diff options
Diffstat (limited to 'c_src/include/linux/ioprio.h')
| -rw-r--r-- | c_src/include/linux/ioprio.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/c_src/include/linux/ioprio.h b/c_src/include/linux/ioprio.h deleted file mode 100644 index 822c64a2..00000000 --- a/c_src/include/linux/ioprio.h +++ /dev/null @@ -1,46 +0,0 @@ -#ifndef IOPRIO_H -#define IOPRIO_H - -/* - * Gives us 8 prio classes with 13-bits of data for each class - */ -#define IOPRIO_BITS (16) -#define IOPRIO_CLASS_SHIFT (13) -#define IOPRIO_PRIO_MASK ((1UL << IOPRIO_CLASS_SHIFT) - 1) - -#define IOPRIO_PRIO_CLASS(mask) ((mask) >> IOPRIO_CLASS_SHIFT) -#define IOPRIO_PRIO_DATA(mask) ((mask) & IOPRIO_PRIO_MASK) -#define IOPRIO_PRIO_VALUE(class, data) (((class) << IOPRIO_CLASS_SHIFT) | data) - -#define ioprio_valid(mask) (IOPRIO_PRIO_CLASS((mask)) != IOPRIO_CLASS_NONE) - -/* - * These are the io priority groups as implemented by CFQ. RT is the realtime - * class, it always gets premium service. BE is the best-effort scheduling - * class, the default for any process. IDLE is the idle scheduling class, it - * is only served when no one else is using the disk. - */ -enum { - IOPRIO_CLASS_NONE, - IOPRIO_CLASS_RT, - IOPRIO_CLASS_BE, - IOPRIO_CLASS_IDLE, -}; - -/* - * 8 best effort priority levels are supported - */ -#define IOPRIO_BE_NR (8) - -enum { - IOPRIO_WHO_PROCESS = 1, - IOPRIO_WHO_PGRP, - IOPRIO_WHO_USER, -}; - -/* - * Fallback BE priority - */ -#define IOPRIO_NORM (4) - -#endif |