1 | /* $NetBSD: lfs_kernel.h,v 1.3 2016/06/20 03:29:52 dholland Exp $ */ |
2 | |
3 | /* from NetBSD: lfs.h,v 1.157 2013/06/28 16:14:06 matt Exp */ |
4 | |
5 | /*- |
6 | * Copyright (c) 1999, 2000, 2001, 2002, 2003 The NetBSD Foundation, Inc. |
7 | * All rights reserved. |
8 | * |
9 | * This code is derived from software contributed to The NetBSD Foundation |
10 | * by Konrad E. Schroder <perseant@hhhh.org>. |
11 | * |
12 | * Redistribution and use in source and binary forms, with or without |
13 | * modification, are permitted provided that the following conditions |
14 | * are met: |
15 | * 1. Redistributions of source code must retain the above copyright |
16 | * notice, this list of conditions and the following disclaimer. |
17 | * 2. Redistributions in binary form must reproduce the above copyright |
18 | * notice, this list of conditions and the following disclaimer in the |
19 | * documentation and/or other materials provided with the distribution. |
20 | * |
21 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
22 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
23 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
24 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
31 | * POSSIBILITY OF SUCH DAMAGE. |
32 | */ |
33 | /*- |
34 | * Copyright (c) 1991, 1993 |
35 | * The Regents of the University of California. All rights reserved. |
36 | * |
37 | * Redistribution and use in source and binary forms, with or without |
38 | * modification, are permitted provided that the following conditions |
39 | * are met: |
40 | * 1. Redistributions of source code must retain the above copyright |
41 | * notice, this list of conditions and the following disclaimer. |
42 | * 2. Redistributions in binary form must reproduce the above copyright |
43 | * notice, this list of conditions and the following disclaimer in the |
44 | * documentation and/or other materials provided with the distribution. |
45 | * 3. Neither the name of the University nor the names of its contributors |
46 | * may be used to endorse or promote products derived from this software |
47 | * without specific prior written permission. |
48 | * |
49 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
50 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
51 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
52 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
53 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
54 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
55 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
56 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
57 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
58 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
59 | * SUCH DAMAGE. |
60 | * |
61 | * @(#)lfs.h 8.9 (Berkeley) 5/8/95 |
62 | */ |
63 | |
64 | #ifndef _UFS_LFS_LFS_KERNEL_H_ |
65 | #define _UFS_LFS_LFS_KERNEL_H_ |
66 | |
67 | #include <ufs/lfs/lfs.h> |
68 | |
69 | extern struct lfs_stats lfs_stats; |
70 | |
71 | /* XXX MP */ |
72 | #define LFS_SEGLOCK_HELD(fs) \ |
73 | ((fs)->lfs_seglock != 0 && \ |
74 | (fs)->lfs_lockpid == curproc->p_pid && \ |
75 | (fs)->lfs_locklwp == curlwp->l_lid) |
76 | |
77 | struct lfs_cluster { |
78 | size_t bufsize; /* Size of kept data */ |
79 | struct buf **bpp; /* Array of kept buffers */ |
80 | int bufcount; /* Number of kept buffers */ |
81 | #define LFS_CL_MALLOC 0x00000001 |
82 | #define LFS_CL_SHIFT 0x00000002 |
83 | #define LFS_CL_SYNC 0x00000004 |
84 | uint32_t flags; /* Flags */ |
85 | struct lfs *fs; /* LFS that this belongs to */ |
86 | struct segment *seg; /* Segment structure, for LFS_CL_SYNC */ |
87 | }; |
88 | |
89 | /* |
90 | * Splay tree containing block numbers allocated through lfs_balloc. |
91 | */ |
92 | struct lbnentry { |
93 | SPLAY_ENTRY(lbnentry) entry; |
94 | daddr_t lbn; |
95 | }; |
96 | |
97 | /* |
98 | * Compat fcntls. Defined for kernel only. Userland always uses |
99 | * "the one true version". |
100 | */ |
101 | #include <compat/sys/time_types.h> |
102 | |
103 | struct lfs_fcntl_markv_70 { |
104 | BLOCK_INFO_70 *blkiov; /* blocks to relocate */ |
105 | int blkcnt; /* number of blocks (limited to 65536) */ |
106 | }; |
107 | |
108 | #define LFCNSEGWAITALL_COMPAT _FCNW_FSPRIV('L', 0, struct timeval50) |
109 | #define LFCNSEGWAIT_COMPAT _FCNW_FSPRIV('L', 1, struct timeval50) |
110 | #define LFCNIFILEFH_COMPAT _FCNW_FSPRIV('L', 5, struct lfs_fhandle) |
111 | #define LFCNIFILEFH_COMPAT2 _FCN_FSPRIV(F_FSOUT, 'L', 11, 32) |
112 | #define LFCNWRAPSTOP_COMPAT _FCNO_FSPRIV('L', 9) |
113 | #define LFCNWRAPGO_COMPAT _FCNO_FSPRIV('L', 10) |
114 | #define LFCNSEGWAITALL_COMPAT_50 _FCNR_FSPRIV('L', 0, struct timeval50) |
115 | #define LFCNSEGWAIT_COMPAT_50 _FCNR_FSPRIV('L', 1, struct timeval50) |
116 | #define LFCNBMAPV_COMPAT_70 _FCNRW_FSPRIV('L', 2, struct lfs_fcntl_markv_70) |
117 | #define LFCNMARKV_COMPAT_70 _FCNRW_FSPRIV('L', 3, struct lfs_fcntl_markv_70) |
118 | |
119 | |
120 | #endif /* _UFS_LFS_LFS_KERNEL_H_ */ |
121 | |