debug.h

   1 #ifndef FIO_DEBUG_H
   2 #define FIO_DEBUG_H
   3
   4 #include <assert.h>
   5 #include "log.h"
   6
   7 enum {
   8         FD_PROCESS      = 0,
   9         FD_FILE,
  10         FD_IO,
  11         FD_MEM,
  12         FD_BLKTRACE,
  13         FD_VERIFY,
  14         FD_RANDOM,
  15         FD_PARSE,
  16         FD_DISKUTIL,
  17         FD_JOB,
  18         FD_DEBUG_MAX,
  19 };
  20
  21 #ifdef FIO_INC_DEBUG
  22 struct debug_level {
  23         const char *name;
  24         unsigned long shift;
  25         unsigned int jobno;
  26 };
  27 extern struct debug_level debug_levels[];
  28
  29 extern unsigned long fio_debug;
  30 extern unsigned int fio_debug_jobno, *fio_debug_jobp;
  31
  32 #define dprint(type, str, args...)                              \
  33         do {                                                    \
  34                 pid_t pid = getpid();                           \
  35                 assert(type < FD_DEBUG_MAX);                    \
  36                 if ((((1 << type)) & fio_debug) == 0)           \
  37                         break;                                  \
  38                 if (fio_debug_jobp && *fio_debug_jobp != -1U    \
  39                     && pid != *fio_debug_jobp)                  \
  40                         break;                                  \
  41                 log_info("%-8s ", debug_levels[(type)].name);   \
  42                 log_info("%-5u ", pid);                         \
  43                 log_info(str, ##args);                          \
  44         } while (0)
  45
  46 #else
  47
  48 #define dprint(type, str, args...)
  49 #endif
  50
  51 #endif