Annotation of src/sys/fs/filecorefs/filecore_vnops.c, Revision 1.25.10.2
1.25.10.2! yamt 1: /* $NetBSD: filecore_vnops.c,v 1.25.10.1 2008/05/16 02:25:18 yamt Exp $ */
1.1 jdolecek 2:
3: /*-
4: * Copyright (c) 1994 The Regents of the University of California.
5: * All rights reserved.
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.
1.6 agc 15: * 3. Neither the name of the University nor the names of its contributors
16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: *
31: * filecore_vnops.c 1.2 1998/8/18
32: */
33:
34: /*-
35: * Copyright (c) 1998 Andrew McMurry
36: *
37: * Redistribution and use in source and binary forms, with or without
38: * modification, are permitted provided that the following conditions
39: * are met:
40: * 1. Redistributions of source code must retain the above copyright
41: * notice, this list of conditions and the following disclaimer.
42: * 2. Redistributions in binary form must reproduce the above copyright
43: * notice, this list of conditions and the following disclaimer in the
44: * documentation and/or other materials provided with the distribution.
1.1 jdolecek 45: * 3. All advertising materials mentioning features or use of this software
46: * must display the following acknowledgement:
47: * This product includes software developed by the University of
48: * California, Berkeley and its contributors.
49: * 4. Neither the name of the University nor the names of its contributors
50: * may be used to endorse or promote products derived from this software
51: * without specific prior written permission.
52: *
53: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
54: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
55: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
56: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
57: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
58: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
59: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
60: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
61: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
62: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
63: * SUCH DAMAGE.
64: *
65: * filecore_vnops.c 1.2 1998/8/18
66: */
67:
68: #include <sys/cdefs.h>
1.25.10.2! yamt 69: __KERNEL_RCSID(0, "$NetBSD: filecore_vnops.c,v 1.25.10.1 2008/05/16 02:25:18 yamt Exp $");
1.1 jdolecek 70:
71: #include <sys/param.h>
72: #include <sys/systm.h>
73: #include <sys/namei.h>
74: #include <sys/resourcevar.h>
75: #include <sys/kernel.h>
76: #include <sys/file.h>
77: #include <sys/stat.h>
78: #include <sys/buf.h>
79: #include <sys/proc.h>
80: #include <sys/conf.h>
81: #include <sys/mount.h>
82: #include <sys/vnode.h>
83: #include <sys/malloc.h>
84: #include <sys/dirent.h>
1.18 christos 85: #include <sys/kauth.h>
1.1 jdolecek 86:
87: #include <miscfs/genfs/genfs.h>
88: #include <miscfs/specfs/specdev.h>
89:
90: #include <fs/filecorefs/filecore.h>
91: #include <fs/filecorefs/filecore_extern.h>
92: #include <fs/filecorefs/filecore_node.h>
93:
94: /*
95: * Check mode permission on inode pointer. Mode is READ, WRITE or EXEC.
96: * The mode is shifted to select the owner/group/other fields. The
97: * super user is granted all permissions.
98: */
99: int
1.25.10.2! yamt 100: filecore_access(void *v)
1.1 jdolecek 101: {
102: struct vop_access_args /* {
103: struct vnode *a_vp;
104: int a_mode;
1.17 elad 105: kauth_cred_t a_cred;
1.1 jdolecek 106: } */ *ap = v;
107: struct vnode *vp = ap->a_vp;
108: struct filecore_node *ip = VTOI(vp);
109: struct filecore_mnt *fcmp = ip->i_mnt;
110:
111: /*
112: * Disallow write attempts unless the file is a socket,
113: * fifo, or a block or character device resident on the
114: * file system.
115: */
116: if (ap->a_mode & VWRITE) {
117: switch (vp->v_type) {
118: case VDIR:
119: case VLNK:
120: case VREG:
121: return (EROFS);
122: default:
123: break;
124: }
125: }
126:
127: return (vaccess(vp->v_type, filecore_mode(ip),
128: fcmp->fc_uid, fcmp->fc_gid, ap->a_mode, ap->a_cred));
129: }
130:
131: int
1.25.10.2! yamt 132: filecore_getattr(void *v)
1.1 jdolecek 133: {
134: struct vop_getattr_args /* {
135: struct vnode *a_vp;
136: struct vattr *a_vap;
1.17 elad 137: kauth_cred_t a_cred;
1.1 jdolecek 138: } */ *ap = v;
139: struct vnode *vp = ap->a_vp;
140: struct filecore_node *ip = VTOI(vp);
141: struct vattr *vap = ap->a_vap;
142: struct filecore_mnt *fcmp = ip->i_mnt;
143:
144: vap->va_fsid = ip->i_dev;
145: vap->va_fileid = ip->i_number;
146:
147: vap->va_mode = filecore_mode(ip);
148: vap->va_nlink = 1;
149: vap->va_uid = fcmp->fc_uid;
150: vap->va_gid = fcmp->fc_gid;
151: vap->va_atime = filecore_time(ip);
152: vap->va_mtime = filecore_time(ip);
153: vap->va_ctime = filecore_time(ip);
154: vap->va_rdev = 0; /* We don't support specials */
155:
156: vap->va_size = (u_quad_t) ip->i_size;
157: vap->va_flags = 0;
158: vap->va_gen = 1;
159: vap->va_blocksize = fcmp->blksize;
160: vap->va_bytes = vap->va_size;
161: vap->va_type = vp->v_type;
162: return (0);
163: }
164:
165: /*
166: * Vnode op for reading.
167: */
168: int
1.25.10.2! yamt 169: filecore_read(void *v)
1.1 jdolecek 170: {
171: struct vop_read_args /* {
172: struct vnode *a_vp;
173: struct uio *a_uio;
174: int a_ioflag;
1.17 elad 175: kauth_cred_t a_cred;
1.1 jdolecek 176: } */ *ap = v;
177: struct vnode *vp = ap->a_vp;
178: struct uio *uio = ap->a_uio;
179: struct filecore_node *ip = VTOI(vp);
180: struct filecore_mnt *fcmp;
181: struct buf *bp;
182: daddr_t lbn, rablock;
183: off_t diff;
184: int error = 0;
185: long size, n, on;
186:
187: if (uio->uio_resid == 0)
188: return (0);
189: if (uio->uio_offset < 0)
190: return (EINVAL);
191: if (uio->uio_offset >= ip->i_size)
192: return (0);
193: ip->i_flag |= IN_ACCESS;
194: fcmp = ip->i_mnt;
195:
196: if (vp->v_type == VREG) {
1.15 yamt 197: const int advice = IO_ADV_DECODE(ap->a_ioflag);
1.1 jdolecek 198: error = 0;
1.15 yamt 199:
1.1 jdolecek 200: while (uio->uio_resid > 0) {
201: vsize_t bytelen = MIN(ip->i_size - uio->uio_offset,
202: uio->uio_resid);
203:
204: if (bytelen == 0) {
205: break;
206: }
1.25.10.2! yamt 207: error = ubc_uiomove(&vp->v_uobj, uio, bytelen, advice,
! 208: UBC_READ | UBC_PARTIALOK | UBC_UNMAP_FLAG(vp));
1.1 jdolecek 209: if (error) {
210: break;
211: }
212: }
213: goto out;
214: }
215:
216: do {
217: lbn = lblkno(fcmp, uio->uio_offset);
218: on = blkoff(fcmp, uio->uio_offset);
219: n = MIN(blksize(fcmp, ip, lbn) - on, uio->uio_resid);
220: diff = (off_t)ip->i_size - uio->uio_offset;
221: if (diff <= 0)
222: return (0);
223: if (diff < n)
224: n = diff;
225: size = blksize(fcmp, ip, lbn);
226: rablock = lbn + 1;
227: if (ip->i_dirent.attr & FILECORE_ATTR_DIR) {
228: error = filecore_dbread(ip, &bp);
229: on = uio->uio_offset;
230: n = MIN(FILECORE_DIR_SIZE - on, uio->uio_resid);
231: size = FILECORE_DIR_SIZE;
232: } else {
1.25.10.2! yamt 233: error = bread(vp, lbn, size, NOCRED, 0, &bp);
1.1 jdolecek 234: #ifdef FILECORE_DEBUG_BR
1.25.10.1 yamt 235: printf("bread(%p, %llx, %ld, CRED, %p)=%d\n",
236: vp, (long long)lbn, size, bp, error);
1.1 jdolecek 237: #endif
238: }
239: n = MIN(n, size - bp->b_resid);
240: if (error) {
241: #ifdef FILECORE_DEBUG_BR
242: printf("brelse(%p) vn1\n", bp);
243: #endif
1.23 ad 244: brelse(bp, 0);
1.1 jdolecek 245: return (error);
246: }
247:
1.19 jnemeth 248: error = uiomove((char *)(bp->b_data) + on, (int)n, uio);
1.1 jdolecek 249: #ifdef FILECORE_DEBUG_BR
250: printf("brelse(%p) vn2\n", bp);
251: #endif
1.23 ad 252: brelse(bp, 0);
1.1 jdolecek 253: } while (error == 0 && uio->uio_resid > 0 && n != 0);
254:
255: out:
256: return (error);
257: }
258:
259: /*
260: * Vnode op for readdir
261: */
262: int
1.25.10.2! yamt 263: filecore_readdir(void *v)
1.1 jdolecek 264: {
265: struct vop_readdir_args /* {
266: struct vnode *a_vp;
267: struct uio *a_uio;
1.17 elad 268: kauth_cred_t a_cred;
1.1 jdolecek 269: int *a_eofflag;
270: off_t **a_cookies;
271: int *a_ncookies;
272: } */ *ap = v;
273: struct uio *uio = ap->a_uio;
274: struct vnode *vdp = ap->a_vp;
275: struct filecore_node *dp;
276: struct filecore_mnt *fcmp;
277: struct buf *bp = NULL;
1.22 rumble 278: struct dirent *de;
1.1 jdolecek 279: struct filecore_direntry *dep = NULL;
280: int error = 0;
281: off_t *cookies = NULL;
282: int ncookies = 0;
283: int i;
284: off_t uiooff;
285:
286: dp = VTOI(vdp);
287:
288: if ((dp->i_dirent.attr & FILECORE_ATTR_DIR) == 0)
289: return (ENOTDIR);
290:
291: if (uio->uio_offset % FILECORE_DIRENT_SIZE != 0)
292: return (EINVAL);
293: i = uio->uio_offset / FILECORE_DIRENT_SIZE;
294: uiooff = uio->uio_offset;
295:
296: *ap->a_eofflag = 0;
297: fcmp = dp->i_mnt;
298:
299: error = filecore_dbread(dp, &bp);
300: if (error) {
1.23 ad 301: brelse(bp, 0);
1.1 jdolecek 302: return error;
303: }
304:
305: if (ap->a_ncookies == NULL)
306: cookies = NULL;
307: else {
308: *ap->a_ncookies = 0;
1.21 rumble 309: ncookies = uio->uio_resid / _DIRENT_MINSIZE((struct dirent *)0);
1.1 jdolecek 310: cookies = malloc(ncookies * sizeof(off_t), M_TEMP, M_WAITOK);
311: }
312:
1.22 rumble 313: de = malloc(sizeof(struct dirent), M_FILECORETMP, M_WAITOK | M_ZERO);
314:
1.1 jdolecek 315: for (; ; i++) {
316: switch (i) {
317: case 0:
318: /* Fake the '.' entry */
1.22 rumble 319: de->d_fileno = dp->i_number;
320: de->d_type = DT_DIR;
321: de->d_namlen = 1;
322: strlcpy(de->d_name, ".", sizeof(de->d_name));
1.1 jdolecek 323: break;
324: case 1:
325: /* Fake the '..' entry */
1.22 rumble 326: de->d_fileno = filecore_getparent(dp);
327: de->d_type = DT_DIR;
328: de->d_namlen = 2;
329: strlcpy(de->d_name, "..", sizeof(de->d_name));
1.1 jdolecek 330: break;
331: default:
1.22 rumble 332: de->d_fileno = dp->i_dirent.addr +
1.1 jdolecek 333: ((i - 2) << FILECORE_INO_INDEX);
334: dep = fcdirentry(bp->b_data, i - 2);
335: if (dep->attr & FILECORE_ATTR_DIR)
1.22 rumble 336: de->d_type = DT_DIR;
1.1 jdolecek 337: else
1.22 rumble 338: de->d_type = DT_REG;
339: if (filecore_fn2unix(dep->name, de->d_name,
1.13 christos 340: /*###346 [cc] warning: passing arg 3 of `filecore_fn2unix' from incompatible pointer type%%%*/
1.22 rumble 341: &de->d_namlen)) {
1.1 jdolecek 342: *ap->a_eofflag = 1;
343: goto out;
344: }
345: break;
346: }
1.22 rumble 347: de->d_reclen = _DIRENT_SIZE(de);
348: if (uio->uio_resid < de->d_reclen)
1.1 jdolecek 349: goto out;
1.22 rumble 350: error = uiomove(de, de->d_reclen, uio);
1.1 jdolecek 351: if (error)
352: goto out;
353: uiooff += FILECORE_DIRENT_SIZE;
354:
355: if (cookies) {
356: *cookies++ = i*FILECORE_DIRENT_SIZE;
357: (*ap->a_ncookies)++;
358: if (--ncookies == 0) goto out;
359: }
360: }
361: out:
362: if (cookies) {
363: *ap->a_cookies = cookies;
364: if (error) {
365: free(cookies, M_TEMP);
366: *ap->a_ncookies = 0;
367: *ap->a_cookies = NULL;
368: }
369: }
370: uio->uio_offset = uiooff;
371:
372: #ifdef FILECORE_DEBUG_BR
373: printf("brelse(%p) vn3\n", bp);
374: #endif
1.23 ad 375: brelse (bp, 0);
1.1 jdolecek 376:
1.22 rumble 377: free(de, M_FILECORETMP);
378:
1.1 jdolecek 379: return (error);
380: }
381:
382: /*
383: * Return target name of a symbolic link
384: * Shouldn't we get the parent vnode and read the data from there?
385: * This could eventually result in deadlocks in filecore_lookup.
386: * But otherwise the block read here is in the block buffer two times.
387: */
388: int
1.25.10.2! yamt 389: filecore_readlink(void *v)
1.1 jdolecek 390: {
391: #if 0
392: struct vop_readlink_args /* {
393: struct vnode *a_vp;
394: struct uio *a_uio;
1.17 elad 395: kauth_cred_t a_cred;
1.1 jdolecek 396: } */ *ap = v;
397: #endif
398:
399: return (EINVAL);
400: }
401:
402: int
1.25.10.2! yamt 403: filecore_link(void *v)
1.1 jdolecek 404: {
405: struct vop_link_args /* {
406: struct vnode *a_dvp;
407: struct vnode *a_vp;
408: struct componentname *a_cnp;
409: } */ *ap = v;
410:
411: VOP_ABORTOP(ap->a_dvp, ap->a_cnp);
412: vput(ap->a_dvp);
413: return (EROFS);
414: }
415:
416: int
1.25.10.2! yamt 417: filecore_symlink(void *v)
1.1 jdolecek 418: {
419: struct vop_symlink_args /* {
420: struct vnode *a_dvp;
421: struct vnode **a_vpp;
422: struct componentname *a_cnp;
423: struct vattr *a_vap;
424: char *a_target;
425: } */ *ap = v;
426:
427: VOP_ABORTOP(ap->a_dvp, ap->a_cnp);
428: vput(ap->a_dvp);
429: return (EROFS);
430: }
431:
432: /*
433: * Calculate the logical to physical mapping if not done already,
434: * then call the device strategy routine.
435: */
436: int
1.25.10.2! yamt 437: filecore_strategy(void *v)
1.1 jdolecek 438: {
439: struct vop_strategy_args /* {
1.8 hannken 440: struct vnode *a_vp;
1.1 jdolecek 441: struct buf *a_bp;
442: } */ *ap = v;
443: struct buf *bp = ap->a_bp;
1.8 hannken 444: struct vnode *vp = ap->a_vp;
1.1 jdolecek 445: struct filecore_node *ip;
446: int error;
447:
448: ip = VTOI(vp);
449: if (bp->b_blkno == bp->b_lblkno) {
450: error = VOP_BMAP(vp, bp->b_lblkno, NULL, &bp->b_blkno, NULL);
451: if (error) {
452: bp->b_error = error;
453: biodone(bp);
454: return (error);
455: }
456: if ((long)bp->b_blkno == -1)
457: clrbuf(bp);
458: }
459: if ((long)bp->b_blkno == -1) {
460: biodone(bp);
461: return (0);
462: }
463: vp = ip->i_devvp;
1.7 hannken 464: return (VOP_STRATEGY(vp, bp));
1.1 jdolecek 465: }
466:
467: /*
468: * Print out the contents of an inode.
469: */
470: /*ARGSUSED*/
471: int
1.25.10.2! yamt 472: filecore_print(void *v)
1.1 jdolecek 473: {
474:
475: printf("tag VT_FILECORE, filecore vnode\n");
476: return (0);
477: }
478:
479: /*
480: * Return POSIX pathconf information applicable to filecore filesystems.
481: */
482: int
1.25.10.2! yamt 483: filecore_pathconf(void *v)
1.1 jdolecek 484: {
485: struct vop_pathconf_args /* {
486: struct vnode *a_vp;
487: int a_name;
488: register_t *a_retval;
489: } */ *ap = v;
490: switch (ap->a_name) {
491: case _PC_LINK_MAX:
492: *ap->a_retval = 1;
493: return (0);
494: case _PC_NAME_MAX:
1.10 jdolecek 495: *ap->a_retval = ap->a_vp->v_mount->mnt_stat.f_namemax;
1.1 jdolecek 496: return (0);
497: case _PC_PATH_MAX:
498: *ap->a_retval = 256;
499: return (0);
500: case _PC_CHOWN_RESTRICTED:
501: *ap->a_retval = 1;
502: return (0);
503: case _PC_NO_TRUNC:
504: *ap->a_retval = 1;
505: return (0);
506: case _PC_SYNC_IO:
507: *ap->a_retval = 1;
508: return (0);
509: case _PC_FILESIZEBITS:
510: *ap->a_retval = 32;
511: return (0);
512: default:
513: return (EINVAL);
514: }
515: /* NOTREACHED */
516: }
517:
518: /*
519: * Global vfs data structures for isofs
520: */
521: #define filecore_create genfs_eopnotsupp
522: #define filecore_mknod genfs_eopnotsupp
523: #define filecore_write genfs_eopnotsupp
524: #define filecore_setattr genfs_eopnotsupp
525: #define filecore_fcntl genfs_fcntl
526: #define filecore_ioctl genfs_enoioctl
527: #define filecore_fsync genfs_nullop
528: #define filecore_remove genfs_eopnotsupp
529: #define filecore_rename genfs_eopnotsupp
530: #define filecore_mkdir genfs_eopnotsupp
531: #define filecore_rmdir genfs_eopnotsupp
532: #define filecore_advlock genfs_eopnotsupp
533: #define filecore_bwrite genfs_eopnotsupp
534: #define filecore_revoke genfs_revoke
535:
536: /*
537: * Global vfs data structures for filecore
538: */
1.25.10.2! yamt 539: int (**filecore_vnodeop_p)(void *);
1.1 jdolecek 540: const struct vnodeopv_entry_desc filecore_vnodeop_entries[] = {
541: { &vop_default_desc, vn_default_error },
542: { &vop_lookup_desc, filecore_lookup }, /* lookup */
543: { &vop_create_desc, filecore_create }, /* create */
544: { &vop_mknod_desc, filecore_mknod }, /* mknod */
545: { &vop_open_desc, filecore_open }, /* open */
546: { &vop_close_desc, filecore_close }, /* close */
547: { &vop_access_desc, filecore_access }, /* access */
548: { &vop_getattr_desc, filecore_getattr }, /* getattr */
549: { &vop_setattr_desc, filecore_setattr }, /* setattr */
550: { &vop_read_desc, filecore_read }, /* read */
551: { &vop_write_desc, filecore_write }, /* write */
552: { &vop_fcntl_desc, filecore_fcntl }, /* fcntl */
553: { &vop_ioctl_desc, filecore_ioctl }, /* ioctl */
554: { &vop_poll_desc, filecore_poll }, /* poll */
555: { &vop_kqfilter_desc, genfs_kqfilter }, /* kqfilter */
556: { &vop_revoke_desc, filecore_revoke }, /* revoke */
557: { &vop_mmap_desc, filecore_mmap }, /* mmap */
558: { &vop_fsync_desc, filecore_fsync }, /* fsync */
559: { &vop_seek_desc, filecore_seek }, /* seek */
560: { &vop_remove_desc, filecore_remove }, /* remove */
561: { &vop_link_desc, filecore_link }, /* link */
562: { &vop_rename_desc, filecore_rename }, /* rename */
563: { &vop_mkdir_desc, filecore_mkdir }, /* mkdir */
564: { &vop_rmdir_desc, filecore_rmdir }, /* rmdir */
565: { &vop_symlink_desc, filecore_symlink }, /* symlink */
566: { &vop_readdir_desc, filecore_readdir }, /* readdir */
567: { &vop_readlink_desc, filecore_readlink }, /* readlink */
568: { &vop_abortop_desc, filecore_abortop }, /* abortop */
569: { &vop_inactive_desc, filecore_inactive }, /* inactive */
570: { &vop_reclaim_desc, filecore_reclaim }, /* reclaim */
571: { &vop_lock_desc, genfs_lock }, /* lock */
572: { &vop_unlock_desc, genfs_unlock }, /* unlock */
573: { &vop_bmap_desc, filecore_bmap }, /* bmap */
574: { &vop_strategy_desc, filecore_strategy }, /* strategy */
575: { &vop_print_desc, filecore_print }, /* print */
576: { &vop_islocked_desc, genfs_islocked }, /* islocked */
577: { &vop_pathconf_desc, filecore_pathconf }, /* pathconf */
578: { &vop_advlock_desc, filecore_advlock }, /* advlock */
579: { &vop_bwrite_desc, vn_bwrite }, /* bwrite */
580: { &vop_getpages_desc, genfs_getpages }, /* getpages */
581: { &vop_putpages_desc, genfs_putpages }, /* putpages */
582: { NULL, NULL }
583: };
584: const struct vnodeopv_desc filecore_vnodeop_opv_desc =
585: { &filecore_vnodeop_p, filecore_vnodeop_entries };
CVSweb <webmaster@jp.NetBSD.org>
![[BACK]](/icons/back.gif){kind=icon}
Return to filecore_vnops.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [cvs.NetBSD.org] / src / sys / fs / filecorefs