sys/compat/linux/common/linux_sched.h

   1 /*      $NetBSD: linux_sched.h,v 1.6 2008/04/17 17:47:23 njoly Exp $    */
   2
   3 /*-
   4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
   9  * NASA Ames Research Center.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30  * POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #ifndef _LINUX_SCHED_H
  34 #define _LINUX_SCHED_H
  35
  36 /*
  37  * Flags passed to the Linux __clone(2) system call.
  38  */
  39 #define LINUX_CLONE_CSIGNAL     0x000000ff      /* signal to be sent at exit */
  40 #define LINUX_CLONE_VM          0x00000100      /* share address space */
  41 #define LINUX_CLONE_FS          0x00000200      /* share "file system" info */
  42 #define LINUX_CLONE_FILES       0x00000400      /* share file descriptors */
  43 #define LINUX_CLONE_SIGHAND     0x00000800      /* share signal actions */
  44 #define LINUX_CLONE_PID         0x00001000      /* share process ID */
  45 #define LINUX_CLONE_PTRACE      0x00002000      /* ptrace(2) continues on
  46                                                    child */
  47 #define LINUX_CLONE_VFORK       0x00004000      /* parent blocks until child
  48                                                    exits */
  49 #define LINUX_CLONE_PARENT      0x00008000      /* want same parent as cloner */
  50 #define LINUX_CLONE_THREAD      0x00010000      /* same thread group */
  51 #define LINUX_CLONE_NEWNS       0x00020000      /* new namespace group */
  52 #define LINUX_CLONE_SYSVSEM     0x00040000      /* share SysV SEM_UNDO */
  53 #define LINUX_CLONE_SETTLS      0x00080000      /* create new TLS for child */
  54 #define LINUX_CLONE_PARENT_SETTID \
  55                                 0x00100000      /* set TID in the parent */
  56 #define LINUX_CLONE_CHILD_CLEARTID \
  57                                 0x00200000      /* clear TID in the child */
  58 #define LINUX_CLONE_DETACHED    0x00400000      /* unused */
  59 #define LINUX_CLONE_UNTRACED    0x00800000      /* set if parent cannot force CLONE_PTRACE */
  60 #define LINUX_CLONE_CHILD_SETTID \
  61                                 0x01000000      /* set TID in the child */
  62 #define LINUX_CLONE_STOPPED     0x02000000      /* start in stopped state */
  63
  64 struct linux_sched_param {
  65         int     sched_priority;
  66 };
  67
  68 #define LINUX_SCHED_OTHER       0
  69 #define LINUX_SCHED_FIFO        1
  70 #define LINUX_SCHED_RR          2
  71
  72 struct linux_timespec {
  73         linux_time_t    tv_sec;         /* seconds */
  74         long            tv_nsec;        /* nanoseconds */
  75 };
  76
  77 #define LINUX_CLOCK_REALTIME            0
  78 #define LINUX_CLOCK_MONOTONIC           1
  79 #define LINUX_CLOCK_PROCESS_CPUTIME_ID  2
  80 #define LINUX_CLOCK_THREAD_CPUTIME_ID   3
  81 #define LINUX_CLOCK_REALTIME_HR         4
  82 #define LINUX_CLOCK_MONOTONIC_HR        5
  83
  84 int linux_to_native_clockid(clockid_t *, clockid_t);
  85
  86 #endif /* _LINUX_SCHED_H */