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-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.h376
1 files changed, 159 insertions, 217 deletions
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 2a8e16c22353..35c6a01963a7 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -14,57 +14,35 @@
14 * You should have received a copy of the GNU General Public License 14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation, 15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Portions Copyright (c) 1989, 1993
19 * The Regents of the University of California. All rights reserved.
20 *
21 * Redistribution and use in source and binary forms, with or without
22 * modification, are permitted provided that the following conditions
23 * are met:
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
29 * 3. Neither the name of the University nor the names of its contributors
30 * may be used to endorse or promote products derived from this software
31 * without specific prior written permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
34 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
35 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
36 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
37 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
38 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
39 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
41 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
42 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 * SUCH DAMAGE.
44 */ 17 */
45#ifndef __XFS_VNODE_H__ 18#ifndef __XFS_VNODE_H__
46#define __XFS_VNODE_H__ 19#define __XFS_VNODE_H__
47 20
48struct uio; 21struct uio;
49struct file; 22struct file;
50struct vattr; 23struct bhv_vfs;
24struct bhv_vattr;
51struct xfs_iomap; 25struct xfs_iomap;
52struct attrlist_cursor_kern; 26struct attrlist_cursor_kern;
53 27
28typedef struct dentry bhv_vname_t;
29typedef __u64 bhv_vnumber_t;
54 30
55typedef xfs_ino_t vnumber_t; 31typedef enum bhv_vflags {
56typedef struct dentry vname_t; 32 VMODIFIED = 0x08, /* XFS inode state possibly differs */
57typedef bhv_head_t vn_bhv_head_t; 33 /* to the Linux inode state. */
34 VTRUNCATED = 0x40, /* truncated down so flush-on-close */
35} bhv_vflags_t;
58 36
59/* 37/*
60 * MP locking protocols: 38 * MP locking protocols:
61 * v_flag, v_vfsp VN_LOCK/VN_UNLOCK 39 * v_flag, v_vfsp VN_LOCK/VN_UNLOCK
62 */ 40 */
63typedef struct vnode { 41typedef struct bhv_vnode {
64 __u32 v_flag; /* vnode flags (see below) */ 42 bhv_vflags_t v_flag; /* vnode flags (see above) */
65 struct vfs *v_vfsp; /* ptr to containing VFS */ 43 bhv_vfs_t *v_vfsp; /* ptr to containing VFS */
66 vnumber_t v_number; /* in-core vnode number */ 44 bhv_vnumber_t v_number; /* in-core vnode number */
67 vn_bhv_head_t v_bh; /* behavior head */ 45 bhv_head_t v_bh; /* behavior head */
68 spinlock_t v_lock; /* VN_LOCK/VN_UNLOCK */ 46 spinlock_t v_lock; /* VN_LOCK/VN_UNLOCK */
69 atomic_t v_iocount; /* outstanding I/O count */ 47 atomic_t v_iocount; /* outstanding I/O count */
70#ifdef XFS_VNODE_TRACE 48#ifdef XFS_VNODE_TRACE
@@ -72,7 +50,7 @@ typedef struct vnode {
72#endif 50#endif
73 struct inode v_inode; /* Linux inode */ 51 struct inode v_inode; /* Linux inode */
74 /* inode MUST be last */ 52 /* inode MUST be last */
75} vnode_t; 53} bhv_vnode_t;
76 54
77#define VN_ISLNK(vp) S_ISLNK((vp)->v_inode.i_mode) 55#define VN_ISLNK(vp) S_ISLNK((vp)->v_inode.i_mode)
78#define VN_ISREG(vp) S_ISREG((vp)->v_inode.i_mode) 56#define VN_ISREG(vp) S_ISREG((vp)->v_inode.i_mode)
@@ -80,9 +58,6 @@ typedef struct vnode {
80#define VN_ISCHR(vp) S_ISCHR((vp)->v_inode.i_mode) 58#define VN_ISCHR(vp) S_ISCHR((vp)->v_inode.i_mode)
81#define VN_ISBLK(vp) S_ISBLK((vp)->v_inode.i_mode) 59#define VN_ISBLK(vp) S_ISBLK((vp)->v_inode.i_mode)
82 60
83#define v_fbhv v_bh.bh_first /* first behavior */
84#define v_fops v_bh.bh_first->bd_ops /* first behavior ops */
85
86#define VNODE_POSITION_BASE BHV_POSITION_BASE /* chain bottom */ 61#define VNODE_POSITION_BASE BHV_POSITION_BASE /* chain bottom */
87#define VNODE_POSITION_TOP BHV_POSITION_TOP /* chain top */ 62#define VNODE_POSITION_TOP BHV_POSITION_TOP /* chain top */
88#define VNODE_POSITION_INVALID BHV_POSITION_INVALID /* invalid pos. num */ 63#define VNODE_POSITION_INVALID BHV_POSITION_INVALID /* invalid pos. num */
@@ -104,8 +79,8 @@ typedef enum {
104/* 79/*
105 * Macros for dealing with the behavior descriptor inside of the vnode. 80 * Macros for dealing with the behavior descriptor inside of the vnode.
106 */ 81 */
107#define BHV_TO_VNODE(bdp) ((vnode_t *)BHV_VOBJ(bdp)) 82#define BHV_TO_VNODE(bdp) ((bhv_vnode_t *)BHV_VOBJ(bdp))
108#define BHV_TO_VNODE_NULL(bdp) ((vnode_t *)BHV_VOBJNULL(bdp)) 83#define BHV_TO_VNODE_NULL(bdp) ((bhv_vnode_t *)BHV_VOBJNULL(bdp))
109 84
110#define VN_BHV_HEAD(vp) ((bhv_head_t *)(&((vp)->v_bh))) 85#define VN_BHV_HEAD(vp) ((bhv_head_t *)(&((vp)->v_bh)))
111#define vn_bhv_head_init(bhp,name) bhv_head_init(bhp,name) 86#define vn_bhv_head_init(bhp,name) bhv_head_init(bhp,name)
@@ -116,35 +91,29 @@ typedef enum {
116/* 91/*
117 * Vnode to Linux inode mapping. 92 * Vnode to Linux inode mapping.
118 */ 93 */
119static inline struct vnode *vn_from_inode(struct inode *inode) 94static inline struct bhv_vnode *vn_from_inode(struct inode *inode)
120{ 95{
121 return (vnode_t *)list_entry(inode, vnode_t, v_inode); 96 return (bhv_vnode_t *)list_entry(inode, bhv_vnode_t, v_inode);
122} 97}
123static inline struct inode *vn_to_inode(struct vnode *vnode) 98static inline struct inode *vn_to_inode(struct bhv_vnode *vnode)
124{ 99{
125 return &vnode->v_inode; 100 return &vnode->v_inode;
126} 101}
127 102
128/* 103/*
129 * Vnode flags. 104 * Values for the vop_rwlock/rwunlock flags parameter.
130 */
131#define VMODIFIED 0x8 /* XFS inode state possibly differs */
132 /* to the Linux inode state. */
133
134/*
135 * Values for the VOP_RWLOCK and VOP_RWUNLOCK flags parameter.
136 */ 105 */
137typedef enum vrwlock { 106typedef enum bhv_vrwlock {
138 VRWLOCK_NONE, 107 VRWLOCK_NONE,
139 VRWLOCK_READ, 108 VRWLOCK_READ,
140 VRWLOCK_WRITE, 109 VRWLOCK_WRITE,
141 VRWLOCK_WRITE_DIRECT, 110 VRWLOCK_WRITE_DIRECT,
142 VRWLOCK_TRY_READ, 111 VRWLOCK_TRY_READ,
143 VRWLOCK_TRY_WRITE 112 VRWLOCK_TRY_WRITE
144} vrwlock_t; 113} bhv_vrwlock_t;
145 114
146/* 115/*
147 * Return values for VOP_INACTIVE. A return value of 116 * Return values for bhv_vop_inactive. A return value of
148 * VN_INACTIVE_NOCACHE implies that the file system behavior 117 * VN_INACTIVE_NOCACHE implies that the file system behavior
149 * has disassociated its state and bhv_desc_t from the vnode. 118 * has disassociated its state and bhv_desc_t from the vnode.
150 */ 119 */
@@ -152,18 +121,20 @@ typedef enum vrwlock {
152#define VN_INACTIVE_NOCACHE 1 121#define VN_INACTIVE_NOCACHE 1
153 122
154/* 123/*
155 * Values for the cmd code given to VOP_VNODE_CHANGE. 124 * Values for the cmd code given to vop_vnode_change.
156 */ 125 */
157typedef enum vchange { 126typedef enum bhv_vchange {
158 VCHANGE_FLAGS_FRLOCKS = 0, 127 VCHANGE_FLAGS_FRLOCKS = 0,
159 VCHANGE_FLAGS_ENF_LOCKING = 1, 128 VCHANGE_FLAGS_ENF_LOCKING = 1,
160 VCHANGE_FLAGS_TRUNCATED = 2, 129 VCHANGE_FLAGS_TRUNCATED = 2,
161 VCHANGE_FLAGS_PAGE_DIRTY = 3, 130 VCHANGE_FLAGS_PAGE_DIRTY = 3,
162 VCHANGE_FLAGS_IOEXCL_COUNT = 4 131 VCHANGE_FLAGS_IOEXCL_COUNT = 4
163} vchange_t; 132} bhv_vchange_t;
164 133
134typedef enum { L_FALSE, L_TRUE } lastclose_t;
165 135
166typedef int (*vop_open_t)(bhv_desc_t *, struct cred *); 136typedef int (*vop_open_t)(bhv_desc_t *, struct cred *);
137typedef int (*vop_close_t)(bhv_desc_t *, int, lastclose_t, struct cred *);
167typedef ssize_t (*vop_read_t)(bhv_desc_t *, struct kiocb *, 138typedef ssize_t (*vop_read_t)(bhv_desc_t *, struct kiocb *,
168 const struct iovec *, unsigned int, 139 const struct iovec *, unsigned int,
169 loff_t *, int, struct cred *); 140 loff_t *, int, struct cred *);
@@ -181,27 +152,27 @@ typedef ssize_t (*vop_splice_write_t)(bhv_desc_t *, struct pipe_inode_info *,
181 struct cred *); 152 struct cred *);
182typedef int (*vop_ioctl_t)(bhv_desc_t *, struct inode *, struct file *, 153typedef int (*vop_ioctl_t)(bhv_desc_t *, struct inode *, struct file *,
183 int, unsigned int, void __user *); 154 int, unsigned int, void __user *);
184typedef int (*vop_getattr_t)(bhv_desc_t *, struct vattr *, int, 155typedef int (*vop_getattr_t)(bhv_desc_t *, struct bhv_vattr *, int,
185 struct cred *); 156 struct cred *);
186typedef int (*vop_setattr_t)(bhv_desc_t *, struct vattr *, int, 157typedef int (*vop_setattr_t)(bhv_desc_t *, struct bhv_vattr *, int,
187 struct cred *); 158 struct cred *);
188typedef int (*vop_access_t)(bhv_desc_t *, int, struct cred *); 159typedef int (*vop_access_t)(bhv_desc_t *, int, struct cred *);
189typedef int (*vop_lookup_t)(bhv_desc_t *, vname_t *, vnode_t **, 160typedef int (*vop_lookup_t)(bhv_desc_t *, bhv_vname_t *, bhv_vnode_t **,
190 int, vnode_t *, struct cred *); 161 int, bhv_vnode_t *, struct cred *);
191typedef int (*vop_create_t)(bhv_desc_t *, vname_t *, struct vattr *, 162typedef int (*vop_create_t)(bhv_desc_t *, bhv_vname_t *, struct bhv_vattr *,
192 vnode_t **, struct cred *); 163 bhv_vnode_t **, struct cred *);
193typedef int (*vop_remove_t)(bhv_desc_t *, vname_t *, struct cred *); 164typedef int (*vop_remove_t)(bhv_desc_t *, bhv_vname_t *, struct cred *);
194typedef int (*vop_link_t)(bhv_desc_t *, vnode_t *, vname_t *, 165typedef int (*vop_link_t)(bhv_desc_t *, bhv_vnode_t *, bhv_vname_t *,
195 struct cred *);
196typedef int (*vop_rename_t)(bhv_desc_t *, vname_t *, vnode_t *, vname_t *,
197 struct cred *); 166 struct cred *);
198typedef int (*vop_mkdir_t)(bhv_desc_t *, vname_t *, struct vattr *, 167typedef int (*vop_rename_t)(bhv_desc_t *, bhv_vname_t *, bhv_vnode_t *,
199 vnode_t **, struct cred *); 168 bhv_vname_t *, struct cred *);
200typedef int (*vop_rmdir_t)(bhv_desc_t *, vname_t *, struct cred *); 169typedef int (*vop_mkdir_t)(bhv_desc_t *, bhv_vname_t *, struct bhv_vattr *,
170 bhv_vnode_t **, struct cred *);
171typedef int (*vop_rmdir_t)(bhv_desc_t *, bhv_vname_t *, struct cred *);
201typedef int (*vop_readdir_t)(bhv_desc_t *, struct uio *, struct cred *, 172typedef int (*vop_readdir_t)(bhv_desc_t *, struct uio *, struct cred *,
202 int *); 173 int *);
203typedef int (*vop_symlink_t)(bhv_desc_t *, vname_t *, struct vattr *, 174typedef int (*vop_symlink_t)(bhv_desc_t *, bhv_vname_t *, struct bhv_vattr*,
204 char *, vnode_t **, struct cred *); 175 char *, bhv_vnode_t **, struct cred *);
205typedef int (*vop_readlink_t)(bhv_desc_t *, struct uio *, int, 176typedef int (*vop_readlink_t)(bhv_desc_t *, struct uio *, int,
206 struct cred *); 177 struct cred *);
207typedef int (*vop_fsync_t)(bhv_desc_t *, int, struct cred *, 178typedef int (*vop_fsync_t)(bhv_desc_t *, int, struct cred *,
@@ -209,8 +180,8 @@ typedef int (*vop_fsync_t)(bhv_desc_t *, int, struct cred *,
209typedef int (*vop_inactive_t)(bhv_desc_t *, struct cred *); 180typedef int (*vop_inactive_t)(bhv_desc_t *, struct cred *);
210typedef int (*vop_fid2_t)(bhv_desc_t *, struct fid *); 181typedef int (*vop_fid2_t)(bhv_desc_t *, struct fid *);
211typedef int (*vop_release_t)(bhv_desc_t *); 182typedef int (*vop_release_t)(bhv_desc_t *);
212typedef int (*vop_rwlock_t)(bhv_desc_t *, vrwlock_t); 183typedef int (*vop_rwlock_t)(bhv_desc_t *, bhv_vrwlock_t);
213typedef void (*vop_rwunlock_t)(bhv_desc_t *, vrwlock_t); 184typedef void (*vop_rwunlock_t)(bhv_desc_t *, bhv_vrwlock_t);
214typedef int (*vop_bmap_t)(bhv_desc_t *, xfs_off_t, ssize_t, int, 185typedef int (*vop_bmap_t)(bhv_desc_t *, xfs_off_t, ssize_t, int,
215 struct xfs_iomap *, int *); 186 struct xfs_iomap *, int *);
216typedef int (*vop_reclaim_t)(bhv_desc_t *); 187typedef int (*vop_reclaim_t)(bhv_desc_t *);
@@ -222,8 +193,8 @@ typedef int (*vop_attr_remove_t)(bhv_desc_t *, const char *,
222 int, struct cred *); 193 int, struct cred *);
223typedef int (*vop_attr_list_t)(bhv_desc_t *, char *, int, int, 194typedef int (*vop_attr_list_t)(bhv_desc_t *, char *, int, int,
224 struct attrlist_cursor_kern *, struct cred *); 195 struct attrlist_cursor_kern *, struct cred *);
225typedef void (*vop_link_removed_t)(bhv_desc_t *, vnode_t *, int); 196typedef void (*vop_link_removed_t)(bhv_desc_t *, bhv_vnode_t *, int);
226typedef void (*vop_vnode_change_t)(bhv_desc_t *, vchange_t, __psint_t); 197typedef void (*vop_vnode_change_t)(bhv_desc_t *, bhv_vchange_t, __psint_t);
227typedef void (*vop_ptossvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int); 198typedef void (*vop_ptossvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int);
228typedef void (*vop_pflushinvalvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int); 199typedef void (*vop_pflushinvalvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, int);
229typedef int (*vop_pflushvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t, 200typedef int (*vop_pflushvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t,
@@ -231,9 +202,10 @@ typedef int (*vop_pflushvp_t)(bhv_desc_t *, xfs_off_t, xfs_off_t,
231typedef int (*vop_iflush_t)(bhv_desc_t *, int); 202typedef int (*vop_iflush_t)(bhv_desc_t *, int);
232 203
233 204
234typedef struct vnodeops { 205typedef struct bhv_vnodeops {
235 bhv_position_t vn_position; /* position within behavior chain */ 206 bhv_position_t vn_position; /* position within behavior chain */
236 vop_open_t vop_open; 207 vop_open_t vop_open;
208 vop_close_t vop_close;
237 vop_read_t vop_read; 209 vop_read_t vop_read;
238 vop_write_t vop_write; 210 vop_write_t vop_write;
239 vop_sendfile_t vop_sendfile; 211 vop_sendfile_t vop_sendfile;
@@ -271,103 +243,80 @@ typedef struct vnodeops {
271 vop_pflushvp_t vop_flush_pages; 243 vop_pflushvp_t vop_flush_pages;
272 vop_release_t vop_release; 244 vop_release_t vop_release;
273 vop_iflush_t vop_iflush; 245 vop_iflush_t vop_iflush;
274} vnodeops_t; 246} bhv_vnodeops_t;
275 247
276/* 248/*
277 * VOP's. 249 * Virtual node operations, operating from head bhv.
278 */
279#define _VOP_(op, vp) (*((vnodeops_t *)(vp)->v_fops)->op)
280
281#define VOP_READ(vp,file,iov,segs,offset,ioflags,cr,rv) \
282 rv = _VOP_(vop_read, vp)((vp)->v_fbhv,file,iov,segs,offset,ioflags,cr)
283#define VOP_WRITE(vp,file,iov,segs,offset,ioflags,cr,rv) \
284 rv = _VOP_(vop_write, vp)((vp)->v_fbhv,file,iov,segs,offset,ioflags,cr)
285#define VOP_SENDFILE(vp,f,off,ioflags,cnt,act,targ,cr,rv) \
286 rv = _VOP_(vop_sendfile, vp)((vp)->v_fbhv,f,off,ioflags,cnt,act,targ,cr)
287#define VOP_SPLICE_READ(vp,f,o,pipe,cnt,fl,iofl,cr,rv) \
288 rv = _VOP_(vop_splice_read, vp)((vp)->v_fbhv,f,o,pipe,cnt,fl,iofl,cr)
289#define VOP_SPLICE_WRITE(vp,f,o,pipe,cnt,fl,iofl,cr,rv) \
290 rv = _VOP_(vop_splice_write, vp)((vp)->v_fbhv,f,o,pipe,cnt,fl,iofl,cr)
291#define VOP_BMAP(vp,of,sz,rw,b,n,rv) \
292 rv = _VOP_(vop_bmap, vp)((vp)->v_fbhv,of,sz,rw,b,n)
293#define VOP_OPEN(vp, cr, rv) \
294 rv = _VOP_(vop_open, vp)((vp)->v_fbhv, cr)
295#define VOP_GETATTR(vp, vap, f, cr, rv) \
296 rv = _VOP_(vop_getattr, vp)((vp)->v_fbhv, vap, f, cr)
297#define VOP_SETATTR(vp, vap, f, cr, rv) \
298 rv = _VOP_(vop_setattr, vp)((vp)->v_fbhv, vap, f, cr)
299#define VOP_ACCESS(vp, mode, cr, rv) \
300 rv = _VOP_(vop_access, vp)((vp)->v_fbhv, mode, cr)
301#define VOP_LOOKUP(vp,d,vpp,f,rdir,cr,rv) \
302 rv = _VOP_(vop_lookup, vp)((vp)->v_fbhv,d,vpp,f,rdir,cr)
303#define VOP_CREATE(dvp,d,vap,vpp,cr,rv) \
304 rv = _VOP_(vop_create, dvp)((dvp)->v_fbhv,d,vap,vpp,cr)
305#define VOP_REMOVE(dvp,d,cr,rv) \
306 rv = _VOP_(vop_remove, dvp)((dvp)->v_fbhv,d,cr)
307#define VOP_LINK(tdvp,fvp,d,cr,rv) \
308 rv = _VOP_(vop_link, tdvp)((tdvp)->v_fbhv,fvp,d,cr)
309#define VOP_RENAME(fvp,fnm,tdvp,tnm,cr,rv) \
310 rv = _VOP_(vop_rename, fvp)((fvp)->v_fbhv,fnm,tdvp,tnm,cr)
311#define VOP_MKDIR(dp,d,vap,vpp,cr,rv) \
312 rv = _VOP_(vop_mkdir, dp)((dp)->v_fbhv,d,vap,vpp,cr)
313#define VOP_RMDIR(dp,d,cr,rv) \
314 rv = _VOP_(vop_rmdir, dp)((dp)->v_fbhv,d,cr)
315#define VOP_READDIR(vp,uiop,cr,eofp,rv) \
316 rv = _VOP_(vop_readdir, vp)((vp)->v_fbhv,uiop,cr,eofp)
317#define VOP_SYMLINK(dvp,d,vap,tnm,vpp,cr,rv) \
318 rv = _VOP_(vop_symlink, dvp) ((dvp)->v_fbhv,d,vap,tnm,vpp,cr)
319#define VOP_READLINK(vp,uiop,fl,cr,rv) \
320 rv = _VOP_(vop_readlink, vp)((vp)->v_fbhv,uiop,fl,cr)
321#define VOP_FSYNC(vp,f,cr,b,e,rv) \
322 rv = _VOP_(vop_fsync, vp)((vp)->v_fbhv,f,cr,b,e)
323#define VOP_INACTIVE(vp, cr, rv) \
324 rv = _VOP_(vop_inactive, vp)((vp)->v_fbhv, cr)
325#define VOP_RELEASE(vp, rv) \
326 rv = _VOP_(vop_release, vp)((vp)->v_fbhv)
327#define VOP_FID2(vp, fidp, rv) \
328 rv = _VOP_(vop_fid2, vp)((vp)->v_fbhv, fidp)
329#define VOP_RWLOCK(vp,i) \
330 (void)_VOP_(vop_rwlock, vp)((vp)->v_fbhv, i)
331#define VOP_RWLOCK_TRY(vp,i) \
332 _VOP_(vop_rwlock, vp)((vp)->v_fbhv, i)
333#define VOP_RWUNLOCK(vp,i) \
334 (void)_VOP_(vop_rwunlock, vp)((vp)->v_fbhv, i)
335#define VOP_FRLOCK(vp,c,fl,flags,offset,fr,rv) \
336 rv = _VOP_(vop_frlock, vp)((vp)->v_fbhv,c,fl,flags,offset,fr)
337#define VOP_RECLAIM(vp, rv) \
338 rv = _VOP_(vop_reclaim, vp)((vp)->v_fbhv)
339#define VOP_ATTR_GET(vp, name, val, vallenp, fl, cred, rv) \
340 rv = _VOP_(vop_attr_get, vp)((vp)->v_fbhv,name,val,vallenp,fl,cred)
341#define VOP_ATTR_SET(vp, name, val, vallen, fl, cred, rv) \
342 rv = _VOP_(vop_attr_set, vp)((vp)->v_fbhv,name,val,vallen,fl,cred)
343#define VOP_ATTR_REMOVE(vp, name, flags, cred, rv) \
344 rv = _VOP_(vop_attr_remove, vp)((vp)->v_fbhv,name,flags,cred)
345#define VOP_ATTR_LIST(vp, buf, buflen, fl, cursor, cred, rv) \
346 rv = _VOP_(vop_attr_list, vp)((vp)->v_fbhv,buf,buflen,fl,cursor,cred)
347#define VOP_LINK_REMOVED(vp, dvp, linkzero) \
348 (void)_VOP_(vop_link_removed, vp)((vp)->v_fbhv, dvp, linkzero)
349#define VOP_VNODE_CHANGE(vp, cmd, val) \
350 (void)_VOP_(vop_vnode_change, vp)((vp)->v_fbhv,cmd,val)
351/*
352 * These are page cache functions that now go thru VOPs.
353 * 'last' parameter is unused and left in for IRIX compatibility
354 */ 250 */
355#define VOP_TOSS_PAGES(vp, first, last, fiopt) \ 251#define VNHEAD(vp) ((vp)->v_bh.bh_first)
356 _VOP_(vop_tosspages, vp)((vp)->v_fbhv,first, last, fiopt) 252#define VOP(op, vp) (*((bhv_vnodeops_t *)VNHEAD(vp)->bd_ops)->op)
357/* 253#define bhv_vop_open(vp, cr) VOP(vop_open, vp)(VNHEAD(vp),cr)
358 * 'last' parameter is unused and left in for IRIX compatibility 254#define bhv_vop_close(vp, f,last,cr) VOP(vop_close, vp)(VNHEAD(vp),f,last,cr)
359 */ 255#define bhv_vop_read(vp,file,iov,segs,offset,ioflags,cr) \
360#define VOP_FLUSHINVAL_PAGES(vp, first, last, fiopt) \ 256 VOP(vop_read, vp)(VNHEAD(vp),file,iov,segs,offset,ioflags,cr)
361 _VOP_(vop_flushinval_pages, vp)((vp)->v_fbhv,first,last,fiopt) 257#define bhv_vop_write(vp,file,iov,segs,offset,ioflags,cr) \
362/* 258 VOP(vop_write, vp)(VNHEAD(vp),file,iov,segs,offset,ioflags,cr)
363 * 'last' parameter is unused and left in for IRIX compatibility 259#define bhv_vop_sendfile(vp,f,off,ioflags,cnt,act,targ,cr) \
364 */ 260 VOP(vop_sendfile, vp)(VNHEAD(vp),f,off,ioflags,cnt,act,targ,cr)
365#define VOP_FLUSH_PAGES(vp, first, last, flags, fiopt, rv) \ 261#define bhv_vop_splice_read(vp,f,o,pipe,cnt,fl,iofl,cr) \
366 rv = _VOP_(vop_flush_pages, vp)((vp)->v_fbhv,first,last,flags,fiopt) 262 VOP(vop_splice_read, vp)(VNHEAD(vp),f,o,pipe,cnt,fl,iofl,cr)
367#define VOP_IOCTL(vp, inode, filp, fl, cmd, arg, rv) \ 263#define bhv_vop_splice_write(vp,f,o,pipe,cnt,fl,iofl,cr) \
368 rv = _VOP_(vop_ioctl, vp)((vp)->v_fbhv,inode,filp,fl,cmd,arg) 264 VOP(vop_splice_write, vp)(VNHEAD(vp),f,o,pipe,cnt,fl,iofl,cr)
369#define VOP_IFLUSH(vp, flags, rv) \ 265#define bhv_vop_bmap(vp,of,sz,rw,b,n) \
370 rv = _VOP_(vop_iflush, vp)((vp)->v_fbhv, flags) 266 VOP(vop_bmap, vp)(VNHEAD(vp),of,sz,rw,b,n)
267#define bhv_vop_getattr(vp, vap,f,cr) \
268 VOP(vop_getattr, vp)(VNHEAD(vp), vap,f,cr)
269#define bhv_vop_setattr(vp, vap,f,cr) \
270 VOP(vop_setattr, vp)(VNHEAD(vp), vap,f,cr)
271#define bhv_vop_access(vp, mode,cr) VOP(vop_access, vp)(VNHEAD(vp), mode,cr)
272#define bhv_vop_lookup(vp,d,vpp,f,rdir,cr) \
273 VOP(vop_lookup, vp)(VNHEAD(vp),d,vpp,f,rdir,cr)
274#define bhv_vop_create(dvp,d,vap,vpp,cr) \
275 VOP(vop_create, dvp)(VNHEAD(dvp),d,vap,vpp,cr)
276#define bhv_vop_remove(dvp,d,cr) VOP(vop_remove, dvp)(VNHEAD(dvp),d,cr)
277#define bhv_vop_link(dvp,fvp,d,cr) VOP(vop_link, dvp)(VNHEAD(dvp),fvp,d,cr)
278#define bhv_vop_rename(fvp,fnm,tdvp,tnm,cr) \
279 VOP(vop_rename, fvp)(VNHEAD(fvp),fnm,tdvp,tnm,cr)
280#define bhv_vop_mkdir(dp,d,vap,vpp,cr) \
281 VOP(vop_mkdir, dp)(VNHEAD(dp),d,vap,vpp,cr)
282#define bhv_vop_rmdir(dp,d,cr) VOP(vop_rmdir, dp)(VNHEAD(dp),d,cr)
283#define bhv_vop_readdir(vp,uiop,cr,eofp) \
284 VOP(vop_readdir, vp)(VNHEAD(vp),uiop,cr,eofp)
285#define bhv_vop_symlink(dvp,d,vap,tnm,vpp,cr) \
286 VOP(vop_symlink, dvp)(VNHEAD(dvp),d,vap,tnm,vpp,cr)
287#define bhv_vop_readlink(vp,uiop,fl,cr) \
288 VOP(vop_readlink, vp)(VNHEAD(vp),uiop,fl,cr)
289#define bhv_vop_fsync(vp,f,cr,b,e) VOP(vop_fsync, vp)(VNHEAD(vp),f,cr,b,e)
290#define bhv_vop_inactive(vp,cr) VOP(vop_inactive, vp)(VNHEAD(vp),cr)
291#define bhv_vop_release(vp) VOP(vop_release, vp)(VNHEAD(vp))
292#define bhv_vop_fid2(vp,fidp) VOP(vop_fid2, vp)(VNHEAD(vp),fidp)
293#define bhv_vop_rwlock(vp,i) VOP(vop_rwlock, vp)(VNHEAD(vp),i)
294#define bhv_vop_rwlock_try(vp,i) VOP(vop_rwlock, vp)(VNHEAD(vp),i)
295#define bhv_vop_rwunlock(vp,i) VOP(vop_rwunlock, vp)(VNHEAD(vp),i)
296#define bhv_vop_frlock(vp,c,fl,flags,offset,fr) \
297 VOP(vop_frlock, vp)(VNHEAD(vp),c,fl,flags,offset,fr)
298#define bhv_vop_reclaim(vp) VOP(vop_reclaim, vp)(VNHEAD(vp))
299#define bhv_vop_attr_get(vp, name, val, vallenp, fl, cred) \
300 VOP(vop_attr_get, vp)(VNHEAD(vp),name,val,vallenp,fl,cred)
301#define bhv_vop_attr_set(vp, name, val, vallen, fl, cred) \
302 VOP(vop_attr_set, vp)(VNHEAD(vp),name,val,vallen,fl,cred)
303#define bhv_vop_attr_remove(vp, name, flags, cred) \
304 VOP(vop_attr_remove, vp)(VNHEAD(vp),name,flags,cred)
305#define bhv_vop_attr_list(vp, buf, buflen, fl, cursor, cred) \
306 VOP(vop_attr_list, vp)(VNHEAD(vp),buf,buflen,fl,cursor,cred)
307#define bhv_vop_link_removed(vp, dvp, linkzero) \
308 VOP(vop_link_removed, vp)(VNHEAD(vp), dvp, linkzero)
309#define bhv_vop_vnode_change(vp, cmd, val) \
310 VOP(vop_vnode_change, vp)(VNHEAD(vp), cmd, val)
311#define bhv_vop_toss_pages(vp, first, last, fiopt) \
312 VOP(vop_tosspages, vp)(VNHEAD(vp), first, last, fiopt)
313#define bhv_vop_flushinval_pages(vp, first, last, fiopt) \
314 VOP(vop_flushinval_pages, vp)(VNHEAD(vp),first,last,fiopt)
315#define bhv_vop_flush_pages(vp, first, last, flags, fiopt) \
316 VOP(vop_flush_pages, vp)(VNHEAD(vp),first,last,flags,fiopt)
317#define bhv_vop_ioctl(vp, inode, filp, fl, cmd, arg) \
318 VOP(vop_ioctl, vp)(VNHEAD(vp),inode,filp,fl,cmd,arg)
319#define bhv_vop_iflush(vp, flags) VOP(vop_iflush, vp)(VNHEAD(vp), flags)
371 320
372/* 321/*
373 * Flags for read/write calls - same values as IRIX 322 * Flags for read/write calls - same values as IRIX
@@ -377,7 +326,7 @@ typedef struct vnodeops {
377#define IO_INVIS 0x00020 /* don't update inode timestamps */ 326#define IO_INVIS 0x00020 /* don't update inode timestamps */
378 327
379/* 328/*
380 * Flags for VOP_IFLUSH call 329 * Flags for vop_iflush call
381 */ 330 */
382#define FLUSH_SYNC 1 /* wait for flush to complete */ 331#define FLUSH_SYNC 1 /* wait for flush to complete */
383#define FLUSH_INODE 2 /* flush the inode itself */ 332#define FLUSH_INODE 2 /* flush the inode itself */
@@ -385,8 +334,7 @@ typedef struct vnodeops {
385 * this inode out to disk */ 334 * this inode out to disk */
386 335
387/* 336/*
388 * Flush/Invalidate options for VOP_TOSS_PAGES, VOP_FLUSHINVAL_PAGES and 337 * Flush/Invalidate options for vop_toss/flush/flushinval_pages.
389 * VOP_FLUSH_PAGES.
390 */ 338 */
391#define FI_NONE 0 /* none */ 339#define FI_NONE 0 /* none */
392#define FI_REMAPF 1 /* Do a remapf prior to the operation */ 340#define FI_REMAPF 1 /* Do a remapf prior to the operation */
@@ -398,7 +346,7 @@ typedef struct vnodeops {
398 * Vnode attributes. va_mask indicates those attributes the caller 346 * Vnode attributes. va_mask indicates those attributes the caller
399 * wants to set or extract. 347 * wants to set or extract.
400 */ 348 */
401typedef struct vattr { 349typedef struct bhv_vattr {
402 int va_mask; /* bit-mask of attributes present */ 350 int va_mask; /* bit-mask of attributes present */
403 mode_t va_mode; /* file access mode and type */ 351 mode_t va_mode; /* file access mode and type */
404 xfs_nlink_t va_nlink; /* number of references to file */ 352 xfs_nlink_t va_nlink; /* number of references to file */
@@ -418,7 +366,7 @@ typedef struct vattr {
418 u_long va_nextents; /* number of extents in file */ 366 u_long va_nextents; /* number of extents in file */
419 u_long va_anextents; /* number of attr extents in file */ 367 u_long va_anextents; /* number of attr extents in file */
420 prid_t va_projid; /* project id */ 368 prid_t va_projid; /* project id */
421} vattr_t; 369} bhv_vattr_t;
422 370
423/* 371/*
424 * setattr or getattr attributes 372 * setattr or getattr attributes
@@ -492,29 +440,17 @@ typedef struct vattr {
492 (VN_ISREG(vp) && ((mode) & (VSGID|(VEXEC>>3))) == VSGID) 440 (VN_ISREG(vp) && ((mode) & (VSGID|(VEXEC>>3))) == VSGID)
493 441
494extern void vn_init(void); 442extern void vn_init(void);
495extern vnode_t *vn_initialize(struct inode *); 443extern bhv_vnode_t *vn_initialize(struct inode *);
496 444extern int vn_revalidate(struct bhv_vnode *);
497/* 445extern int __vn_revalidate(struct bhv_vnode *, bhv_vattr_t *);
498 * vnode_map structures _must_ match vn_epoch and vnode structure sizes. 446extern void vn_revalidate_core(struct bhv_vnode *, bhv_vattr_t *);
499 */
500typedef struct vnode_map {
501 vfs_t *v_vfsp;
502 vnumber_t v_number; /* in-core vnode number */
503 xfs_ino_t v_ino; /* inode # */
504} vmap_t;
505
506#define VMAP(vp, vmap) {(vmap).v_vfsp = (vp)->v_vfsp, \
507 (vmap).v_number = (vp)->v_number, \
508 (vmap).v_ino = (vp)->v_inode.i_ino; }
509 447
510extern int vn_revalidate(struct vnode *); 448extern void vn_iowait(struct bhv_vnode *vp);
511extern int __vn_revalidate(struct vnode *, vattr_t *); 449extern void vn_iowake(struct bhv_vnode *vp);
512extern void vn_revalidate_core(struct vnode *, vattr_t *);
513 450
514extern void vn_iowait(struct vnode *vp); 451extern void vn_ioerror(struct bhv_vnode *vp, int error, char *f, int l);
515extern void vn_iowake(struct vnode *vp);
516 452
517static inline int vn_count(struct vnode *vp) 453static inline int vn_count(struct bhv_vnode *vp)
518{ 454{
519 return atomic_read(&vn_to_inode(vp)->i_count); 455 return atomic_read(&vn_to_inode(vp)->i_count);
520} 456}
@@ -522,7 +458,7 @@ static inline int vn_count(struct vnode *vp)
522/* 458/*
523 * Vnode reference counting functions (and macros for compatibility). 459 * Vnode reference counting functions (and macros for compatibility).
524 */ 460 */
525extern vnode_t *vn_hold(struct vnode *); 461extern bhv_vnode_t *vn_hold(struct bhv_vnode *);
526 462
527#if defined(XFS_VNODE_TRACE) 463#if defined(XFS_VNODE_TRACE)
528#define VN_HOLD(vp) \ 464#define VN_HOLD(vp) \
@@ -536,7 +472,7 @@ extern vnode_t *vn_hold(struct vnode *);
536#define VN_RELE(vp) (iput(vn_to_inode(vp))) 472#define VN_RELE(vp) (iput(vn_to_inode(vp)))
537#endif 473#endif
538 474
539static inline struct vnode *vn_grab(struct vnode *vp) 475static inline struct bhv_vnode *vn_grab(struct bhv_vnode *vp)
540{ 476{
541 struct inode *inode = igrab(vn_to_inode(vp)); 477 struct inode *inode = igrab(vn_to_inode(vp));
542 return inode ? vn_from_inode(inode) : NULL; 478 return inode ? vn_from_inode(inode) : NULL;
@@ -554,32 +490,39 @@ static inline struct vnode *vn_grab(struct vnode *vp)
554 */ 490 */
555#define VN_LOCK(vp) mutex_spinlock(&(vp)->v_lock) 491#define VN_LOCK(vp) mutex_spinlock(&(vp)->v_lock)
556#define VN_UNLOCK(vp, s) mutex_spinunlock(&(vp)->v_lock, s) 492#define VN_UNLOCK(vp, s) mutex_spinunlock(&(vp)->v_lock, s)
557#define VN_FLAGSET(vp,b) vn_flagset(vp,b)
558#define VN_FLAGCLR(vp,b) vn_flagclr(vp,b)
559 493
560static __inline__ void vn_flagset(struct vnode *vp, uint flag) 494static __inline__ void vn_flagset(struct bhv_vnode *vp, uint flag)
561{ 495{
562 spin_lock(&vp->v_lock); 496 spin_lock(&vp->v_lock);
563 vp->v_flag |= flag; 497 vp->v_flag |= flag;
564 spin_unlock(&vp->v_lock); 498 spin_unlock(&vp->v_lock);
565} 499}
566 500
567static __inline__ void vn_flagclr(struct vnode *vp, uint flag) 501static __inline__ uint vn_flagclr(struct bhv_vnode *vp, uint flag)
568{ 502{
503 uint cleared;
504
569 spin_lock(&vp->v_lock); 505 spin_lock(&vp->v_lock);
506 cleared = (vp->v_flag & flag);
570 vp->v_flag &= ~flag; 507 vp->v_flag &= ~flag;
571 spin_unlock(&vp->v_lock); 508 spin_unlock(&vp->v_lock);
509 return cleared;
572} 510}
573 511
512#define VMODIFY(vp) vn_flagset(vp, VMODIFIED)
513#define VUNMODIFY(vp) vn_flagclr(vp, VMODIFIED)
514#define VTRUNCATE(vp) vn_flagset(vp, VTRUNCATED)
515#define VUNTRUNCATE(vp) vn_flagclr(vp, VTRUNCATED)
516
574/* 517/*
575 * Dealing with bad inodes 518 * Dealing with bad inodes
576 */ 519 */
577static inline void vn_mark_bad(struct vnode *vp) 520static inline void vn_mark_bad(struct bhv_vnode *vp)
578{ 521{
579 make_bad_inode(vn_to_inode(vp)); 522 make_bad_inode(vn_to_inode(vp));
580} 523}
581 524
582static inline int VN_BAD(struct vnode *vp) 525static inline int VN_BAD(struct bhv_vnode *vp)
583{ 526{
584 return is_bad_inode(vn_to_inode(vp)); 527 return is_bad_inode(vn_to_inode(vp));
585} 528}
@@ -587,18 +530,18 @@ static inline int VN_BAD(struct vnode *vp)
587/* 530/*
588 * Extracting atime values in various formats 531 * Extracting atime values in various formats
589 */ 532 */
590static inline void vn_atime_to_bstime(struct vnode *vp, xfs_bstime_t *bs_atime) 533static inline void vn_atime_to_bstime(bhv_vnode_t *vp, xfs_bstime_t *bs_atime)
591{ 534{
592 bs_atime->tv_sec = vp->v_inode.i_atime.tv_sec; 535 bs_atime->tv_sec = vp->v_inode.i_atime.tv_sec;
593 bs_atime->tv_nsec = vp->v_inode.i_atime.tv_nsec; 536 bs_atime->tv_nsec = vp->v_inode.i_atime.tv_nsec;
594} 537}
595 538
596static inline void vn_atime_to_timespec(struct vnode *vp, struct timespec *ts) 539static inline void vn_atime_to_timespec(bhv_vnode_t *vp, struct timespec *ts)
597{ 540{
598 *ts = vp->v_inode.i_atime; 541 *ts = vp->v_inode.i_atime;
599} 542}
600 543
601static inline void vn_atime_to_time_t(struct vnode *vp, time_t *tt) 544static inline void vn_atime_to_time_t(bhv_vnode_t *vp, time_t *tt)
602{ 545{
603 *tt = vp->v_inode.i_atime.tv_sec; 546 *tt = vp->v_inode.i_atime.tv_sec;
604} 547}
@@ -610,11 +553,10 @@ static inline void vn_atime_to_time_t(struct vnode *vp, time_t *tt)
610#define VN_CACHED(vp) (vn_to_inode(vp)->i_mapping->nrpages) 553#define VN_CACHED(vp) (vn_to_inode(vp)->i_mapping->nrpages)
611#define VN_DIRTY(vp) mapping_tagged(vn_to_inode(vp)->i_mapping, \ 554#define VN_DIRTY(vp) mapping_tagged(vn_to_inode(vp)->i_mapping, \
612 PAGECACHE_TAG_DIRTY) 555 PAGECACHE_TAG_DIRTY)
613#define VMODIFY(vp) VN_FLAGSET(vp, VMODIFIED) 556#define VN_TRUNC(vp) ((vp)->v_flag & VTRUNCATED)
614#define VUNMODIFY(vp) VN_FLAGCLR(vp, VMODIFIED)
615 557
616/* 558/*
617 * Flags to VOP_SETATTR/VOP_GETATTR. 559 * Flags to vop_setattr/getattr.
618 */ 560 */
619#define ATTR_UTIME 0x01 /* non-default utime(2) request */ 561#define ATTR_UTIME 0x01 /* non-default utime(2) request */
620#define ATTR_DMI 0x08 /* invocation from a DMI function */ 562#define ATTR_DMI 0x08 /* invocation from a DMI function */
@@ -624,7 +566,7 @@ static inline void vn_atime_to_time_t(struct vnode *vp, time_t *tt)
624#define ATTR_NOSIZETOK 0x400 /* Don't get the SIZE token */ 566#define ATTR_NOSIZETOK 0x400 /* Don't get the SIZE token */
625 567
626/* 568/*
627 * Flags to VOP_FSYNC and VOP_RECLAIM. 569 * Flags to vop_fsync/reclaim.
628 */ 570 */
629#define FSYNC_NOWAIT 0 /* asynchronous flush */ 571#define FSYNC_NOWAIT 0 /* asynchronous flush */
630#define FSYNC_WAIT 0x1 /* synchronous fsync or forced reclaim */ 572#define FSYNC_WAIT 0x1 /* synchronous fsync or forced reclaim */
@@ -643,11 +585,11 @@ static inline void vn_atime_to_time_t(struct vnode *vp, time_t *tt)
643#define VNODE_KTRACE_REF 4 585#define VNODE_KTRACE_REF 4
644#define VNODE_KTRACE_RELE 5 586#define VNODE_KTRACE_RELE 5
645 587
646extern void vn_trace_entry(struct vnode *, const char *, inst_t *); 588extern void vn_trace_entry(struct bhv_vnode *, const char *, inst_t *);
647extern void vn_trace_exit(struct vnode *, const char *, inst_t *); 589extern void vn_trace_exit(struct bhv_vnode *, const char *, inst_t *);
648extern void vn_trace_hold(struct vnode *, char *, int, inst_t *); 590extern void vn_trace_hold(struct bhv_vnode *, char *, int, inst_t *);
649extern void vn_trace_ref(struct vnode *, char *, int, inst_t *); 591extern void vn_trace_ref(struct bhv_vnode *, char *, int, inst_t *);
650extern void vn_trace_rele(struct vnode *, char *, int, inst_t *); 592extern void vn_trace_rele(struct bhv_vnode *, char *, int, inst_t *);
651 593
652#define VN_TRACE(vp) \ 594#define VN_TRACE(vp) \
653 vn_trace_ref(vp, __FILE__, __LINE__, (inst_t *)__return_address) 595 vn_trace_ref(vp, __FILE__, __LINE__, (inst_t *)__return_address)
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-17 10:16:43 -0500