union_subr.c (724ab19569642be69393c2c8ad3935e0f9b935ba) union_subr.c (72a5ee14de29c8f52e19ff5810f8e2e208a4adcd)
1/*
2 * Copyright (c) 1994 Jan-Simon Pendry
3 * Copyright (c) 1994
4 * The Regents of the University of California. All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Jan-Simon Pendry.
8 *

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63
64/* unsigned int ... */
65#define UNION_HASH(u, l) \
66 (((((unsigned long) (u)) + ((unsigned long) l)) >> 8) & (NHASH-1))
67
68static LIST_HEAD(unhead, union_node) unhead[NHASH];
69static int unvplock[NHASH];
70
1/*
2 * Copyright (c) 1994 Jan-Simon Pendry
3 * Copyright (c) 1994
4 * The Regents of the University of California. All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Jan-Simon Pendry.
8 *

--- 54 unchanged lines hidden (view full) ---

63
64/* unsigned int ... */
65#define UNION_HASH(u, l) \
66 (((((unsigned long) (u)) + ((unsigned long) l)) >> 8) & (NHASH-1))
67
68static LIST_HEAD(unhead, union_node) unhead[NHASH];
69static int unvplock[NHASH];
70
71static void union_dircache_r __P((struct vnode *, struct vnode ***, int *));
71static int union_list_lock __P((int ix));
72static void union_list_unlock __P((int ix));
72static int union_list_lock __P((int ix));
73static void union_list_unlock __P((int ix));
74static int union_relookup __P((struct union_mount *, struct vnode *,
75 struct vnode **, struct componentname *,
76 struct componentname *, char *, int));
73extern void union_updatevp __P((struct union_node *un,
74 struct vnode *uppervp,
75 struct vnode *lowervp));
76
77int
78union_init()
79{
80 int i;

--- 1015 unchanged lines hidden --- 		77extern void union_updatevp __P((struct union_node *un,
78 struct vnode *uppervp,
79 struct vnode *lowervp));
80
81int
82union_init()
83{
84 int i;

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