1 /* $NetBSD: ntfs_vfsops.c,v 1.23 1999/11/15 19:38:14 jdolecek Exp $ */
4 * Copyright (c) 1998, 1999 Semen Ustimenko
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
28 * $FreeBSD: src/sys/ntfs/ntfs_vfsops.c,v 1.20.2.5 2001/12/25 01:44:45 dillon Exp $
29 * $DragonFly: src/sys/vfs/ntfs/ntfs_vfsops.c,v 1.27 2005/04/19 17:54:49 dillon Exp $
33 #include <sys/param.h>
34 #include <sys/systm.h>
37 #include <sys/nlookup.h>
38 #include <sys/kernel.h>
39 #include <sys/vnode.h>
40 #include <sys/mount.h>
42 #include <sys/fcntl.h>
43 #include <sys/malloc.h>
44 #include <sys/systm.h>
45 #if defined(__NetBSD__)
46 #include <sys/device.h>
50 #include <vm/vm_param.h>
51 #if defined(__NetBSD__)
52 #include <vm/vm_prot.h>
54 #include <vm/vm_page.h>
55 #include <vm/vm_object.h>
56 #include <vm/vm_extern.h>
57 #include <vm/vm_zone.h>
59 #if defined(__NetBSD__)
60 #include <miscfs/specfs/specdev.h>
63 /*#define NTFS_DEBUG 1*/
65 #include "ntfs_inode.h"
66 #include "ntfs_subr.h"
67 #include "ntfs_vfsops.h"
68 #include "ntfs_ihash.h"
69 #include "ntfsmount.h"
71 extern struct vnodeopv_entry_desc ntfs_vnodeop_entries[];
73 #if defined(__DragonFly__)
74 MALLOC_DEFINE(M_NTFSMNT, "NTFS mount", "NTFS mount structure");
75 MALLOC_DEFINE(M_NTFSNTNODE,"NTFS ntnode", "NTFS ntnode information");
76 MALLOC_DEFINE(M_NTFSFNODE,"NTFS fnode", "NTFS fnode information");
77 MALLOC_DEFINE(M_NTFSDIR,"NTFS dir", "NTFS dir buffer");
80 static int ntfs_root (struct mount *, struct vnode **);
81 static int ntfs_statfs (struct mount *, struct statfs *,
83 static int ntfs_unmount (struct mount *, int, struct thread *);
84 static int ntfs_vget (struct mount *mp, ino_t ino,
86 static int ntfs_mountfs (struct vnode *, struct mount *,
87 struct ntfs_args *, struct thread *);
88 static int ntfs_vptofh (struct vnode *, struct fid *);
89 static int ntfs_fhtovp (struct mount *, struct fid *,
92 #if !defined (__DragonFly__)
93 static int ntfs_quotactl (struct mount *, int, uid_t, caddr_t,
95 static int ntfs_start (struct mount *, int, struct thread *);
96 static int ntfs_sync (struct mount *, int, struct ucred *,
100 #if defined(__DragonFly__)
102 static int ntfs_mount (struct mount *, char *, caddr_t, struct thread *);
103 static int ntfs_init (struct vfsconf *);
104 static int ntfs_checkexp (struct mount *, struct sockaddr *,
105 int *, struct ucred **);
106 #elif defined(__NetBSD__)
107 static int ntfs_mount (struct mount *, const char *, void *,
108 struct nameidata *, struct thread *);
109 static void ntfs_init (void);
110 static int ntfs_mountroot (void);
111 static int ntfs_sysctl (int *, u_int, void *, size_t *, void *,
112 size_t, struct thread *);
113 static int ntfs_checkexp (struct mount *, struct mbuf *,
114 int *, struct ucred **);
118 * Verify a remote client has export rights and return these rights via.
119 * exflagsp and credanonp.
122 ntfs_checkexp(struct mount *mp,
123 #if defined(__DragonFly__)
124 struct sockaddr *nam,
125 #else /* defined(__NetBSD__) */
128 int *exflagsp, struct ucred **credanonp)
131 struct ntfsmount *ntm = VFSTONTFS(mp);
134 * Get the export permission structure for this <mp, client> tuple.
136 np = vfs_export_lookup(mp, &ntm->ntm_export, nam);
140 *exflagsp = np->netc_exflags;
141 *credanonp = &np->netc_anon;
145 #if defined(__NetBSD__)
148 ntfs_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
149 size_t newlen, struct thread *td)
158 struct vnode *rootvp;
159 struct thread *td = curthread; /* XXX */
160 struct ntfs_args args;
164 if (root_device->dv_class != DV_DISK)
168 * Get vnodes for rootdev.
170 if (bdevvp(rootdev, &rootvp))
171 panic("ntfs_mountroot: can't setup rootvp");
173 if ((error = vfs_rootmountalloc(MOUNT_NTFS, "root_device", &mp))) {
183 if ((error = ntfs_mountfs(rootvp, mp, &args, td)) != 0) {
184 mp->mnt_op->vfs_refcount--;
190 mountlist_insert(mp, MNTINS_LAST);
191 (void)ntfs_statfs(mp, &mp->mnt_stat, td);
203 #elif defined(__DragonFly__)
206 ntfs_init(struct vfsconf *vcp)
216 ntfs_mount(struct mount *mp,
217 #if defined(__DragonFly__)
218 char *path, caddr_t data,
220 const char *path, void *data,
227 struct ntfs_args args;
228 struct nlookupdata nd;
229 struct vnode *rootvp;
234 * Use NULL path to flag a root mount
239 * Mounting root file system
243 /* Get vnode for root device*/
244 if( bdevvp( rootdev, &rootvp))
245 panic("ffs_mountroot: can't setup bdevvp for root");
248 * FS specific handling
250 mp->mnt_flag |= MNT_RDONLY; /* XXX globally applicable?*/
255 if( ( error = ntfs_mountfs(rootvp, mp, &args, td)) != 0) {
256 /* fs specific cleanup (if any)*/
260 goto dostatfs; /* success*/
267 * Mounting non-root file system or updating a file system
271 /* copy in user arguments*/
272 error = copyin(data, (caddr_t)&args, sizeof (struct ntfs_args));
274 goto error_1; /* can't get arguments*/
277 * If updating, check whether changing from read-only to
278 * read/write; if there is no device name, that's all we do.
280 if (mp->mnt_flag & MNT_UPDATE) {
281 /* if not updating name...*/
282 if (args.fspec == 0) {
284 * Process export requests. Jumping to "success"
285 * will return the vfs_export() error code.
287 struct ntfsmount *ntm = VFSTONTFS(mp);
288 error = vfs_export(mp, &ntm->ntm_export, &args.export);
292 printf("ntfs_mount(): MNT_UPDATE not supported\n");
298 * Not an update, or updating the name: look up the name
299 * and verify that it refers to a sensible block device.
302 error = nlookup_init(&nd, args.fspec, UIO_USERSPACE, NLC_FOLLOW);
304 error = nlookup(&nd);
306 error = cache_vref(nd.nl_ncp, nd.nl_cred, &devvp);
311 #if defined(__DragonFly__)
312 if (!vn_isdisk(devvp, &error))
315 if (devvp->v_type != VBLK) {
319 if (umajor(devvp->v_udev) >= nblkdev) {
324 if (mp->mnt_flag & MNT_UPDATE) {
332 if (devvp != ntmp->um_devvp)
333 error = EINVAL; /* needs translation */
337 * Update device name only on success
340 /* Save "mounted from" info for mount point (NULL pad)*/
341 copyinstr( args.fspec,
342 mp->mnt_stat.f_mntfromname,
345 bzero( mp->mnt_stat.f_mntfromname + size, MNAMELEN - size);
355 /* Save "mounted from" info for mount point (NULL pad)*/
356 copyinstr( args.fspec, /* device name*/
357 mp->mnt_stat.f_mntfromname, /* save area*/
358 MNAMELEN - 1, /* max size*/
359 &size); /* real size*/
360 bzero( mp->mnt_stat.f_mntfromname + size, MNAMELEN - size);
362 error = ntfs_mountfs(devvp, mp, &args, td);
372 * Initialize FS stat information in mount struct; uses
373 * mp->mnt_stat.f_mntfromname.
375 * This code is common to root and non-root mounts
377 (void)VFS_STATFS(mp, &mp->mnt_stat, td);
382 error_2: /* error with devvp held*/
384 /* release devvp before failing*/
387 error_1: /* no state to back out*/
394 * Common code for mount and mountroot
397 ntfs_mountfs(struct vnode *devvp, struct mount *mp, struct ntfs_args *argsp,
401 struct ntfsmount *ntmp;
403 int error, ronly, ncount, i;
407 KKASSERT(td->td_proc);
408 cred = td->td_proc->p_ucred;
411 * Disallow multiple mounts of the same device.
412 * Disallow mounting of a device that is currently in use
413 * (except for root, which might share swap device for miniroot).
414 * Flush out any old buffers remaining from a previous use.
416 error = vfs_mountedon(devvp);
419 ncount = count_udev(devvp->v_udev);
420 #if defined(__DragonFly__)
426 #if defined(__DragonFly__)
427 VN_LOCK(devvp, LK_EXCLUSIVE | LK_RETRY, td);
428 error = vinvalbuf(devvp, V_SAVE, td, 0, 0);
429 VOP__UNLOCK(devvp, 0, td);
431 error = vinvalbuf(devvp, V_SAVE, td, 0, 0);
436 ronly = (mp->mnt_flag & MNT_RDONLY) != 0;
437 VN_LOCK(devvp, LK_EXCLUSIVE | LK_RETRY, td);
438 error = VOP_OPEN(devvp, ronly ? FREAD : FREAD|FWRITE, FSCRED, NULL, td);
439 VOP__UNLOCK(devvp, 0, td);
446 error = bread(devvp, BBLOCK, BBSIZE, &bp);
449 ntmp = malloc( sizeof *ntmp, M_NTFSMNT, M_WAITOK );
450 bzero( ntmp, sizeof *ntmp );
451 bcopy( bp->b_data, &ntmp->ntm_bootfile, sizeof(struct bootfile) );
455 if (strncmp(ntmp->ntm_bootfile.bf_sysid, NTFS_BBID, NTFS_BBIDLEN)) {
457 dprintf(("ntfs_mountfs: invalid boot block\n"));
462 int8_t cpr = ntmp->ntm_mftrecsz;
464 ntmp->ntm_bpmftrec = ntmp->ntm_spc * cpr;
466 ntmp->ntm_bpmftrec = (1 << (-cpr)) / ntmp->ntm_bps;
468 dprintf(("ntfs_mountfs(): bps: %d, spc: %d, media: %x, mftrecsz: %d (%d sects)\n",
469 ntmp->ntm_bps,ntmp->ntm_spc,ntmp->ntm_bootfile.bf_media,
470 ntmp->ntm_mftrecsz,ntmp->ntm_bpmftrec));
471 dprintf(("ntfs_mountfs(): mftcn: 0x%x|0x%x\n",
472 (u_int32_t)ntmp->ntm_mftcn,(u_int32_t)ntmp->ntm_mftmirrcn));
474 ntmp->ntm_mountp = mp;
476 ntmp->ntm_devvp = devvp;
477 ntmp->ntm_uid = argsp->uid;
478 ntmp->ntm_gid = argsp->gid;
479 ntmp->ntm_mode = argsp->mode;
480 ntmp->ntm_flag = argsp->flag;
482 /* Copy in the 8-bit to Unicode conversion table */
483 if (argsp->flag & NTFSMNT_U2WTABLE) {
484 ntfs_82u_init(ntmp, argsp->u2w);
486 ntfs_82u_init(ntmp, NULL);
489 /* Initialize Unicode to 8-bit table from 8toU table */
490 ntfs_u28_init(ntmp, ntmp->ntm_82u);
492 mp->mnt_data = (qaddr_t)ntmp;
494 dprintf(("ntfs_mountfs(): case-%s,%s uid: %d, gid: %d, mode: %o\n",
495 (ntmp->ntm_flag & NTFS_MFLAG_CASEINS)?"insens.":"sens.",
496 (ntmp->ntm_flag & NTFS_MFLAG_ALLNAMES)?" allnames,":"",
497 ntmp->ntm_uid, ntmp->ntm_gid, ntmp->ntm_mode));
499 vfs_add_vnodeops(mp, &mp->mnt_vn_norm_ops, ntfs_vnodeop_entries);
502 * We read in some system nodes to do not allow
503 * reclaim them and to have everytime access to them.
506 int pi[3] = { NTFS_MFTINO, NTFS_ROOTINO, NTFS_BITMAPINO };
507 for (i=0; i<3; i++) {
508 error = VFS_VGET(mp, pi[i], &(ntmp->ntm_sysvn[pi[i]]));
511 ntmp->ntm_sysvn[pi[i]]->v_flag |= VSYSTEM;
512 vref(ntmp->ntm_sysvn[pi[i]]);
513 vput(ntmp->ntm_sysvn[pi[i]]);
517 /* read the Unicode lowercase --> uppercase translation table,
519 if ((error = ntfs_toupper_use(mp, ntmp)))
523 * Scan $BitMap and count free clusters
525 error = ntfs_calccfree(ntmp, &ntmp->ntm_cfree);
530 * Read and translate to internal format attribute
538 error = VFS_VGET(mp, NTFS_ATTRDEFINO, &vp );
542 /* Count valid entries */
544 error = ntfs_readattr(ntmp, VTONT(vp),
546 num * sizeof(ad), sizeof(ad),
550 if (ad.ad_name[0] == 0)
554 /* Alloc memory for attribute definitions */
555 MALLOC(ntmp->ntm_ad, struct ntvattrdef *,
556 num * sizeof(struct ntvattrdef),
557 M_NTFSMNT, M_WAITOK);
559 ntmp->ntm_adnum = num;
561 /* Read them and translate */
563 error = ntfs_readattr(ntmp, VTONT(vp),
565 i * sizeof(ad), sizeof(ad),
571 ntmp->ntm_ad[i].ad_name[j] = ad.ad_name[j];
572 } while(ad.ad_name[j++]);
573 ntmp->ntm_ad[i].ad_namelen = j - 1;
574 ntmp->ntm_ad[i].ad_type = ad.ad_type;
580 #if defined(__DragonFly__)
581 mp->mnt_stat.f_fsid.val[0] = dev2udev(dev);
582 mp->mnt_stat.f_fsid.val[1] = mp->mnt_vfc->vfc_typenum;
584 mp->mnt_stat.f_fsid.val[0] = dev;
585 mp->mnt_stat.f_fsid.val[1] = makefstype(MOUNT_NTFS);
587 mp->mnt_maxsymlinklen = 0;
588 mp->mnt_flag |= MNT_LOCAL;
589 dev->si_mountpoint = mp;
594 for(i=0;i<NTFS_SYSNODESNUM;i++)
595 if(ntmp->ntm_sysvn[i]) vrele(ntmp->ntm_sysvn[i]);
597 if (vflush(mp, 0, 0))
598 dprintf(("ntfs_mountfs: vflush failed\n"));
601 dev->si_mountpoint = NULL;
605 #if defined __NetBSD__
606 /* lock the device vnode before calling VOP_CLOSE() */
607 VN_LOCK(devvp, LK_EXCLUSIVE | LK_RETRY, td);
608 (void)VOP_CLOSE(devvp, ronly ? FREAD : FREAD|FWRITE, td);
609 VOP__UNLOCK(devvp, 0, td);
611 (void)VOP_CLOSE(devvp, ronly ? FREAD : FREAD|FWRITE, td);
617 #if !defined(__DragonFly__)
619 ntfs_start(struct mount *mp, int flags, struct thread *td)
626 ntfs_unmount(struct mount *mp, int mntflags, struct thread *td)
628 struct ntfsmount *ntmp;
629 int error, ronly = 0, flags, i;
631 dprintf(("ntfs_unmount: unmounting...\n"));
632 ntmp = VFSTONTFS(mp);
635 if(mntflags & MNT_FORCE)
638 dprintf(("ntfs_unmount: vflushing...\n"));
639 error = vflush(mp, 0, flags | SKIPSYSTEM);
641 printf("ntfs_unmount: vflush failed: %d\n",error);
645 /* Check if only system vnodes are rest */
646 for(i=0;i<NTFS_SYSNODESNUM;i++)
647 if((ntmp->ntm_sysvn[i]) &&
648 (ntmp->ntm_sysvn[i]->v_usecount > 1)) return (EBUSY);
650 /* Dereference all system vnodes */
651 for(i=0;i<NTFS_SYSNODESNUM;i++)
652 if(ntmp->ntm_sysvn[i]) vrele(ntmp->ntm_sysvn[i]);
654 /* vflush system vnodes */
655 error = vflush(mp, 0, flags);
657 printf("ntfs_unmount: vflush failed(sysnodes): %d\n",error);
659 /* Check if the type of device node isn't VBAD before
660 * touching v_specinfo. If the device vnode is revoked, the
661 * field is NULL and touching it causes null pointer derefercence.
663 if (ntmp->ntm_devvp->v_type != VBAD)
664 ntmp->ntm_devvp->v_rdev->si_mountpoint = NULL;
666 vinvalbuf(ntmp->ntm_devvp, V_SAVE, td, 0, 0);
668 #if defined(__NetBSD__)
669 /* lock the device vnode before calling VOP_CLOSE() */
670 VOP_LOCK(ntmp->ntm_devvp, LK_EXCLUSIVE | LK_RETRY);
671 error = VOP_CLOSE(ntmp->ntm_devvp, ronly ? FREAD : FREAD|FWRITE, td);
672 VOP__UNLOCK(ntmp->ntm_devvp, 0, td);
674 error = VOP_CLOSE(ntmp->ntm_devvp, ronly ? FREAD : FREAD|FWRITE, td);
677 vrele(ntmp->ntm_devvp);
679 /* free the toupper table, if this has been last mounted ntfs volume */
680 ntfs_toupper_unuse();
682 dprintf(("ntfs_umount: freeing memory...\n"));
683 ntfs_u28_uninit(ntmp);
684 ntfs_82u_uninit(ntmp);
685 mp->mnt_data = (qaddr_t)0;
686 mp->mnt_flag &= ~MNT_LOCAL;
687 FREE(ntmp->ntm_ad, M_NTFSMNT);
688 FREE(ntmp, M_NTFSMNT);
693 ntfs_root(struct mount *mp, struct vnode **vpp)
698 dprintf(("ntfs_root(): sysvn: %p\n",
699 VFSTONTFS(mp)->ntm_sysvn[NTFS_ROOTINO]));
700 error = VFS_VGET(mp, (ino_t)NTFS_ROOTINO, &nvp);
702 printf("ntfs_root: VFS_VGET failed: %d\n",error);
710 #if !defined(__DragonFly__)
712 ntfs_quotactl(struct mount *mp, int cmds, uid_t uid, caddr_t arg,
715 printf("\nntfs_quotactl():\n");
721 ntfs_calccfree(struct ntfsmount *ntmp, cn_t *cfreep)
729 vp = ntmp->ntm_sysvn[NTFS_BITMAPINO];
731 bmsize = VTOF(vp)->f_size;
733 MALLOC(tmp, u_int8_t *, bmsize, M_TEMP, M_WAITOK);
735 error = ntfs_readattr(ntmp, VTONT(vp), NTFS_A_DATA, NULL,
736 0, bmsize, tmp, NULL);
740 for(i=0;i<bmsize;i++)
742 if(~tmp[i] & (1 << j)) cfree++;
751 ntfs_statfs(struct mount *mp, struct statfs *sbp, struct thread *td)
753 struct ntfsmount *ntmp = VFSTONTFS(mp);
754 u_int64_t mftsize,mftallocated;
756 dprintf(("ntfs_statfs():\n"));
758 mftsize = VTOF(ntmp->ntm_sysvn[NTFS_MFTINO])->f_size;
759 mftallocated = VTOF(ntmp->ntm_sysvn[NTFS_MFTINO])->f_allocated;
761 #if defined(__DragonFly__)
762 sbp->f_type = mp->mnt_vfc->vfc_typenum;
763 #elif defined(__NetBSD__)
766 sbp->f_type = MOUNT_NTFS;
768 sbp->f_bsize = ntmp->ntm_bps;
769 sbp->f_iosize = ntmp->ntm_bps * ntmp->ntm_spc;
770 sbp->f_blocks = ntmp->ntm_bootfile.bf_spv;
771 sbp->f_bfree = sbp->f_bavail = ntfs_cntobn(ntmp->ntm_cfree);
772 sbp->f_ffree = sbp->f_bfree / ntmp->ntm_bpmftrec;
773 sbp->f_files = mftallocated / ntfs_bntob(ntmp->ntm_bpmftrec) +
775 if (sbp != &mp->mnt_stat) {
776 bcopy((caddr_t)mp->mnt_stat.f_mntfromname,
777 (caddr_t)&sbp->f_mntfromname[0], MNAMELEN);
779 sbp->f_flags = mp->mnt_flag;
781 strncpy(sbp->f_fstypename, mp->mnt_op->vfs_name, MFSNAMELEN);
787 #if !defined(__DragonFly__)
789 ntfs_sync(struct mount *mp, int waitfor, struct ucred *cred, struct thread *td)
791 /*dprintf(("ntfs_sync():\n"));*/
798 ntfs_fhtovp(struct mount *mp, struct fid *fhp, struct vnode **vpp)
801 struct ntfid *ntfhp = (struct ntfid *)fhp;
804 ddprintf(("ntfs_fhtovp(): %d\n", ntfhp->ntfid_ino));
806 if ((error = VFS_VGET(mp, ntfhp->ntfid_ino, &nvp)) != 0) {
810 /* XXX as unlink/rmdir/mkdir/creat are not currently possible
811 * with NTFS, we don't need to check anything else for now */
818 ntfs_vptofh(struct vnode *vp, struct fid *fhp)
823 ddprintf(("ntfs_fhtovp(): %p\n", vp));
826 ntfhp = (struct ntfid *)fhp;
827 ntfhp->ntfid_len = sizeof(struct ntfid);
828 ntfhp->ntfid_ino = ntp->i_number;
829 /* ntfhp->ntfid_gen = ntp->i_gen; */
834 ntfs_vgetex(struct mount *mp, ino_t ino, u_int32_t attrtype, char *attrname,
835 u_long lkflags, u_long flags, struct thread *td,
839 struct ntfsmount *ntmp;
845 dprintf(("ntfs_vgetex: ino: %d, attr: 0x%x:%s, lkf: 0x%lx, f: 0x%lx\n",
846 ino, attrtype, attrname?attrname:"", (u_long)lkflags,
849 ntmp = VFSTONTFS(mp);
853 error = ntfs_ntlookup(ntmp, ino, &ip);
855 printf("ntfs_vget: ntfs_ntget failed\n");
859 /* It may be not initialized fully, so force load it */
860 if (!(flags & VG_DONTLOADIN) && !(ip->i_flag & IN_LOADED)) {
861 error = ntfs_loadntnode(ntmp, ip);
863 printf("ntfs_vget: CAN'T LOAD ATTRIBUTES FOR INO: %d\n",
870 error = ntfs_fget(ntmp, ip, attrtype, attrname, &fp);
872 printf("ntfs_vget: ntfs_fget failed\n");
878 if (!(flags & VG_DONTVALIDFN) && !(fp->f_flag & FN_VALID)) {
879 if ((ip->i_frflag & NTFS_FRFLAG_DIR) &&
880 (fp->f_attrtype == NTFS_A_DATA && fp->f_attrname == NULL)) {
882 } else if (flags & VG_EXT) {
884 fp->f_size = fp->f_allocated = 0;
888 error = ntfs_filesize(ntmp, fp,
889 &fp->f_size, &fp->f_allocated);
896 fp->f_flag |= FN_VALID;
900 VGET(FTOV(fp), lkflags, td);
906 error = getnewvnode(VT_NTFS, ntmp->ntm_mountp, &vp, VLKTIMEOUT, 0);
912 dprintf(("ntfs_vget: vnode: %p for ntnode: %d\n", vp,ino));
918 if (ino == NTFS_ROOTINO)
923 KKASSERT(lkflags & LK_TYPE_MASK);
924 KKASSERT((lkflags & LK_INTERLOCK) == 0);
925 /* XXX leave vnode locked exclusively from getnewvnode */
932 ntfs_vget(struct mount *mp, ino_t ino, struct vnode **vpp)
934 return ntfs_vgetex(mp, ino, NTFS_A_DATA, NULL,
935 LK_EXCLUSIVE | LK_RETRY, 0, curthread, vpp);
938 #if defined(__DragonFly__)
939 static struct vfsops ntfs_vfsops = {
952 ntfs_nthash_uninit, /* see ntfs_ihash.c */
955 VFS_SET(ntfs_vfsops, ntfs, 0);
956 #elif defined(__NetBSD__)
957 extern struct vnodeopv_desc ntfs_vnodeop_opv_desc;
959 struct vnodeopv_desc *ntfs_vnodeopv_descs[] = {
960 &ntfs_vnodeop_opv_desc,
964 struct vfsops ntfs_vfsops = {
982 #else /* !NetBSD && !FreeBSD */
983 static struct vfsops ntfs_vfsops = {
996 VFS_SET(ntfs_vfsops, ntfs, MOUNT_NTFS, 0);