1#ifndef _UAPI_LINUX_RESOURCE_H
2#define _UAPI_LINUX_RESOURCE_H
3
4#include <linux/time.h>
5#include <linux/types.h>
6
7/*
8 * Resource control/accounting header file for linux
9 */
10
11/*
12 * Definition of struct rusage taken from BSD 4.3 Reno
13 *
14 * We don't support all of these yet, but we might as well have them....
15 * Otherwise, each time we add new items, programs which depend on this
16 * structure will lose.  This reduces the chances of that happening.
17 */
18#define	RUSAGE_SELF	0
19#define	RUSAGE_CHILDREN	(-1)
20#define RUSAGE_BOTH	(-2)		/* sys_wait4() uses this */
21#define	RUSAGE_THREAD	1		/* only the calling thread */
22
23struct	rusage {
24	struct timeval ru_utime;	/* user time used */
25	struct timeval ru_stime;	/* system time used */
26	__kernel_long_t	ru_maxrss;	/* maximum resident set size */
27	__kernel_long_t	ru_ixrss;	/* integral shared memory size */
28	__kernel_long_t	ru_idrss;	/* integral unshared data size */
29	__kernel_long_t	ru_isrss;	/* integral unshared stack size */
30	__kernel_long_t	ru_minflt;	/* page reclaims */
31	__kernel_long_t	ru_majflt;	/* page faults */
32	__kernel_long_t	ru_nswap;	/* swaps */
33	__kernel_long_t	ru_inblock;	/* block input operations */
34	__kernel_long_t	ru_oublock;	/* block output operations */
35	__kernel_long_t	ru_msgsnd;	/* messages sent */
36	__kernel_long_t	ru_msgrcv;	/* messages received */
37	__kernel_long_t	ru_nsignals;	/* signals received */
38	__kernel_long_t	ru_nvcsw;	/* voluntary context switches */
39	__kernel_long_t	ru_nivcsw;	/* involuntary " */
40};
41
42struct rlimit {
43	__kernel_ulong_t	rlim_cur;
44	__kernel_ulong_t	rlim_max;
45};
46
47#define RLIM64_INFINITY		(~0ULL)
48
49struct rlimit64 {
50	__u64 rlim_cur;
51	__u64 rlim_max;
52};
53
54#define	PRIO_MIN	(-20)
55#define	PRIO_MAX	20
56
57#define	PRIO_PROCESS	0
58#define	PRIO_PGRP	1
59#define	PRIO_USER	2
60
61/*
62 * Limit the stack by to some sane default: root can always
63 * increase this limit if needed..  8MB seems reasonable.
64 */
65#define _STK_LIM	(8*1024*1024)
66
67/*
68 * GPG2 wants 64kB of mlocked memory, to make sure pass phrases
69 * and other sensitive information are never written to disk.
70 */
71#define MLOCK_LIMIT	((PAGE_SIZE > 64*1024) ? PAGE_SIZE : 64*1024)
72
73/*
74 * Due to binary compatibility, the actual resource numbers
75 * may be different for different linux versions..
76 */
77#include <asm/resource.h>
78
79
80#endif /* _UAPI_LINUX_RESOURCE_H */
81