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_MUTEX,
  19         FD_DEBUG_MAX,
  20 };
  21
  22 extern unsigned int fio_debug_jobno, *fio_debug_jobp;
  23
  24 #ifdef FIO_INC_DEBUG
  25 struct debug_level {
  26         const char *name;
  27         unsigned long shift;
  28         unsigned int jobno;
  29 };
  30 extern struct debug_level debug_levels[];
  31
  32 extern unsigned long fio_debug;
  33
  34 #define dprint(type, str, args...)                              \
  35         do {                                                    \
  36                 pid_t pid = getpid();                           \
  37                 assert(type < FD_DEBUG_MAX);                    \
  38                 if ((((1 << type)) & fio_debug) == 0)           \
  39                         break;                                  \
  40                 if (fio_debug_jobp && *fio_debug_jobp != -1U    \
  41                     && pid != *fio_debug_jobp)                  \
  42                         break;                                  \
  43                 log_info("%-8s ", debug_levels[(type)].name);   \
  44                 log_info("%-5u ", (int) pid);                   \
  45                 log_info(str, ##args);                          \
  46         } while (0)
  47
  48 #else
  49
  50 #define dprint(type, str, args...)
  51 #endif
  52
  53 #endif