tools/include/uapi/linux/sched.h

   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
  53 #endif /* _UAPI_LINUX_SCHED_H */