1#ifndef _LINUX_RESOURCE_H 2#define _LINUX_RESOURCE_H 3 4#include <linux/time.h> 5 6/* 7 * Resource control/accounting header file for linux 8 */ 9 10/* 11 * Definition of struct rusage taken from BSD 4.3 Reno 12 * 13 * We don't support all of these yet, but we might as well have them.... 14 * Otherwise, each time we add new items, programs which depend on this 15 * structure will lose. This reduces the chances of that happening. 16 */ 17#define RUSAGE_SELF 0 18#define RUSAGE_CHILDREN (-1) 19#define RUSAGE_BOTH (-2) /* sys_wait4() uses this */ 20#define RUSAGE_THREAD 1 /* only the calling thread */ 21 22struct rusage { 23 struct timeval ru_utime; /* user time used */ 24 struct timeval ru_stime; /* system time used */ 25 long ru_maxrss; /* maximum resident set size */ 26 long ru_ixrss; /* integral shared memory size */ 27 long ru_idrss; /* integral unshared data size */ 28 long ru_isrss; /* integral unshared stack size */ 29 long ru_minflt; /* page reclaims */ 30 long ru_majflt; /* page faults */ 31 long ru_nswap; /* swaps */ 32 long ru_inblock; /* block input operations */ 33 long ru_oublock; /* block output operations */ 34 long ru_msgsnd; /* messages sent */ 35 long ru_msgrcv; /* messages received */ 36 long ru_nsignals; /* signals received */ 37 long ru_nvcsw; /* voluntary context switches */ 38 long ru_nivcsw; /* involuntary " */ 39}; 40 41struct rlimit { 42 unsigned long rlim_cur; 43 unsigned long rlim_max; 44}; 45 46#define RLIM64_INFINITY (~0ULL) 47 48struct rlimit64 { 49 __u64 rlim_cur; 50 __u64 rlim_max; 51}; 52 53#define PRIO_MIN (-20) 54#define PRIO_MAX 20 55 56#define PRIO_PROCESS 0 57#define PRIO_PGRP 1 58#define PRIO_USER 2 59 60/* 61 * Limit the stack by to some sane default: root can always 62 * increase this limit if needed.. 8MB seems reasonable. 63 */ 64#define _STK_LIM (8*1024*1024) 65 66/* 67 * GPG2 wants 64kB of mlocked memory, to make sure pass phrases 68 * and other sensitive information are never written to disk. 69 */ 70#define MLOCK_LIMIT ((PAGE_SIZE > 64*1024) ? PAGE_SIZE : 64*1024) 71 72/* 73 * Due to binary compatibility, the actual resource numbers 74 * may be different for different linux versions.. 75 */ 76#include <asm/resource.h> 77 78 79#endif 80