The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/sys/rtprio.h

Version: -  FREEBSD  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-2  -  FREEBSD-11-1  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-4  -  FREEBSD-10-3  -  FREEBSD-10-2  -  FREEBSD-10-1  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-3  -  FREEBSD-9-2  -  FREEBSD-9-1  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-4  -  FREEBSD-8-3  -  FREEBSD-8-2  -  FREEBSD-8-1  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-4  -  FREEBSD-7-3  -  FREEBSD-7-2  -  FREEBSD-7-1  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-4  -  FREEBSD-6-3  -  FREEBSD-6-2  -  FREEBSD-6-1  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-5  -  FREEBSD-5-4  -  FREEBSD-5-3  -  FREEBSD-5-2  -  FREEBSD-5-1  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  linux-2.6  -  linux-2.4.22  -  MK83  -  MK84  -  PLAN9  -  DFBSD  -  NETBSD  -  NETBSD5  -  NETBSD4  -  NETBSD3  -  NETBSD20  -  OPENBSD  -  xnu-517  -  xnu-792  -  xnu-792.6.70  -  xnu-1228  -  xnu-1456.1.26  -  xnu-1699.24.8  -  xnu-2050.18.24  -  OPENSOLARIS  -  minix-3-1-1 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * Copyright (c) 1994, Henrik Vestergaard Draboel
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. All advertising materials mentioning features or use of this software
   14  *    must display the following acknowledgement:
   15  *      This product includes software developed by Henrik Vestergaard Draboel.
   16  * 4. The name of the author may not be used to endorse or promote products
   17  *    derived from this software without specific prior written permission.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   29  * SUCH DAMAGE.
   30  *
   31  * $FreeBSD$
   32  */
   33 
   34 #ifndef _SYS_RTPRIO_H_
   35 #define _SYS_RTPRIO_H_
   36 
   37 #include <sys/priority.h>
   38 
   39 /*
   40  * Process realtime-priority specifications to rtprio.
   41  */
   42 
   43 /* priority types.  Start at 1 to catch uninitialized fields. */
   44 
   45 #define RTP_PRIO_REALTIME       PRI_REALTIME    /* real time process */
   46 #define RTP_PRIO_NORMAL         PRI_TIMESHARE   /* time sharing process */
   47 #define RTP_PRIO_IDLE           PRI_IDLE        /* idle process */
   48 
   49 /* RTP_PRIO_FIFO is POSIX.1B SCHED_FIFO.
   50  */
   51 
   52 #define RTP_PRIO_FIFO_BIT       PRI_FIFO_BIT
   53 #define RTP_PRIO_FIFO           PRI_FIFO
   54 #define RTP_PRIO_BASE(P)        PRI_BASE(P)
   55 #define RTP_PRIO_IS_REALTIME(P) PRI_IS_REALTIME(P)
   56 #define RTP_PRIO_NEED_RR(P)     PRI_NEED_RR(P)
   57 
   58 /* priority range */
   59 #define RTP_PRIO_MIN            0       /* Highest priority */
   60 #define RTP_PRIO_MAX            31      /* Lowest priority */
   61 
   62 /*
   63  * rtprio() syscall functions
   64  */
   65 #define RTP_LOOKUP              0
   66 #define RTP_SET                 1
   67 
   68 #ifndef LOCORE
   69 /*
   70  * Scheduling class information.
   71  */
   72 struct rtprio {
   73         u_short type;                   /* scheduling class */
   74         u_short prio;
   75 };
   76 
   77 #ifdef _KERNEL
   78 struct thread;
   79 int     rtp_to_pri(struct rtprio *, struct thread *);
   80 void    pri_to_rtp(struct thread *, struct rtprio *);
   81 #endif
   82 #endif
   83 
   84 #ifndef _KERNEL
   85 #include <sys/cdefs.h>
   86 
   87 __BEGIN_DECLS
   88 int     rtprio(int, pid_t, struct rtprio *);
   89 int     rtprio_thread(int, lwpid_t, struct rtprio *);
   90 __END_DECLS
   91 #endif  /* !_KERNEL */
   92 #endif  /* !_SYS_RTPRIO_H_ */

Cache object: ac29de8efdcc4dd7a9f6aef68dade27f


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.