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Annotation of linux/include/sys/resource.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Resource control/accounting header file for linux
                      3:  */
                      4: 
                      5: #ifndef _SYS_RESOURCE_H
                      6: #define _SYS_RESOURCE_H
                      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: #endif /* _SYS_RESOURCE_H */

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