sched.h 2.4 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859
  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. * cloning flags:
  6. */
  7. #define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
  8. #define CLONE_VM 0x00000100 /* set if VM shared between processes */
  9. #define CLONE_FS 0x00000200 /* set if fs info shared between processes */
  10. #define CLONE_FILES 0x00000400 /* set if open files shared between processes */
  11. #define CLONE_SIGHAND 0x00000800 /* set if signal handlers and blocked signals shared */
  12. #define CLONE_PTRACE 0x00002000 /* set if we want to let tracing continue on the child too */
  13. #define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
  14. #define CLONE_PARENT 0x00008000 /* set if we want to have the same parent as the cloner */
  15. #define CLONE_THREAD 0x00010000 /* Same thread group? */
  16. #define CLONE_NEWNS 0x00020000 /* New mount namespace group */
  17. #define CLONE_SYSVSEM 0x00040000 /* share system V SEM_UNDO semantics */
  18. #define CLONE_SETTLS 0x00080000 /* create a new TLS for the child */
  19. #define CLONE_PARENT_SETTID 0x00100000 /* set the TID in the parent */
  20. #define CLONE_CHILD_CLEARTID 0x00200000 /* clear the TID in the child */
  21. #define CLONE_DETACHED 0x00400000 /* Unused, ignored */
  22. #define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */
  23. #define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */
  24. #define CLONE_NEWCGROUP 0x02000000 /* New cgroup namespace */
  25. #define CLONE_NEWUTS 0x04000000 /* New utsname namespace */
  26. #define CLONE_NEWIPC 0x08000000 /* New ipc namespace */
  27. #define CLONE_NEWUSER 0x10000000 /* New user namespace */
  28. #define CLONE_NEWPID 0x20000000 /* New pid namespace */
  29. #define CLONE_NEWNET 0x40000000 /* New network namespace */
  30. #define CLONE_IO 0x80000000 /* Clone io context */
  31. /*
  32. * Scheduling policies
  33. */
  34. #define SCHED_NORMAL 0
  35. #define SCHED_FIFO 1
  36. #define SCHED_RR 2
  37. #define SCHED_BATCH 3
  38. /* SCHED_ISO: reserved but not implemented yet */
  39. #define SCHED_IDLE 5
  40. #define SCHED_DEADLINE 6
  41. /* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
  42. #define SCHED_RESET_ON_FORK 0x40000000
  43. /*
  44. * For the sched_{set,get}attr() calls
  45. */
  46. #define SCHED_FLAG_RESET_ON_FORK 0x01
  47. #define SCHED_FLAG_RECLAIM 0x02
  48. #define SCHED_FLAG_DL_OVERRUN 0x04
  49. #define SCHED_FLAG_ALL (SCHED_FLAG_RESET_ON_FORK | \
  50. SCHED_FLAG_RECLAIM | \
  51. SCHED_FLAG_DL_OVERRUN)
  52. #endif /* _UAPI_LINUX_SCHED_H */