xref: /linux/include/uapi/asm-generic/resource.h (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
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 */
69