include/linux/resource.h

/* */
   1 #ifndef _LINUX_RESOURCE_H
   2 #define _LINUX_RESOURCE_H
   3 
   4 /*
   5  * Resource control/accounting header file for linux
   6  */
   7 
   8 /*
   9  * Definition of struct rusage taken from BSD 4.3 Reno
  10  * 
  11  * We don't support all of these yet, but we might as well have them....
  12  * Otherwise, each time we add new items, programs which depend on this
  13  * structure will lose.  This reduces the chances of that happening.
  14  */
  15 #define RUSAGE_SELF     0
  16 #define RUSAGE_CHILDREN -1
  17 
  18 struct  rusage {
  19         struct timeval ru_utime;        /* user time used */
  20         struct timeval ru_stime;        /* system time used */
  21         long    ru_maxrss;              /* maximum resident set size */
  22         long    ru_ixrss;               /* integral shared memory size */
  23         long    ru_idrss;               /* integral unshared data size */
  24         long    ru_isrss;               /* integral unshared stack size */
  25         long    ru_minflt;              /* page reclaims */
  26         long    ru_majflt;              /* page faults */
  27         long    ru_nswap;               /* swaps */
  28         long    ru_inblock;             /* block input operations */
  29         long    ru_oublock;             /* block output operations */
  30         long    ru_msgsnd;              /* messages sent */
  31         long    ru_msgrcv;              /* messages received */
  32         long    ru_nsignals;            /* signals received */
  33         long    ru_nvcsw;               /* voluntary context switches */
  34         long    ru_nivcsw;              /* involuntary " */
  35 };
  36 
  37 /*
  38  * Resource limits
  39  */
  40 
  41 #define RLIMIT_CPU      0               /* CPU time in ms */
  42 #define RLIMIT_FSIZE    1               /* Maximum filesize */
  43 #define RLIMIT_DATA     2               /* max data size */
  44 #define RLIMIT_STACK    3               /* max stack size */
  45 #define RLIMIT_CORE     4               /* max core file size */
  46 #define RLIMIT_RSS      5               /* max resident set size */
  47 
  48 #ifdef notdef
  49 #define RLIMIT_MEMLOCK  6               /* max locked-in-memory address space*/
  50 #define RLIMIT_NPROC    7               /* max number of processes */
  51 #define RLIMIT_OFILE    8               /* max number of open files */
  52 #endif
  53 
  54 #define RLIM_NLIMITS    6
  55 
  56 #define RLIM_INFINITY   0x7fffffff
  57 
  58 struct rlimit {
  59         int     rlim_cur;
  60         int     rlim_max;
  61 };
  62 
  63 #define PRIO_MIN        -99
  64 #define PRIO_MAX        14
  65 
  66 #define PRIO_PROCESS    0
  67 #define PRIO_PGRP       1
  68 #define PRIO_USER       2
  69 
  70 #endif
/* */
root/include/linux/resource.h

INCLUDED FROM
