io_ddir.h

   1 #ifndef FIO_DDIR_H
   2 #define FIO_DDIR_H
   3
   4 enum fio_ddir {
   5         DDIR_READ = 0,
   6         DDIR_WRITE = 1,
   7         DDIR_TRIM = 2,
   8         DDIR_SYNC = 3,
   9         DDIR_DATASYNC,
  10         DDIR_SYNC_FILE_RANGE,
  11         DDIR_WAIT,
  12         DDIR_LAST,
  13         DDIR_INVAL = -1,
  14
  15         DDIR_RWDIR_CNT = 3,
  16         DDIR_RWDIR_SYNC_CNT = 4,
  17 };
  18
  19 #define for_each_rw_ddir(ddir)  for (enum fio_ddir ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
  20
  21 static inline const char *io_ddir_name(enum fio_ddir ddir)
  22 {
  23         static const char *name[] = { "read", "write", "trim", "sync",
  24                                         "datasync", "sync_file_range",
  25                                         "wait", };
  26
  27         if (ddir >= 0 && ddir < DDIR_LAST)
  28                 return name[ddir];
  29
  30         return "invalid";
  31 }
  32
  33 enum td_ddir {
  34         TD_DDIR_READ            = 1 << 0,
  35         TD_DDIR_WRITE           = 1 << 1,
  36         TD_DDIR_RAND            = 1 << 2,
  37         TD_DDIR_TRIM            = 1 << 3,
  38         TD_DDIR_RW              = TD_DDIR_READ | TD_DDIR_WRITE,
  39         TD_DDIR_RANDREAD        = TD_DDIR_READ | TD_DDIR_RAND,
  40         TD_DDIR_RANDWRITE       = TD_DDIR_WRITE | TD_DDIR_RAND,
  41         TD_DDIR_RANDRW          = TD_DDIR_RW | TD_DDIR_RAND,
  42         TD_DDIR_RANDTRIM        = TD_DDIR_TRIM | TD_DDIR_RAND,
  43         TD_DDIR_TRIMWRITE       = TD_DDIR_TRIM | TD_DDIR_WRITE,
  44         TD_DDIR_RANDTRIMWRITE   = TD_DDIR_RANDTRIM | TD_DDIR_WRITE,
  45 };
  46
  47 #define td_read(td)             ((td)->o.td_ddir & TD_DDIR_READ)
  48 #define td_write(td)            ((td)->o.td_ddir & TD_DDIR_WRITE)
  49 #define td_trim(td)             ((td)->o.td_ddir & TD_DDIR_TRIM)
  50 #define td_rw(td)               (((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW)
  51 #define td_random(td)           ((td)->o.td_ddir & TD_DDIR_RAND)
  52 #define file_randommap(td, f)   (!(td)->o.norandommap && fio_file_axmap((f)))
  53 #define td_trimwrite(td)        (((td)->o.td_ddir & TD_DDIR_TRIMWRITE) \
  54                                         == TD_DDIR_TRIMWRITE)
  55 #define td_randtrimwrite(td)    (((td)->o.td_ddir & TD_DDIR_RANDTRIMWRITE) \
  56                                         == TD_DDIR_RANDTRIMWRITE)
  57
  58 static inline int ddir_sync(enum fio_ddir ddir)
  59 {
  60         return ddir == DDIR_SYNC || ddir == DDIR_DATASYNC ||
  61                ddir == DDIR_SYNC_FILE_RANGE;
  62 }
  63
  64 static inline int ddir_rw(enum fio_ddir ddir)
  65 {
  66         return ddir == DDIR_READ || ddir == DDIR_WRITE || ddir == DDIR_TRIM;
  67 }
  68
  69 static inline const char *ddir_str(enum td_ddir ddir)
  70 {
  71         static const char *__str[] = { NULL, "read", "write", "rw", "rand",
  72                                 "randread", "randwrite", "randrw",
  73                                 "trim", NULL, "trimwrite", NULL, "randtrim",
  74                                 NULL, "randtrimwrite" };
  75
  76         return __str[ddir];
  77 }
  78
  79 #define ddir_rw_sum(arr)        \
  80         ((arr)[DDIR_READ] + (arr)[DDIR_WRITE] + (arr)[DDIR_TRIM])
  81
  82 #endif