Current Path : /sys/ufs/ffs/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/ufs/ffs/ffs_extern.h |
/*- * Copyright (c) 1991, 1993, 1994 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95 * $FreeBSD: release/9.1.0/sys/ufs/ffs/ffs_extern.h 233630 2012-03-28 21:34:55Z mckusick $ */ #ifndef _UFS_FFS_EXTERN_H #define _UFS_FFS_EXTERN_H #ifndef _KERNEL #error "No user-serving parts inside" #else struct buf; struct cg; struct fid; struct fs; struct inode; struct malloc_type; struct mount; struct thread; struct sockaddr; struct statfs; struct ucred; struct vnode; struct vop_fsync_args; struct vop_reallocblks_args; struct workhead; int ffs_alloc(struct inode *, ufs2_daddr_t, ufs2_daddr_t, int, int, struct ucred *, ufs2_daddr_t *); int ffs_balloc_ufs1(struct vnode *a_vp, off_t a_startoffset, int a_size, struct ucred *a_cred, int a_flags, struct buf **a_bpp); int ffs_balloc_ufs2(struct vnode *a_vp, off_t a_startoffset, int a_size, struct ucred *a_cred, int a_flags, struct buf **a_bpp); int ffs_blkatoff(struct vnode *, off_t, char **, struct buf **); void ffs_blkfree(struct ufsmount *, struct fs *, struct vnode *, ufs2_daddr_t, long, ino_t, enum vtype, struct workhead *); ufs2_daddr_t ffs_blkpref_ufs1(struct inode *, ufs_lbn_t, int, ufs1_daddr_t *); ufs2_daddr_t ffs_blkpref_ufs2(struct inode *, ufs_lbn_t, int, ufs2_daddr_t *); int ffs_checkfreefile(struct fs *, struct vnode *, ino_t); void ffs_clrblock(struct fs *, u_char *, ufs1_daddr_t); void ffs_clusteracct(struct fs *, struct cg *, ufs1_daddr_t, int); void ffs_bdflush(struct bufobj *, struct buf *); int ffs_copyonwrite(struct vnode *, struct buf *); int ffs_flushfiles(struct mount *, int, struct thread *); void ffs_fragacct(struct fs *, int, int32_t [], int); int ffs_freefile(struct ufsmount *, struct fs *, struct vnode *, ino_t, int, struct workhead *); void ffs_fserr(struct fs *, ino_t, char *); int ffs_isblock(struct fs *, u_char *, ufs1_daddr_t); int ffs_isfreeblock(struct fs *, u_char *, ufs1_daddr_t); void ffs_load_inode(struct buf *, struct inode *, struct fs *, ino_t); int ffs_mountroot(void); void ffs_oldfscompat_write(struct fs *, struct ufsmount *); int ffs_reallocblks(struct vop_reallocblks_args *); int ffs_realloccg(struct inode *, ufs2_daddr_t, ufs2_daddr_t, ufs2_daddr_t, int, int, int, struct ucred *, struct buf **); int ffs_sbupdate(struct ufsmount *, int, int); void ffs_setblock(struct fs *, u_char *, ufs1_daddr_t); int ffs_snapblkfree(struct fs *, struct vnode *, ufs2_daddr_t, long, ino_t, enum vtype, struct workhead *); void ffs_snapremove(struct vnode *vp); int ffs_snapshot(struct mount *mp, char *snapfile); void ffs_snapshot_mount(struct mount *mp); void ffs_snapshot_unmount(struct mount *mp); void process_deferred_inactive(struct mount *mp); void ffs_sync_snap(struct mount *, int); int ffs_syncvnode(struct vnode *vp, int waitfor, int flags); int ffs_truncate(struct vnode *, off_t, int, struct ucred *, struct thread *); int ffs_update(struct vnode *, int); int ffs_valloc(struct vnode *, int, struct ucred *, struct vnode **); int ffs_vfree(struct vnode *, ino_t, int); vfs_vget_t ffs_vget; int ffs_vgetf(struct mount *, ino_t, int, struct vnode **, int); #define FFSV_FORCEINSMQ 0x0001 extern struct vop_vector ffs_vnodeops1; extern struct vop_vector ffs_fifoops1; extern struct vop_vector ffs_vnodeops2; extern struct vop_vector ffs_fifoops2; /* * Soft update function prototypes. */ int softdep_check_suspend(struct mount *, struct vnode *, int, int, int, int); void softdep_get_depcounts(struct mount *, int *, int *); void softdep_initialize(void); void softdep_uninitialize(void); int softdep_mount(struct vnode *, struct mount *, struct fs *, struct ucred *); void softdep_unmount(struct mount *); int softdep_move_dependencies(struct buf *, struct buf *); int softdep_flushworklist(struct mount *, int *, struct thread *); int softdep_flushfiles(struct mount *, int, struct thread *); void softdep_update_inodeblock(struct inode *, struct buf *, int); void softdep_load_inodeblock(struct inode *); void softdep_freefile(struct vnode *, ino_t, int); int softdep_request_cleanup(struct fs *, struct vnode *, struct ucred *, int); void softdep_setup_freeblocks(struct inode *, off_t, int); void softdep_setup_inomapdep(struct buf *, struct inode *, ino_t, int); void softdep_setup_blkmapdep(struct buf *, struct mount *, ufs2_daddr_t, int, int); void softdep_setup_allocdirect(struct inode *, ufs_lbn_t, ufs2_daddr_t, ufs2_daddr_t, long, long, struct buf *); void softdep_setup_allocext(struct inode *, ufs_lbn_t, ufs2_daddr_t, ufs2_daddr_t, long, long, struct buf *); void softdep_setup_allocindir_meta(struct buf *, struct inode *, struct buf *, int, ufs2_daddr_t); void softdep_setup_allocindir_page(struct inode *, ufs_lbn_t, struct buf *, int, ufs2_daddr_t, ufs2_daddr_t, struct buf *); void softdep_setup_blkfree(struct mount *, struct buf *, ufs2_daddr_t, int, struct workhead *); void softdep_setup_inofree(struct mount *, struct buf *, ino_t, struct workhead *); void softdep_setup_sbupdate(struct ufsmount *, struct fs *, struct buf *); void softdep_fsync_mountdev(struct vnode *); int softdep_sync_metadata(struct vnode *); int softdep_sync_buf(struct vnode *, struct buf *, int); int softdep_process_worklist(struct mount *, int); int softdep_fsync(struct vnode *); int softdep_waitidle(struct mount *); int softdep_prealloc(struct vnode *, int); int softdep_journal_lookup(struct mount *, struct vnode **); void softdep_journal_freeblocks(struct inode *, struct ucred *, off_t, int); void softdep_journal_fsync(struct inode *); void softdep_buf_append(struct buf *, struct workhead *); void softdep_inode_append(struct inode *, struct ucred *, struct workhead *); void softdep_freework(struct workhead *); /* * Things to request flushing in softdep_request_cleanup() */ #define FLUSH_INODES 1 #define FLUSH_INODES_WAIT 2 #define FLUSH_BLOCKS 3 #define FLUSH_BLOCKS_WAIT 4 /* * Flag to ffs_syncvnode() to request flushing of data only, * but skip the ffs_update() on the inode itself. Used to avoid * deadlock when flushing snapshot inodes while holding snaplk. */ #define NO_INO_UPDT 0x00000001 int ffs_rdonly(struct inode *); TAILQ_HEAD(snaphead, inode); struct snapdata { LIST_ENTRY(snapdata) sn_link; struct snaphead sn_head; daddr_t sn_listsize; daddr_t *sn_blklist; struct lock sn_lock; }; #endif /* _KERNEL */ #endif /* !_UFS_FFS_EXTERN_H */