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resource.h
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1 #ifndef _UAPI_ASM_GENERIC_RESOURCE_H
2 #define _UAPI_ASM_GENERIC_RESOURCE_H
3 
4 /*
5  * Resource limit IDs
6  *
7  * ( Compatibility detail: there are architectures that have
8  * a different rlimit ID order in the 5-9 range and want
9  * to keep that order for binary compatibility. The reasons
10  * are historic and all new rlimits are identical across all
11  * arches. If an arch has such special order for some rlimits
12  * then it defines them prior including asm-generic/resource.h. )
13  */
14 
15 #define RLIMIT_CPU 0 /* CPU time in sec */
16 #define RLIMIT_FSIZE 1 /* Maximum filesize */
17 #define RLIMIT_DATA 2 /* max data size */
18 #define RLIMIT_STACK 3 /* max stack size */
19 #define RLIMIT_CORE 4 /* max core file size */
20 
21 #ifndef RLIMIT_RSS
22 # define RLIMIT_RSS 5 /* max resident set size */
23 #endif
24 
25 #ifndef RLIMIT_NPROC
26 # define RLIMIT_NPROC 6 /* max number of processes */
27 #endif
28 
29 #ifndef RLIMIT_NOFILE
30 # define RLIMIT_NOFILE 7 /* max number of open files */
31 #endif
32 
33 #ifndef RLIMIT_MEMLOCK
34 # define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */
35 #endif
36 
37 #ifndef RLIMIT_AS
38 # define RLIMIT_AS 9 /* address space limit */
39 #endif
40 
41 #define RLIMIT_LOCKS 10 /* maximum file locks held */
42 #define RLIMIT_SIGPENDING 11 /* max number of pending signals */
43 #define RLIMIT_MSGQUEUE 12 /* maximum bytes in POSIX mqueues */
44 #define RLIMIT_NICE 13 /* max nice prio allowed to raise to
45  0-39 for nice level 19 .. -20 */
46 #define RLIMIT_RTPRIO 14 /* maximum realtime priority */
47 #define RLIMIT_RTTIME 15 /* timeout for RT tasks in us */
48 #define RLIM_NLIMITS 16
49 
50 /*
51  * SuS says limits have to be unsigned.
52  * Which makes a ton more sense anyway.
53  *
54  * Some architectures override this (for compatibility reasons):
55  */
56 #ifndef RLIM_INFINITY
57 # define RLIM_INFINITY (~0UL)
58 #endif
59 
60 /*
61  * RLIMIT_STACK default maximum - some architectures override it:
62  */
63 #ifndef _STK_LIM_MAX
64 # define _STK_LIM_MAX RLIM_INFINITY
65 #endif
66 
67 
68 #endif /* _UAPI_ASM_GENERIC_RESOURCE_H */