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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 */