1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_LINUX_SCHED_H
3 #define _UAPI_LINUX_SCHED_H
4 
5 /*
6  * cloning flags:
7  */
8 #define CSIGNAL		0x000000ff	/* signal mask to be sent at exit */
9 #define CLONE_VM	0x00000100	/* set if VM shared between processes */
10 #define CLONE_FS	0x00000200	/* set if fs info shared between processes */
11 #define CLONE_FILES	0x00000400	/* set if open files shared between processes */
12 #define CLONE_SIGHAND	0x00000800	/* set if signal handlers and blocked signals shared */
13 #define CLONE_PTRACE	0x00002000	/* set if we want to let tracing continue on the child too */
14 #define CLONE_VFORK	0x00004000	/* set if the parent wants the child to wake it up on mm_release */
15 #define CLONE_PARENT	0x00008000	/* set if we want to have the same parent as the cloner */
16 #define CLONE_THREAD	0x00010000	/* Same thread group? */
17 #define CLONE_NEWNS	0x00020000	/* New mount namespace group */
18 #define CLONE_SYSVSEM	0x00040000	/* share system V SEM_UNDO semantics */
19 #define CLONE_SETTLS	0x00080000	/* create a new TLS for the child */
20 #define CLONE_PARENT_SETTID	0x00100000	/* set the TID in the parent */
21 #define CLONE_CHILD_CLEARTID	0x00200000	/* clear the TID in the child */
22 #define CLONE_DETACHED		0x00400000	/* Unused, ignored */
23 #define CLONE_UNTRACED		0x00800000	/* set if the tracing process can't force CLONE_PTRACE on this clone */
24 #define CLONE_CHILD_SETTID	0x01000000	/* set the TID in the child */
25 #define CLONE_NEWCGROUP		0x02000000	/* New cgroup namespace */
26 #define CLONE_NEWUTS		0x04000000	/* New utsname namespace */
27 #define CLONE_NEWIPC		0x08000000	/* New ipc namespace */
28 #define CLONE_NEWUSER		0x10000000	/* New user namespace */
29 #define CLONE_NEWPID		0x20000000	/* New pid namespace */
30 #define CLONE_NEWNET		0x40000000	/* New network namespace */
31 #define CLONE_IO		0x80000000	/* Clone io context */
32 
33 /*
34  * Scheduling policies
35  */
36 #define SCHED_NORMAL		0
37 #define SCHED_FIFO		1
38 #define SCHED_RR		2
39 #define SCHED_BATCH		3
40 /* SCHED_ISO: reserved but not implemented yet */
41 #define SCHED_IDLE		5
42 #define SCHED_DEADLINE		6
43 
44 /* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
45 #define SCHED_RESET_ON_FORK     0x40000000
46 
47 /*
48  * For the sched_{set,get}attr() calls
49  */
50 #define SCHED_FLAG_RESET_ON_FORK	0x01
51 #define SCHED_FLAG_RECLAIM		0x02
52 #define SCHED_FLAG_DL_OVERRUN		0x04
53 
54 #define SCHED_FLAG_ALL	(SCHED_FLAG_RESET_ON_FORK	| \
55 			 SCHED_FLAG_RECLAIM		| \
56 			 SCHED_FLAG_DL_OVERRUN)
57 
58 #endif /* _UAPI_LINUX_SCHED_H */
59