1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 27 /* All Rights Reserved */ 28 29 /* 30 * University Copyright- Copyright (c) 1982, 1986, 1988 31 * The Regents of the University of California 32 * All Rights Reserved 33 * 34 * University Acknowledgment- Portions of this document are derived from 35 * software developed by the University of California, Berkeley, and its 36 * contributors. 37 */ 38 39 #ifndef _SYS_VNODE_H 40 #define _SYS_VNODE_H 41 42 #pragma ident "%Z%%M% %I% %E% SMI" 43 44 #include <sys/types.h> 45 #include <sys/t_lock.h> 46 #include <sys/rwstlock.h> 47 #include <sys/time_impl.h> 48 #include <sys/cred.h> 49 #include <sys/uio.h> 50 #include <sys/resource.h> 51 #include <vm/seg_enum.h> 52 #include <sys/kstat.h> 53 #include <sys/kmem.h> 54 #include <sys/avl.h> 55 #ifdef _KERNEL 56 #include <sys/buf.h> 57 #endif /* _KERNEL */ 58 59 #ifdef __cplusplus 60 extern "C" { 61 #endif 62 63 64 typedef int (*fs_generic_func_p) (); 65 66 /* 67 * File systems use arrays of fs_operation_def structures to form 68 * name/value pairs of operations. These arrays get passed to: 69 * 70 * - vn_make_ops() to create vnodeops 71 * - vfs_makefsops()/vfs_setfsops() to create vfsops. 72 */ 73 typedef struct fs_operation_def { 74 char *name; /* name of operation (NULL at end) */ 75 fs_generic_func_p func; /* function implementing operation */ 76 } fs_operation_def_t; 77 78 /* 79 * The operation registration mechanism uses two master tables of operations: 80 * one for vnode operations (vn_ops_table[]) and one for vfs operations 81 * (vfs_ops_table[]). These tables are arrays of fs_operation_trans_def 82 * structures. They contain all of the information necessary for the system 83 * to populate an operations structure (e.g., vnodeops, vfsops). 84 * 85 * File systems call registration routines (vfs_setfsops(), vfs_makefsops(), 86 * and vn_make_ops()) and pass in their operations specification tables 87 * (arrays of fs_operation_def structures). These routines use the master 88 * table(s) of operations to build a vnodeops or vfsops structure. 89 */ 90 typedef struct fs_operation_trans_def { 91 char *name; /* name of operation (NULL at end) */ 92 int offset; /* byte offset within ops vector */ 93 fs_generic_func_p defaultFunc; /* default function */ 94 fs_generic_func_p errorFunc; /* error function */ 95 } fs_operation_trans_def_t; 96 97 98 /* 99 * Statistics for all vnode operations. 100 * All operations record number of ops (since boot/mount/zero'ed). 101 * Certain I/O operations (read, write, readdir) also record number 102 * of bytes transferred. 103 * This appears in two places in the system: one is embedded in each 104 * vfs_t. There is also an array of vopstats_t structures allocated 105 * on a per-fstype basis. 106 */ 107 108 #define VOPSTATS_STR "vopstats_" /* Initial string for vopstat kstats */ 109 110 typedef struct vopstats { 111 kstat_named_t nopen; /* VOP_OPEN */ 112 kstat_named_t nclose; /* VOP_CLOSE */ 113 kstat_named_t nread; /* VOP_READ */ 114 kstat_named_t read_bytes; 115 kstat_named_t nwrite; /* VOP_WRITE */ 116 kstat_named_t write_bytes; 117 kstat_named_t nioctl; /* VOP_IOCTL */ 118 kstat_named_t nsetfl; /* VOP_SETFL */ 119 kstat_named_t ngetattr; /* VOP_GETATTR */ 120 kstat_named_t nsetattr; /* VOP_SETATTR */ 121 kstat_named_t naccess; /* VOP_ACCESS */ 122 kstat_named_t nlookup; /* VOP_LOOKUP */ 123 kstat_named_t ncreate; /* VOP_CREATE */ 124 kstat_named_t nremove; /* VOP_REMOVE */ 125 kstat_named_t nlink; /* VOP_LINK */ 126 kstat_named_t nrename; /* VOP_RENAME */ 127 kstat_named_t nmkdir; /* VOP_MKDIR */ 128 kstat_named_t nrmdir; /* VOP_RMDIR */ 129 kstat_named_t nreaddir; /* VOP_READDIR */ 130 kstat_named_t readdir_bytes; 131 kstat_named_t nsymlink; /* VOP_SYMLINK */ 132 kstat_named_t nreadlink; /* VOP_READLINK */ 133 kstat_named_t nfsync; /* VOP_FSYNC */ 134 kstat_named_t ninactive; /* VOP_INACTIVE */ 135 kstat_named_t nfid; /* VOP_FID */ 136 kstat_named_t nrwlock; /* VOP_RWLOCK */ 137 kstat_named_t nrwunlock; /* VOP_RWUNLOCK */ 138 kstat_named_t nseek; /* VOP_SEEK */ 139 kstat_named_t ncmp; /* VOP_CMP */ 140 kstat_named_t nfrlock; /* VOP_FRLOCK */ 141 kstat_named_t nspace; /* VOP_SPACE */ 142 kstat_named_t nrealvp; /* VOP_REALVP */ 143 kstat_named_t ngetpage; /* VOP_GETPAGE */ 144 kstat_named_t nputpage; /* VOP_PUTPAGE */ 145 kstat_named_t nmap; /* VOP_MAP */ 146 kstat_named_t naddmap; /* VOP_ADDMAP */ 147 kstat_named_t ndelmap; /* VOP_DELMAP */ 148 kstat_named_t npoll; /* VOP_POLL */ 149 kstat_named_t ndump; /* VOP_DUMP */ 150 kstat_named_t npathconf; /* VOP_PATHCONF */ 151 kstat_named_t npageio; /* VOP_PAGEIO */ 152 kstat_named_t ndumpctl; /* VOP_DUMPCTL */ 153 kstat_named_t ndispose; /* VOP_DISPOSE */ 154 kstat_named_t nsetsecattr; /* VOP_SETSECATTR */ 155 kstat_named_t ngetsecattr; /* VOP_GETSECATTR */ 156 kstat_named_t nshrlock; /* VOP_SHRLOCK */ 157 kstat_named_t nvnevent; /* VOP_VNEVENT */ 158 } vopstats_t; 159 160 /* 161 * The vnode is the focus of all file activity in UNIX. 162 * A vnode is allocated for each active file, each current 163 * directory, each mounted-on file, and the root. 164 * 165 * Each vnode is usually associated with a file-system-specific node (for 166 * UFS, this is the in-memory inode). Generally, a vnode and an fs-node 167 * should be created and destroyed together as a pair. 168 * 169 * If a vnode is reused for a new file, it should be reinitialized by calling 170 * either vn_reinit() or vn_recycle(). 171 * 172 * vn_reinit() resets the entire vnode as if it was returned by vn_alloc(). 173 * The caller is responsible for setting up the entire vnode after calling 174 * vn_reinit(). This is important when using kmem caching where the vnode is 175 * allocated by a constructor, for instance. 176 * 177 * vn_recycle() is used when the file system keeps some state around in both 178 * the vnode and the associated FS-node. In UFS, for example, the inode of 179 * a deleted file can be reused immediately. The v_data, v_vfsp, v_op, etc. 180 * remains the same but certain fields related to the previous instance need 181 * to be reset. In particular: 182 * v_femhead 183 * v_path 184 * v_rdcnt, v_wrcnt 185 * v_mmap_read, v_mmap_write 186 */ 187 188 /* 189 * vnode types. VNON means no type. These values are unrelated to 190 * values in on-disk inodes. 191 */ 192 typedef enum vtype { 193 VNON = 0, 194 VREG = 1, 195 VDIR = 2, 196 VBLK = 3, 197 VCHR = 4, 198 VLNK = 5, 199 VFIFO = 6, 200 VDOOR = 7, 201 VPROC = 8, 202 VSOCK = 9, 203 VPORT = 10, 204 VBAD = 11 205 } vtype_t; 206 207 /* 208 * Many of the fields in the vnode are read-only once they are initialized 209 * at vnode creation time. Other fields are protected by locks. 210 * 211 * IMPORTANT: vnodes should be created ONLY by calls to vn_alloc(). They 212 * may not be embedded into the file-system specific node (inode). The 213 * size of vnodes may change. 214 * 215 * The v_lock protects: 216 * v_flag 217 * v_stream 218 * v_count 219 * v_shrlocks 220 * v_path 221 * 222 * A special lock (implemented by vn_vfswlock in vnode.c) protects: 223 * v_vfsmountedhere 224 * 225 * The global flock_lock mutex (in flock.c) protects: 226 * v_filocks 227 * 228 * IMPORTANT NOTE: 229 * 230 * The following vnode fields are considered public and may safely be 231 * accessed by file systems or other consumers: 232 * 233 * v_lock 234 * v_flag 235 * v_count 236 * v_data 237 * v_vfsp 238 * v_stream 239 * v_type 240 * v_rdev 241 * 242 * ALL OTHER FIELDS SHOULD BE ACCESSED ONLY BY THE OWNER OF THAT FIELD. 243 * In particular, file systems should not access other fields; they may 244 * change or even be removed. The functionality which was once provided 245 * by these fields is available through vn_* functions. 246 */ 247 248 struct fem_head; /* from fem.h */ 249 250 typedef struct vnode { 251 kmutex_t v_lock; /* protects vnode fields */ 252 uint_t v_flag; /* vnode flags (see below) */ 253 uint_t v_count; /* reference count */ 254 void *v_data; /* private data for fs */ 255 struct vfs *v_vfsp; /* ptr to containing VFS */ 256 struct stdata *v_stream; /* associated stream */ 257 enum vtype v_type; /* vnode type */ 258 dev_t v_rdev; /* device (VCHR, VBLK) */ 259 260 /* PRIVATE FIELDS BELOW - DO NOT USE */ 261 262 struct vfs *v_vfsmountedhere; /* ptr to vfs mounted here */ 263 struct vnodeops *v_op; /* vnode operations */ 264 struct page *v_pages; /* vnode pages list */ 265 pgcnt_t v_npages; /* # pages on this vnode */ 266 pgcnt_t v_msnpages; /* # pages charged to v_mset */ 267 struct page *v_scanfront; /* scanner front hand */ 268 struct page *v_scanback; /* scanner back hand */ 269 struct filock *v_filocks; /* ptr to filock list */ 270 struct shrlocklist *v_shrlocks; /* ptr to shrlock list */ 271 krwlock_t v_nbllock; /* sync for NBMAND locks */ 272 kcondvar_t v_cv; /* synchronize locking */ 273 void *v_locality; /* hook for locality info */ 274 struct fem_head *v_femhead; /* fs monitoring */ 275 char *v_path; /* cached path */ 276 uint_t v_rdcnt; /* open for read count (VREG only) */ 277 uint_t v_wrcnt; /* open for write count (VREG only) */ 278 u_longlong_t v_mmap_read; /* mmap read count */ 279 u_longlong_t v_mmap_write; /* mmap write count */ 280 void *v_mpssdata; /* info for large page mappings */ 281 hrtime_t v_scantime; /* last time this vnode was scanned */ 282 ushort_t v_mset; /* memory set ID */ 283 uint_t v_msflags; /* memory set flags */ 284 struct vnode *v_msnext; /* list of vnodes on an mset */ 285 struct vnode *v_msprev; /* list of vnodes on an mset */ 286 krwlock_t v_mslock; /* protects v_mset */ 287 } vnode_t; 288 289 #define IS_DEVVP(vp) \ 290 ((vp)->v_type == VCHR || (vp)->v_type == VBLK || (vp)->v_type == VFIFO) 291 292 /* 293 * vnode flags. 294 */ 295 #define VROOT 0x01 /* root of its file system */ 296 #define VNOCACHE 0x02 /* don't keep cache pages on vnode */ 297 #define VNOMAP 0x04 /* file cannot be mapped/faulted */ 298 #define VDUP 0x08 /* file should be dup'ed rather then opened */ 299 #define VNOSWAP 0x10 /* file cannot be used as virtual swap device */ 300 #define VNOMOUNT 0x20 /* file cannot be covered by mount */ 301 #define VISSWAP 0x40 /* vnode is being used for swap */ 302 #define VSWAPLIKE 0x80 /* vnode acts like swap (but may not be) */ 303 304 #define IS_SWAPVP(vp) (((vp)->v_flag & (VISSWAP | VSWAPLIKE)) != 0) 305 306 typedef struct vn_vfslocks_entry { 307 rwstlock_t ve_lock; 308 void *ve_vpvfs; 309 struct vn_vfslocks_entry *ve_next; 310 uint32_t ve_refcnt; 311 char pad[64 - sizeof (rwstlock_t) - 2 * sizeof (void *) - \ 312 sizeof (uint32_t)]; 313 } vn_vfslocks_entry_t; 314 315 /* 316 * The following two flags are used to lock the v_vfsmountedhere field 317 */ 318 #define VVFSLOCK 0x100 319 #define VVFSWAIT 0x200 320 321 /* 322 * Used to serialize VM operations on a vnode 323 */ 324 #define VVMLOCK 0x400 325 326 /* 327 * Tell vn_open() not to fail a directory open for writing but 328 * to go ahead and call VOP_OPEN() to let the filesystem check. 329 */ 330 #define VDIROPEN 0x800 331 332 /* 333 * Flag to let the VM system know that this file is most likely a binary 334 * or shared library since it has been mmap()ed EXEC at some time. 335 */ 336 #define VVMEXEC 0x1000 337 338 #define VPXFS 0x2000 /* clustering: global fs proxy vnode */ 339 340 #define IS_PXFSVP(vp) ((vp)->v_flag & VPXFS) 341 342 #define V_XATTRDIR 0x4000 /* attribute unnamed directory */ 343 344 #define V_LOCALITY 0x8000 /* whether locality aware */ 345 346 /* 347 * Flag that indicates the VM should maintain the v_pages list with all modified 348 * pages on one end and unmodified pages at the other. This makes finding dirty 349 * pages to write back to disk much faster at the expense of taking a minor 350 * fault on the first store instruction which touches a writable page. 351 */ 352 #define VMODSORT (0x10000) 353 #define IS_VMODSORT(vp) \ 354 (pvn_vmodsort_supported != 0 && ((vp)->v_flag & VMODSORT) != 0) 355 356 #define VISSWAPFS 0x20000 /* vnode is being used for swapfs */ 357 #define IS_SWAPFSVP(vp) (((vp)->v_flag & VISSWAPFS) != 0) 358 359 /* 360 * Vnode attributes. A bit-mask is supplied as part of the 361 * structure to indicate the attributes the caller wants to 362 * set (setattr) or extract (getattr). 363 */ 364 365 /* 366 * Note that va_nodeid and va_nblocks are 64bit data type. 367 * We support large files over NFSV3. With Solaris client and 368 * Server that generates 64bit ino's and sizes these fields 369 * will overflow if they are 32 bit sizes. 370 */ 371 372 typedef struct vattr { 373 uint_t va_mask; /* bit-mask of attributes */ 374 vtype_t va_type; /* vnode type (for create) */ 375 mode_t va_mode; /* file access mode */ 376 uid_t va_uid; /* owner user id */ 377 gid_t va_gid; /* owner group id */ 378 dev_t va_fsid; /* file system id (dev for now) */ 379 u_longlong_t va_nodeid; /* node id */ 380 nlink_t va_nlink; /* number of references to file */ 381 u_offset_t va_size; /* file size in bytes */ 382 timestruc_t va_atime; /* time of last access */ 383 timestruc_t va_mtime; /* time of last modification */ 384 timestruc_t va_ctime; /* time of last status change */ 385 dev_t va_rdev; /* device the file represents */ 386 uint_t va_blksize; /* fundamental block size */ 387 u_longlong_t va_nblocks; /* # of blocks allocated */ 388 uint_t va_seq; /* sequence number */ 389 } vattr_t; 390 391 #ifdef _SYSCALL32 392 /* 393 * For bigtypes time_t changed to 64 bit on the 64-bit kernel. 394 * Define an old version for user/kernel interface 395 */ 396 397 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 398 #pragma pack(4) 399 #endif 400 401 typedef struct vattr32 { 402 uint32_t va_mask; /* bit-mask of attributes */ 403 vtype_t va_type; /* vnode type (for create) */ 404 mode32_t va_mode; /* file access mode */ 405 uid32_t va_uid; /* owner user id */ 406 gid32_t va_gid; /* owner group id */ 407 dev32_t va_fsid; /* file system id (dev for now) */ 408 u_longlong_t va_nodeid; /* node id */ 409 nlink_t va_nlink; /* number of references to file */ 410 u_offset_t va_size; /* file size in bytes */ 411 timestruc32_t va_atime; /* time of last access */ 412 timestruc32_t va_mtime; /* time of last modification */ 413 timestruc32_t va_ctime; /* time of last status change */ 414 dev32_t va_rdev; /* device the file represents */ 415 uint32_t va_blksize; /* fundamental block size */ 416 u_longlong_t va_nblocks; /* # of blocks allocated */ 417 uint32_t va_seq; /* sequence number */ 418 } vattr32_t; 419 420 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 421 #pragma pack() 422 #endif 423 424 #else /* not _SYSCALL32 */ 425 #define vattr32 vattr 426 typedef vattr_t vattr32_t; 427 #endif /* _SYSCALL32 */ 428 429 /* 430 * Attributes of interest to the caller of setattr or getattr. 431 */ 432 #define AT_TYPE 0x0001 433 #define AT_MODE 0x0002 434 #define AT_UID 0x0004 435 #define AT_GID 0x0008 436 #define AT_FSID 0x0010 437 #define AT_NODEID 0x0020 438 #define AT_NLINK 0x0040 439 #define AT_SIZE 0x0080 440 #define AT_ATIME 0x0100 441 #define AT_MTIME 0x0200 442 #define AT_CTIME 0x0400 443 #define AT_RDEV 0x0800 444 #define AT_BLKSIZE 0x1000 445 #define AT_NBLOCKS 0x2000 446 /* 0x4000 */ /* unused */ 447 #define AT_SEQ 0x8000 448 449 #define AT_ALL (AT_TYPE|AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|\ 450 AT_NLINK|AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|\ 451 AT_RDEV|AT_BLKSIZE|AT_NBLOCKS|AT_SEQ) 452 453 #define AT_STAT (AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|AT_NLINK|\ 454 AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|AT_RDEV|AT_TYPE) 455 456 #define AT_TIMES (AT_ATIME|AT_MTIME|AT_CTIME) 457 458 #define AT_NOSET (AT_NLINK|AT_RDEV|AT_FSID|AT_NODEID|AT_TYPE|\ 459 AT_BLKSIZE|AT_NBLOCKS|AT_SEQ) 460 461 /* 462 * Modes. Some values same as S_xxx entries from stat.h for convenience. 463 */ 464 #define VSUID 04000 /* set user id on execution */ 465 #define VSGID 02000 /* set group id on execution */ 466 #define VSVTX 01000 /* save swapped text even after use */ 467 468 /* 469 * Permissions. 470 */ 471 #define VREAD 00400 472 #define VWRITE 00200 473 #define VEXEC 00100 474 475 #define MODEMASK 07777 /* mode bits plus permission bits */ 476 #define PERMMASK 00777 /* permission bits */ 477 478 /* 479 * Check whether mandatory file locking is enabled. 480 */ 481 482 #define MANDMODE(mode) (((mode) & (VSGID|(VEXEC>>3))) == VSGID) 483 #define MANDLOCK(vp, mode) ((vp)->v_type == VREG && MANDMODE(mode)) 484 485 /* 486 * Flags for vnode operations. 487 */ 488 enum rm { RMFILE, RMDIRECTORY }; /* rm or rmdir (remove) */ 489 enum symfollow { NO_FOLLOW, FOLLOW }; /* follow symlinks (or not) */ 490 enum vcexcl { NONEXCL, EXCL }; /* (non)excl create */ 491 enum create { CRCREAT, CRMKNOD, CRMKDIR }; /* reason for create */ 492 493 typedef enum rm rm_t; 494 typedef enum symfollow symfollow_t; 495 typedef enum vcexcl vcexcl_t; 496 typedef enum create create_t; 497 498 /* Vnode Events - Used by VOP_VNEVENT */ 499 typedef enum vnevent { 500 VE_SUPPORT = 0, /* Query */ 501 VE_RENAME_SRC = 1, /* Rename, with vnode as source */ 502 VE_RENAME_DEST = 2, /* Rename, with vnode as target/destination */ 503 VE_REMOVE = 3, /* Remove of vnode's name */ 504 VE_RMDIR = 4 /* Remove of directory vnode's name */ 505 } vnevent_t; 506 507 /* 508 * Values for checking vnode open and map counts 509 */ 510 enum v_mode { V_READ, V_WRITE, V_RDORWR, V_RDANDWR }; 511 512 typedef enum v_mode v_mode_t; 513 514 #define V_TRUE 1 515 #define V_FALSE 0 516 517 /* 518 * Structure used on VOP_GETSECATTR and VOP_SETSECATTR operations 519 */ 520 521 typedef struct vsecattr { 522 uint_t vsa_mask; /* See below */ 523 int vsa_aclcnt; /* ACL entry count */ 524 void *vsa_aclentp; /* pointer to ACL entries */ 525 int vsa_dfaclcnt; /* default ACL entry count */ 526 void *vsa_dfaclentp; /* pointer to default ACL entries */ 527 } vsecattr_t; 528 529 /* vsa_mask values */ 530 #define VSA_ACL 0x0001 531 #define VSA_ACLCNT 0x0002 532 #define VSA_DFACL 0x0004 533 #define VSA_DFACLCNT 0x0008 534 #define VSA_ACE 0x0010 535 #define VSA_ACECNT 0x0020 536 537 /* 538 * Structure used by various vnode operations to determine 539 * the context (pid, host, identity) of a caller. 540 * 541 * The cc_caller_id is used to identify one or more callers who invoke 542 * operations, possibly on behalf of others. For example, the NFS 543 * server could have it's own cc_caller_id which can be detected by 544 * vnode/vfs operations or (FEM) monitors on those operations. New 545 * caller IDs are generated by fs_new_caller_id(). 546 */ 547 typedef struct caller_context { 548 pid_t cc_pid; /* Process ID of the caller */ 549 int cc_sysid; /* System ID, used for remote calls */ 550 u_longlong_t cc_caller_id; /* Identifier for (set of) caller(s) */ 551 } caller_context_t; 552 553 /* 554 * Structure tags for function prototypes, defined elsewhere. 555 */ 556 struct pathname; 557 struct fid; 558 struct flock64; 559 struct flk_callback; 560 struct shrlock; 561 struct page; 562 struct seg; 563 struct as; 564 struct pollhead; 565 566 /* 567 * Operations on vnodes. Note: File systems should never operate directly 568 * on a 'vnodeops' structure -- it WILL change in future releases! They 569 * should use vn_make_ops() to create the structure. 570 */ 571 typedef struct vnodeops { 572 const char *vnop_name; 573 int (*vop_open)(vnode_t **, int, cred_t *); 574 int (*vop_close)(vnode_t *, int, int, offset_t, cred_t *); 575 int (*vop_read)(vnode_t *, uio_t *, int, cred_t *, 576 caller_context_t *); 577 int (*vop_write)(vnode_t *, uio_t *, int, cred_t *, 578 caller_context_t *); 579 int (*vop_ioctl)(vnode_t *, int, intptr_t, int, cred_t *, int *); 580 int (*vop_setfl)(vnode_t *, int, int, cred_t *); 581 int (*vop_getattr)(vnode_t *, vattr_t *, int, cred_t *); 582 int (*vop_setattr)(vnode_t *, vattr_t *, int, cred_t *, 583 caller_context_t *); 584 int (*vop_access)(vnode_t *, int, int, cred_t *); 585 int (*vop_lookup)(vnode_t *, char *, vnode_t **, struct pathname *, 586 int, vnode_t *, cred_t *); 587 int (*vop_create)(vnode_t *, char *, vattr_t *, vcexcl_t, int, 588 vnode_t **, cred_t *, int); 589 int (*vop_remove)(vnode_t *, char *, cred_t *); 590 int (*vop_link)(vnode_t *, vnode_t *, char *, cred_t *); 591 int (*vop_rename)(vnode_t *, char *, vnode_t *, char *, cred_t *); 592 int (*vop_mkdir)(vnode_t *, char *, vattr_t *, vnode_t **, 593 cred_t *); 594 int (*vop_rmdir)(vnode_t *, char *, vnode_t *, cred_t *); 595 int (*vop_readdir)(vnode_t *, uio_t *, cred_t *, int *); 596 int (*vop_symlink)(vnode_t *, char *, vattr_t *, char *, cred_t *); 597 int (*vop_readlink)(vnode_t *, uio_t *, cred_t *); 598 int (*vop_fsync)(vnode_t *, int, cred_t *); 599 void (*vop_inactive)(vnode_t *, cred_t *); 600 int (*vop_fid)(vnode_t *, struct fid *); 601 int (*vop_rwlock)(vnode_t *, int, caller_context_t *); 602 void (*vop_rwunlock)(vnode_t *, int, caller_context_t *); 603 int (*vop_seek)(vnode_t *, offset_t, offset_t *); 604 int (*vop_cmp)(vnode_t *, vnode_t *); 605 int (*vop_frlock)(vnode_t *, int, struct flock64 *, int, offset_t, 606 struct flk_callback *, cred_t *); 607 int (*vop_space)(vnode_t *, int, struct flock64 *, int, offset_t, 608 cred_t *, caller_context_t *); 609 int (*vop_realvp)(vnode_t *, vnode_t **); 610 int (*vop_getpage)(vnode_t *, offset_t, size_t, uint_t *, 611 struct page **, size_t, struct seg *, 612 caddr_t, enum seg_rw, cred_t *); 613 int (*vop_putpage)(vnode_t *, offset_t, size_t, int, cred_t *); 614 int (*vop_map)(vnode_t *, offset_t, struct as *, caddr_t *, size_t, 615 uchar_t, uchar_t, uint_t, cred_t *); 616 int (*vop_addmap)(vnode_t *, offset_t, struct as *, caddr_t, size_t, 617 uchar_t, uchar_t, uint_t, cred_t *); 618 int (*vop_delmap)(vnode_t *, offset_t, struct as *, caddr_t, size_t, 619 uint_t, uint_t, uint_t, cred_t *); 620 int (*vop_poll)(vnode_t *, short, int, short *, struct pollhead **); 621 int (*vop_dump)(vnode_t *, caddr_t, int, int); 622 int (*vop_pathconf)(vnode_t *, int, ulong_t *, cred_t *); 623 int (*vop_pageio)(vnode_t *, struct page *, u_offset_t, size_t, 624 int, cred_t *); 625 int (*vop_dumpctl)(vnode_t *, int, int *); 626 void (*vop_dispose)(vnode_t *, struct page *, int, int, cred_t *); 627 int (*vop_setsecattr)(vnode_t *, vsecattr_t *, int, cred_t *); 628 int (*vop_getsecattr)(vnode_t *, vsecattr_t *, int, cred_t *); 629 int (*vop_shrlock)(vnode_t *, int, struct shrlock *, int, cred_t *); 630 int (*vop_vnevent)(vnode_t *, vnevent_t); 631 } vnodeops_t; 632 633 #ifdef _KERNEL 634 635 extern int fop_open(vnode_t **, int, cred_t *); 636 extern int fop_close(vnode_t *, int, int, offset_t, cred_t *); 637 extern int fop_read(vnode_t *, uio_t *, int, cred_t *, caller_context_t *); 638 extern int fop_write(vnode_t *, uio_t *, int, cred_t *, 639 caller_context_t *); 640 extern int fop_ioctl(vnode_t *, int, intptr_t, int, cred_t *, int *); 641 extern int fop_setfl(vnode_t *, int, int, cred_t *); 642 extern int fop_getattr(vnode_t *, vattr_t *, int, cred_t *); 643 extern int fop_setattr(vnode_t *, vattr_t *, int, cred_t *, 644 caller_context_t *); 645 extern int fop_access(vnode_t *, int, int, cred_t *); 646 extern int fop_lookup(vnode_t *, char *, vnode_t **, struct pathname *, 647 int, vnode_t *, cred_t *); 648 extern int fop_create(vnode_t *, char *, vattr_t *, vcexcl_t, int, 649 vnode_t **, cred_t *, int); 650 extern int fop_remove(vnode_t *vp, char *, cred_t *); 651 extern int fop_link(vnode_t *, vnode_t *, char *, cred_t *); 652 extern int fop_rename(vnode_t *, char *, vnode_t *, char *, cred_t *); 653 extern int fop_mkdir(vnode_t *, char *, vattr_t *, vnode_t **, cred_t *); 654 extern int fop_rmdir(vnode_t *, char *, vnode_t *, cred_t *); 655 extern int fop_readdir(vnode_t *, uio_t *, cred_t *, int *); 656 extern int fop_symlink(vnode_t *, char *, vattr_t *, char *, cred_t *); 657 extern int fop_readlink(vnode_t *, uio_t *, cred_t *); 658 extern int fop_fsync(vnode_t *, int, cred_t *); 659 extern void fop_inactive(vnode_t *, cred_t *); 660 extern int fop_fid(vnode_t *, struct fid *); 661 extern int fop_rwlock(vnode_t *, int, caller_context_t *); 662 extern void fop_rwunlock(vnode_t *, int, caller_context_t *); 663 extern int fop_seek(vnode_t *, offset_t, offset_t *); 664 extern int fop_cmp(vnode_t *, vnode_t *); 665 extern int fop_frlock(vnode_t *, int, struct flock64 *, int, offset_t, 666 struct flk_callback *, cred_t *); 667 extern int fop_space(vnode_t *, int, struct flock64 *, int, offset_t, 668 cred_t *, caller_context_t *); 669 extern int fop_realvp(vnode_t *, vnode_t **); 670 extern int fop_getpage(vnode_t *, offset_t, size_t, uint_t *, 671 struct page **, size_t, struct seg *, 672 caddr_t, enum seg_rw, cred_t *); 673 extern int fop_putpage(vnode_t *, offset_t, size_t, int, cred_t *); 674 extern int fop_map(vnode_t *, offset_t, struct as *, caddr_t *, size_t, 675 uchar_t, uchar_t, uint_t, cred_t *cr); 676 extern int fop_addmap(vnode_t *, offset_t, struct as *, caddr_t, size_t, 677 uchar_t, uchar_t, uint_t, cred_t *); 678 extern int fop_delmap(vnode_t *, offset_t, struct as *, caddr_t, size_t, 679 uint_t, uint_t, uint_t, cred_t *); 680 extern int fop_poll(vnode_t *, short, int, short *, struct pollhead **); 681 extern int fop_dump(vnode_t *, caddr_t, int, int); 682 extern int fop_pathconf(vnode_t *, int, ulong_t *, cred_t *); 683 extern int fop_pageio(vnode_t *, struct page *, u_offset_t, size_t, int, 684 cred_t *); 685 extern int fop_dumpctl(vnode_t *, int, int *); 686 extern void fop_dispose(vnode_t *, struct page *, int, int, cred_t *); 687 extern int fop_setsecattr(vnode_t *, vsecattr_t *, int, cred_t *); 688 extern int fop_getsecattr(vnode_t *, vsecattr_t *, int, cred_t *); 689 extern int fop_shrlock(vnode_t *, int, struct shrlock *, int, cred_t *); 690 extern int fop_vnevent(vnode_t *, vnevent_t); 691 692 #endif /* _KERNEL */ 693 694 #define VOP_OPEN(vpp, mode, cr) \ 695 fop_open(vpp, mode, cr) 696 #define VOP_CLOSE(vp, f, c, o, cr) \ 697 fop_close(vp, f, c, o, cr) 698 #define VOP_READ(vp, uiop, iof, cr, ct) \ 699 fop_read(vp, uiop, iof, cr, ct) 700 #define VOP_WRITE(vp, uiop, iof, cr, ct) \ 701 fop_write(vp, uiop, iof, cr, ct) 702 #define VOP_IOCTL(vp, cmd, a, f, cr, rvp) \ 703 fop_ioctl(vp, cmd, a, f, cr, rvp) 704 #define VOP_SETFL(vp, f, a, cr) \ 705 fop_setfl(vp, f, a, cr) 706 #define VOP_GETATTR(vp, vap, f, cr) \ 707 fop_getattr(vp, vap, f, cr) 708 #define VOP_SETATTR(vp, vap, f, cr, ct) \ 709 fop_setattr(vp, vap, f, cr, ct) 710 #define VOP_ACCESS(vp, mode, f, cr) \ 711 fop_access(vp, mode, f, cr) 712 #define VOP_LOOKUP(vp, cp, vpp, pnp, f, rdir, cr) \ 713 fop_lookup(vp, cp, vpp, pnp, f, rdir, cr) 714 #define VOP_CREATE(dvp, p, vap, ex, mode, vpp, cr, flag) \ 715 fop_create(dvp, p, vap, ex, mode, vpp, cr, flag) 716 #define VOP_REMOVE(dvp, p, cr) \ 717 fop_remove(dvp, p, cr) 718 #define VOP_LINK(tdvp, fvp, p, cr) \ 719 fop_link(tdvp, fvp, p, cr) 720 #define VOP_RENAME(fvp, fnm, tdvp, tnm, cr) \ 721 fop_rename(fvp, fnm, tdvp, tnm, cr) 722 #define VOP_MKDIR(dp, p, vap, vpp, cr) \ 723 fop_mkdir(dp, p, vap, vpp, cr) 724 #define VOP_RMDIR(dp, p, cdir, cr) \ 725 fop_rmdir(dp, p, cdir, cr) 726 #define VOP_READDIR(vp, uiop, cr, eofp) \ 727 fop_readdir(vp, uiop, cr, eofp) 728 #define VOP_SYMLINK(dvp, lnm, vap, tnm, cr) \ 729 fop_symlink(dvp, lnm, vap, tnm, cr) 730 #define VOP_READLINK(vp, uiop, cr) \ 731 fop_readlink(vp, uiop, cr) 732 #define VOP_FSYNC(vp, syncflag, cr) \ 733 fop_fsync(vp, syncflag, cr) 734 #define VOP_INACTIVE(vp, cr) \ 735 fop_inactive(vp, cr) 736 #define VOP_FID(vp, fidp) \ 737 fop_fid(vp, fidp) 738 #define VOP_RWLOCK(vp, w, ct) \ 739 fop_rwlock(vp, w, ct) 740 #define VOP_RWUNLOCK(vp, w, ct) \ 741 fop_rwunlock(vp, w, ct) 742 #define VOP_SEEK(vp, ooff, noffp) \ 743 fop_seek(vp, ooff, noffp) 744 #define VOP_CMP(vp1, vp2) \ 745 fop_cmp(vp1, vp2) 746 #define VOP_FRLOCK(vp, cmd, a, f, o, cb, cr) \ 747 fop_frlock(vp, cmd, a, f, o, cb, cr) 748 #define VOP_SPACE(vp, cmd, a, f, o, cr, ct) \ 749 fop_space(vp, cmd, a, f, o, cr, ct) 750 #define VOP_REALVP(vp1, vp2) \ 751 fop_realvp(vp1, vp2) 752 #define VOP_GETPAGE(vp, of, sz, pr, pl, ps, sg, a, rw, cr) \ 753 fop_getpage(vp, of, sz, pr, pl, ps, sg, a, rw, cr) 754 #define VOP_PUTPAGE(vp, of, sz, fl, cr) \ 755 fop_putpage(vp, of, sz, fl, cr) 756 #define VOP_MAP(vp, of, as, a, sz, p, mp, fl, cr) \ 757 fop_map(vp, of, as, a, sz, p, mp, fl, cr) 758 #define VOP_ADDMAP(vp, of, as, a, sz, p, mp, fl, cr) \ 759 fop_addmap(vp, of, as, a, sz, p, mp, fl, cr) 760 #define VOP_DELMAP(vp, of, as, a, sz, p, mp, fl, cr) \ 761 fop_delmap(vp, of, as, a, sz, p, mp, fl, cr) 762 #define VOP_POLL(vp, events, anyyet, reventsp, phpp) \ 763 fop_poll(vp, events, anyyet, reventsp, phpp) 764 #define VOP_DUMP(vp, addr, bn, count) \ 765 fop_dump(vp, addr, bn, count) 766 #define VOP_PATHCONF(vp, cmd, valp, cr) \ 767 fop_pathconf(vp, cmd, valp, cr) 768 #define VOP_PAGEIO(vp, pp, io_off, io_len, flags, cr) \ 769 fop_pageio(vp, pp, io_off, io_len, flags, cr) 770 #define VOP_DUMPCTL(vp, action, blkp) \ 771 fop_dumpctl(vp, action, blkp) 772 #define VOP_DISPOSE(vp, pp, flag, dn, cr) \ 773 fop_dispose(vp, pp, flag, dn, cr) 774 #define VOP_GETSECATTR(vp, vsap, f, cr) \ 775 fop_getsecattr(vp, vsap, f, cr) 776 #define VOP_SETSECATTR(vp, vsap, f, cr) \ 777 fop_setsecattr(vp, vsap, f, cr) 778 #define VOP_SHRLOCK(vp, cmd, shr, f, cr) \ 779 fop_shrlock(vp, cmd, shr, f, cr) 780 #define VOP_VNEVENT(vp, vnevent) \ 781 fop_vnevent(vp, vnevent) 782 783 #define VOPNAME_OPEN "open" 784 #define VOPNAME_CLOSE "close" 785 #define VOPNAME_READ "read" 786 #define VOPNAME_WRITE "write" 787 #define VOPNAME_IOCTL "ioctl" 788 #define VOPNAME_SETFL "setfl" 789 #define VOPNAME_GETATTR "getattr" 790 #define VOPNAME_SETATTR "setattr" 791 #define VOPNAME_ACCESS "access" 792 #define VOPNAME_LOOKUP "lookup" 793 #define VOPNAME_CREATE "create" 794 #define VOPNAME_REMOVE "remove" 795 #define VOPNAME_LINK "link" 796 #define VOPNAME_RENAME "rename" 797 #define VOPNAME_MKDIR "mkdir" 798 #define VOPNAME_RMDIR "rmdir" 799 #define VOPNAME_READDIR "readdir" 800 #define VOPNAME_SYMLINK "symlink" 801 #define VOPNAME_READLINK "readlink" 802 #define VOPNAME_FSYNC "fsync" 803 #define VOPNAME_INACTIVE "inactive" 804 #define VOPNAME_FID "fid" 805 #define VOPNAME_RWLOCK "rwlock" 806 #define VOPNAME_RWUNLOCK "rwunlock" 807 #define VOPNAME_SEEK "seek" 808 #define VOPNAME_CMP "cmp" 809 #define VOPNAME_FRLOCK "frlock" 810 #define VOPNAME_SPACE "space" 811 #define VOPNAME_REALVP "realvp" 812 #define VOPNAME_GETPAGE "getpage" 813 #define VOPNAME_PUTPAGE "putpage" 814 #define VOPNAME_MAP "map" 815 #define VOPNAME_ADDMAP "addmap" 816 #define VOPNAME_DELMAP "delmap" 817 #define VOPNAME_POLL "poll" 818 #define VOPNAME_DUMP "dump" 819 #define VOPNAME_PATHCONF "pathconf" 820 #define VOPNAME_PAGEIO "pageio" 821 #define VOPNAME_DUMPCTL "dumpctl" 822 #define VOPNAME_DISPOSE "dispose" 823 #define VOPNAME_GETSECATTR "getsecattr" 824 #define VOPNAME_SETSECATTR "setsecattr" 825 #define VOPNAME_SHRLOCK "shrlock" 826 #define VOPNAME_VNEVENT "vnevent" 827 828 /* 829 * Flags for VOP_LOOKUP 830 */ 831 #define LOOKUP_DIR 0x01 /* want parent dir vp */ 832 #define LOOKUP_XATTR 0x02 /* lookup up extended attr dir */ 833 #define CREATE_XATTR_DIR 0x04 /* Create extended attr dir */ 834 835 /* 836 * Flags for VOP_RWLOCK/VOP_RWUNLOCK 837 * VOP_RWLOCK will return the flag that was actually set, or -1 if none. 838 */ 839 #define V_WRITELOCK_TRUE (1) /* Request write-lock on the vnode */ 840 #define V_WRITELOCK_FALSE (0) /* Request read-lock on the vnode */ 841 842 /* 843 * Flags for VOP_DUMPCTL 844 */ 845 #define DUMP_ALLOC 0 846 #define DUMP_FREE 1 847 #define DUMP_SCAN 2 848 849 /* 850 * Public vnode manipulation functions. 851 */ 852 #ifdef _KERNEL 853 854 vnode_t *vn_alloc(int); 855 void vn_reinit(vnode_t *); 856 void vn_recycle(vnode_t *); 857 void vn_free(vnode_t *); 858 859 int vn_is_readonly(vnode_t *); 860 int vn_is_opened(vnode_t *, v_mode_t); 861 int vn_is_mapped(vnode_t *, v_mode_t); 862 863 int vn_can_change_zones(vnode_t *vp); 864 865 int vn_has_flocks(vnode_t *); 866 int vn_has_mandatory_locks(vnode_t *, int); 867 int vn_has_cached_data(vnode_t *); 868 869 void vn_setops(vnode_t *, vnodeops_t *); 870 vnodeops_t *vn_getops(vnode_t *); 871 int vn_matchops(vnode_t *, vnodeops_t *); 872 int vn_matchopval(vnode_t *, char *, fs_generic_func_p); 873 int vn_ismntpt(vnode_t *); 874 875 struct vfs *vn_mountedvfs(vnode_t *); 876 877 void vn_create_cache(void); 878 void vn_destroy_cache(void); 879 880 int vn_make_ops(const char *, const fs_operation_def_t *, vnodeops_t **); 881 void vn_freevnodeops(vnodeops_t *); 882 883 int vn_open(char *pnamep, enum uio_seg seg, int filemode, int createmode, 884 struct vnode **vpp, enum create crwhy, mode_t umask); 885 int vn_openat(char *pnamep, enum uio_seg seg, int filemode, int createmode, 886 struct vnode **vpp, enum create crwhy, 887 mode_t umask, struct vnode *startvp); 888 int vn_create(char *pnamep, enum uio_seg seg, struct vattr *vap, 889 enum vcexcl excl, int mode, struct vnode **vpp, 890 enum create why, int flag, mode_t umask); 891 int vn_createat(char *pnamep, enum uio_seg seg, struct vattr *vap, 892 enum vcexcl excl, int mode, struct vnode **vpp, 893 enum create why, int flag, mode_t umask, struct vnode *startvp); 894 int vn_rdwr(enum uio_rw rw, struct vnode *vp, caddr_t base, ssize_t len, 895 offset_t offset, enum uio_seg seg, int ioflag, rlim64_t ulimit, 896 cred_t *cr, ssize_t *residp); 897 void vn_rele(struct vnode *vp); 898 void vn_rele_stream(struct vnode *vp); 899 int vn_link(char *from, char *to, enum uio_seg seg); 900 int vn_rename(char *from, char *to, enum uio_seg seg); 901 int vn_renameat(vnode_t *fdvp, char *fname, vnode_t *tdvp, char *tname, 902 enum uio_seg seg); 903 int vn_remove(char *fnamep, enum uio_seg seg, enum rm dirflag); 904 int vn_removeat(vnode_t *startvp, char *fnamep, enum uio_seg seg, 905 enum rm dirflag); 906 int vn_compare(vnode_t *vp1, vnode_t *vp2); 907 int vn_vfswlock(struct vnode *vp); 908 int vn_vfswlock_wait(struct vnode *vp); 909 int vn_vfsrlock(struct vnode *vp); 910 int vn_vfsrlock_wait(struct vnode *vp); 911 void vn_vfsunlock(struct vnode *vp); 912 int vn_vfswlock_held(struct vnode *vp); 913 vnode_t *specvp(struct vnode *vp, dev_t dev, vtype_t type, struct cred *cr); 914 vnode_t *makespecvp(dev_t dev, vtype_t type); 915 vn_vfslocks_entry_t *vn_vfslocks_getlock(void *); 916 void vn_vfslocks_rele(vn_vfslocks_entry_t *); 917 918 void vn_copypath(struct vnode *src, struct vnode *dst); 919 void vn_setpath_str(struct vnode *vp, const char *str, size_t len); 920 void vn_setpath(vnode_t *rootvp, struct vnode *startvp, struct vnode *vp, 921 const char *path, size_t plen); 922 923 /* Vnode event notification */ 924 void vnevent_rename_src(vnode_t *); 925 void vnevent_rename_dest(vnode_t *); 926 void vnevent_remove(vnode_t *); 927 void vnevent_rmdir(vnode_t *); 928 int vnevent_support(vnode_t *); 929 930 /* Context identification */ 931 u_longlong_t fs_new_caller_id(); 932 933 int vn_vmpss_usepageio(vnode_t *); 934 935 /* 936 * Needed for use of IS_VMODSORT() in kernel. 937 */ 938 extern uint_t pvn_vmodsort_supported; 939 940 #define VN_HOLD(vp) { \ 941 mutex_enter(&(vp)->v_lock); \ 942 (vp)->v_count++; \ 943 mutex_exit(&(vp)->v_lock); \ 944 } 945 946 #define VN_RELE(vp) { \ 947 vn_rele(vp); \ 948 } 949 950 #define VN_SET_VFS_TYPE_DEV(vp, vfsp, type, dev) { \ 951 (vp)->v_vfsp = (vfsp); \ 952 (vp)->v_type = (type); \ 953 (vp)->v_rdev = (dev); \ 954 } 955 956 /* 957 * Compare two vnodes for equality. In general this macro should be used 958 * in preference to calling VOP_CMP directly. 959 */ 960 #define VN_CMP(VP1, VP2) ((VP1) == (VP2) ? 1 : \ 961 ((VP1) && (VP2) && (vn_getops(VP1) == vn_getops(VP2)) ? \ 962 VOP_CMP(VP1, VP2) : 0)) 963 964 #endif /* _KERNEL */ 965 966 /* 967 * Flags to VOP_SETATTR/VOP_GETATTR. 968 */ 969 #define ATTR_UTIME 0x01 /* non-default utime(2) request */ 970 #define ATTR_EXEC 0x02 /* invocation from exec(2) */ 971 #define ATTR_COMM 0x04 /* yield common vp attributes */ 972 #define ATTR_HINT 0x08 /* information returned will be `hint' */ 973 #define ATTR_REAL 0x10 /* yield attributes of the real vp */ 974 975 /* 976 * Generally useful macros. 977 */ 978 #define VBSIZE(vp) ((vp)->v_vfsp->vfs_bsize) 979 980 #define VTOZONE(vp) ((vp)->v_vfsp->vfs_zone) 981 982 #define NULLVP ((struct vnode *)0) 983 #define NULLVPP ((struct vnode **)0) 984 985 #ifdef _KERNEL 986 987 /* 988 * Structure used while handling asynchronous VOP_PUTPAGE operations. 989 */ 990 struct async_reqs { 991 struct async_reqs *a_next; /* pointer to next arg struct */ 992 struct vnode *a_vp; /* vnode pointer */ 993 u_offset_t a_off; /* offset in file */ 994 uint_t a_len; /* size of i/o request */ 995 int a_flags; /* flags to indicate operation type */ 996 struct cred *a_cred; /* cred pointer */ 997 ushort_t a_prealloced; /* set if struct is pre-allocated */ 998 }; 999 1000 /* 1001 * VN_DISPOSE() -- given a page pointer, safely invoke VOP_DISPOSE(). 1002 */ 1003 #define VN_DISPOSE(pp, flag, dn, cr) { \ 1004 extern struct vnode kvp; \ 1005 if ((pp)->p_vnode != NULL && (pp)->p_vnode != &kvp) \ 1006 VOP_DISPOSE((pp)->p_vnode, (pp), (flag), (dn), (cr)); \ 1007 else if ((flag) == B_FREE) \ 1008 page_free((pp), (dn)); \ 1009 else \ 1010 page_destroy((pp), (dn)); \ 1011 } 1012 1013 #endif /* _KERNEL */ 1014 1015 #ifdef __cplusplus 1016 } 1017 #endif 1018 1019 #endif /* _SYS_VNODE_H */ 1020