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#ifndef _LINUX_RESOURCE_H #define _LINUX_RESOURCE_H
#include <linux/time.h>
struct task_struct;
/* * Resource control/accounting header file for linux */
/* * Definition of struct rusage taken from BSD 4.3 Reno * * We don't support all of these yet, but we might as well have them.... * Otherwise, each time we add new items, programs which depend on this * structure will lose. This reduces the chances of that happening. */ #define RUSAGE_SELF 0 #define RUSAGE_CHILDREN (-1) #define RUSAGE_BOTH (-2) /* sys_wait4() uses this */
struct rusage { struct timeval ru_utime; /* user time used */ struct timeval ru_stime; /* system time used */ long ru_maxrss; /* maximum resident set size */ long ru_ixrss; /* integral shared memory size */ long ru_idrss; /* integral unshared data size */ long ru_isrss; /* integral unshared stack size */ long ru_minflt; /* page reclaims */ long ru_majflt; /* page faults */ long ru_nswap; /* swaps */ long ru_inblock; /* block input operations */ long ru_oublock; /* block output operations */ long ru_msgsnd; /* messages sent */ long ru_msgrcv; /* messages received */ long ru_nsignals; /* signals received */ long ru_nvcsw; /* voluntary context switches */ long ru_nivcsw; /* involuntary " */ };
struct rlimit { unsigned long rlim_cur; unsigned long rlim_max; };
#define PRIO_MIN (-20) #define PRIO_MAX 20
#define PRIO_PROCESS 0 #define PRIO_PGRP 1 #define PRIO_USER 2
/* * Limit the stack by to some sane default: root can always * increase this limit if needed.. 8MB seems reasonable. */ #define _STK_LIM (8*1024*1024)
/* * GPG wants 32kB of mlocked memory, to make sure pass phrases * and other sensitive information are never written to disk. */ #define MLOCK_LIMIT (8 * PAGE_SIZE)
/* * Due to binary compatibility, the actual resource numbers * may be different for different linux versions.. */ #include <asm/resource.h>
int getrusage(struct task_struct *p, int who, struct rusage *ru);
#endif
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