1 /*- 2 * Copyright (c) 1998, 1999 Semen Ustimenko (semenu@FreeBSD.org) 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/fs/hpfs/hpfs_vfsops.c,v 1.3.2.2 2001/12/25 01:44:45 dillon Exp $ 27 * $DragonFly: src/sys/vfs/hpfs/hpfs_vfsops.c,v 1.14 2004/04/11 18:17:21 cpressey Exp $ 28 */ 29 30 31 #include <sys/param.h> 32 #include <sys/systm.h> 33 #include <sys/namei.h> 34 #include <sys/conf.h> 35 #include <sys/proc.h> 36 #include <sys/kernel.h> 37 #include <sys/vnode.h> 38 #include <sys/mount.h> 39 #include <sys/buf.h> 40 #include <sys/fcntl.h> 41 #include <sys/malloc.h> 42 43 #include <vm/vm.h> 44 #include <vm/vm_param.h> 45 #if defined(__NetBSD__) 46 #include <vm/vm_prot.h> 47 #endif 48 #include <vm/vm_page.h> 49 #include <vm/vm_object.h> 50 #include <vm/vm_extern.h> 51 #include <sys/buf2.h> 52 53 #if defined(__NetBSD__) 54 #include <miscfs/specfs/specdev.h> 55 #endif 56 57 #include "hpfs.h" 58 #include "hpfsmount.h" 59 #include "hpfs_subr.h" 60 61 #if defined(__DragonFly__) 62 MALLOC_DEFINE(M_HPFSMNT, "HPFS mount", "HPFS mount structure"); 63 MALLOC_DEFINE(M_HPFSNO, "HPFS node", "HPFS node structure"); 64 #endif 65 66 static int hpfs_root (struct mount *, struct vnode **); 67 static int hpfs_statfs (struct mount *, struct statfs *, 68 struct thread *); 69 static int hpfs_unmount (struct mount *, int, struct thread *); 70 static int hpfs_vget (struct mount *mp, ino_t ino, 71 struct vnode **vpp); 72 static int hpfs_mountfs (struct vnode *, struct mount *, 73 struct hpfs_args *, struct thread *); 74 static int hpfs_vptofh (struct vnode *, struct fid *); 75 static int hpfs_fhtovp (struct mount *, struct fid *, 76 struct vnode **); 77 78 #if !defined(__DragonFly__) 79 static int hpfs_quotactl (struct mount *, int, uid_t, caddr_t, 80 struct proc *); 81 static int hpfs_start (struct mount *, int, struct proc *); 82 static int hpfs_sync (struct mount *, int, struct ucred *, 83 struct proc *); 84 #endif 85 86 #if defined(__DragonFly__) 87 struct sockaddr; 88 static int hpfs_mount (struct mount *, char *, caddr_t, 89 struct nameidata *, struct thread *); 90 static int hpfs_init (struct vfsconf *); 91 static int hpfs_checkexp (struct mount *, struct sockaddr *, 92 int *, struct ucred **); 93 #else /* defined(__NetBSD__) */ 94 static int hpfs_mount (struct mount *, const char *, void *, 95 struct nameidata *, struct proc *); 96 static void hpfs_init (void); 97 static int hpfs_mountroot (void); 98 static int hpfs_sysctl (int *, u_int, void *, size_t *, void *, 99 size_t, struct proc *); 100 static int hpfs_checkexp (struct mount *, struct mbuf *, 101 int *, struct ucred **); 102 #endif 103 104 /*ARGSUSED*/ 105 static int 106 hpfs_checkexp(struct mount *mp, 107 #if defined(__DragonFly__) 108 struct sockaddr *nam, 109 #else /* defined(__NetBSD__) */ 110 struct mbuf *nam, 111 #endif 112 int *exflagsp, struct ucred **credanonp) 113 { 114 struct netcred *np; 115 struct hpfsmount *hpm = VFSTOHPFS(mp); 116 117 /* 118 * Get the export permission structure for this <mp, client> tuple. 119 */ 120 np = vfs_export_lookup(mp, &hpm->hpm_export, nam); 121 if (np == NULL) 122 return (EACCES); 123 124 *exflagsp = np->netc_exflags; 125 *credanonp = &np->netc_anon; 126 return (0); 127 } 128 129 #if !defined(__DragonFly__) 130 /*ARGSUSED*/ 131 static int 132 hpfs_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, 133 size_t newlen, struct thread *td) 134 { 135 return (EINVAL); 136 } 137 138 static int 139 hpfs_mountroot(void) 140 { 141 return (EINVAL); 142 } 143 #endif 144 145 #if defined(__DragonFly__) 146 static int 147 hpfs_init(struct vfsconf *vcp) 148 #else /* defined(__NetBSD__) */ 149 static void 150 hpfs_init(void) 151 #endif 152 { 153 dprintf(("hpfs_init():\n")); 154 155 hpfs_hphashinit(); 156 #if defined(__DragonFly__) 157 return 0; 158 #endif 159 } 160 161 static int 162 hpfs_mount(struct mount *mp, 163 #if defined(__DragonFly__) 164 char *path, caddr_t data, 165 #else /* defined(__NetBSD__) */ 166 const char *path, void *data, 167 #endif 168 struct nameidata *ndp, struct thread *td) 169 { 170 u_int size; 171 int err = 0; 172 struct vnode *devvp; 173 struct hpfs_args args; 174 struct hpfsmount *hpmp = 0; 175 176 dprintf(("hpfs_mount():\n")); 177 /* 178 *** 179 * Mounting non-root file system or updating a file system 180 *** 181 */ 182 183 /* copy in user arguments*/ 184 err = copyin(data, (caddr_t)&args, sizeof (struct hpfs_args)); 185 if (err) 186 goto error_1; /* can't get arguments*/ 187 188 /* 189 * If updating, check whether changing from read-only to 190 * read/write; if there is no device name, that's all we do. 191 */ 192 if (mp->mnt_flag & MNT_UPDATE) { 193 dprintf(("hpfs_mount: MNT_UPDATE: ")); 194 195 hpmp = VFSTOHPFS(mp); 196 197 if (args.fspec == 0) { 198 dprintf(("export 0x%x\n",args.export.ex_flags)); 199 err = vfs_export(mp, &hpmp->hpm_export, &args.export); 200 if (err) { 201 printf("hpfs_mount: vfs_export failed %d\n", 202 err); 203 } 204 goto success; 205 } else { 206 dprintf(("name [FAILED]\n")); 207 err = EINVAL; 208 goto success; 209 } 210 dprintf(("\n")); 211 } 212 213 /* 214 * Not an update, or updating the name: look up the name 215 * and verify that it refers to a sensible block device. 216 */ 217 NDINIT(ndp, NAMEI_LOOKUP, CNP_FOLLOW, UIO_USERSPACE, args.fspec, td); 218 err = namei(ndp); 219 if (err) { 220 /* can't get devvp!*/ 221 goto error_1; 222 } 223 224 devvp = ndp->ni_vp; 225 226 #if defined(__DragonFly__) 227 if (!vn_isdisk(devvp, &err)) 228 goto error_2; 229 #else /* defined(__NetBSD__) */ 230 if (devvp->v_type != VBLK) { 231 err = ENOTBLK; 232 goto error_2; 233 } 234 if (major(devvp->v_rdev) >= nblkdev) { 235 err = ENXIO; 236 goto error_2; 237 } 238 #endif 239 240 /* 241 ******************** 242 * NEW MOUNT 243 ******************** 244 */ 245 246 /* 247 * Since this is a new mount, we want the names for 248 * the device and the mount point copied in. If an 249 * error occurs, the mountpoint is discarded by the 250 * upper level code. 251 */ 252 /* Save "last mounted on" info for mount point (NULL pad)*/ 253 copyinstr( path, /* mount point*/ 254 mp->mnt_stat.f_mntonname, /* save area*/ 255 MNAMELEN - 1, /* max size*/ 256 &size); /* real size*/ 257 bzero( mp->mnt_stat.f_mntonname + size, MNAMELEN - size); 258 259 /* Save "mounted from" info for mount point (NULL pad)*/ 260 copyinstr( args.fspec, /* device name*/ 261 mp->mnt_stat.f_mntfromname, /* save area*/ 262 MNAMELEN - 1, /* max size*/ 263 &size); /* real size*/ 264 bzero( mp->mnt_stat.f_mntfromname + size, MNAMELEN - size); 265 266 err = hpfs_mountfs(devvp, mp, &args, td); 267 if (err) 268 goto error_2; 269 270 /* 271 * Initialize FS stat information in mount struct; uses both 272 * mp->mnt_stat.f_mntonname and mp->mnt_stat.f_mntfromname 273 * 274 * This code is common to root and non-root mounts 275 */ 276 (void)VFS_STATFS(mp, &mp->mnt_stat, td); 277 278 goto success; 279 280 281 error_2: /* error with devvp held*/ 282 283 /* release devvp before failing*/ 284 vrele(devvp); 285 286 error_1: /* no state to back out*/ 287 288 success: 289 return( err); 290 } 291 292 /* 293 * Common code for mount and mountroot 294 */ 295 int 296 hpfs_mountfs(struct vnode *devvp, struct mount *mp, struct hpfs_args *argsp, 297 struct thread *td) 298 { 299 int error, ncount, ronly; 300 struct sublock *sup; 301 struct spblock *spp; 302 struct hpfsmount *hpmp; 303 struct buf *bp = NULL; 304 struct vnode *vp; 305 dev_t dev = devvp->v_rdev; 306 307 dprintf(("hpfs_mountfs():\n")); 308 /* 309 * Disallow multiple mounts of the same device. 310 * Disallow mounting of a device that is currently in use 311 * (except for root, which might share swap device for miniroot). 312 * Flush out any old buffers remaining from a previous use. 313 */ 314 error = vfs_mountedon(devvp); 315 if (error) 316 return (error); 317 ncount = vcount(devvp); 318 #if defined(__DragonFly__) 319 if (devvp->v_object) 320 ncount -= 1; 321 #endif 322 if (ncount > 1 && devvp != rootvp) 323 return (EBUSY); 324 325 #if defined(__DragonFly__) 326 VN_LOCK(devvp, LK_EXCLUSIVE | LK_RETRY, td); 327 error = vinvalbuf(devvp, V_SAVE, td, 0, 0); 328 VOP__UNLOCK(devvp, 0, td); 329 #else 330 error = vinvalbuf(devvp, V_SAVE, td, 0, 0); 331 #endif 332 if (error) 333 return (error); 334 335 ronly = (mp->mnt_flag & MNT_RDONLY) != 0; 336 VN_LOCK(devvp, LK_EXCLUSIVE | LK_RETRY, td); 337 error = VOP_OPEN(devvp, ronly ? FREAD : FREAD|FWRITE, FSCRED, td); 338 VOP__UNLOCK(devvp, 0, td); 339 if (error) 340 return (error); 341 342 /* 343 * Do actual mount 344 */ 345 hpmp = malloc(sizeof(struct hpfsmount), M_HPFSMNT, M_WAITOK); 346 bzero(hpmp, sizeof(struct hpfsmount)); 347 348 /* Read in SuperBlock */ 349 error = bread(devvp, SUBLOCK, SUSIZE, &bp); 350 if (error) 351 goto failed; 352 bcopy(bp->b_data, &hpmp->hpm_su, sizeof(struct sublock)); 353 brelse(bp); bp = NULL; 354 355 /* Read in SpareBlock */ 356 error = bread(devvp, SPBLOCK, SPSIZE, &bp); 357 if (error) 358 goto failed; 359 bcopy(bp->b_data, &hpmp->hpm_sp, sizeof(struct spblock)); 360 brelse(bp); bp = NULL; 361 362 sup = &hpmp->hpm_su; 363 spp = &hpmp->hpm_sp; 364 365 /* Check magic */ 366 if (sup->su_magic != SU_MAGIC) { 367 printf("hpfs_mountfs: SuperBlock MAGIC DOESN'T MATCH\n"); 368 error = EINVAL; 369 goto failed; 370 } 371 if (spp->sp_magic != SP_MAGIC) { 372 printf("hpfs_mountfs: SpareBlock MAGIC DOESN'T MATCH\n"); 373 error = EINVAL; 374 goto failed; 375 } 376 377 mp->mnt_data = (qaddr_t)hpmp; 378 hpmp->hpm_devvp = devvp; 379 hpmp->hpm_dev = devvp->v_rdev; 380 hpmp->hpm_mp = mp; 381 hpmp->hpm_uid = argsp->uid; 382 hpmp->hpm_gid = argsp->gid; 383 hpmp->hpm_mode = argsp->mode; 384 385 error = hpfs_bminit(hpmp); 386 if (error) 387 goto failed; 388 389 error = hpfs_cpinit(hpmp, argsp); 390 if (error) { 391 hpfs_bmdeinit(hpmp); 392 goto failed; 393 } 394 395 error = hpfs_root(mp, &vp); 396 if (error) { 397 hpfs_cpdeinit(hpmp); 398 hpfs_bmdeinit(hpmp); 399 goto failed; 400 } 401 402 vput(vp); 403 404 #if defined(__DragonFly__) 405 mp->mnt_stat.f_fsid.val[0] = (long)dev2udev(dev); 406 mp->mnt_stat.f_fsid.val[1] = mp->mnt_vfc->vfc_typenum; 407 #else 408 mp->mnt_stat.f_fsid.val[0] = (long)dev; 409 mp->mnt_stat.f_fsid.val[1] = makefstype(MOUNT_HPFS); 410 #endif 411 mp->mnt_maxsymlinklen = 0; 412 mp->mnt_flag |= MNT_LOCAL; 413 devvp->v_specmountpoint = mp; 414 return (0); 415 416 failed: 417 if (bp) 418 brelse (bp); 419 mp->mnt_data = (qaddr_t)NULL; 420 #if defined(__DragonFly__) 421 devvp->v_specmountpoint = NULL; 422 #else 423 devvp->v_specflags &= ~SI_MOUNTEDON; 424 #endif 425 (void)VOP_CLOSE(devvp, ronly ? FREAD : FREAD|FWRITE, td); 426 return (error); 427 } 428 429 #if !defined(__DragonFly__) 430 static int 431 hpfs_start(struct mount *mp, int flags, struct thread *td) 432 { 433 return (0); 434 } 435 #endif 436 437 static int 438 hpfs_unmount(struct mount *mp, int mntflags, struct thread *td) 439 { 440 int error, flags, ronly; 441 struct hpfsmount *hpmp = VFSTOHPFS(mp); 442 443 dprintf(("hpfs_unmount():\n")); 444 445 ronly = (mp->mnt_flag & MNT_RDONLY) != 0; 446 447 flags = 0; 448 if(mntflags & MNT_FORCE) 449 flags |= FORCECLOSE; 450 451 dprintf(("hpfs_unmount: vflushing...\n")); 452 453 error = vflush(mp, 0, flags); 454 if (error) { 455 printf("hpfs_unmount: vflush failed: %d\n",error); 456 return (error); 457 } 458 459 #if defined(__DragonFly__) 460 hpmp->hpm_devvp->v_specmountpoint = NULL; 461 #else 462 hpmp->hpm_devvp->v_specflags &= ~SI_MOUNTEDON; 463 #endif 464 465 vinvalbuf(hpmp->hpm_devvp, V_SAVE, td, 0, 0); 466 error = VOP_CLOSE(hpmp->hpm_devvp, ronly ? FREAD : FREAD|FWRITE, td); 467 468 vrele(hpmp->hpm_devvp); 469 470 dprintf(("hpfs_umount: freeing memory...\n")); 471 hpfs_cpdeinit(hpmp); 472 hpfs_bmdeinit(hpmp); 473 mp->mnt_data = (qaddr_t)0; 474 mp->mnt_flag &= ~MNT_LOCAL; 475 FREE(hpmp, M_HPFSMNT); 476 477 return (0); 478 } 479 480 static int 481 hpfs_root(struct mount *mp, struct vnode **vpp) 482 { 483 int error = 0; 484 struct hpfsmount *hpmp = VFSTOHPFS(mp); 485 486 dprintf(("hpfs_root():\n")); 487 error = VFS_VGET(mp, (ino_t)hpmp->hpm_su.su_rootfno, vpp); 488 if(error) { 489 printf("hpfs_root: VFS_VGET failed: %d\n",error); 490 return (error); 491 } 492 493 return (error); 494 } 495 496 static int 497 hpfs_statfs(struct mount *mp, struct statfs *sbp, struct thread *td) 498 { 499 struct hpfsmount *hpmp = VFSTOHPFS(mp); 500 501 dprintf(("hpfs_statfs(): HPFS%d.%d\n", 502 hpmp->hpm_su.su_hpfsver, hpmp->hpm_su.su_fnctver)); 503 504 #if defined(__DragonFly__) 505 sbp->f_type = mp->mnt_vfc->vfc_typenum; 506 #else /* defined(__NetBSD__) */ 507 sbp->f_type = 0; 508 #endif 509 sbp->f_bsize = DEV_BSIZE; 510 sbp->f_iosize = DEV_BSIZE; 511 sbp->f_blocks = hpmp->hpm_su.su_btotal; 512 sbp->f_bfree = sbp->f_bavail = hpmp->hpm_bavail; 513 sbp->f_ffree = 0; 514 sbp->f_files = 0; 515 if (sbp != &mp->mnt_stat) { 516 bcopy((caddr_t)mp->mnt_stat.f_mntonname, 517 (caddr_t)&sbp->f_mntonname[0], MNAMELEN); 518 bcopy((caddr_t)mp->mnt_stat.f_mntfromname, 519 (caddr_t)&sbp->f_mntfromname[0], MNAMELEN); 520 } 521 sbp->f_flags = mp->mnt_flag; 522 523 return (0); 524 } 525 526 #if !defined(__DragonFly__) 527 static int 528 hpfs_sync(struct mount *mp, int waitfor, struct ucred *cred, 529 struct thread *td) 530 { 531 return (0); 532 } 533 534 static int 535 hpfs_quotactl(struct mount *mp, int cmds, uid_t uid, caddr_t arg, 536 struct thread *td) 537 { 538 printf("hpfs_quotactl():\n"); 539 return (EOPNOTSUPP); 540 } 541 #endif 542 543 /*ARGSUSED*/ 544 static int 545 hpfs_fhtovp(struct mount *mp, struct fid *fhp, struct vnode **vpp) 546 { 547 struct vnode *nvp; 548 struct hpfid *hpfhp = (struct hpfid *)fhp; 549 int error; 550 551 if ((error = VFS_VGET(mp, hpfhp->hpfid_ino, &nvp)) != 0) { 552 *vpp = NULLVP; 553 return (error); 554 } 555 /* XXX as unlink/rmdir/mkdir/creat are not currently possible 556 * with HPFS, we don't need to check anything else for now */ 557 *vpp = nvp; 558 559 return (0); 560 } 561 562 static int 563 hpfs_vptofh(struct vnode *vp, struct fid *fhp) 564 { 565 struct hpfsnode *hpp; 566 struct hpfid *hpfhp; 567 568 hpp = VTOHP(vp); 569 hpfhp = (struct hpfid *)fhp; 570 hpfhp->hpfid_len = sizeof(struct hpfid); 571 hpfhp->hpfid_ino = hpp->h_no; 572 /* hpfhp->hpfid_gen = hpp->h_gen; */ 573 return (0); 574 } 575 576 static int 577 hpfs_vget(struct mount *mp, ino_t ino, struct vnode **vpp) 578 { 579 struct hpfsmount *hpmp = VFSTOHPFS(mp); 580 struct vnode *vp; 581 struct hpfsnode *hp; 582 struct buf *bp; 583 struct thread *td = curthread; /* XXX */ 584 int error; 585 586 dprintf(("hpfs_vget(0x%x): ",ino)); 587 588 *vpp = NULL; 589 hp = NULL; 590 vp = NULL; 591 592 if ((*vpp = hpfs_hphashvget(hpmp->hpm_dev, ino, td)) != NULL) { 593 dprintf(("hashed\n")); 594 return (0); 595 } 596 597 /* 598 * We have to lock node creation for a while, 599 * but then we have to call getnewvnode(), 600 * this may cause hpfs_reclaim() to be called, 601 * this may need to VOP_VGET() parent dir for 602 * update reasons, and if parent is not in 603 * hash, we have to lock node creation... 604 * To solve this, we MALLOC, getnewvnode and init while 605 * not locked (probability of node appearence 606 * at that time is little, and anyway - we'll 607 * check for it). 608 */ 609 MALLOC(hp, struct hpfsnode *, sizeof(struct hpfsnode), 610 M_HPFSNO, M_WAITOK); 611 612 error = getnewvnode(VT_HPFS, hpmp->hpm_mp, hpfs_vnodeop_p, &vp); 613 if (error) { 614 printf("hpfs_vget: can't get new vnode\n"); 615 FREE(hp, M_HPFSNO); 616 return (error); 617 } 618 619 dprintf(("prenew ")); 620 621 vp->v_data = hp; 622 623 if (ino == (ino_t)hpmp->hpm_su.su_rootfno) 624 vp->v_flag |= VROOT; 625 626 lwkt_token_init(&hp->h_interlock); 627 lockinit(&hp->h_lock, 0, "hpnode", VLKTIMEOUT, 0); 628 629 hp->h_flag = H_INVAL; 630 hp->h_vp = vp; 631 hp->h_hpmp = hpmp; 632 hp->h_no = ino; 633 hp->h_dev = hpmp->hpm_dev; 634 hp->h_uid = hpmp->hpm_uid; 635 hp->h_gid = hpmp->hpm_uid; 636 hp->h_mode = hpmp->hpm_mode; 637 hp->h_devvp = hpmp->hpm_devvp; 638 VREF(hp->h_devvp); 639 640 error = VN_LOCK(vp, LK_EXCLUSIVE, td); 641 if (error) { 642 vput(vp); 643 return (error); 644 } 645 646 do { 647 if ((*vpp = hpfs_hphashvget(hpmp->hpm_dev, ino, td)) != NULL) { 648 dprintf(("hashed2\n")); 649 vput(vp); 650 return (0); 651 } 652 } while(LOCKMGR(&hpfs_hphash_lock,LK_EXCLUSIVE|LK_SLEEPFAIL,NULL,NULL)); 653 654 hpfs_hphashins(hp); 655 656 LOCKMGR(&hpfs_hphash_lock, LK_RELEASE, NULL, NULL); 657 658 error = bread(hpmp->hpm_devvp, ino, FNODESIZE, &bp); 659 if (error) { 660 printf("hpfs_vget: can't read ino %d\n",ino); 661 vput(vp); 662 return (error); 663 } 664 bcopy(bp->b_data, &hp->h_fn, sizeof(struct fnode)); 665 brelse(bp); 666 667 if (hp->h_fn.fn_magic != FN_MAGIC) { 668 printf("hpfs_vget: MAGIC DOESN'T MATCH\n"); 669 vput(vp); 670 return (EINVAL); 671 } 672 673 vp->v_type = hp->h_fn.fn_flag ? VDIR:VREG; 674 hp->h_flag &= ~H_INVAL; 675 676 *vpp = vp; 677 678 return (0); 679 } 680 681 #if defined(__DragonFly__) 682 static struct vfsops hpfs_vfsops = { 683 hpfs_mount, 684 vfs_stdstart, 685 hpfs_unmount, 686 hpfs_root, 687 vfs_stdquotactl, 688 hpfs_statfs, 689 vfs_stdsync, 690 hpfs_vget, 691 hpfs_fhtovp, 692 hpfs_checkexp, 693 hpfs_vptofh, 694 hpfs_init, 695 hpfs_hphash_uninit, 696 vfs_stdextattrctl, 697 }; 698 VFS_SET(hpfs_vfsops, hpfs, 0); 699 #else /* defined(__NetBSD__) */ 700 extern struct vnodeopv_desc hpfs_vnodeop_opv_desc; 701 702 struct vnodeopv_desc *hpfs_vnodeopv_descs[] = { 703 &hpfs_vnodeop_opv_desc, 704 NULL, 705 }; 706 707 struct vfsops hpfs_vfsops = { 708 MOUNT_HPFS, 709 hpfs_mount, 710 hpfs_start, 711 hpfs_unmount, 712 hpfs_root, 713 hpfs_quotactl, 714 hpfs_statfs, 715 hpfs_sync, 716 hpfs_vget, 717 hpfs_fhtovp, 718 hpfs_vptofh, 719 hpfs_init, 720 hpfs_sysctl, 721 hpfs_mountroot, 722 hpfs_checkexp, 723 hpfs_vnodeopv_descs, 724 }; 725 #endif 726