adf5d360a7
adjusted via sysctl. file systems that have hash tables which are sized based on the value of this variable now resize those hash tables using the new value. the max number of FFS softdeps is also recalculated. convert various file systems to use the <sys/queue.h> macros for their hash tables.
100 lines
4.0 KiB
C
100 lines
4.0 KiB
C
/* $NetBSD: filecore_extern.h,v 1.7 2001/09/15 16:12:55 chs Exp $ */
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/*-
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* Copyright (c) 1998 Andrew McMurry
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* Copyright (c) 1994 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* filecore_extern.h 1.1 1998/6/26
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*/
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/*
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* Definitions used in the kernel for Acorn Filecore file system support.
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*/
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#ifndef FILECOREMNT_ROOT
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#define FILECOREMNT_ROOT 0
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#endif
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struct filecore_mnt {
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struct mount *fc_mountp;
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dev_t fc_dev;
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struct vnode *fc_devvp;
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u_int32_t blksize;
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u_int32_t log2bsize;
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u_int32_t map;
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u_int32_t idspz;
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u_int32_t mask;
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u_int64_t nblks;
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uid_t fc_uid; /* uid to set as owner of the files */
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gid_t fc_gid; /* gid to set as owner of the files */
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int fc_mntflags;
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struct netexport fc_export;
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struct filecore_disc_record drec;
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};
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#define VFSTOFILECORE(mp) ((struct filecore_mnt *)((mp)->mnt_data))
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#define blkoff(fcp, loc) ((loc) & ((fcp)->blksize-1))
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#define lblktosize(fcp, blk) ((blk) << (fcp)->log2bsize)
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#define lblkno(fcp, loc) ((loc) >> (fcp)->log2bsize)
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#define blksize(fcp, ip, lbn) ((fcp)->blksize)
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extern struct pool filecore_node_pool;
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int filecore_mount __P((struct mount *,
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const char *, void *, struct nameidata *, struct proc *));
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int filecore_start __P((struct mount *, int, struct proc *));
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int filecore_unmount __P((struct mount *, int, struct proc *));
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int filecore_root __P((struct mount *, struct vnode **));
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int filecore_quotactl __P((struct mount *, int, uid_t, caddr_t, struct proc *));
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int filecore_statfs __P((struct mount *, struct statfs *, struct proc *));
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int filecore_sync __P((struct mount *, int, struct ucred *, struct proc *));
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int filecore_vget __P((struct mount *, ino_t, struct vnode **));
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int filecore_fhtovp __P((struct mount *, struct fid *, struct vnode **));
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int filecore_checkexp __P((struct mount *, struct mbuf *, int *,
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struct ucred **));
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int filecore_vptofh __P((struct vnode *, struct fid *));
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void filecore_init __P((void));
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void filecore_reinit __P((void));
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void filecore_done __P((void));
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int filecore_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
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struct proc *));
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extern int (**filecore_vnodeop_p) __P((void *));
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int filecore_bbchecksum __P((void *));
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int filecore_bread __P((struct filecore_mnt *, u_int32_t, int, struct ucred *,
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struct buf **));
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int filecore_map __P((struct filecore_mnt *, u_int32_t, daddr_t, daddr_t *));
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