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| author | Hisham Muhammad <hisham@gobolinux.org> | 2012-10-04 23:59:45 +0000 |
|---|---|---|
| committer | Hisham Muhammad <hisham@gobolinux.org> | 2012-10-04 23:59:45 +0000 |
| commit | 47e881f460cfb441be64a1ff17295357fb02d0ad (patch) | |
| tree | a0e48ec820c059d71be2abb0573393ef76052ea7 /IOPriority.c | |
| parent | e6c6d7fbf7c463c7e8c877b60059c47f1841e9c0 (diff) | |
Add IO priority support ('i' key)
Diffstat (limited to 'IOPriority.c')
| -rw-r--r-- | IOPriority.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/IOPriority.c b/IOPriority.c new file mode 100644 index 00000000..7b197436 --- /dev/null +++ b/IOPriority.c @@ -0,0 +1,41 @@ +/* +htop - IOPriority.c +(C) 2004-2012 Hisham H. Muhammad +Released under the GNU GPL, see the COPYING file +in the source distribution for its full text. + +Based on ionice, +Copyright (C) 2005 Jens Axboe <jens@axboe.dk> +Released under the terms of the GNU General Public License version 2 +*/ + +#include "IOPriority.h" + +/*{ + +enum { + IOPRIO_CLASS_NONE, + IOPRIO_CLASS_RT, + IOPRIO_CLASS_BE, + IOPRIO_CLASS_IDLE, +}; + +#define IOPRIO_WHO_PROCESS 1 + +#define IOPRIO_CLASS_SHIFT (13) +#define IOPRIO_PRIO_MASK ((1UL << IOPRIO_CLASS_SHIFT) - 1) + +#define IOPriority_class(ioprio_) ((int) ((ioprio_) >> IOPRIO_CLASS_SHIFT) ) +#define IOPriority_data(ioprio_) ((int) ((ioprio_) & IOPRIO_PRIO_MASK) ) + +typedef int IOPriority; + +#define IOPriority_tuple(class_, data_) (((class_) << IOPRIO_CLASS_SHIFT) | data_) + +#define IOPriority_error 0xffffffff + +#define IOPriority_None IOPriority_tuple(IOPRIO_CLASS_NONE, 0) +#define IOPriority_Idle IOPriority_tuple(IOPRIO_CLASS_IDLE, 0) + +}*/ + |