xref: /linux/include/uapi/asm-generic/resource.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_ASM_GENERIC_RESOURCE_H
3 #define _UAPI_ASM_GENERIC_RESOURCE_H
4 
5 /*
6  * Resource limit IDs
7  *
8  * ( Compatibility detail: there are architectures that have
9  *   a different rlimit ID order in the 5-9 range and want
10  *   to keep that order for binary compatibility. The reasons
11  *   are historic and all new rlimits are identical across all
12  *   arches. If an arch has such special order for some rlimits
13  *   then it defines them prior including asm-generic/resource.h. )
14  */
15 
16 #define RLIMIT_CPU		0	/* CPU time in sec */
17 #define RLIMIT_FSIZE		1	/* Maximum filesize */
18 #define RLIMIT_DATA		2	/* max data size */
19 #define RLIMIT_STACK		3	/* max stack size */
20 #define RLIMIT_CORE		4	/* max core file size */
21 
22 #ifndef RLIMIT_RSS
23 # define RLIMIT_RSS		5	/* max resident set size */
24 #endif
25 
26 #ifndef RLIMIT_NPROC
27 # define RLIMIT_NPROC		6	/* max number of processes */
28 #endif
29 
30 #ifndef RLIMIT_NOFILE
31 # define RLIMIT_NOFILE		7	/* max number of open files */
32 #endif
33 
34 #ifndef RLIMIT_MEMLOCK
35 # define RLIMIT_MEMLOCK		8	/* max locked-in-memory address space */
36 #endif
37 
38 #ifndef RLIMIT_AS
39 # define RLIMIT_AS		9	/* address space limit */
40 #endif
41 
42 #define RLIMIT_LOCKS		10	/* maximum file locks held */
43 #define RLIMIT_SIGPENDING	11	/* max number of pending signals */
44 #define RLIMIT_MSGQUEUE		12	/* maximum bytes in POSIX mqueues */
45 #define RLIMIT_NICE		13	/* max nice prio allowed to raise to
46 					   0-39 for nice level 19 .. -20 */
47 #define RLIMIT_RTPRIO		14	/* maximum realtime priority */
48 #define RLIMIT_RTTIME		15	/* timeout for RT tasks in us */
49 #define RLIM_NLIMITS		16
50 
51 /*
52  * SuS says limits have to be unsigned.
53  * Which makes a ton more sense anyway.
54  *
55  * Some architectures override this (for compatibility reasons):
56  */
57 #ifndef RLIM_INFINITY
58 # define RLIM_INFINITY		(~0UL)
59 #endif
60 
61 
62 #endif /* _UAPI_ASM_GENERIC_RESOURCE_H */
63