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1 | #ifndef _LINUX_RESOURCE_H |
2 | #define _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 | |
23 | struct rusage { |
24 | struct timeval ru_utime; /* user time used */ |
25 | struct timeval ru_stime; /* system time used */ |
26 | long ru_maxrss; /* maximum resident set size */ |
27 | long ru_ixrss; /* integral shared memory size */ |
28 | long ru_idrss; /* integral unshared data size */ |
29 | long ru_isrss; /* integral unshared stack size */ |
30 | long ru_minflt; /* page reclaims */ |
31 | long ru_majflt; /* page faults */ |
32 | long ru_nswap; /* swaps */ |
33 | long ru_inblock; /* block input operations */ |
34 | long ru_oublock; /* block output operations */ |
35 | long ru_msgsnd; /* messages sent */ |
36 | long ru_msgrcv; /* messages received */ |
37 | long ru_nsignals; /* signals received */ |
38 | long ru_nvcsw; /* voluntary context switches */ |
39 | long ru_nivcsw; /* involuntary " */ |
40 | }; |
41 | |
42 | struct rlimit { |
43 | unsigned long rlim_cur; |
44 | unsigned long rlim_max; |
45 | }; |
46 | |
47 | #define RLIM64_INFINITY (~0ULL) |
48 | |
49 | struct 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 | #ifdef __KERNEL__ |
80 | |
81 | struct task_struct; |
82 | |
83 | int getrusage(struct task_struct *p, int who, struct rusage __user *ru); |
84 | int do_prlimit(struct task_struct *tsk, unsigned int resource, |
85 | struct rlimit *new_rlim, struct rlimit *old_rlim); |
86 | |
87 | #endif /* __KERNEL__ */ |
88 | |
89 | #endif |
90 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
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v3.9