diff options
Diffstat (limited to 'sys/gnu/fs/xfs/FreeBSD/xfs_vnode.h')
| -rw-r--r-- | sys/gnu/fs/xfs/FreeBSD/xfs_vnode.h | 673 |
1 files changed, 0 insertions, 673 deletions
diff --git a/sys/gnu/fs/xfs/FreeBSD/xfs_vnode.h b/sys/gnu/fs/xfs/FreeBSD/xfs_vnode.h deleted file mode 100644 index 1e02bb0..0000000 --- a/sys/gnu/fs/xfs/FreeBSD/xfs_vnode.h +++ /dev/null @@ -1,673 +0,0 @@ -/* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ - * - * Portions Copyright (c) 1989, 1993 - * 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. - * 3. 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. - */ -#ifndef __XFS_VNODE_H__ -#define __XFS_VNODE_H__ - -#include <sys/vnode.h> -#include <sys/namei.h> - -struct xfs_iomap; -typedef struct componentname vname_t; -typedef bhv_head_t vn_bhv_head_t; - -/* - * MP locking protocols: - * v_flag, v_vfsp VN_LOCK/VN_UNLOCK - * v_type read-only or fs-dependent - */ -typedef struct xfs_vnode { - __u32 v_flag; /* vnode flags (see below) */ - struct xfs_vfs *v_vfsp; /* ptr to containing VFS */ - xfs_ino_t v_number; /* in-core vnode number */ - vn_bhv_head_t v_bh; /* behavior head */ - struct vnode *v_vnode; /* FreeBSD vnode */ - struct xfs_inode *v_inode; /* XFS inode */ -#ifdef XFS_VNODE_TRACE - struct ktrace *v_trace; /* trace header structure */ -#endif -} xfs_vnode_t; - - -/* vnode types */ -#define VN_ISLNK(vp) ((vp)->v_vnode->v_type & VLNK) -#define VN_ISREG(vp) ((vp)->v_vnode->v_type & VREG) -#define VN_ISDIR(vp) ((vp)->v_vnode->v_type & VDIR) -#define VN_ISCHR(vp) ((vp)->v_vnode->v_type & VCHR) -#define VN_ISBLK(vp) ((vp)->v_vnode->v_type & VBLK) -#define VN_BAD(vp) ((vp)->v_vnode->v_type & VBAD) - -#define v_fbhv v_bh.bh_first /* first behavior */ -#define v_fops v_bh.bh_first->bd_ops /* first behavior ops */ - -#define VNODE_POSITION_BASE BHV_POSITION_BASE /* chain bottom */ -#define VNODE_POSITION_TOP BHV_POSITION_TOP /* chain top */ -#define VNODE_POSITION_INVALID BHV_POSITION_INVALID /* invalid pos. num */ - -typedef enum { - VN_BHV_UNKNOWN, /* not specified */ - VN_BHV_XFS, /* xfs */ - VN_BHV_DM, /* data migration */ - VN_BHV_QM, /* quota manager */ - VN_BHV_IO, /* IO path */ - VN_BHV_END /* housekeeping end-of-range */ -} vn_bhv_t; - -#define VNODE_POSITION_XFS (VNODE_POSITION_BASE) -#define VNODE_POSITION_DM (VNODE_POSITION_BASE+10) -#define VNODE_POSITION_QM (VNODE_POSITION_BASE+20) -#define VNODE_POSITION_IO (VNODE_POSITION_BASE+30) - -#define VPTOXFSVP(vp) ((struct xfs_vnode *)(vp)->v_data) - -/* - * Macros for dealing with the behavior descriptor inside of the vnode. - */ -#define BHV_TO_VNODE(bdp) ((xfs_vnode_t *)BHV_VOBJ(bdp)) -#define BHV_TO_VNODE_NULL(bdp) ((xfs_vnode_t *)BHV_VOBJNULL(bdp)) - -#define VN_BHV_HEAD(vp) ((bhv_head_t *)(&((vp)->v_bh))) -#define vn_bhv_head_init(bhp,name) bhv_head_init(bhp,name) -#define vn_bhv_remove(bhp,bdp) bhv_remove(bhp,bdp) -#define vn_bhv_lookup(bhp,ops) bhv_lookup(bhp,ops) -#define vn_bhv_lookup_unlocked(bhp,ops) bhv_lookup_unlocked(bhp,ops) - -/* - * Vnode to Linux inode mapping. - */ -#define LINVFS_GET_VP(inode) ((xfs_vnode_t *)NULL) -#define LINVFS_GET_IP(vp) ((xfs_inode_t *)NULL) - -/* - * Vnode flags. - */ -#define VINACT 0x1 /* vnode is being inactivated */ -#define VRECLM 0x2 /* vnode is being reclaimed */ -#define VWAIT 0x4 /* waiting for VINACT/VRECLM to end */ -#define VMODIFIED 0x8 /* XFS inode state possibly differs */ - /* to the Linux inode state. */ - -/* - * Values for the VOP_RWLOCK and VOP_RWUNLOCK flags parameter. - */ -typedef enum vrwlock { - VRWLOCK_NONE, - VRWLOCK_READ, - VRWLOCK_WRITE, - VRWLOCK_WRITE_DIRECT, - VRWLOCK_TRY_READ, - VRWLOCK_TRY_WRITE -} vrwlock_t; - -/* - * Return values for VOP_INACTIVE. A return value of - * VN_INACTIVE_NOCACHE implies that the file system behavior - * has disassociated its state and bhv_desc_t from the vnode. - */ -#define VN_INACTIVE_CACHE 0 -#define VN_INACTIVE_NOCACHE 1 - -/* - * Values for the cmd code given to VOP_VNODE_CHANGE. - */ -typedef enum vchange { - VCHANGE_FLAGS_FRLOCKS = 0, - VCHANGE_FLAGS_ENF_LOCKING = 1, - VCHANGE_FLAGS_TRUNCATED = 2, - VCHANGE_FLAGS_PAGE_DIRTY = 3, - VCHANGE_FLAGS_IOEXCL_COUNT = 4 -} vchange_t; - -struct file_lock; -struct xfs_iomap_s; -struct xfs_vattr; -struct attrlist_cursor_kern; - -typedef int (*xfs_vop_open_t)(bhv_desc_t *, struct cred *); -typedef ssize_t (*xfs_vop_read_t)(bhv_desc_t *, uio_t *, int, struct cred *); -typedef ssize_t (*xfs_vop_write_t)(bhv_desc_t *, uio_t *, int, struct cred *); -typedef int (*xfs_vop_ioctl_t)(bhv_desc_t *, struct inode *, struct file *, - int, u_long, void *); -typedef int (*xfs_vop_getattr_t)(bhv_desc_t *, struct xfs_vattr *, int, - struct cred *); -typedef int (*xfs_vop_setattr_t)(bhv_desc_t *, struct xfs_vattr *, int, - struct cred *); -typedef int (*xfs_vop_access_t)(bhv_desc_t *, int, struct cred *); -typedef int (*xfs_vop_lookup_t)(bhv_desc_t *, vname_t *, xfs_vnode_t **, - int, xfs_vnode_t *, struct cred *); -typedef int (*xfs_vop_create_t)(bhv_desc_t *, vname_t *, struct xfs_vattr *, - xfs_vnode_t **, struct cred *); -typedef int (*xfs_vop_remove_t)(bhv_desc_t *, bhv_desc_t *, vname_t *, struct cred *); -typedef int (*xfs_vop_link_t)(bhv_desc_t *, xfs_vnode_t *, vname_t *, - struct cred *); -typedef int (*xfs_vop_rename_t)(bhv_desc_t *, vname_t *, xfs_vnode_t *, vname_t *, - struct cred *); -typedef int (*xfs_vop_mkdir_t)(bhv_desc_t *, vname_t *, struct xfs_vattr *, - xfs_vnode_t **, struct cred *); -typedef int (*xfs_vop_rmdir_t)(bhv_desc_t *, vname_t *, struct cred *); -typedef int (*xfs_vop_readdir_t)(bhv_desc_t *, struct uio *, struct cred *, - int *); -typedef int (*xfs_vop_symlink_t)(bhv_desc_t *, vname_t *, struct xfs_vattr *, - char *, xfs_vnode_t **, struct cred *); - -typedef int (*xfs_vop_readlink_t)(bhv_desc_t *, struct uio *, int, - struct cred *); -typedef int (*xfs_vop_fsync_t)(bhv_desc_t *, int, struct cred *, - xfs_off_t, xfs_off_t); -typedef int (*xfs_vop_inactive_t)(bhv_desc_t *, struct cred *); -typedef int (*xfs_vop_fid2_t)(bhv_desc_t *, struct fid *); -typedef int (*xfs_vop_release_t)(bhv_desc_t *); -typedef int (*xfs_vop_rwlock_t)(bhv_desc_t *, vrwlock_t); -typedef void (*xfs_vop_rwunlock_t)(bhv_desc_t *, vrwlock_t); -typedef int (*xfs_vop_frlock_t)(bhv_desc_t *, int, struct file_lock *,int, - xfs_off_t, struct cred *); -typedef int (*xfs_vop_bmap_t)(bhv_desc_t *, xfs_off_t, ssize_t, int, - struct xfs_iomap *, int *); -typedef int (*xfs_vop_reclaim_t)(bhv_desc_t *); -typedef int (*xfs_vop_attr_get_t)(bhv_desc_t *, const char *, char *, int *, int, - struct cred *); -typedef int (*xfs_vop_attr_set_t)(bhv_desc_t *, const char *, char *, int, int, - struct cred *); -typedef int (*xfs_vop_attr_remove_t)(bhv_desc_t *, const char *, int, struct cred *); -typedef int (*xfs_vop_attr_list_t)(bhv_desc_t *, char *, int, int, - struct attrlist_cursor_kern *, struct cred *); -typedef void (*xfs_vop_link_removed_t)(bhv_desc_t *, xfs_vnode_t *, int); -typedef void (*xfs_vop_vnode_change_t)(bhv_desc_t *, vchange_t, __psint_t); -typedef void (*xfs_vop_ptossvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int); -typedef void (*xfs_vop_pflushinvalvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int); -typedef int (*xfs_vop_pflushvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, - uint64_t, int); -typedef int (*xfs_vop_iflush_t)(bhv_desc_t *, int); - - -typedef struct xfs_vnodeops { - bhv_position_t vn_position; /* position within behavior chain */ - xfs_vop_open_t vop_open; - xfs_vop_read_t vop_read; - xfs_vop_write_t vop_write; - xfs_vop_ioctl_t vop_ioctl; - xfs_vop_getattr_t vop_getattr; - xfs_vop_setattr_t vop_setattr; - xfs_vop_access_t vop_access; - xfs_vop_lookup_t vop_lookup; - xfs_vop_create_t vop_create; - xfs_vop_remove_t vop_remove; - xfs_vop_link_t vop_link; - xfs_vop_rename_t vop_rename; - xfs_vop_mkdir_t vop_mkdir; - xfs_vop_rmdir_t vop_rmdir; - xfs_vop_readdir_t vop_readdir; - xfs_vop_symlink_t vop_symlink; - xfs_vop_readlink_t vop_readlink; - xfs_vop_fsync_t vop_fsync; - xfs_vop_inactive_t vop_inactive; - xfs_vop_fid2_t vop_fid2; - xfs_vop_rwlock_t vop_rwlock; - xfs_vop_rwunlock_t vop_rwunlock; - xfs_vop_frlock_t vop_frlock; - xfs_vop_bmap_t vop_bmap; - xfs_vop_reclaim_t vop_reclaim; - xfs_vop_attr_get_t vop_attr_get; - xfs_vop_attr_set_t vop_attr_set; - xfs_vop_attr_remove_t vop_attr_remove; - xfs_vop_attr_list_t vop_attr_list; - xfs_vop_link_removed_t vop_link_removed; - xfs_vop_vnode_change_t vop_vnode_change; - xfs_vop_ptossvp_t vop_tosspages; - xfs_vop_pflushinvalvp_t vop_flushinval_pages; - xfs_vop_pflushvp_t vop_flush_pages; - xfs_vop_release_t vop_release; - xfs_vop_iflush_t vop_iflush; -} xfs_vnodeops_t; - -/* - * VOP's. - */ -#define _VOP_(op, vp) (*((xfs_vnodeops_t *)(vp)->v_fops)->op) - -#define XVOP_READ(vp,uio,ioflags,cr,rv) \ - rv = _VOP_(vop_read, vp)((vp)->v_fbhv,uio,ioflags,cr) -#define XVOP_WRITE(vp,file,uio,ioflags,cr,rv) \ - rv = _VOP_(vop_write, vp)((vp)->v_fbhv,uio,ioflags,cr) -#define XVOP_BMAP(vp,of,sz,rw,b,n,rv) \ - rv = _VOP_(vop_bmap, vp)((vp)->v_fbhv,of,sz,rw,b,n) -#define XVOP_OPEN(vp, cr, rv) \ - rv = _VOP_(vop_open, vp)((vp)->v_fbhv, cr) -#define XVOP_GETATTR(vp, vap, f, cr, rv) \ - rv = _VOP_(vop_getattr, vp)((vp)->v_fbhv, vap, f, cr) -#define XVOP_SETATTR(vp, vap, f, cr, rv) \ - rv = _VOP_(vop_setattr, vp)((vp)->v_fbhv, vap, f, cr) -#define XVOP_ACCESS(vp, accmode, cr, rv) \ - rv = _VOP_(vop_access, vp)((vp)->v_fbhv, accmode, cr) -#define XVOP_LOOKUP(vp,d,vpp,f,rdir,cr,rv) \ - rv = _VOP_(vop_lookup, vp)((vp)->v_fbhv,d,vpp,f,rdir,cr) -#define XVOP_CREATE(dvp,d,vap,vpp,cr,rv) \ - rv = _VOP_(vop_create, dvp)((dvp)->v_fbhv,d,vap,vpp,cr) -#define XVOP_REMOVE(dvp,d,cr,rv) \ - rv = _VOP_(vop_remove, dvp)((dvp)->v_fbhv,d,cr) -#define XVOP_LINK(tdvp,fvp,d,cr,rv) \ - rv = _VOP_(vop_link, tdvp)((tdvp)->v_fbhv,fvp,d,cr) -#define XVOP_RENAME(fvp,fnm,tdvp,tnm,cr,rv) \ - rv = _VOP_(vop_rename, fvp)((fvp)->v_fbhv,fnm,tdvp,tnm,cr) -#define XVOP_MKDIR(dp,d,vap,vpp,cr,rv) \ - rv = _VOP_(vop_mkdir, dp)((dp)->v_fbhv,d,vap,vpp,cr) -#define XVOP_RMDIR(dp,d,cr,rv) \ - rv = _VOP_(vop_rmdir, dp)((dp)->v_fbhv,d,cr) -#define XVOP_READDIR(vp,uiop,cr,eofp,rv) \ - rv = _VOP_(vop_readdir, vp)((vp)->v_fbhv,uiop,cr,eofp) -#define XVOP_SYMLINK(dvp,d,vap,tnm,vpp,cr,rv) \ - rv = _VOP_(vop_symlink, dvp) ((dvp)->v_fbhv,d,vap,tnm,vpp,cr) -#define XVOP_READLINK(vp,uiop,fl,cr,rv) \ - rv = _VOP_(vop_readlink, vp)((vp)->v_fbhv,uiop,fl,cr) - -#define XVOP_FSYNC(vp,f,cr,b,e,rv) \ - rv = _VOP_(vop_fsync, vp)((vp)->v_fbhv,f,cr,b,e) -#define XVOP_INACTIVE(vp, cr, rv) \ - rv = _VOP_(vop_inactive, vp)((vp)->v_fbhv, cr) -#define XVOP_RELEASE(vp, rv) \ - rv = _VOP_(vop_release, vp)((vp)->v_fbhv) -#define XVOP_FID2(vp, fidp, rv) \ - rv = _VOP_(vop_fid2, vp)((vp)->v_fbhv, fidp) -#define XVOP_RWLOCK(vp,i) \ - (void)_VOP_(vop_rwlock, vp)((vp)->v_fbhv, i) -#define XVOP_RWLOCK_TRY(vp,i) \ - _VOP_(vop_rwlock, vp)((vp)->v_fbhv, i) -#define XVOP_RWUNLOCK(vp,i) \ - (void)_VOP_(vop_rwunlock, vp)((vp)->v_fbhv, i) -#define XVOP_FRLOCK(vp,c,fl,flags,offset,fr,rv) \ - rv = _VOP_(vop_frlock, vp)((vp)->v_fbhv,c,fl,flags,offset,fr) -#define XVOP_RECLAIM(vp, rv) \ - rv = _VOP_(vop_reclaim, vp)((vp)->v_fbhv) -#define XVOP_ATTR_GET(vp, name, val, vallenp, fl, cred, rv) \ - rv = _VOP_(vop_attr_get, vp)((vp)->v_fbhv,name,val,vallenp,fl,cred) -#define XVOP_ATTR_SET(vp, name, val, vallen, fl, cred, rv) \ - rv = _VOP_(vop_attr_set, vp)((vp)->v_fbhv,name,val,vallen,fl,cred) -#define XVOP_ATTR_REMOVE(vp, name, flags, cred, rv) \ - rv = _VOP_(vop_attr_remove, vp)((vp)->v_fbhv,name,flags,cred) -#define XVOP_ATTR_LIST(vp, buf, buflen, fl, cursor, cred, rv) \ - rv = _VOP_(vop_attr_list, vp)((vp)->v_fbhv,buf,buflen,fl,cursor,cred) -#define XVOP_LINK_REMOVED(vp, dvp, linkzero) \ - (void)_VOP_(vop_link_removed, vp)((vp)->v_fbhv, dvp, linkzero) -#define XVOP_VNODE_CHANGE(vp, cmd, val) \ - (void)_VOP_(vop_vnode_change, vp)((vp)->v_fbhv,cmd,val) -/* - * These are page cache functions that now go thru VOPs. - * 'last' parameter is unused and left in for IRIX compatibility - */ -#define XVOP_TOSS_PAGES(vp, first, last, fiopt) \ - _VOP_(vop_tosspages, vp)((vp)->v_fbhv,first, last, fiopt) -/* - * 'last' parameter is unused and left in for IRIX compatibility - */ -#define XVOP_FLUSHINVAL_PAGES(vp, first, last, fiopt) \ - _VOP_(vop_flushinval_pages, vp)((vp)->v_fbhv,first,last,fiopt) -/* - * 'last' parameter is unused and left in for IRIX compatibility - */ -#define XVOP_FLUSH_PAGES(vp, first, last, flags, fiopt, rv) \ - rv = _VOP_(vop_flush_pages, vp)((vp)->v_fbhv,first,last,flags,fiopt) -#define XVOP_IOCTL(vp, inode, filp, fl, cmd, arg, rv) \ - rv = _VOP_(vop_ioctl, vp)((vp)->v_fbhv,inode,filp,fl,cmd,arg) -#define XVOP_IFLUSH(vp, flags, rv) \ - rv = _VOP_(vop_iflush, vp)((vp)->v_fbhv, flags) - -/* - * Flags for read/write calls - select values from FreeBSD IO_ flags - * or non-conflicting bits. - */ -#define IO_ISDIRECT IO_DIRECT /* bypass page cache */ -#define IO_INVIS 0x02000 /* don't update inode timestamps */ -/* #define IO_ISLOCKED 0x04000 don't do inode locking, strictly a CXFS thing */ - -/* - * Flags for VOP_IFLUSH call - */ -#define FLUSH_SYNC 1 /* wait for flush to complete */ -#define FLUSH_INODE 2 /* flush the inode itself */ -#define FLUSH_LOG 4 /* force the last log entry for - * this inode out to disk */ - -/* - * Flush/Invalidate options for VOP_TOSS_PAGES, VOP_FLUSHINVAL_PAGES and - * VOP_FLUSH_PAGES. - */ -#define FI_NONE 0 /* none */ -#define FI_REMAPF 1 /* Do a remapf prior to the operation */ -#define FI_REMAPF_LOCKED 2 /* Do a remapf prior to the operation. - Prevent VM access to the pages until - the operation completes. */ - -/* - * Vnode attributes. va_mask indicates those attributes the caller - * wants to set or extract. - */ -typedef struct xfs_vattr { - int va_mask; /* bit-mask of attributes present */ - mode_t va_mode; /* file access mode and type */ - nlink_t va_nlink; /* number of references to file */ - uid_t va_uid; /* owner user id */ - gid_t va_gid; /* owner group id */ - xfs_ino_t va_nodeid; /* file id */ - xfs_off_t va_size; /* file size in bytes */ - u_long va_blocksize; /* blocksize preferred for i/o */ - struct timespec va_atime; /* time of last access */ - struct timespec va_mtime; /* time of last modification */ - struct timespec va_ctime; /* time file changed */ - u_int va_gen; /* generation number of file */ - xfs_dev_t va_rdev; /* device the special file represents */ - __int64_t va_nblocks; /* number of blocks allocated */ - u_long va_xflags; /* random extended file flags */ - u_long va_extsize; /* file extent size */ - u_long va_nextents; /* number of extents in file */ - u_long va_anextents; /* number of attr extents in file */ - int va_projid; /* project id */ -} xfs_vattr_t; - -/* - * setattr or getattr attributes - */ -#define XFS_AT_TYPE 0x00000001 -#define XFS_AT_MODE 0x00000002 -#define XFS_AT_UID 0x00000004 -#define XFS_AT_GID 0x00000008 -#define XFS_AT_FSID 0x00000010 -#define XFS_AT_NODEID 0x00000020 -#define XFS_AT_NLINK 0x00000040 -#define XFS_AT_SIZE 0x00000080 -#define XFS_AT_ATIME 0x00000100 -#define XFS_AT_MTIME 0x00000200 -#define XFS_AT_CTIME 0x00000400 -#define XFS_AT_RDEV 0x00000800 -#define XFS_AT_BLKSIZE 0x00001000 -#define XFS_AT_NBLOCKS 0x00002000 -#define XFS_AT_VCODE 0x00004000 -#define XFS_AT_MAC 0x00008000 -#define XFS_AT_UPDATIME 0x00010000 -#define XFS_AT_UPDMTIME 0x00020000 -#define XFS_AT_UPDCTIME 0x00040000 -#define XFS_AT_ACL 0x00080000 -#define XFS_AT_CAP 0x00100000 -#define XFS_AT_INF 0x00200000 -#define XFS_AT_XFLAGS 0x00400000 -#define XFS_AT_EXTSIZE 0x00800000 -#define XFS_AT_NEXTENTS 0x01000000 -#define XFS_AT_ANEXTENTS 0x02000000 -#define XFS_AT_PROJID 0x04000000 -#define XFS_AT_SIZE_NOPERM 0x08000000 -#define XFS_AT_GENCOUNT 0x10000000 - -#define XFS_AT_ALL (XFS_AT_TYPE|XFS_AT_MODE|XFS_AT_UID|XFS_AT_GID|\ - XFS_AT_FSID|XFS_AT_NODEID|XFS_AT_NLINK|XFS_AT_SIZE|\ - XFS_AT_ATIME|XFS_AT_MTIME|XFS_AT_CTIME|XFS_AT_RDEV|\ - XFS_AT_BLKSIZE|XFS_AT_NBLOCKS|XFS_AT_VCODE|XFS_AT_MAC|\ - XFS_AT_ACL|XFS_AT_CAP|XFS_AT_INF|XFS_AT_XFLAGS|XFS_AT_EXTSIZE|\ - XFS_AT_NEXTENTS|XFS_AT_ANEXTENTS|XFS_AT_PROJID|XFS_AT_GENCOUNT) - -#define XFS_AT_STAT (XFS_AT_TYPE|XFS_AT_MODE|XFS_AT_UID|XFS_AT_GID|\ - XFS_AT_FSID|XFS_AT_NODEID|XFS_AT_NLINK|XFS_AT_SIZE|\ - XFS_AT_ATIME|XFS_AT_MTIME|XFS_AT_CTIME|XFS_AT_RDEV|\ - XFS_AT_BLKSIZE|XFS_AT_NBLOCKS|XFS_AT_PROJID) - -#define XFS_AT_TIMES (XFS_AT_ATIME|XFS_AT_MTIME|XFS_AT_CTIME) - -#define XFS_AT_UPDTIMES (XFS_AT_UPDATIME|XFS_AT_UPDMTIME|XFS_AT_UPDCTIME) - -#define XFS_AT_NOSET (XFS_AT_NLINK|XFS_AT_RDEV|XFS_AT_FSID|XFS_AT_NODEID|\ - XFS_AT_TYPE|XFS_AT_BLKSIZE|XFS_AT_NBLOCKS|XFS_AT_VCODE|\ - XFS_AT_NEXTENTS|XFS_AT_ANEXTENTS|XFS_AT_GENCOUNT) - -#ifndef __FreeBSD__ -/* - * Modes. - */ -#define VSUID S_ISUID /* set user id on execution */ -#define VSGID S_ISGID /* set group id on execution */ -#define VSVTX S_ISVTX /* save swapped text even after use */ -#define VREAD S_IRUSR /* read, write, execute permissions */ -#define VWRITE S_IWUSR -#define VEXEC S_IXUSR -#endif /* __FreeBSD__ */ - -#define MODEMASK ALLPERMS /* mode bits plus permission bits */ - -/* - * Check whether mandatory file locking is enabled. - */ -#define MANDLOCK(vp, mode) \ - ((vp)->v_vnode->v_type == VREG && ((mode) & (S_ISGID|(VEXEC>>3))) == S_ISGID) - -extern void vn_init(void); -extern int vn_wait(struct xfs_vnode *); -extern void vn_iowait(struct xfs_vnode *); -extern xfs_vnode_t *vn_initialize(struct xfs_vnode *); - -/* - * Acquiring and invalidating vnodes: - * - * if (vn_get(vp, version, 0)) - * ...; - * vn_purge(vp, version); - * - * vn_get and vn_purge must be called with vmap_t arguments, sampled - * while a lock that the vnode's VOP_RECLAIM function acquires is - * held, to ensure that the vnode sampled with the lock held isn't - * recycled (VOP_RECLAIMed) or deallocated between the release of the lock - * and the subsequent vn_get or vn_purge. - */ - -/* - * vnode_map structures _must_ match vn_epoch and vnode structure sizes. - */ -typedef struct vnode_map { - xfs_vfs_t *v_vfsp; - xfs_ino_t v_ino; - struct vnode *v_vp; -} vmap_t; - -#if 1 -#define VMAP(vp, vmap) {(vmap).v_vfsp = (vp)->v_vfsp; \ - (vmap).v_vp = (vp)->v_vnode; \ - (vmap).v_ino = (vp)->v_inode->i_ino;\ - vhold((vp)->v_vnode); \ - } -#endif - -extern void vn_purge(struct xfs_vnode *); -extern xfs_vnode_t *vn_get(struct xfs_vnode *, vmap_t *); -extern int vn_revalidate(struct xfs_vnode *); - -static inline int vn_count(struct xfs_vnode *vp) -{ - return vp->v_vnode->v_usecount; -} - -/* - * Vnode reference counting functions (and macros for compatibility). - */ -extern xfs_vnode_t *vn_hold(struct xfs_vnode *); -extern void vn_rele(struct xfs_vnode *); - -#if defined(XFS_VNODE_TRACE) -#define VN_HOLD(vp) \ - ((void)vref((vp)->v_vnode), \ - vn_trace_hold(vp, __FILE__, __LINE__, (inst_t *)__return_address)) -#define VN_RELE(vp) \ - (vn_trace_rele(vp, __FILE__, __LINE__, (inst_t *)__return_address), \ - vrele((vp)->v_vnode)) -#else -#define VN_HOLD(vp) vref((vp)->v_vnode) -#define VN_RELE(vp) vrele((vp)->v_vnode) -#endif - -/* - * Vname handling macros. - */ -#define VNAME(cnp) ((cnp)->cn_nameptr) -#define VNAMELEN(cnp) ((cnp)->cn_namelen) -#define VNAME_TO_VNODE(dentry) (printf("VNAME_TO_VNODE NI"), (xfs_vnode_t *)0) - -/* - * Vnode spinlock manipulation. - */ -#define VN_LOCK(vp) VI_LOCK(vp->v_vnode) -#define VN_UNLOCK(vp, s) VI_UNLOCK(vp->v_vnode) -#define VN_FLAGSET(vp,b) vn_flagset(vp,b) -#define VN_FLAGCLR(vp,b) vn_flagclr(vp,b) - -static __inline__ void vn_flagset(struct xfs_vnode *vp, __u32 flag) -{ - VN_LOCK(vp); - vp->v_flag |= flag; - VN_UNLOCK(vp, 0); -} - -static __inline__ void vn_flagclr(struct xfs_vnode *vp, __u32 flag) -{ - VN_LOCK(vp); - vp->v_flag &= ~flag; - VN_UNLOCK(vp, 0); -} - -/* - * Update modify/access/change times on the vnode - */ -#define VN_MTIMESET(vp, tvp) -#define VN_ATIMESET(vp, tvp) -#define VN_CTIMESET(vp, tvp) - -/* - * Some useful predicates. - */ -#define VN_MAPPED(vp) 0 -#define VN_CACHED(vp) 0 -#define VN_DIRTY(vp) 0 -#define VMODIFY(vp) VN_FLAGSET(vp, VMODIFIED) -#define VUNMODIFY(vp) VN_FLAGCLR(vp, VMODIFIED) - - -/* - * Flags to VOP_SETATTR/VOP_GETATTR. - */ -#define ATTR_UTIME 0x01 /* non-default utime(2) request */ -#define ATTR_DMI 0x08 /* invocation from a DMI function */ -#define ATTR_LAZY 0x80 /* set/get attributes lazily */ -#define ATTR_NONBLOCK 0x100 /* return EAGAIN if operation would block */ -#define ATTR_NOLOCK 0x200 /* Don't grab any conflicting locks */ -#define ATTR_NOSIZETOK 0x400 /* Don't get the SIZE token */ - -/* - * Flags to VOP_FSYNC and VOP_RECLAIM. - */ -#define FSYNC_NOWAIT 0 /* asynchronous flush */ -#define FSYNC_WAIT 0x1 /* synchronous fsync or forced reclaim */ -#define FSYNC_INVAL 0x2 /* flush and invalidate cached data */ -#define FSYNC_DATA 0x4 /* synchronous fsync of data only */ - - -static inline struct xfs_vnode *vn_grab(struct xfs_vnode *vp) -{ - printf("vn_grab NI\n"); -// struct inode *inode = igrab(vn_to_inode(vp)); -// return inode ? vn_from_inode(inode) : NULL; - return NULL; -} - -static inline void vn_atime_to_bstime(struct xfs_vnode *vp, xfs_bstime_t *bs_atime) -{ - printf("%s NI\n", __func__); -// bs_atime->tv_sec = vp->v_inode.i_atime.tv_sec; -// bs_atime->tv_nsec = vp->v_inode.i_atime.tv_nsec; -} - -static inline void vn_atime_to_timespec(struct xfs_vnode *vp, struct timespec *ts) -{ -// *ts = vp->v_vnode->va_atime; -} - -/* - * Tracking vnode activity. - */ -#if defined(XFS_VNODE_TRACE) - -#define VNODE_TRACE_SIZE 16 /* number of trace entries */ -#define VNODE_KTRACE_ENTRY 1 -#define VNODE_KTRACE_EXIT 2 -#define VNODE_KTRACE_HOLD 3 -#define VNODE_KTRACE_REF 4 -#define VNODE_KTRACE_RELE 5 - -extern void vn_trace_entry(struct xfs_vnode *, char *, inst_t *); -extern void vn_trace_exit(struct xfs_vnode *, char *, inst_t *); -extern void vn_trace_hold(struct xfs_vnode *, char *, int, inst_t *); -extern void vn_trace_ref(struct xfs_vnode *, char *, int, inst_t *); -extern void vn_trace_rele(struct xfs_vnode *, char *, int, inst_t *); - - - -#define VN_TRACE(vp) \ - vn_trace_ref(vp, __FILE__, __LINE__, (inst_t *)__return_address) -#else -#define vn_trace_entry(a,b,c) -#define vn_trace_exit(a,b,c) -#define vn_trace_hold(a,b,c,d) -#define vn_trace_ref(a,b,c,d) -#define vn_trace_rele(a,b,c,d) -#define VN_TRACE(vp) -#endif - -#endif /* __XFS_VNODE_H__ */ |
