1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2013 Juniper Networks, Inc. 5 * Copyright (c) 2022-2023 Klara, Inc. 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 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include "opt_tarfs.h" 30 31 #include <sys/param.h> 32 #include <sys/systm.h> 33 #include <sys/bio.h> 34 #include <sys/buf.h> 35 #include <sys/dirent.h> 36 #include <sys/fcntl.h> 37 #include <sys/limits.h> 38 #include <sys/mount.h> 39 #include <sys/namei.h> 40 #include <sys/proc.h> 41 #include <sys/vnode.h> 42 43 #include <fs/tarfs/tarfs.h> 44 #include <fs/tarfs/tarfs_dbg.h> 45 46 static int 47 tarfs_open(struct vop_open_args *ap) 48 { 49 struct tarfs_node *tnp; 50 struct vnode *vp; 51 52 vp = ap->a_vp; 53 MPASS(VOP_ISLOCKED(vp)); 54 tnp = VP_TO_TARFS_NODE(vp); 55 56 TARFS_DPF(VNODE, "%s(%p=%s, %o)\n", __func__, 57 tnp, tnp->name, ap->a_mode); 58 59 if (vp->v_type != VREG && vp->v_type != VDIR) 60 return (EOPNOTSUPP); 61 62 vnode_create_vobject(vp, tnp->size, ap->a_td); 63 return (0); 64 } 65 66 static int 67 tarfs_close(struct vop_close_args *ap) 68 { 69 #ifdef TARFS_DEBUG 70 struct tarfs_node *tnp; 71 struct vnode *vp; 72 73 vp = ap->a_vp; 74 75 MPASS(VOP_ISLOCKED(vp)); 76 tnp = VP_TO_TARFS_NODE(vp); 77 78 TARFS_DPF(VNODE, "%s(%p=%s)\n", __func__, 79 tnp, tnp->name); 80 #else 81 (void)ap; 82 #endif 83 return (0); 84 } 85 86 static int 87 tarfs_access(struct vop_access_args *ap) 88 { 89 struct tarfs_node *tnp; 90 struct vnode *vp; 91 accmode_t accmode; 92 struct ucred *cred; 93 int error; 94 95 vp = ap->a_vp; 96 accmode = ap->a_accmode; 97 cred = ap->a_cred; 98 99 MPASS(VOP_ISLOCKED(vp)); 100 tnp = VP_TO_TARFS_NODE(vp); 101 102 TARFS_DPF(VNODE, "%s(%p=%s, %o)\n", __func__, 103 tnp, tnp->name, accmode); 104 105 switch (vp->v_type) { 106 case VDIR: 107 case VLNK: 108 case VREG: 109 if ((accmode & VWRITE) != 0) 110 return (EROFS); 111 break; 112 case VBLK: 113 case VCHR: 114 case VFIFO: 115 break; 116 default: 117 return (EINVAL); 118 } 119 120 if ((accmode & VWRITE) != 0) 121 return (EPERM); 122 123 error = vaccess(vp->v_type, tnp->mode, tnp->uid, 124 tnp->gid, accmode, cred); 125 return (error); 126 } 127 128 static int 129 tarfs_bmap(struct vop_bmap_args *ap) 130 { 131 struct tarfs_node *tnp; 132 struct vnode *vp; 133 off_t off; 134 uint64_t iosize; 135 int ra, rb, rmax; 136 137 vp = ap->a_vp; 138 iosize = vp->v_mount->mnt_stat.f_iosize; 139 140 if (ap->a_bop != NULL) 141 *ap->a_bop = &vp->v_bufobj; 142 if (ap->a_bnp != NULL) 143 *ap->a_bnp = ap->a_bn * btodb(iosize); 144 if (ap->a_runp == NULL) 145 return (0); 146 147 tnp = VP_TO_TARFS_NODE(vp); 148 off = ap->a_bn * iosize; 149 150 ra = rb = 0; 151 for (u_int i = 0; i < tnp->nblk; i++) { 152 off_t bs, be; 153 154 bs = tnp->blk[i].o; 155 be = tnp->blk[i].o + tnp->blk[i].l; 156 if (off > be) 157 continue; 158 else if (off < bs) { 159 /* We're in a hole. */ 160 ra = bs - off < iosize ? 161 0 : howmany(bs - (off + iosize), iosize); 162 rb = howmany(off - (i == 0 ? 163 0 : tnp->blk[i - 1].o + tnp->blk[i - 1].l), 164 iosize); 165 break; 166 } else { 167 /* We'll be reading from the backing file. */ 168 ra = be - off < iosize ? 169 0 : howmany(be - (off + iosize), iosize); 170 rb = howmany(off - bs, iosize); 171 break; 172 } 173 } 174 175 rmax = vp->v_mount->mnt_iosize_max / iosize - 1; 176 *ap->a_runp = imin(ra, rmax); 177 if (ap->a_runb != NULL) 178 *ap->a_runb = imin(rb, rmax); 179 return (0); 180 } 181 182 static int 183 tarfs_getattr(struct vop_getattr_args *ap) 184 { 185 struct tarfs_node *tnp; 186 struct vnode *vp; 187 struct vattr *vap; 188 189 vp = ap->a_vp; 190 vap = ap->a_vap; 191 tnp = VP_TO_TARFS_NODE(vp); 192 193 TARFS_DPF(VNODE, "%s(%p=%s)\n", __func__, 194 tnp, tnp->name); 195 196 vap->va_type = vp->v_type; 197 vap->va_mode = tnp->mode; 198 vap->va_nlink = tnp->nlink; 199 vap->va_gid = tnp->gid; 200 vap->va_uid = tnp->uid; 201 vap->va_fsid = vp->v_mount->mnt_stat.f_fsid.val[0]; 202 vap->va_fileid = tnp->ino; 203 vap->va_size = tnp->size; 204 vap->va_blocksize = vp->v_mount->mnt_stat.f_iosize; 205 vap->va_atime = tnp->atime; 206 vap->va_ctime = tnp->ctime; 207 vap->va_mtime = tnp->mtime; 208 vap->va_birthtime = tnp->birthtime; 209 vap->va_gen = tnp->gen; 210 vap->va_flags = tnp->flags; 211 vap->va_rdev = VN_ISDEV(vp) ? tnp->rdev : NODEV; 212 vap->va_bytes = round_page(tnp->physize); 213 vap->va_filerev = 0; 214 215 return (0); 216 } 217 218 static int 219 tarfs_lookup(struct vop_cachedlookup_args *ap) 220 { 221 struct tarfs_mount *tmp; 222 struct tarfs_node *dirnode, *parent, *tnp; 223 struct componentname *cnp; 224 struct vnode *dvp, **vpp; 225 #ifdef TARFS_DEBUG 226 struct vnode *vp; 227 #endif 228 int error; 229 230 dvp = ap->a_dvp; 231 vpp = ap->a_vpp; 232 cnp = ap->a_cnp; 233 234 *vpp = NULLVP; 235 dirnode = VP_TO_TARFS_NODE(dvp); 236 parent = dirnode->parent; 237 tmp = dirnode->tmp; 238 tnp = NULL; 239 240 TARFS_DPF(LOOKUP, "%s(%p=%s, %.*s)\n", __func__, 241 dirnode, dirnode->name, 242 (int)cnp->cn_namelen, cnp->cn_nameptr); 243 244 error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred, curthread); 245 if (error != 0) 246 return (error); 247 248 if (cnp->cn_flags & ISDOTDOT) { 249 /* Do not allow .. on the root node */ 250 if (parent == NULL || parent == dirnode) 251 return (ENOENT); 252 253 /* Allocate a new vnode on the matching entry */ 254 error = vn_vget_ino(dvp, parent->ino, cnp->cn_lkflags, 255 vpp); 256 if (error != 0) 257 return (error); 258 } else if (cnp->cn_namelen == 1 && cnp->cn_nameptr[0] == '.') { 259 VREF(dvp); 260 *vpp = dvp; 261 #ifdef TARFS_DEBUG 262 } else if (dirnode == dirnode->tmp->root && 263 (vp = dirnode->tmp->znode) != NULL && 264 cnp->cn_namelen == TARFS_ZIO_NAMELEN && 265 memcmp(cnp->cn_nameptr, TARFS_ZIO_NAME, TARFS_ZIO_NAMELEN) == 0) { 266 error = vn_lock(vp, cnp->cn_lkflags); 267 if (error != 0) 268 return (error); 269 vref(vp); 270 *vpp = vp; 271 return (0); 272 #endif 273 } else { 274 tnp = tarfs_lookup_node(dirnode, NULL, cnp); 275 if (tnp == NULL) { 276 TARFS_DPF(LOOKUP, "%s(%p=%s, %.*s): file not found\n", __func__, 277 dirnode, dirnode->name, 278 (int)cnp->cn_namelen, cnp->cn_nameptr); 279 return (ENOENT); 280 } 281 282 if ((cnp->cn_flags & ISLASTCN) == 0 && 283 (tnp->type != VDIR && tnp->type != VLNK)) 284 return (ENOTDIR); 285 286 error = VFS_VGET(tmp->vfs, tnp->ino, cnp->cn_lkflags, vpp); 287 if (error != 0) 288 return (error); 289 } 290 291 #ifdef TARFS_DEBUG 292 if (tnp == NULL) 293 tnp = VP_TO_TARFS_NODE(*vpp); 294 TARFS_DPF(LOOKUP, "%s: found vnode %p, tarfs_node %p\n", __func__, 295 *vpp, tnp); 296 #endif /* TARFS_DEBUG */ 297 298 /* Store the result of the cache if MAKEENTRY is specified in flags */ 299 if ((cnp->cn_flags & MAKEENTRY) != 0 && cnp->cn_nameiop != CREATE) 300 cache_enter(dvp, *vpp, cnp); 301 302 return (error); 303 } 304 305 static int 306 tarfs_readdir(struct vop_readdir_args *ap) 307 { 308 struct dirent cde = { }; 309 struct tarfs_node *current, *tnp; 310 struct vnode *vp; 311 struct uio *uio; 312 int *eofflag; 313 uint64_t **cookies; 314 int *ncookies; 315 off_t off; 316 u_int idx, ndirents; 317 int error; 318 319 vp = ap->a_vp; 320 uio = ap->a_uio; 321 eofflag = ap->a_eofflag; 322 cookies = ap->a_cookies; 323 ncookies = ap->a_ncookies; 324 325 if (vp->v_type != VDIR) 326 return (ENOTDIR); 327 328 tnp = VP_TO_TARFS_NODE(vp); 329 off = uio->uio_offset; 330 current = NULL; 331 ndirents = 0; 332 333 TARFS_DPF(VNODE, "%s(%p=%s, %zu, %zd)\n", __func__, 334 tnp, tnp->name, uio->uio_offset, uio->uio_resid); 335 336 if (uio->uio_offset == TARFS_COOKIE_EOF) { 337 TARFS_DPF(VNODE, "%s: EOF\n", __func__); 338 return (0); 339 } 340 341 if (uio->uio_offset == TARFS_COOKIE_DOT) { 342 TARFS_DPF(VNODE, "%s: Generating . entry\n", __func__); 343 /* fake . entry */ 344 cde.d_fileno = tnp->ino; 345 cde.d_type = DT_DIR; 346 cde.d_namlen = 1; 347 cde.d_name[0] = '.'; 348 cde.d_name[1] = '\0'; 349 cde.d_reclen = GENERIC_DIRSIZ(&cde); 350 if (cde.d_reclen > uio->uio_resid) 351 goto full; 352 dirent_terminate(&cde); 353 error = uiomove(&cde, cde.d_reclen, uio); 354 if (error) 355 return (error); 356 /* next is .. */ 357 uio->uio_offset = TARFS_COOKIE_DOTDOT; 358 ndirents++; 359 } 360 361 if (uio->uio_offset == TARFS_COOKIE_DOTDOT) { 362 TARFS_DPF(VNODE, "%s: Generating .. entry\n", __func__); 363 /* fake .. entry */ 364 MPASS(tnp->parent != NULL); 365 TARFS_NODE_LOCK(tnp->parent); 366 cde.d_fileno = tnp->parent->ino; 367 TARFS_NODE_UNLOCK(tnp->parent); 368 cde.d_type = DT_DIR; 369 cde.d_namlen = 2; 370 cde.d_name[0] = '.'; 371 cde.d_name[1] = '.'; 372 cde.d_name[2] = '\0'; 373 cde.d_reclen = GENERIC_DIRSIZ(&cde); 374 if (cde.d_reclen > uio->uio_resid) 375 goto full; 376 dirent_terminate(&cde); 377 error = uiomove(&cde, cde.d_reclen, uio); 378 if (error) 379 return (error); 380 /* next is first child */ 381 current = TAILQ_FIRST(&tnp->dir.dirhead); 382 if (current == NULL) 383 goto done; 384 uio->uio_offset = current->ino; 385 TARFS_DPF(VNODE, "%s: [%u] setting current node to %p=%s\n", 386 __func__, ndirents, current, current->name); 387 ndirents++; 388 } 389 390 /* resuming previous call */ 391 if (current == NULL) { 392 current = tarfs_lookup_dir(tnp, uio->uio_offset); 393 if (current == NULL) { 394 error = EINVAL; 395 goto done; 396 } 397 uio->uio_offset = current->ino; 398 TARFS_DPF(VNODE, "%s: [%u] setting current node to %p=%s\n", 399 __func__, ndirents, current, current->name); 400 } 401 402 for (;;) { 403 cde.d_fileno = current->ino; 404 switch (current->type) { 405 case VBLK: 406 cde.d_type = DT_BLK; 407 break; 408 case VCHR: 409 cde.d_type = DT_CHR; 410 break; 411 case VDIR: 412 cde.d_type = DT_DIR; 413 break; 414 case VFIFO: 415 cde.d_type = DT_FIFO; 416 break; 417 case VLNK: 418 cde.d_type = DT_LNK; 419 break; 420 case VREG: 421 cde.d_type = DT_REG; 422 break; 423 default: 424 panic("%s: tarfs_node %p, type %d\n", __func__, 425 current, current->type); 426 } 427 cde.d_namlen = current->namelen; 428 MPASS(tnp->namelen < sizeof(cde.d_name)); 429 (void)memcpy(cde.d_name, current->name, current->namelen); 430 cde.d_name[current->namelen] = '\0'; 431 cde.d_reclen = GENERIC_DIRSIZ(&cde); 432 if (cde.d_reclen > uio->uio_resid) 433 goto full; 434 dirent_terminate(&cde); 435 error = uiomove(&cde, cde.d_reclen, uio); 436 if (error != 0) 437 goto done; 438 ndirents++; 439 /* next sibling */ 440 current = TAILQ_NEXT(current, dirents); 441 if (current == NULL) 442 goto done; 443 uio->uio_offset = current->ino; 444 TARFS_DPF(VNODE, "%s: [%u] setting current node to %p=%s\n", 445 __func__, ndirents, current, current->name); 446 } 447 full: 448 if (cde.d_reclen > uio->uio_resid) { 449 TARFS_DPF(VNODE, "%s: out of space, returning\n", 450 __func__); 451 error = (ndirents == 0) ? EINVAL : 0; 452 } 453 done: 454 TARFS_DPF(VNODE, "%s: %u entries written\n", __func__, ndirents); 455 TARFS_DPF(VNODE, "%s: saving cache information\n", __func__); 456 if (current == NULL) { 457 uio->uio_offset = TARFS_COOKIE_EOF; 458 tnp->dir.lastcookie = 0; 459 tnp->dir.lastnode = NULL; 460 } else { 461 tnp->dir.lastcookie = current->ino; 462 tnp->dir.lastnode = current; 463 } 464 465 if (eofflag != NULL) { 466 TARFS_DPF(VNODE, "%s: Setting EOF flag\n", __func__); 467 *eofflag = (error == 0 && current == NULL); 468 } 469 470 /* Update for NFS */ 471 if (error == 0 && cookies != NULL && ncookies != NULL) { 472 TARFS_DPF(VNODE, "%s: Updating NFS cookies\n", __func__); 473 current = NULL; 474 *cookies = malloc(ndirents * sizeof(off_t), M_TEMP, M_WAITOK); 475 *ncookies = ndirents; 476 for (idx = 0; idx < ndirents; idx++) { 477 if (off == TARFS_COOKIE_DOT) 478 off = TARFS_COOKIE_DOTDOT; 479 else { 480 if (off == TARFS_COOKIE_DOTDOT) { 481 current = TAILQ_FIRST(&tnp->dir.dirhead); 482 } else if (current != NULL) { 483 current = TAILQ_NEXT(current, dirents); 484 } else { 485 current = tarfs_lookup_dir(tnp, off); 486 current = TAILQ_NEXT(current, dirents); 487 } 488 if (current == NULL) 489 off = TARFS_COOKIE_EOF; 490 else 491 off = current->ino; 492 } 493 494 TARFS_DPF(VNODE, "%s: [%u] offset %zu\n", __func__, 495 idx, off); 496 (*cookies)[idx] = off; 497 } 498 MPASS(uio->uio_offset == off); 499 } 500 501 return (error); 502 } 503 504 static int 505 tarfs_read(struct vop_read_args *ap) 506 { 507 struct tarfs_node *tnp; 508 struct uio *uiop; 509 struct vnode *vp; 510 size_t len; 511 off_t resid; 512 int error; 513 514 uiop = ap->a_uio; 515 vp = ap->a_vp; 516 517 if (VN_ISDEV(vp)) 518 return (EOPNOTSUPP); 519 520 if (vp->v_type != VREG) 521 return (EISDIR); 522 523 if (uiop->uio_offset < 0) 524 return (EINVAL); 525 526 tnp = VP_TO_TARFS_NODE(vp); 527 error = 0; 528 529 TARFS_DPF(VNODE, "%s(%p=%s, %zu, %zd)\n", __func__, 530 tnp, tnp->name, uiop->uio_offset, uiop->uio_resid); 531 532 while ((resid = uiop->uio_resid) > 0) { 533 if (tnp->size <= uiop->uio_offset) 534 break; 535 len = MIN(tnp->size - uiop->uio_offset, resid); 536 if (len == 0) 537 break; 538 539 error = tarfs_read_file(tnp, len, uiop); 540 if (error != 0 || resid == uiop->uio_resid) 541 break; 542 } 543 544 return (error); 545 } 546 547 static int 548 tarfs_readlink(struct vop_readlink_args *ap) 549 { 550 struct tarfs_node *tnp; 551 struct uio *uiop; 552 struct vnode *vp; 553 int error; 554 555 uiop = ap->a_uio; 556 vp = ap->a_vp; 557 558 MPASS(uiop->uio_offset == 0); 559 MPASS(vp->v_type == VLNK); 560 561 tnp = VP_TO_TARFS_NODE(vp); 562 563 TARFS_DPF(VNODE, "%s(%p=%s)\n", __func__, 564 tnp, tnp->name); 565 566 error = uiomove(tnp->link.name, 567 MIN(tnp->size, uiop->uio_resid), uiop); 568 569 return (error); 570 } 571 572 static int 573 tarfs_reclaim(struct vop_reclaim_args *ap) 574 { 575 struct tarfs_node *tnp; 576 struct vnode *vp; 577 578 vp = ap->a_vp; 579 tnp = VP_TO_TARFS_NODE(vp); 580 581 vfs_hash_remove(vp); 582 583 TARFS_NODE_LOCK(tnp); 584 tnp->vnode = NULLVP; 585 vp->v_data = NULL; 586 TARFS_NODE_UNLOCK(tnp); 587 588 return (0); 589 } 590 591 static int 592 tarfs_print(struct vop_print_args *ap) 593 { 594 struct tarfs_node *tnp; 595 struct vnode *vp; 596 597 vp = ap->a_vp; 598 tnp = VP_TO_TARFS_NODE(vp); 599 600 printf("tag tarfs, tarfs_node %p, links %lu\n", 601 tnp, (unsigned long)tnp->nlink); 602 printf("\tmode 0%o, owner %d, group %d, size %zd\n", 603 tnp->mode, tnp->uid, tnp->gid, 604 tnp->size); 605 606 if (vp->v_type == VFIFO) 607 fifo_printinfo(vp); 608 609 printf("\n"); 610 611 return (0); 612 } 613 614 static int 615 tarfs_strategy(struct vop_strategy_args *ap) 616 { 617 struct uio auio; 618 struct iovec iov; 619 struct tarfs_node *tnp; 620 struct buf *bp; 621 off_t off; 622 size_t len; 623 int error; 624 625 tnp = VP_TO_TARFS_NODE(ap->a_vp); 626 bp = ap->a_bp; 627 MPASS(bp->b_iocmd == BIO_READ); 628 MPASS(bp->b_iooffset >= 0); 629 MPASS(bp->b_bcount > 0); 630 MPASS(bp->b_bufsize >= bp->b_bcount); 631 TARFS_DPF(VNODE, "%s(%p=%s, %zu, %ld/%ld)\n", __func__, tnp, 632 tnp->name, (size_t)bp->b_iooffset, bp->b_bcount, bp->b_bufsize); 633 iov.iov_base = bp->b_data; 634 iov.iov_len = bp->b_bcount; 635 off = bp->b_iooffset; 636 len = bp->b_bcount; 637 bp->b_resid = len; 638 if (off > tnp->size) { 639 /* XXX read beyond EOF - figure out correct handling */ 640 error = EIO; 641 goto out; 642 } 643 if (off + len > tnp->size) { 644 /* clip to file length */ 645 len = tnp->size - off; 646 } 647 auio.uio_iov = &iov; 648 auio.uio_iovcnt = 1; 649 auio.uio_offset = off; 650 auio.uio_resid = len; 651 auio.uio_segflg = UIO_SYSSPACE; 652 auio.uio_rw = UIO_READ; 653 auio.uio_td = curthread; 654 error = tarfs_read_file(tnp, len, &auio); 655 bp->b_resid -= len - auio.uio_resid; 656 out: 657 if (error != 0) { 658 bp->b_ioflags |= BIO_ERROR; 659 bp->b_error = error; 660 } 661 bp->b_flags |= B_DONE; 662 return (0); 663 } 664 665 static int 666 tarfs_vptofh(struct vop_vptofh_args *ap) 667 { 668 struct tarfs_fid *tfp; 669 struct tarfs_node *tnp; 670 _Static_assert(sizeof(struct tarfs_fid) <= sizeof(struct fid), 671 "struct tarfs_fid cannot be larger than struct fid"); 672 673 tfp = (struct tarfs_fid *)ap->a_fhp; 674 tnp = VP_TO_TARFS_NODE(ap->a_vp); 675 676 tfp->len = sizeof(struct tarfs_fid); 677 tfp->ino = tnp->ino; 678 tfp->gen = tnp->gen; 679 680 return (0); 681 } 682 683 struct vop_vector tarfs_vnodeops = { 684 .vop_default = &default_vnodeops, 685 686 .vop_access = tarfs_access, 687 .vop_bmap = tarfs_bmap, 688 .vop_cachedlookup = tarfs_lookup, 689 .vop_close = tarfs_close, 690 .vop_getattr = tarfs_getattr, 691 .vop_lookup = vfs_cache_lookup, 692 .vop_open = tarfs_open, 693 .vop_print = tarfs_print, 694 .vop_read = tarfs_read, 695 .vop_readdir = tarfs_readdir, 696 .vop_readlink = tarfs_readlink, 697 .vop_reclaim = tarfs_reclaim, 698 .vop_strategy = tarfs_strategy, 699 .vop_vptofh = tarfs_vptofh, 700 }; 701 VFS_VOP_VECTOR_REGISTER(tarfs_vnodeops); 702