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Annotation of Net2/miscfs/kernfs/kernfs.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1990, 1992 Jan-Simon Pendry
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * This code is derived from software contributed to Berkeley by
        !             6:  * Jan-Simon Pendry.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. All advertising materials mentioning features or use of this software
        !            17:  *    must display the following acknowledgement:
        !            18:  *      This product includes software developed by the University of
        !            19:  *      California, Berkeley and its contributors.
        !            20:  * 4. Neither the name of the University nor the names of its contributors
        !            21:  *    may be used to endorse or promote products derived from this software
        !            22:  *    without specific prior written permission.
        !            23:  *
        !            24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            34:  * SUCH DAMAGE.
        !            35:  *
        !            36:  *     $Id: kernfs.h,v 1.3 1993/03/27 00:37:08 cgd Exp $
        !            37:  */
        !            38: 
        !            39: #ifdef KERNEL
        !            40: struct kernfs_mount {
        !            41:        struct vnode    *kf_root;       /* Root node */
        !            42: };
        !            43: 
        !            44: struct kernfs_node {
        !            45:        struct kern_target *kf_kt;
        !            46: };
        !            47: 
        !            48: #define VFSTOKERNFS(mp)        ((struct kernfs_mount *)((mp)->mnt_data))
        !            49: #define        VTOKERN(vp) ((struct kernfs_node *)(vp)->v_data)
        !            50: 
        !            51: extern struct vnodeops kernfs_vnodeops;
        !            52: extern struct vfsops kernfs_vfsops;
        !            53: 
        !            54: extern struct vnode *rrootdevvp;
        !            55: #endif /* KERNEL */

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