ioprio); + + return class > IOPRIO_CLASS_NONE && class <= IOPRIO_CLASS_IDLE; +} + +/* * if process has set io priority explicitly, use that. if not, convert * the cpu scheduler nice value to an io priority */ diff --git a/include/uapi/linux/ioprio.h b/include/uapi/linux/ioprio.h index 6b735854aebd..5064e230374c 100644 --- a/include/uapi/linux/ioprio.h +++ b/include/uapi/linux/ioprio.h @@ -27,8 +27,6 @@ enum { IOPRIO_CLASS_IDLE, }; -#define ioprio_valid(mask) (IOPRIO_PRIO_CLASS((mask)) != IOPRIO_CLASS_NONE) - /* * 8 best effort priority levels are supported */ |