xref: /dragonfly/sys/sys/vfsops.h (revision 71126e33)
1 /*
2  * Copyright (c) 2004 The DragonFly Project.  All rights reserved.
3  *
4  * This code is derived from software contributed to The DragonFly Project
5  * by Matthew Dillon <dillon@backplane.com>
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  * 3. Neither the name of The DragonFly Project nor the names of its
18  *    contributors may be used to endorse or promote products derived
19  *    from this software without specific, prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  *
34  * $DragonFly: src/sys/sys/vfsops.h,v 1.10 2004/12/17 00:18:09 dillon Exp $
35  */
36 
37 /*
38  * The vop_ops structure vectors all access to a filesystem.  It contains a
39  * fixed set of vectors which are 'compiled' by the vnodeopv_entry_desc
40  * array that is typically declared in "vfs/blah/blah_vnops.c".
41  *
42  * In DragonFly the ultimate goal is to thread the VFS, which means that
43  * the dispatch functions will eventually be called from the context of
44  * a management thread rather then directly called by a process.  This
45  * requires us to divorce direct process dependancies (in particular ioctl
46  * and UIO's).  In addition, it is our intention to implement kernel
47  * level cache management and coherency in the vop_*() interfacing
48  * layer.
49  *
50  * The number of management threads will depend on the VFS.  The idea is
51  * to give a high performance VFS such as UFS at least one thread per cpu,
52  * and a low performance VFS such as CD9660 perhaps just one thread period.
53  * Blocking issues within the management thread are up to the VFS itself,
54  * but DragonFly will introduce a layer above the VFS to handle cacheable
55  * requests without having to enter the VFS (e.g. by making attribute
56  * and VM object information a permanent fixture of the vnode structure
57  * and accessing them directly).
58  *
59  * THE VOPOPS VECTORS SHOULD NEVER BE CALLED DIRECTLY!  Instead always use
60  * the kernel helper procedures vop_*() to call a vopop.  The kernel
61  * helper procedure will be responsible for handling the DragonFly messaging
62  * conversion when it occurs.
63  */
64 
65 #ifndef _SYS_VFSOPS_H_
66 #define	_SYS_VFSOPS_H_
67 
68 #ifndef _SYS_ACL_H_
69 #include <sys/acl.h>
70 #endif
71 
72 struct vnode;
73 struct thread;
74 struct namecache;
75 struct componentname;
76 struct vattr;
77 struct ucred;
78 struct uio;
79 struct file;
80 struct knote;
81 struct vm_object;
82 struct vm_page;
83 struct vfscache;
84 
85 struct vop_generic_args {
86 	struct vnodeop_desc *a_desc;	/* command descriptor for the call */
87 	struct vop_ops *a_ops;		/* operations vector for the call */
88 	int a_reserved[4];
89 };
90 
91 struct vop_islocked_args {
92 	struct vop_generic_args a_head;
93 	struct vnode *a_vp;
94 	struct thread *a_td;
95 };
96 
97 struct vop_lookup_args {
98 	struct vop_generic_args a_head;
99 	struct vnode *a_dvp;
100 	struct vnode **a_vpp;
101 	struct componentname *a_cnp;
102 };
103 
104 struct vop_create_args {
105 	struct vop_generic_args a_head;
106 	struct vnode *a_dvp;
107 	struct vnode **a_vpp;
108 	struct componentname *a_cnp;
109 	struct vattr *a_vap;
110 };
111 
112 struct vop_whiteout_args {
113 	struct vop_generic_args a_head;
114 	struct vnode *a_dvp;
115 	struct componentname *a_cnp;
116 	int a_flags;
117 };
118 
119 struct vop_mknod_args {
120 	struct vop_generic_args a_head;
121 	struct vnode *a_dvp;
122 	struct vnode **a_vpp;
123 	struct componentname *a_cnp;
124 	struct vattr *a_vap;
125 };
126 
127 struct vop_open_args {
128 	struct vop_generic_args a_head;
129 	struct vnode *a_vp;
130 	int a_mode;
131 	struct ucred *a_cred;
132 	struct file *a_fp;		/* optional fp for fileops override */
133 	struct thread *a_td;
134 };
135 
136 struct vop_close_args {
137 	struct vop_generic_args a_head;
138 	struct vnode *a_vp;
139 	int a_fflag;
140 	struct thread *a_td;
141 };
142 
143 struct vop_access_args {
144 	struct vop_generic_args a_head;
145 	struct vnode *a_vp;
146 	int a_mode;
147 	struct ucred *a_cred;
148 	struct thread *a_td;
149 };
150 
151 struct vop_getattr_args {
152 	struct vop_generic_args a_head;
153 	struct vnode *a_vp;
154 	struct vattr *a_vap;
155 	struct thread *a_td;
156 };
157 
158 struct vop_setattr_args {
159 	struct vop_generic_args a_head;
160 	struct vnode *a_vp;
161 	struct vattr *a_vap;
162 	struct ucred *a_cred;
163 	struct thread *a_td;
164 };
165 
166 struct vop_read_args {
167 	struct vop_generic_args a_head;
168 	struct vnode *a_vp;
169 	struct uio *a_uio;
170 	int a_ioflag;
171 	struct ucred *a_cred;
172 };
173 
174 struct vop_write_args {
175 	struct vop_generic_args a_head;
176 	struct vnode *a_vp;
177 	struct uio *a_uio;
178 	int a_ioflag;
179 	struct ucred *a_cred;
180 };
181 
182 struct vop_lease_args {
183 	struct vop_generic_args a_head;
184 	struct vnode *a_vp;
185 	struct thread *a_td;
186 	struct ucred *a_cred;
187 	int a_flag;
188 };
189 
190 struct vop_ioctl_args {
191 	struct vop_generic_args a_head;
192 	struct vnode *a_vp;
193 	u_long a_command;
194 	caddr_t a_data;
195 	int a_fflag;
196 	struct ucred *a_cred;
197 	struct thread *a_td;
198 };
199 
200 struct vop_poll_args {
201 	struct vop_generic_args a_head;
202 	struct vnode *a_vp;
203 	int a_events;
204 	struct ucred *a_cred;
205 	struct thread *a_td;
206 };
207 
208 struct vop_kqfilter_args {
209 	struct vop_generic_args a_head;
210 	struct vnode *a_vp;
211 	struct knote *a_kn;
212 };
213 
214 struct vop_revoke_args {
215 	struct vop_generic_args a_head;
216 	struct vnode *a_vp;
217 	int a_flags;
218 };
219 
220 struct vop_mmap_args {
221 	struct vop_generic_args a_head;
222 	struct vnode *a_vp;
223 	int a_fflags;
224 	struct ucred *a_cred;
225 	struct thread *a_td;
226 };
227 
228 struct vop_fsync_args {
229 	struct vop_generic_args a_head;
230 	struct vnode *a_vp;
231 	int a_waitfor;
232 	struct thread *a_td;
233 };
234 
235 struct vop_remove_args {
236 	struct vop_generic_args a_head;
237 	struct vnode *a_dvp;
238 	struct vnode *a_vp;
239 	struct componentname *a_cnp;
240 };
241 
242 struct vop_link_args {
243 	struct vop_generic_args a_head;
244 	struct vnode *a_tdvp;
245 	struct vnode *a_vp;
246 	struct componentname *a_cnp;
247 };
248 
249 struct vop_rename_args {
250 	struct vop_generic_args a_head;
251 	struct vnode *a_fdvp;
252 	struct vnode *a_fvp;
253 	struct componentname *a_fcnp;
254 	struct vnode *a_tdvp;
255 	struct vnode *a_tvp;
256 	struct componentname *a_tcnp;
257 };
258 
259 struct vop_mkdir_args {
260 	struct vop_generic_args a_head;
261 	struct vnode *a_dvp;
262 	struct vnode **a_vpp;
263 	struct componentname *a_cnp;
264 	struct vattr *a_vap;
265 };
266 
267 struct vop_rmdir_args {
268 	struct vop_generic_args a_head;
269 	struct vnode *a_dvp;
270 	struct vnode *a_vp;
271 	struct componentname *a_cnp;
272 };
273 
274 struct vop_symlink_args {
275 	struct vop_generic_args a_head;
276 	struct vnode *a_dvp;
277 	struct vnode **a_vpp;
278 	struct componentname *a_cnp;
279 	struct vattr *a_vap;
280 	char *a_target;
281 };
282 
283 struct vop_readdir_args {
284 	struct vop_generic_args a_head;
285 	struct vnode *a_vp;
286 	struct uio *a_uio;
287 	struct ucred *a_cred;
288 	int *a_eofflag;
289 	int *a_ncookies;
290 	u_long **a_cookies;
291 };
292 
293 struct vop_readlink_args {
294 	struct vop_generic_args a_head;
295 	struct vnode *a_vp;
296 	struct uio *a_uio;
297 	struct ucred *a_cred;
298 };
299 
300 struct vop_inactive_args {
301 	struct vop_generic_args a_head;
302 	struct vnode *a_vp;
303 	struct thread *a_td;
304 };
305 
306 struct vop_reclaim_args {
307 	struct vop_generic_args a_head;
308 	struct vnode *a_vp;
309 	struct thread *a_td;
310 };
311 
312 struct vop_lock_args {
313 	struct vop_generic_args a_head;
314 	struct vnode *a_vp;
315 	int a_flags;
316 	struct thread *a_td;
317 };
318 
319 struct vop_unlock_args {
320 	struct vop_generic_args a_head;
321 	struct vnode *a_vp;
322 	int a_flags;
323 	struct thread *a_td;
324 };
325 
326 struct vop_bmap_args {
327 	struct vop_generic_args a_head;
328 	struct vnode *a_vp;
329 	daddr_t a_bn;
330 	struct vnode **a_vpp;
331 	daddr_t *a_bnp;
332 	int *a_runp;
333 	int *a_runb;
334 };
335 
336 struct vop_strategy_args {
337 	struct vop_generic_args a_head;
338 	struct vnode *a_vp;
339 	struct buf *a_bp;
340 };
341 
342 struct vop_print_args {
343 	struct vop_generic_args a_head;
344 	struct vnode *a_vp;
345 };
346 
347 struct vop_pathconf_args {
348 	struct vop_generic_args a_head;
349 	struct vnode *a_vp;
350 	int a_name;
351 	register_t *a_retval;
352 };
353 
354 struct vop_advlock_args {
355 	struct vop_generic_args a_head;
356 	struct vnode *a_vp;
357 	caddr_t a_id;
358 	int a_op;
359 	struct flock *a_fl;
360 	int a_flags;
361 };
362 
363 struct vop_balloc_args {
364 	struct vop_generic_args a_head;
365 	struct vnode *a_vp;
366 	off_t a_startoffset;
367 	int a_size;
368 	struct ucred *a_cred;
369 	int a_flags;
370 	struct buf **a_bpp;
371 };
372 
373 struct vop_reallocblks_args {
374 	struct vop_generic_args a_head;
375 	struct vnode *a_vp;
376 	struct cluster_save *a_buflist;
377 };
378 
379 struct vop_getpages_args {
380 	struct vop_generic_args a_head;
381 	struct vnode *a_vp;
382 	struct vm_page **a_m;
383 	int a_count;
384 	int a_reqpage;
385 	vm_ooffset_t a_offset;
386 };
387 
388 struct vop_putpages_args {
389 	struct vop_generic_args a_head;
390 	struct vnode *a_vp;
391 	struct vm_page **a_m;
392 	int a_count;
393 	int a_sync;
394 	int *a_rtvals;
395 	vm_ooffset_t a_offset;
396 };
397 
398 struct vop_freeblks_args {
399 	struct vop_generic_args a_head;
400 	struct vnode *a_vp;
401 	daddr_t a_addr;
402 	daddr_t a_length;
403 };
404 
405 struct vop_bwrite_args {
406 	struct vop_generic_args a_head;
407 	struct vnode *a_vp;
408 	struct buf *a_bp;
409 };
410 
411 struct vop_getacl_args {
412 	struct vop_generic_args a_head;
413 	struct vnode *a_vp;
414 	acl_type_t a_type;
415 	struct acl *a_aclp;
416 	struct ucred *a_cred;
417 	struct thread *a_td;
418 };
419 
420 struct vop_setacl_args {
421 	struct vop_generic_args a_head;
422 	struct vnode *a_vp;
423 	acl_type_t a_type;
424 	struct acl *a_aclp;
425 	struct ucred *a_cred;
426 	struct thread *a_td;
427 };
428 
429 struct vop_aclcheck_args {
430 	struct vop_generic_args a_head;
431 	struct vnode *a_vp;
432 	acl_type_t a_type;
433 	struct acl *a_aclp;
434 	struct ucred *a_cred;
435 	struct thread *a_td;
436 };
437 
438 struct vop_getextattr_args {
439 	struct vop_generic_args a_head;
440 	struct vnode *a_vp;
441 	char *a_name;
442 	struct uio *a_uio;
443 	struct ucred *a_cred;
444 	struct thread *a_td;
445 };
446 
447 struct vop_setextattr_args {
448 	struct vop_generic_args a_head;
449 	struct vnode *a_vp;
450 	char *a_name;
451 	struct uio *a_uio;
452 	struct ucred *a_cred;
453 	struct thread *a_td;
454 };
455 
456 struct vop_createvobject_args {
457 	struct vop_generic_args a_head;
458 	struct vnode *a_vp;
459 	struct thread *a_td;
460 };
461 
462 struct vop_destroyvobject_args {
463 	struct vop_generic_args a_head;
464 	struct vnode *a_vp;
465 };
466 
467 struct vop_getvobject_args {
468 	struct vop_generic_args a_head;
469 	struct vnode *a_vp;
470 	struct vm_object **a_objpp;
471 };
472 
473 struct vop_vfsset_args {
474 	struct vop_generic_args a_head;
475 	int a_op;
476 	const char *a_opstr;
477 };
478 
479 /*
480  * NEW API
481  */
482 struct vop_nresolve_args {
483 	struct vop_generic_args a_head;
484 	struct namecache *a_ncp;
485 	struct ucred *a_cred;
486 };
487 
488 struct vop_nlookupdotdot_args {
489 	struct vop_generic_args a_head;
490 	struct vnode *a_dvp;
491 	struct vnode **a_vpp;
492 	struct ucred *a_cred;
493 };
494 
495 struct vop_ncreate_args {
496 	struct vop_generic_args a_head;
497 	struct namecache *a_ncp;		/* locked namespace */
498 	struct vnode **a_vpp;			/* returned refd & locked */
499 	struct ucred *a_cred;
500 	struct vattr *a_vap;
501 };
502 
503 struct vop_nmkdir_args {
504 	struct vop_generic_args a_head;
505 	struct namecache *a_ncp;		/* locked namespace */
506 	struct vnode **a_vpp;			/* returned refd & locked */
507 	struct ucred *a_cred;
508 	struct vattr *a_vap;
509 };
510 
511 struct vop_nmknod_args {
512 	struct vop_generic_args a_head;
513 	struct namecache *a_ncp;
514 	struct vnode **a_vpp;
515 	struct ucred *a_cred;
516 	struct vattr *a_vap;
517 };
518 
519 struct vop_nlink_args {
520 	struct vop_generic_args a_head;
521 	struct namecache *a_ncp;
522 	struct vnode *a_vp;
523 	struct ucred *a_cred;
524 };
525 
526 struct vop_nsymlink_args {
527 	struct vop_generic_args a_head;
528 	struct namecache *a_ncp;
529 	struct vnode **a_vpp;
530 	struct ucred *a_cred;
531 	struct vattr *a_vap;
532 	char *a_target;
533 };
534 
535 struct vop_nwhiteout_args {
536 	struct vop_generic_args a_head;
537 	struct namecache *a_ncp;
538 	struct ucred *a_cred;
539 	int a_flags;
540 };
541 
542 struct vop_nremove_args {
543 	struct vop_generic_args a_head;
544 	struct namecache *a_ncp;		/* locked namespace */
545 	struct ucred *a_cred;
546 };
547 
548 struct vop_nrmdir_args {
549 	struct vop_generic_args a_head;
550 	struct namecache *a_ncp;		/* locked namespace */
551 	struct ucred *a_cred;
552 };
553 
554 struct vop_nrename_args {
555 	struct vop_generic_args a_head;
556 	struct namecache *a_fncp;		/* locked namespace / from */
557 	struct namecache *a_tncp;		/* locked namespace / to */
558 	struct ucred *a_cred;
559 };
560 
561 /*
562  * This structure is the post-compiled VOP operations vector.  vop_ops are
563  * typically per-mount entities.  The first section is used by our vop_*()
564  * function wrappers to implement hooks for per-mount management functions
565  * such as journaling and cache coherency protocols.  The second section is
566  * the function dispatch for the VFSs.  The functions are supposed to run
567  * in the context of the VFS's thread (if it has one) and should not be
568  * directly called from random kernel code.  Note that VOCALL()s are direct
569  * calls used for chaining vop_ops structures from a VFS context.
570  */
571 struct vop_ops {
572 	struct vop_ops	*vv_new;	/* vfs_recalc_vnodeops() only */
573 	struct mount	*vv_mount;
574 	int		vv_refs;
575 	int		vv_flags;	/* see VVF_* flags below */
576 
577 	void		*vv_unused1;
578 	void		*vv_unused2;
579 
580 	int		vv_reserved[62]; /* (temporary) reduce recompile pain */
581 
582 #define vop_ops_first_field	vop_default
583 	int	(*vop_default)(struct vop_generic_args *);
584 	int	(*vop_islocked)(struct vop_islocked_args *);
585 	int	(*vop_lookup)(struct vop_lookup_args *);
586 	int	(*vop_unused03)(void *);
587 	int	(*vop_create)(struct vop_create_args *);
588 	int	(*vop_whiteout)(struct vop_whiteout_args *);
589 	int	(*vop_mknod)(struct vop_mknod_args *);
590 	int	(*vop_open)(struct vop_open_args *);
591 	int	(*vop_close)(struct vop_close_args *);
592 	int	(*vop_access)(struct vop_access_args *);
593 	int	(*vop_getattr)(struct vop_getattr_args *);
594 	int	(*vop_setattr)(struct vop_setattr_args *);
595 	int	(*vop_read)(struct vop_read_args *);
596 	int	(*vop_write)(struct vop_write_args *);
597 	int	(*vop_lease)(struct vop_lease_args *);
598 	int	(*vop_ioctl)(struct vop_ioctl_args *);
599 	int	(*vop_poll)(struct vop_poll_args *);
600 	int	(*vop_kqfilter)(struct vop_kqfilter_args *);
601 	int	(*vop_revoke)(struct vop_revoke_args *);
602 	int	(*vop_mmap)(struct vop_mmap_args *);
603 	int	(*vop_fsync)(struct vop_fsync_args *);
604 	int	(*vop_remove)(struct vop_remove_args *);
605 	int	(*vop_link)(struct vop_link_args *);
606 	int	(*vop_rename)(struct vop_rename_args *);
607 	int	(*vop_mkdir)(struct vop_mkdir_args *);
608 	int	(*vop_rmdir)(struct vop_rmdir_args *);
609 	int	(*vop_symlink)(struct vop_symlink_args *);
610 	int	(*vop_readdir)(struct vop_readdir_args *);
611 	int	(*vop_readlink)(struct vop_readlink_args *);
612 	int	(*vop_inactive)(struct vop_inactive_args *);
613 	int	(*vop_reclaim)(struct vop_reclaim_args *);
614 	int	(*vop_lock)(struct vop_lock_args *);
615 	int	(*vop_unlock)(struct vop_unlock_args *);
616 	int	(*vop_bmap)(struct vop_bmap_args *);
617 	int	(*vop_strategy)(struct vop_strategy_args *);
618 	int	(*vop_print)(struct vop_print_args *);
619 	int	(*vop_pathconf)(struct vop_pathconf_args *);
620 	int	(*vop_advlock)(struct vop_advlock_args *);
621 	int	(*vop_balloc)(struct vop_balloc_args *);
622 	int	(*vop_reallocblks)(struct vop_reallocblks_args *);
623 	int	(*vop_getpages)(struct vop_getpages_args *);
624 	int	(*vop_putpages)(struct vop_putpages_args *);
625 	int	(*vop_freeblks)(struct vop_freeblks_args *);
626 	int	(*vop_bwrite)(struct vop_bwrite_args *);
627 	int	(*vop_getacl)(struct vop_getacl_args *);
628 	int	(*vop_setacl)(struct vop_setacl_args *);
629 	int	(*vop_aclcheck)(struct vop_aclcheck_args *);
630 	int	(*vop_getextattr)(struct vop_getextattr_args *);
631 	int	(*vop_setextattr)(struct vop_setextattr_args *);
632 	int	(*vop_createvobject)(struct vop_createvobject_args *);
633 	int	(*vop_destroyvobject)(struct vop_destroyvobject_args *);
634 	int	(*vop_getvobject)(struct vop_getvobject_args *);
635 	int	(*vop_vfsset)(struct vop_vfsset_args *);
636 
637 	int	(*vop_nresolve)(struct vop_nresolve_args *);
638 	int	(*vop_nlookupdotdot)(struct vop_nlookupdotdot_args *);
639 	int	(*vop_ncreate)(struct vop_ncreate_args *);
640 	int	(*vop_nmkdir)(struct vop_nmkdir_args *);
641 	int	(*vop_nmknod)(struct vop_nmknod_args *);
642 	int	(*vop_nlink)(struct vop_nlink_args *);
643 	int	(*vop_nsymlink)(struct vop_nsymlink_args *);
644 	int	(*vop_nwhiteout)(struct vop_nwhiteout_args *);
645 	int	(*vop_nremove)(struct vop_nremove_args *);
646 	int	(*vop_nrmdir)(struct vop_nrmdir_args *);
647 	int	(*vop_nrename)(struct vop_nrename_args *);
648 #define vop_ops_last_field	vop_nrename
649 };
650 
651 #define VVF_JOURNAL_LAYER	0x0001
652 #define VVF_COHERENCY_LAYER	0x0002
653 #define VVF_UNUSED_04		0x0004
654 #define VVF_UNUSED_08		0x0008
655 #define VVF_NOATIME		0x0010		/* FUTURE */
656 #define VVF_RDONLY		0x0020		/* FUTURE */
657 #define VVF_NOCLUSTER		0x0040		/* FUTURE */
658 #define VVF_SUIDDIR		0x0080		/* FUTURE */
659 
660 /*
661  * vop_vfsset() operations
662  */
663 #define VFSSET_DETACH		0
664 #define VFSSET_ATTACH		1
665 
666 /*
667  * Kernel VOP arguments union, suitable for malloc / embedding in other
668  * structures.  The vop_args_union can hold any VOP call argument structure.
669  * Note that vu_head is broken out.
670  */
671 union vop_args_union {
672 	struct vop_generic_args vu_head;
673 	struct vop_generic_args vu_default;
674 	struct vop_islocked_args vu_islocked;
675 	struct vop_lookup_args vu_lookup;
676 	struct vop_create_args vu_create;
677 	struct vop_whiteout_args vu_whiteout;
678 	struct vop_mknod_args vu_mknod;
679 	struct vop_open_args vu_open;
680 	struct vop_close_args vu_close;
681 	struct vop_access_args vu_access;
682 	struct vop_getattr_args vu_getattr;
683 	struct vop_setattr_args vu_setattr;
684 	struct vop_read_args vu_read;
685 	struct vop_write_args vu_write;
686 	struct vop_lease_args vu_lease;
687 	struct vop_ioctl_args vu_ioctl;
688 	struct vop_poll_args vu_poll;
689 	struct vop_kqfilter_args vu_kqfilter;
690 	struct vop_revoke_args vu_revoke;
691 	struct vop_mmap_args vu_mmap;
692 	struct vop_fsync_args vu_fsync;
693 	struct vop_remove_args vu_remove;
694 	struct vop_link_args vu_link;
695 	struct vop_rename_args vu_rename;
696 	struct vop_mkdir_args vu_mkdir;
697 	struct vop_rmdir_args vu_rmdir;
698 	struct vop_symlink_args vu_symlink;
699 	struct vop_readdir_args vu_readdir;
700 	struct vop_readlink_args vu_readlink;
701 	struct vop_inactive_args vu_inactive;
702 	struct vop_reclaim_args vu_reclaim;
703 	struct vop_lock_args vu_lock;
704 	struct vop_unlock_args vu_unlock;
705 	struct vop_bmap_args vu_bmap;
706 	struct vop_strategy_args vu_strategy;
707 	struct vop_print_args vu_print;
708 	struct vop_pathconf_args vu_pathconf;
709 	struct vop_advlock_args vu_advlock;
710 	struct vop_balloc_args vu_balloc;
711 	struct vop_reallocblks_args vu_reallocblks;
712 	struct vop_getpages_args vu_getpages;
713 	struct vop_putpages_args vu_putpages;
714 	struct vop_freeblks_args vu_freeblks;
715 	struct vop_bwrite_args vu_bwrite;
716 	struct vop_getacl_args vu_getacl;
717 	struct vop_setacl_args vu_setacl;
718 	struct vop_aclcheck_args vu_aclcheck;
719 	struct vop_getextattr_args vu_getextattr;
720 	struct vop_setextattr_args vu_setextattr;
721 	struct vop_createvobject_args vu_createvobject;
722 	struct vop_destroyvobject_args vu_destroyvobject;
723 	struct vop_getvobject_args vu_getvobject;
724 	struct vop_vfsset_args vu_vfsset;
725 
726 	struct vop_nresolve_args vu_nresolve;
727 	struct vop_nlookupdotdot_args vu_nlookupdotdot;
728 	struct vop_ncreate_args vu_ncreate;
729 	struct vop_nmkdir_args vu_nmkdir;
730 	struct vop_nmknod_args vu_nmknod;
731 	struct vop_nlink_args vu_nlink;
732 	struct vop_nsymlink_args vu_nsymlink;
733 	struct vop_nwhiteout_args vu_nwhiteout;
734 	struct vop_nremove_args vu_nremove;
735 	struct vop_nrmdir_args vu_nrmdir;
736 	struct vop_nrename_args vu_nrename;
737 };
738 
739 #ifdef _KERNEL
740 
741 /*
742  * Kernel VOP call wrappers.  These wrappers are responsible for wrapping
743  * the arguments in the appropriate VOP arguments structure, sending the
744  * message, and waiting for a reply.  All kernel and VFS code should generally
745  * call these wrappers rather then attempt to call the operations vector
746  * routine directly in order to allow DragonFly to properly wrap the operation
747  * in a message and dispatch it to the correct thread.
748  */
749 int vop_islocked(struct vop_ops *ops, struct vnode *vp, struct thread *td);
750 int vop_lookup(struct vop_ops *ops, struct vnode *dvp,
751 		struct vnode **vpp, struct componentname *cnp);
752 int vop_create(struct vop_ops *ops, struct vnode *dvp,
753 		struct vnode **vpp, struct componentname *cnp,
754 		struct vattr *vap);
755 int vop_whiteout(struct vop_ops *ops, struct vnode *dvp,
756 		struct componentname *cnp, int flags);
757 int vop_mknod(struct vop_ops *ops, struct vnode *dvp,
758 		struct vnode **vpp, struct componentname *cnp,
759 		struct vattr *vap);
760 int vop_open(struct vop_ops *ops, struct vnode *vp, int mode,
761 		struct ucred *cred, struct file *file, struct thread *td);
762 int vop_close(struct vop_ops *ops, struct vnode *vp,
763 		int fflag, struct thread *td);
764 int vop_access(struct vop_ops *ops, struct vnode *vp, int mode,
765 		struct ucred *cred, struct thread *td);
766 int vop_getattr(struct vop_ops *ops, struct vnode *vp, struct vattr *vap,
767 		struct thread *td);
768 int vop_setattr(struct vop_ops *ops, struct vnode *vp, struct vattr *vap,
769 		struct ucred *cred, struct thread *td);
770 int vop_read(struct vop_ops *ops, struct vnode *vp, struct uio *uio,
771 		int ioflag, struct ucred *cred);
772 int vop_write(struct vop_ops *ops, struct vnode *vp, struct uio *uio,
773 		int ioflag, struct ucred *cred);
774 int vop_lease(struct vop_ops *ops, struct vnode *vp, struct thread *td,
775 		struct ucred *cred, int flag);
776 int vop_ioctl(struct vop_ops *ops, struct vnode *vp, u_long command,
777 		caddr_t data, int fflag,
778 		struct ucred *cred, struct thread *td);
779 int vop_poll(struct vop_ops *ops, struct vnode *vp, int events,
780 		struct ucred *cred, struct thread *td);
781 int vop_kqfilter(struct vop_ops *ops, struct vnode *vp, struct knote *kn);
782 int vop_revoke(struct vop_ops *ops, struct vnode *vp, int flags);
783 int vop_mmap(struct vop_ops *ops, struct vnode *vp, int fflags,
784 		struct ucred *cred, struct thread *td);
785 int vop_fsync(struct vop_ops *ops, struct vnode *vp, int waitfor,
786 		struct thread *td);
787 int vop_remove(struct vop_ops *ops, struct vnode *dvp,
788 		struct vnode *vp, struct componentname *cnp);
789 int vop_link(struct vop_ops *ops, struct vnode *tdvp,
790 		struct vnode *vp, struct componentname *cnp);
791 int vop_rename(struct vop_ops *ops, struct vnode *fdvp,
792 		struct vnode *fvp, struct componentname *fcnp,
793 		struct vnode *tdvp, struct vnode *tvp,
794 		struct componentname *tcnp);
795 int vop_mkdir(struct vop_ops *ops, struct vnode *dvp,
796 		struct vnode **vpp, struct componentname *cnp,
797 		struct vattr *vap);
798 int vop_rmdir(struct vop_ops *ops, struct vnode *dvp,
799 		struct vnode *vp, struct componentname *cnp);
800 int vop_symlink(struct vop_ops *ops, struct vnode *dvp,
801 		struct vnode **vpp, struct componentname *cnp,
802 		struct vattr *vap, char *target);
803 int vop_readdir(struct vop_ops *ops, struct vnode *vp, struct uio *uio,
804 		struct ucred *cred, int *eofflag,
805 		int *ncookies, u_long **cookies);
806 int vop_readlink(struct vop_ops *ops, struct vnode *vp, struct uio *uio,
807 		struct ucred *cred);
808 int vop_inactive(struct vop_ops *ops, struct vnode *vp, struct thread *td);
809 int vop_reclaim(struct vop_ops *ops, struct vnode *vp, struct thread *td);
810 int vop_lock(struct vop_ops *ops, struct vnode *vp,
811 		int flags, struct thread *td);
812 int vop_unlock(struct vop_ops *ops, struct vnode *vp,
813 		int flags, struct thread *td);
814 int vop_bmap(struct vop_ops *ops, struct vnode *vp, daddr_t bn,
815 		struct vnode **vpp, daddr_t *bnp, int *runp, int *runb);
816 int vop_strategy(struct vop_ops *ops, struct vnode *vp, struct buf *bp);
817 int vop_print(struct vop_ops *ops, struct vnode *vp);
818 int vop_pathconf(struct vop_ops *ops, struct vnode *vp, int name,
819 		register_t *retval);
820 int vop_advlock(struct vop_ops *ops, struct vnode *vp, caddr_t id, int op,
821 		struct flock *fl, int flags);
822 int vop_balloc(struct vop_ops *ops, struct vnode *vp, off_t startoffset,
823 		int size, struct ucred *cred, int flags,
824 		struct buf **bpp);
825 int vop_reallocblks(struct vop_ops *ops, struct vnode *vp,
826 		struct cluster_save *buflist);
827 int vop_getpages(struct vop_ops *ops, struct vnode *vp, struct vm_page **m,
828 		int count, int reqpage, vm_ooffset_t offset);
829 int vop_putpages(struct vop_ops *ops, struct vnode *vp, struct vm_page **m,
830 		int count, int sync, int *rtvals, vm_ooffset_t offset);
831 int vop_freeblks(struct vop_ops *ops, struct vnode *vp,
832 		daddr_t addr, daddr_t length);
833 int vop_bwrite(struct vop_ops *ops, struct vnode *vp, struct buf *bp);
834 int vop_getacl(struct vop_ops *ops, struct vnode *vp, acl_type_t type,
835 		struct acl *aclp, struct ucred *cred, struct thread *td);
836 int vop_setacl(struct vop_ops *ops, struct vnode *vp, acl_type_t type,
837 		struct acl *aclp, struct ucred *cred, struct thread *td);
838 int vop_aclcheck(struct vop_ops *ops, struct vnode *vp, acl_type_t type,
839 		struct acl *aclp, struct ucred *cred, struct thread *td);
840 int vop_getextattr(struct vop_ops *ops, struct vnode *vp, char *name,
841 		struct uio *uio, struct ucred *cred, struct thread *td);
842 int vop_setextattr(struct vop_ops *ops, struct vnode *vp, char *name,
843 		struct uio *uio, struct ucred *cred, struct thread *td);
844 int vop_createvobject(struct vop_ops *ops,
845 		struct vnode *vp, struct thread *td);
846 int vop_destroyvobject(struct vop_ops *ops, struct vnode *vp);
847 int vop_getvobject(struct vop_ops *ops,
848 		struct vnode *vp, struct vm_object **objpp);
849 int vop_vfsset(struct vop_ops *ops, int op, const char *opstr);
850 
851 int vop_nresolve(struct vop_ops *ops, struct namecache *ncp,
852 		struct ucred *cred);
853 int vop_nlookupdotdot(struct vop_ops *ops, struct vnode *dvp,
854 		struct vnode **vpp, struct ucred *cred);
855 int vop_ncreate(struct vop_ops *ops, struct namecache *ncp,
856 		struct vnode **vpp, struct ucred *cred, struct vattr *vap);
857 int vop_nmkdir(struct vop_ops *ops, struct namecache *ncp,
858 		struct vnode **vpp, struct ucred *cred, struct vattr *vap);
859 int vop_nmknod(struct vop_ops *ops, struct namecache *ncp,
860 		struct vnode **vpp, struct ucred *cred, struct vattr *vap);
861 int vop_nlink(struct vop_ops *ops, struct namecache *ncp, struct vnode *vp,
862 		struct ucred *cred);
863 int vop_nsymlink(struct vop_ops *ops, struct namecache *ncp,
864 		struct vnode **vpp, struct ucred *cred,
865 		struct vattr *vap, char *target);
866 int vop_nwhiteout(struct vop_ops *ops, struct namecache *ncp,
867 		struct ucred *cred, int flags);
868 int vop_nremove(struct vop_ops *ops, struct namecache *ncp,
869 		struct ucred *cred);
870 int vop_nrmdir(struct vop_ops *ops, struct namecache *ncp,
871 		struct ucred *cred);
872 int vop_nrename(struct vop_ops *ops, struct namecache *fncp,
873 		struct namecache *tncp, struct ucred *cred);
874 
875 /*
876  * Kernel VOP forwarding wrappers.  These are called when a VFS such as
877  * nullfs or unionfs needs to push down into another VFS, changing the
878  * a_ops pointer and consequentially necessitating additional
879  * cache management.
880  *
881  * Note that this is different from vop_ops chaining within the same
882  * filesystem.  When a filesystem chains a vop_ops it just uses VOCALLs.
883  */
884 int vop_vnoperate_ap(struct vop_generic_args *ap);
885 int vop_cache_operate_ap(struct vop_generic_args *ap);
886 int vop_journal_operate_ap(struct vop_generic_args *ap);
887 int vop_islocked_ap(struct vop_islocked_args *ap);
888 int vop_lookup_ap(struct vop_lookup_args *ap);
889 int vop_create_ap(struct vop_create_args *ap);
890 int vop_whiteout_ap(struct vop_whiteout_args *ap);
891 int vop_mknod_ap(struct vop_mknod_args *ap);
892 int vop_open_ap(struct vop_open_args *ap);
893 int vop_close_ap(struct vop_close_args *ap);
894 int vop_access_ap(struct vop_access_args *ap);
895 int vop_getattr_ap(struct vop_getattr_args *ap);
896 int vop_setattr_ap(struct vop_setattr_args *ap);
897 int vop_read_ap(struct vop_read_args *ap);
898 int vop_write_ap(struct vop_write_args *ap);
899 int vop_lease_ap(struct vop_lease_args *ap);
900 int vop_ioctl_ap(struct vop_ioctl_args *ap);
901 int vop_poll_ap(struct vop_poll_args *ap);
902 int vop_kqfilter_ap(struct vop_kqfilter_args *ap);
903 int vop_revoke_ap(struct vop_revoke_args *ap);
904 int vop_mmap_ap(struct vop_mmap_args *ap);
905 int vop_fsync_ap(struct vop_fsync_args *ap);
906 int vop_remove_ap(struct vop_remove_args *ap);
907 int vop_link_ap(struct vop_link_args *ap);
908 int vop_rename_ap(struct vop_rename_args *ap);
909 int vop_mkdir_ap(struct vop_mkdir_args *ap);
910 int vop_rmdir_ap(struct vop_rmdir_args *ap);
911 int vop_symlink_ap(struct vop_symlink_args *ap);
912 int vop_readdir_ap(struct vop_readdir_args *ap);
913 int vop_readlink_ap(struct vop_readlink_args *ap);
914 int vop_inactive_ap(struct vop_inactive_args *ap);
915 int vop_reclaim_ap(struct vop_reclaim_args *ap);
916 int vop_lock_ap(struct vop_lock_args *ap);
917 int vop_unlock_ap(struct vop_unlock_args *ap);
918 int vop_bmap_ap(struct vop_bmap_args *ap);
919 int vop_strategy_ap(struct vop_strategy_args *ap);
920 int vop_print_ap(struct vop_print_args *ap);
921 int vop_pathconf_ap(struct vop_pathconf_args *ap);
922 int vop_advlock_ap(struct vop_advlock_args *ap);
923 int vop_balloc_ap(struct vop_balloc_args *ap);
924 int vop_reallocblks_ap(struct vop_reallocblks_args *ap);
925 int vop_getpages_ap(struct vop_getpages_args *ap);
926 int vop_putpages_ap(struct vop_putpages_args *ap);
927 int vop_freeblks_ap(struct vop_freeblks_args *ap);
928 int vop_bwrite_ap(struct vop_bwrite_args *ap);
929 int vop_getacl_ap(struct vop_getacl_args *ap);
930 int vop_setacl_ap(struct vop_setacl_args *ap);
931 int vop_aclcheck_ap(struct vop_aclcheck_args *ap);
932 int vop_getextattr_ap(struct vop_getextattr_args *ap);
933 int vop_setextattr_ap(struct vop_setextattr_args *ap);
934 int vop_createvobject_ap(struct vop_createvobject_args *ap);
935 int vop_destroyvobject_ap(struct vop_destroyvobject_args *ap);
936 int vop_getvobject_ap(struct vop_getvobject_args *ap);
937 int vop_vfsset_ap(struct vop_vfsset_args *ap);
938 
939 int vop_nresolve_ap(struct vop_nresolve_args *ap);
940 int vop_nlookupdotdot_ap(struct vop_nlookupdotdot_args *ap);
941 int vop_ncreate_ap(struct vop_ncreate_args *ap);
942 int vop_nmkdir_ap(struct vop_nmkdir_args *ap);
943 int vop_nmknod_ap(struct vop_nmknod_args *ap);
944 int vop_nlink_ap(struct vop_nlink_args *ap);
945 int vop_nsymlink_ap(struct vop_nsymlink_args *ap);
946 int vop_nwhiteout_ap(struct vop_nwhiteout_args *ap);
947 int vop_nremove_ap(struct vop_nremove_args *ap);
948 int vop_nrmdir_ap(struct vop_nrmdir_args *ap);
949 int vop_nrename_ap(struct vop_nrename_args *ap);
950 
951 /*
952  * VOP operations descriptor.  This is used by the vop_ops compiler
953  * to convert VFS vector arrays (typically in vfs/blah/blah_vnops.c)
954  * into a vop_ops operations vector.
955  */
956 extern struct vnodeop_desc vop_default_desc;
957 extern struct vnodeop_desc vop_islocked_desc;
958 extern struct vnodeop_desc vop_lookup_desc;
959 extern struct vnodeop_desc vop_create_desc;
960 extern struct vnodeop_desc vop_whiteout_desc;
961 extern struct vnodeop_desc vop_mknod_desc;
962 extern struct vnodeop_desc vop_open_desc;
963 extern struct vnodeop_desc vop_close_desc;
964 extern struct vnodeop_desc vop_access_desc;
965 extern struct vnodeop_desc vop_getattr_desc;
966 extern struct vnodeop_desc vop_setattr_desc;
967 extern struct vnodeop_desc vop_read_desc;
968 extern struct vnodeop_desc vop_write_desc;
969 extern struct vnodeop_desc vop_lease_desc;
970 extern struct vnodeop_desc vop_ioctl_desc;
971 extern struct vnodeop_desc vop_poll_desc;
972 extern struct vnodeop_desc vop_kqfilter_desc;
973 extern struct vnodeop_desc vop_revoke_desc;
974 extern struct vnodeop_desc vop_mmap_desc;
975 extern struct vnodeop_desc vop_fsync_desc;
976 extern struct vnodeop_desc vop_remove_desc;
977 extern struct vnodeop_desc vop_link_desc;
978 extern struct vnodeop_desc vop_rename_desc;
979 extern struct vnodeop_desc vop_mkdir_desc;
980 extern struct vnodeop_desc vop_rmdir_desc;
981 extern struct vnodeop_desc vop_symlink_desc;
982 extern struct vnodeop_desc vop_readdir_desc;
983 extern struct vnodeop_desc vop_readlink_desc;
984 extern struct vnodeop_desc vop_inactive_desc;
985 extern struct vnodeop_desc vop_reclaim_desc;
986 extern struct vnodeop_desc vop_lock_desc;
987 extern struct vnodeop_desc vop_unlock_desc;
988 extern struct vnodeop_desc vop_bmap_desc;
989 extern struct vnodeop_desc vop_strategy_desc;
990 extern struct vnodeop_desc vop_print_desc;
991 extern struct vnodeop_desc vop_pathconf_desc;
992 extern struct vnodeop_desc vop_advlock_desc;
993 extern struct vnodeop_desc vop_balloc_desc;
994 extern struct vnodeop_desc vop_reallocblks_desc;
995 extern struct vnodeop_desc vop_getpages_desc;
996 extern struct vnodeop_desc vop_putpages_desc;
997 extern struct vnodeop_desc vop_freeblks_desc;
998 extern struct vnodeop_desc vop_bwrite_desc;
999 extern struct vnodeop_desc vop_getacl_desc;
1000 extern struct vnodeop_desc vop_setacl_desc;
1001 extern struct vnodeop_desc vop_aclcheck_desc;
1002 extern struct vnodeop_desc vop_getextattr_desc;
1003 extern struct vnodeop_desc vop_setextattr_desc;
1004 extern struct vnodeop_desc vop_createvobject_desc;
1005 extern struct vnodeop_desc vop_destroyvobject_desc;
1006 extern struct vnodeop_desc vop_getvobject_desc;
1007 extern struct vnodeop_desc vop_vfsset_desc;
1008 
1009 extern struct vnodeop_desc vop_nresolve_desc;
1010 extern struct vnodeop_desc vop_nlookupdotdot_desc;
1011 extern struct vnodeop_desc vop_ncreate_desc;
1012 extern struct vnodeop_desc vop_nmkdir_desc;
1013 extern struct vnodeop_desc vop_nmknod_desc;
1014 extern struct vnodeop_desc vop_nlink_desc;
1015 extern struct vnodeop_desc vop_nsymlink_desc;
1016 extern struct vnodeop_desc vop_nwhiteout_desc;
1017 extern struct vnodeop_desc vop_nremove_desc;
1018 extern struct vnodeop_desc vop_nrmdir_desc;
1019 extern struct vnodeop_desc vop_nrename_desc;
1020 
1021 #endif
1022 
1023 /*
1024  * VOP_*() convenience macros extract the operations vector and make the
1025  * vop_*() call.
1026  */
1027 #define VOP_ISLOCKED(vp, td)				\
1028 	vop_islocked(*(vp)->v_ops, vp, td)
1029 #define VOP_OPEN(vp, mode, cred, fp, td)		\
1030 	vop_open(*(vp)->v_ops, vp, mode, cred, fp, td)
1031 #define VOP_CLOSE(vp, fflag, td)			\
1032 	vop_close(*(vp)->v_ops, vp, fflag, td)
1033 #define VOP_ACCESS(vp, mode, cred, td)			\
1034 	vop_access(*(vp)->v_ops, vp, mode, cred, td)
1035 #define VOP_GETATTR(vp, vap, td)			\
1036 	vop_getattr(*(vp)->v_ops, vp, vap, td)
1037 #define VOP_SETATTR(vp, vap, cred, td)			\
1038 	vop_setattr(*(vp)->v_ops, vp, vap, cred, td)
1039 #define VOP_READ(vp, uio, ioflag, cred)			\
1040 	vop_read(*(vp)->v_ops, vp, uio, ioflag, cred)
1041 #define VOP_WRITE(vp, uio, ioflag, cred)		\
1042 	vop_write(*(vp)->v_ops, vp, uio, ioflag, cred)
1043 #define VOP_LEASE(vp, td, cred, flag)			\
1044 	vop_lease(*(vp)->v_ops, vp, td, cred, flag)
1045 #define VOP_IOCTL(vp, command, data, fflag, cred, td)	\
1046 	vop_ioctl(*(vp)->v_ops, vp, command, data, fflag, cred, td)
1047 #define VOP_POLL(vp, events, cred, td)			\
1048 	vop_poll(*(vp)->v_ops, vp, events, cred, td)
1049 #define VOP_KQFILTER(vp, kn)				\
1050 	vop_kqfilter(*(vp)->v_ops, vp, kn)
1051 #define VOP_REVOKE(vp, flags)				\
1052 	vop_revoke(*(vp)->v_ops, vp, flags)
1053 #define VOP_MMAP(vp, fflags, cred, td)			\
1054 	vop_mmap(*(vp)->v_ops, vp, fflags, cred, td)
1055 #define VOP_FSYNC(vp, waitfor, td)			\
1056 	vop_fsync(*(vp)->v_ops, vp, waitfor, td)
1057 #define VOP_READDIR(vp, uio, cred, eofflag, ncookies, cookies)		\
1058 	vop_readdir(*(vp)->v_ops, vp, uio, cred, eofflag, ncookies, cookies)
1059 #define VOP_READLINK(vp, uio, cred)			\
1060 	vop_readlink(*(vp)->v_ops, vp, uio, cred)
1061 #define VOP_INACTIVE(vp, td)				\
1062 	vop_inactive(*(vp)->v_ops, vp, td)
1063 #define VOP_RECLAIM(vp, td)				\
1064 	vop_reclaim(*(vp)->v_ops, vp, td)
1065 #define VOP_LOCK(vp, flags, td)				\
1066 	vop_lock(*(vp)->v_ops, vp, flags, td)
1067 #define VOP_UNLOCK(vp, flags, td)			\
1068 	vop_unlock(*(vp)->v_ops, vp, flags, td)
1069 #define VOP_BMAP(vp, bn, vpp, bnp, runp, runb)		\
1070 	vop_bmap(*(vp)->v_ops, vp, bn, vpp, bnp, runp, runb)
1071 #define VOP_STRATEGY(vp, bp)				\
1072 	vop_strategy(*(vp)->v_ops, vp, bp)
1073 #define VOP_PRINT(vp)					\
1074 	vop_print(*(vp)->v_ops, vp)
1075 #define VOP_PATHCONF(vp, name, retval)			\
1076 	vop_pathconf(*(vp)->v_ops, vp, name, retval)
1077 #define VOP_ADVLOCK(vp, id, op, fl, flags)		\
1078 	vop_advlock(*(vp)->v_ops, vp, id, op, fl, flags)
1079 #define VOP_BALLOC(vp, offset, size, cred, flags, bpp)	\
1080 	vop_balloc(*(vp)->v_ops, vp, offset, size, cred, flags, bpp)
1081 #define VOP_REALLOCBLKS(vp, buflist)			\
1082 	vop_reallocblks(*(vp)->v_ops, vp, buflist)
1083 #define VOP_GETPAGES(vp, m, count, reqpage, off)	\
1084 	vop_getpages(*(vp)->v_ops, vp, m, count, reqpage, off)
1085 #define VOP_PUTPAGES(vp, m, count, sync, rtvals, off)	\
1086 	vop_putpages(*(vp)->v_ops, vp, m, count, sync, rtvals, off)
1087 #define VOP_FREEBLKS(vp, addr, length)			\
1088 	vop_freeblks(*(vp)->v_ops, vp, addr, length)
1089 #define VOP_BWRITE(vp, bp)				\
1090 	vop_bwrite(*(vp)->v_ops, vp, bp)
1091 #define VOP_GETACL(vp, type, aclp, cred, td)		\
1092 	vop_getacl(*(vp)->v_ops, vp, type, aclp, cred, td)
1093 #define VOP_SETACL(vp, type, aclp, cred, td)		\
1094 	vop_setacl(*(vp)->v_ops, vp, type, aclp, cred, td)
1095 #define VOP_ACLCHECK(vp, type, aclp, cred, td)		\
1096 	vop_aclcheck(*(vp)->v_ops, vp, type, aclp, cred, td)
1097 #define VOP_GETEXTATTR(vp, name, uio, cred, td)		\
1098 	vop_getextattr(*(vp)->v_ops, vp, name, uio, cred, td)
1099 #define VOP_SETEXTATTR(vp, name, uio, cred, td)		\
1100 	vop_setextattr(*(vp)->v_ops, vp, name, uio, cred, td)
1101 #define VOP_CREATEVOBJECT(vp, td)			\
1102 	vop_createvobject(*(vp)->v_ops, vp, td)
1103 #define VOP_DESTROYVOBJECT(vp)				\
1104 	vop_destroyvobject(*(vp)->v_ops, vp)
1105 #define VOP_GETVOBJECT(vp, objpp)			\
1106 	vop_getvobject(*(vp)->v_ops, vp, objpp)
1107 /* no VOP_VFSSET() */
1108 
1109 /*
1110  * 'OLD' VOP calls.  These calls may only be made by the new API
1111  * compatibility functions in kern/vfs_default.c.  Attempting to
1112  * call these functions directly will confuse the namecache.  These
1113  * calls are deprecated and being removed from the system and from
1114  * the VFS's.
1115  */
1116 #define VOP_OLD_LOOKUP(dvp, vpp, cnp)			\
1117 	vop_lookup(*(dvp)->v_ops, dvp, vpp, cnp)
1118 #define VOP_OLD_CREATE(dvp, vpp, cnp, vap)		\
1119 	vop_create(*(dvp)->v_ops, dvp, vpp, cnp, vap)
1120 #define VOP_OLD_MKDIR(dvp, vpp, cnp, vap)		\
1121 	vop_mkdir(*(dvp)->v_ops, dvp, vpp, cnp, vap)
1122 #define VOP_OLD_MKNOD(dvp, vpp, cnp, vap)		\
1123 	vop_mknod(*(dvp)->v_ops, dvp, vpp, cnp, vap)
1124 #define VOP_OLD_LINK(tdvp, vp, cnp)			\
1125 	vop_link(*(tdvp)->v_ops, tdvp, vp, cnp)
1126 #define VOP_OLD_SYMLINK(dvp, vpp, cnp, vap, target)	\
1127 	vop_symlink(*(dvp)->v_ops, dvp, vpp, cnp, vap, target)
1128 #define VOP_OLD_WHITEOUT(dvp, cnp, flags)		\
1129 	vop_whiteout(*(dvp)->v_ops, dvp, cnp, flags)
1130 #define VOP_OLD_RENAME(fdvp, fvp, fcnp, tdvp, tvp, tcnp) \
1131 	vop_rename(*(fdvp)->v_ops, fdvp, fvp, fcnp, tdvp, tvp, tcnp)
1132 #define VOP_OLD_RMDIR(dvp, vp, cnp)			\
1133 	vop_rmdir(*(dvp)->v_ops, dvp, vp, cnp)
1134 #define VOP_OLD_REMOVE(dvp, vp, cnp)			\
1135 	vop_remove(*(dvp)->v_ops, dvp, vp, cnp)
1136 
1137 /*
1138  * 'NEW' VOP calls.  These calls use namespaces as an operational basis
1139  * rather then vnodes and replace the OLD calls.   Eventually all VFS's
1140  * will support these calls.  Those that do not fall through to compatibility
1141  * code in kern/vfs_default which does the magic required to call the old
1142  * routines.
1143  */
1144 #define VOP_NRESOLVE(ncp, cred)				\
1145 	vop_nresolve((ncp)->nc_mount->mnt_vn_use_ops, ncp, cred)
1146 #define VOP_NCREATE(ncp, vpp, cred, vap)		\
1147 	vop_ncreate((ncp)->nc_mount->mnt_vn_use_ops, ncp, vpp, cred, vap)
1148 #define VOP_NMKDIR(ncp, vpp, cred, vap)			\
1149 	vop_nmkdir((ncp)->nc_mount->mnt_vn_use_ops, ncp, vpp, cred, vap)
1150 #define VOP_NMKNOD(ncp, vpp, cred, vap)			\
1151 	vop_nmknod((ncp)->nc_mount->mnt_vn_use_ops, ncp, vpp, cred, vap)
1152 #define VOP_NLINK(ncp, vp, cred)			\
1153 	vop_nlink((ncp)->nc_mount->mnt_vn_use_ops, ncp, vp, cred)
1154 #define VOP_NSYMLINK(ncp, vpp, cred, vap, target)	\
1155 	vop_nsymlink((ncp)->nc_mount->mnt_vn_use_ops, ncp, vpp, cred, vap, target)
1156 #define VOP_NWHITEOUT(ncp, cred, flags)			\
1157 	vop_nwhiteout((ncp)->nc_mount->mnt_vn_use_ops, ncp, cred, flags)
1158 #define VOP_NRENAME(fncp, tncp, cred)			\
1159 	vop_nrename((fncp)->nc_mount->mnt_vn_use_ops, fncp, tncp, cred)
1160 #define VOP_NRMDIR(ncp, cred)				\
1161 	vop_nrmdir((ncp)->nc_mount->mnt_vn_use_ops, ncp, cred)
1162 #define VOP_NREMOVE(ncp, cred)				\
1163 	vop_nremove((ncp)->nc_mount->mnt_vn_use_ops, ncp, cred)
1164 
1165 #endif
1166 
1167