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/osd.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) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
    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  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/9.0/sys/sys/osd.h 216615 2010-12-21 13:45:29Z lstewart $
   27  */
   28 
   29 #ifndef _SYS_OSD_H_
   30 #define _SYS_OSD_H_
   31 
   32 #include <sys/queue.h>
   33 
   34 /*
   35  * Lock key:
   36  *   (c) container lock (e.g. jail's pr_mtx) and/or osd_object_lock
   37  *   (l) osd_list_lock
   38  */
   39 struct osd {
   40         u_int             osd_nslots;   /* (c) */
   41         void            **osd_slots;    /* (c) */
   42         LIST_ENTRY(osd)   osd_next;     /* (l) */
   43 };
   44 
   45 #ifdef _KERNEL
   46 
   47 #define OSD_THREAD      0
   48 #define OSD_JAIL        1
   49 #define OSD_KHELP       2
   50 
   51 #define OSD_FIRST       OSD_THREAD
   52 #define OSD_LAST        OSD_KHELP
   53 
   54 typedef void (*osd_destructor_t)(void *value);
   55 typedef int (*osd_method_t)(void *obj, void *data);
   56 
   57 int osd_register(u_int type, osd_destructor_t destructor,
   58     osd_method_t *methods);
   59 void osd_deregister(u_int type, u_int slot);
   60 
   61 int osd_set(u_int type, struct osd *osd, u_int slot, void *value);
   62 void *osd_get(u_int type, struct osd *osd, u_int slot);
   63 void osd_del(u_int type, struct osd *osd, u_int slot);
   64 int osd_call(u_int type, u_int method, void *obj, void *data);
   65 
   66 void osd_exit(u_int type, struct osd *osd);
   67 
   68 #define osd_thread_register(destructor)                                 \
   69         osd_register(OSD_THREAD, (destructor), NULL)
   70 #define osd_thread_deregister(slot)                                     \
   71         osd_deregister(OSD_THREAD, (slot))
   72 #define osd_thread_set(td, slot, value)                                 \
   73         osd_set(OSD_THREAD, &(td)->td_osd, (slot), (value))
   74 #define osd_thread_get(td, slot)                                        \
   75         osd_get(OSD_THREAD, &(td)->td_osd, (slot))
   76 #define osd_thread_del(td, slot)        do {                            \
   77         KASSERT((td) == curthread, ("Not curthread."));                 \
   78         osd_del(OSD_THREAD, &(td)->td_osd, (slot));                     \
   79 } while (0)
   80 #define osd_thread_call(td, method, data)                               \
   81         osd_call(OSD_THREAD, (method), (td), (data))
   82 #define osd_thread_exit(td)                                             \
   83         osd_exit(OSD_THREAD, &(td)->td_osd)
   84 
   85 #define osd_jail_register(destructor, methods)                          \
   86         osd_register(OSD_JAIL, (destructor), (methods))
   87 #define osd_jail_deregister(slot)                                       \
   88         osd_deregister(OSD_JAIL, (slot))
   89 #define osd_jail_set(pr, slot, value)                                   \
   90         osd_set(OSD_JAIL, &(pr)->pr_osd, (slot), (value))
   91 #define osd_jail_get(pr, slot)                                          \
   92         osd_get(OSD_JAIL, &(pr)->pr_osd, (slot))
   93 #define osd_jail_del(pr, slot)                                          \
   94         osd_del(OSD_JAIL, &(pr)->pr_osd, (slot))
   95 #define osd_jail_call(pr, method, data)                                 \
   96         osd_call(OSD_JAIL, (method), (pr), (data))
   97 #define osd_jail_exit(pr)                                               \
   98         osd_exit(OSD_JAIL, &(pr)->pr_osd)
   99 
  100 #endif  /* _KERNEL */
  101 
  102 #endif  /* !_SYS_OSD_H_ */

Cache object: 895806560c6ccb1bc43e4521846e261a


[ 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.