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1.1 ! root 1: /* ! 2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. ! 3: * ! 4: * @APPLE_LICENSE_HEADER_START@ ! 5: * ! 6: * The contents of this file constitute Original Code as defined in and ! 7: * are subject to the Apple Public Source License Version 1.1 (the ! 8: * "License"). You may not use this file except in compliance with the ! 9: * License. Please obtain a copy of the License at ! 10: * http://www.apple.com/publicsource and read it before using this file. ! 11: * ! 12: * This Original Code and all software distributed under the License are ! 13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER ! 14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, ! 15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, ! 16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the ! 17: * License for the specific language governing rights and limitations ! 18: * under the License. ! 19: * ! 20: * @APPLE_LICENSE_HEADER_END@ ! 21: */ ! 22: /* $NetBSD: lfs_vnops.c,v 1.6 1994/12/14 13:03:50 mycroft Exp $ */ ! 23: ! 24: /* ! 25: * Copyright (c) 1986, 1989, 1991, 1993 ! 26: * The Regents of the University of California. All rights reserved. ! 27: * ! 28: * Redistribution and use in source and binary forms, with or without ! 29: * modification, are permitted provided that the following conditions ! 30: * are met: ! 31: * 1. Redistributions of source code must retain the above copyright ! 32: * notice, this list of conditions and the following disclaimer. ! 33: * 2. Redistributions in binary form must reproduce the above copyright ! 34: * notice, this list of conditions and the following disclaimer in the ! 35: * documentation and/or other materials provided with the distribution. ! 36: * 3. All advertising materials mentioning features or use of this software ! 37: * must display the following acknowledgement: ! 38: * This product includes software developed by the University of ! 39: * California, Berkeley and its contributors. ! 40: * 4. Neither the name of the University nor the names of its contributors ! 41: * may be used to endorse or promote products derived from this software ! 42: * without specific prior written permission. ! 43: * ! 44: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ! 45: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ! 46: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ! 47: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE ! 48: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ! 49: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ! 50: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ! 51: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ! 52: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ! 53: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ! 54: * SUCH DAMAGE. ! 55: * ! 56: * @(#)lfs_vnops.c 8.8 (Berkeley) 8/10/94 ! 57: */ ! 58: ! 59: #include <sys/param.h> ! 60: #include <sys/systm.h> ! 61: #include <sys/namei.h> ! 62: #include <sys/resourcevar.h> ! 63: #include <sys/kernel.h> ! 64: #include <sys/file.h> ! 65: #include <sys/stat.h> ! 66: #include <sys/buf.h> ! 67: #include <sys/proc.h> ! 68: #include <sys/conf.h> ! 69: #include <sys/mount.h> ! 70: #include <sys/vnode.h> ! 71: #include <sys/malloc.h> ! 72: ! 73: #include <vm/vm.h> ! 74: ! 75: #include <miscfs/specfs/specdev.h> ! 76: #include <miscfs/fifofs/fifo.h> ! 77: ! 78: #include <ufs/ufs/quota.h> ! 79: #include <ufs/ufs/inode.h> ! 80: #include <ufs/ufs/dir.h> ! 81: #include <ufs/ufs/ufsmount.h> ! 82: #include <ufs/ufs/ufs_extern.h> ! 83: ! 84: #include <ufs/lfs/lfs.h> ! 85: #include <ufs/lfs/lfs_extern.h> ! 86: ! 87: /* Global vfs data structures for lfs. */ ! 88: int (**lfs_vnodeop_p)(); ! 89: struct vnodeopv_entry_desc lfs_vnodeop_entries[] = { ! 90: { &vop_default_desc, vn_default_error }, ! 91: { &vop_lookup_desc, ufs_lookup }, /* lookup */ ! 92: { &vop_create_desc, ufs_create }, /* create */ ! 93: { &vop_whiteout_desc, ufs_whiteout }, /* whiteout */ ! 94: { &vop_mknod_desc, ufs_mknod }, /* mknod */ ! 95: { &vop_open_desc, ufs_open }, /* open */ ! 96: { &vop_close_desc, lfs_close }, /* close */ ! 97: { &vop_access_desc, ufs_access }, /* access */ ! 98: { &vop_getattr_desc, lfs_getattr }, /* getattr */ ! 99: { &vop_setattr_desc, ufs_setattr }, /* setattr */ ! 100: { &vop_read_desc, lfs_read }, /* read */ ! 101: { &vop_write_desc, lfs_write }, /* write */ ! 102: { &vop_lease_desc, ufs_lease_check }, /* lease */ ! 103: { &vop_ioctl_desc, ufs_ioctl }, /* ioctl */ ! 104: { &vop_select_desc, ufs_select }, /* select */ ! 105: { &vop_mmap_desc, ufs_mmap }, /* mmap */ ! 106: { &vop_fsync_desc, lfs_fsync }, /* fsync */ ! 107: { &vop_seek_desc, ufs_seek }, /* seek */ ! 108: { &vop_remove_desc, ufs_remove }, /* remove */ ! 109: { &vop_link_desc, ufs_link }, /* link */ ! 110: { &vop_rename_desc, ufs_rename }, /* rename */ ! 111: { &vop_mkdir_desc, ufs_mkdir }, /* mkdir */ ! 112: { &vop_rmdir_desc, ufs_rmdir }, /* rmdir */ ! 113: { &vop_symlink_desc, ufs_symlink }, /* symlink */ ! 114: { &vop_readdir_desc, ufs_readdir }, /* readdir */ ! 115: { &vop_readlink_desc, ufs_readlink }, /* readlink */ ! 116: { &vop_abortop_desc, ufs_abortop }, /* abortop */ ! 117: { &vop_inactive_desc, lfs_inactive }, /* inactive */ ! 118: { &vop_reclaim_desc, lfs_reclaim }, /* reclaim */ ! 119: { &vop_lock_desc, ufs_lock }, /* lock */ ! 120: { &vop_unlock_desc, ufs_unlock }, /* unlock */ ! 121: { &vop_bmap_desc, ufs_bmap }, /* bmap */ ! 122: { &vop_strategy_desc, ufs_strategy }, /* strategy */ ! 123: { &vop_print_desc, ufs_print }, /* print */ ! 124: { &vop_islocked_desc, ufs_islocked }, /* islocked */ ! 125: { &vop_pathconf_desc, ufs_pathconf }, /* pathconf */ ! 126: { &vop_advlock_desc, ufs_advlock }, /* advlock */ ! 127: { &vop_blkatoff_desc, lfs_blkatoff }, /* blkatoff */ ! 128: { &vop_valloc_desc, lfs_valloc }, /* valloc */ ! 129: { &vop_vfree_desc, lfs_vfree }, /* vfree */ ! 130: { &vop_truncate_desc, lfs_truncate }, /* truncate */ ! 131: { &vop_update_desc, lfs_update }, /* update */ ! 132: { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */ ! 133: { &vop_pgrd_desc, lfs_pgrg }, /* pager read */ ! 134: { &vop_pgwr_desc, lfs_pgwr }, /* pager write */ ! 135: { (struct vnodeop_desc*)NULL, (int(*)())NULL } ! 136: }; ! 137: struct vnodeopv_desc lfs_vnodeop_opv_desc = ! 138: { &lfs_vnodeop_p, lfs_vnodeop_entries }; ! 139: ! 140: int (**lfs_specop_p)(); ! 141: struct vnodeopv_entry_desc lfs_specop_entries[] = { ! 142: { &vop_default_desc, vn_default_error }, ! 143: { &vop_lookup_desc, spec_lookup }, /* lookup */ ! 144: { &vop_create_desc, spec_create }, /* create */ ! 145: { &vop_mknod_desc, spec_mknod }, /* mknod */ ! 146: { &vop_open_desc, spec_open }, /* open */ ! 147: { &vop_close_desc, ufsspec_close }, /* close */ ! 148: { &vop_access_desc, ufs_access }, /* access */ ! 149: { &vop_getattr_desc, lfs_getattr }, /* getattr */ ! 150: { &vop_setattr_desc, ufs_setattr }, /* setattr */ ! 151: { &vop_read_desc, ufsspec_read }, /* read */ ! 152: { &vop_write_desc, ufsspec_write }, /* write */ ! 153: { &vop_lease_desc, spec_lease_check }, /* lease */ ! 154: { &vop_ioctl_desc, spec_ioctl }, /* ioctl */ ! 155: { &vop_select_desc, spec_select }, /* select */ ! 156: { &vop_mmap_desc, spec_mmap }, /* mmap */ ! 157: { &vop_fsync_desc, spec_fsync }, /* fsync */ ! 158: { &vop_seek_desc, spec_seek }, /* seek */ ! 159: { &vop_remove_desc, spec_remove }, /* remove */ ! 160: { &vop_link_desc, spec_link }, /* link */ ! 161: { &vop_rename_desc, spec_rename }, /* rename */ ! 162: { &vop_mkdir_desc, spec_mkdir }, /* mkdir */ ! 163: { &vop_rmdir_desc, spec_rmdir }, /* rmdir */ ! 164: { &vop_symlink_desc, spec_symlink }, /* symlink */ ! 165: { &vop_readdir_desc, spec_readdir }, /* readdir */ ! 166: { &vop_readlink_desc, spec_readlink }, /* readlink */ ! 167: { &vop_abortop_desc, spec_abortop }, /* abortop */ ! 168: { &vop_inactive_desc, lfs_inactive }, /* inactive */ ! 169: { &vop_reclaim_desc, lfs_reclaim }, /* reclaim */ ! 170: { &vop_lock_desc, ufs_lock }, /* lock */ ! 171: { &vop_unlock_desc, ufs_unlock }, /* unlock */ ! 172: { &vop_bmap_desc, spec_bmap }, /* bmap */ ! 173: { &vop_strategy_desc, spec_strategy }, /* strategy */ ! 174: { &vop_print_desc, ufs_print }, /* print */ ! 175: { &vop_islocked_desc, ufs_islocked }, /* islocked */ ! 176: { &vop_pathconf_desc, spec_pathconf }, /* pathconf */ ! 177: { &vop_advlock_desc, spec_advlock }, /* advlock */ ! 178: { &vop_blkatoff_desc, spec_blkatoff }, /* blkatoff */ ! 179: { &vop_valloc_desc, spec_valloc }, /* valloc */ ! 180: { &vop_vfree_desc, lfs_vfree }, /* vfree */ ! 181: { &vop_truncate_desc, spec_truncate }, /* truncate */ ! 182: { &vop_update_desc, lfs_update }, /* update */ ! 183: { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */ ! 184: { (struct vnodeop_desc*)NULL, (int(*)())NULL } ! 185: }; ! 186: struct vnodeopv_desc lfs_specop_opv_desc = ! 187: { &lfs_specop_p, lfs_specop_entries }; ! 188: ! 189: #if FIFO ! 190: int (**lfs_fifoop_p)(); ! 191: struct vnodeopv_entry_desc lfs_fifoop_entries[] = { ! 192: { &vop_default_desc, vn_default_error }, ! 193: { &vop_lookup_desc, fifo_lookup }, /* lookup */ ! 194: { &vop_create_desc, fifo_create }, /* create */ ! 195: { &vop_mknod_desc, fifo_mknod }, /* mknod */ ! 196: { &vop_open_desc, fifo_open }, /* open */ ! 197: { &vop_close_desc, ufsfifo_close }, /* close */ ! 198: { &vop_access_desc, ufs_access }, /* access */ ! 199: { &vop_getattr_desc, lfs_getattr }, /* getattr */ ! 200: { &vop_setattr_desc, ufs_setattr }, /* setattr */ ! 201: { &vop_read_desc, ufsfifo_read }, /* read */ ! 202: { &vop_write_desc, ufsfifo_write }, /* write */ ! 203: { &vop_lease_desc, fifo_lease_check }, /* lease */ ! 204: { &vop_ioctl_desc, fifo_ioctl }, /* ioctl */ ! 205: { &vop_select_desc, fifo_select }, /* select */ ! 206: { &vop_mmap_desc, fifo_mmap }, /* mmap */ ! 207: { &vop_fsync_desc, fifo_fsync }, /* fsync */ ! 208: { &vop_seek_desc, fifo_seek }, /* seek */ ! 209: { &vop_remove_desc, fifo_remove }, /* remove */ ! 210: { &vop_link_desc, fifo_link }, /* link */ ! 211: { &vop_rename_desc, fifo_rename }, /* rename */ ! 212: { &vop_mkdir_desc, fifo_mkdir }, /* mkdir */ ! 213: { &vop_rmdir_desc, fifo_rmdir }, /* rmdir */ ! 214: { &vop_symlink_desc, fifo_symlink }, /* symlink */ ! 215: { &vop_readdir_desc, fifo_readdir }, /* readdir */ ! 216: { &vop_readlink_desc, fifo_readlink }, /* readlink */ ! 217: { &vop_abortop_desc, fifo_abortop }, /* abortop */ ! 218: { &vop_inactive_desc, lfs_inactive }, /* inactive */ ! 219: { &vop_reclaim_desc, lfs_reclaim }, /* reclaim */ ! 220: { &vop_lock_desc, ufs_lock }, /* lock */ ! 221: { &vop_unlock_desc, ufs_unlock }, /* unlock */ ! 222: { &vop_bmap_desc, fifo_bmap }, /* bmap */ ! 223: { &vop_strategy_desc, fifo_strategy }, /* strategy */ ! 224: { &vop_print_desc, ufs_print }, /* print */ ! 225: { &vop_islocked_desc, ufs_islocked }, /* islocked */ ! 226: { &vop_pathconf_desc, fifo_pathconf }, /* pathconf */ ! 227: { &vop_advlock_desc, fifo_advlock }, /* advlock */ ! 228: { &vop_blkatoff_desc, fifo_blkatoff }, /* blkatoff */ ! 229: { &vop_valloc_desc, fifo_valloc }, /* valloc */ ! 230: { &vop_vfree_desc, lfs_vfree }, /* vfree */ ! 231: { &vop_truncate_desc, fifo_truncate }, /* truncate */ ! 232: { &vop_update_desc, lfs_update }, /* update */ ! 233: { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */ ! 234: { (struct vnodeop_desc*)NULL, (int(*)())NULL } ! 235: }; ! 236: struct vnodeopv_desc lfs_fifoop_opv_desc = ! 237: { &lfs_fifoop_p, lfs_fifoop_entries }; ! 238: #endif /* FIFO */ ! 239: ! 240: #define LFS_READWRITE ! 241: #include <ufs/ufs/ufs_readwrite.c> ! 242: #undef LFS_READWRITE ! 243: ! 244: /* ! 245: * Synch an open file. ! 246: */ ! 247: /* ARGSUSED */ ! 248: lfs_fsync(ap) ! 249: struct vop_fsync_args /* { ! 250: struct vnode *a_vp; ! 251: struct ucred *a_cred; ! 252: int a_waitfor; ! 253: struct proc *a_p; ! 254: } */ *ap; ! 255: { ! 256: struct timeval tv; ! 257: ! 258: tv = time; ! 259: return (VOP_UPDATE(ap->a_vp, &tv, &tv, ! 260: ap->a_waitfor == MNT_WAIT ? LFS_SYNC : 0)); ! 261: } ! 262: ! 263: /* ! 264: * These macros are used to bracket UFS directory ops, so that we can ! 265: * identify all the pages touched during directory ops which need to ! 266: * be ordered and flushed atomically, so that they may be recovered. ! 267: */ ! 268: #define SET_DIROP(fs) { \ ! 269: if ((fs)->lfs_writer) \ ! 270: tsleep(&(fs)->lfs_dirops, PRIBIO + 1, "lfs_dirop", 0); \ ! 271: ++(fs)->lfs_dirops; \ ! 272: (fs)->lfs_doifile = 1; \ ! 273: } ! 274: ! 275: #define SET_ENDOP(fs) { \ ! 276: --(fs)->lfs_dirops; \ ! 277: if (!(fs)->lfs_dirops) \ ! 278: wakeup(&(fs)->lfs_writer); \ ! 279: } ! 280: ! 281: #define MARK_VNODE(dvp) (dvp)->v_flag |= VDIROP ! 282: ! 283: int ! 284: lfs_symlink(ap) ! 285: struct vop_symlink_args /* { ! 286: struct vnode *a_dvp; ! 287: struct vnode **a_vpp; ! 288: struct componentname *a_cnp; ! 289: struct vattr *a_vap; ! 290: char *a_target; ! 291: } */ *ap; ! 292: { ! 293: int ret; ! 294: ! 295: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 296: MARK_VNODE(ap->a_dvp); ! 297: ret = ufs_symlink(ap); ! 298: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 299: return (ret); ! 300: } ! 301: ! 302: int ! 303: lfs_mknod(ap) ! 304: struct vop_mknod_args /* { ! 305: struct vnode *a_dvp; ! 306: struct vnode **a_vpp; ! 307: struct componentname *a_cnp; ! 308: struct vattr *a_vap; ! 309: } */ *ap; ! 310: { ! 311: int ret; ! 312: ! 313: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 314: MARK_VNODE(ap->a_dvp); ! 315: ret = ufs_mknod(ap); ! 316: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 317: return (ret); ! 318: } ! 319: ! 320: int ! 321: lfs_create(ap) ! 322: struct vop_create_args /* { ! 323: struct vnode *a_dvp; ! 324: struct vnode **a_vpp; ! 325: struct componentname *a_cnp; ! 326: struct vattr *a_vap; ! 327: } */ *ap; ! 328: { ! 329: int ret; ! 330: ! 331: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 332: MARK_VNODE(ap->a_dvp); ! 333: ret = ufs_create(ap); ! 334: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 335: return (ret); ! 336: } ! 337: ! 338: int ! 339: lfs_mkdir(ap) ! 340: struct vop_mkdir_args /* { ! 341: struct vnode *a_dvp; ! 342: struct vnode **a_vpp; ! 343: struct componentname *a_cnp; ! 344: struct vattr *a_vap; ! 345: } */ *ap; ! 346: { ! 347: int ret; ! 348: ! 349: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 350: MARK_VNODE(ap->a_dvp); ! 351: ret = ufs_mkdir(ap); ! 352: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 353: return (ret); ! 354: } ! 355: ! 356: int ! 357: lfs_remove(ap) ! 358: struct vop_remove_args /* { ! 359: struct vnode *a_dvp; ! 360: struct vnode *a_vp; ! 361: struct componentname *a_cnp; ! 362: } */ *ap; ! 363: { ! 364: int ret; ! 365: ! 366: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 367: MARK_VNODE(ap->a_dvp); ! 368: MARK_VNODE(ap->a_vp); ! 369: ret = ufs_remove(ap); ! 370: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 371: return (ret); ! 372: } ! 373: ! 374: int ! 375: lfs_rmdir(ap) ! 376: struct vop_rmdir_args /* { ! 377: struct vnodeop_desc *a_desc; ! 378: struct vnode *a_dvp; ! 379: struct vnode *a_vp; ! 380: struct componentname *a_cnp; ! 381: } */ *ap; ! 382: { ! 383: int ret; ! 384: ! 385: SET_DIROP(VTOI(ap->a_dvp)->i_lfs); ! 386: MARK_VNODE(ap->a_dvp); ! 387: MARK_VNODE(ap->a_vp); ! 388: ret = ufs_rmdir(ap); ! 389: SET_ENDOP(VTOI(ap->a_dvp)->i_lfs); ! 390: return (ret); ! 391: } ! 392: ! 393: int ! 394: lfs_link(ap) ! 395: struct vop_link_args /* { ! 396: struct vnode *a_vp; ! 397: struct vnode *a_tdvp; ! 398: struct componentname *a_cnp; ! 399: } */ *ap; ! 400: { ! 401: int ret; ! 402: ! 403: SET_DIROP(VTOI(ap->a_vp)->i_lfs); ! 404: MARK_VNODE(ap->a_vp); ! 405: ret = ufs_link(ap); ! 406: SET_ENDOP(VTOI(ap->a_vp)->i_lfs); ! 407: return (ret); ! 408: } ! 409: ! 410: int ! 411: lfs_rename(ap) ! 412: struct vop_rename_args /* { ! 413: struct vnode *a_fdvp; ! 414: struct vnode *a_fvp; ! 415: struct componentname *a_fcnp; ! 416: struct vnode *a_tdvp; ! 417: struct vnode *a_tvp; ! 418: struct componentname *a_tcnp; ! 419: } */ *ap; ! 420: { ! 421: int ret; ! 422: ! 423: SET_DIROP(VTOI(ap->a_fdvp)->i_lfs); ! 424: MARK_VNODE(ap->a_fdvp); ! 425: MARK_VNODE(ap->a_tdvp); ! 426: ret = ufs_rename(ap); ! 427: SET_ENDOP(VTOI(ap->a_fdvp)->i_lfs); ! 428: return (ret); ! 429: } ! 430: /* XXX hack to avoid calling ITIMES in getattr */ ! 431: int ! 432: lfs_getattr(ap) ! 433: struct vop_getattr_args /* { ! 434: struct vnode *a_vp; ! 435: struct vattr *a_vap; ! 436: struct ucred *a_cred; ! 437: struct proc *a_p; ! 438: } */ *ap; ! 439: { ! 440: register struct vnode *vp = ap->a_vp; ! 441: register struct inode *ip = VTOI(vp); ! 442: register struct vattr *vap = ap->a_vap; ! 443: /* ! 444: * Copy from inode table ! 445: */ ! 446: vap->va_fsid = ip->i_dev; ! 447: vap->va_fileid = ip->i_number; ! 448: vap->va_mode = ip->i_mode & ~IFMT; ! 449: vap->va_nlink = ip->i_nlink; ! 450: vap->va_uid = ip->i_uid; ! 451: vap->va_gid = ip->i_gid; ! 452: vap->va_rdev = (dev_t)ip->i_rdev; ! 453: vap->va_size = ip->i_din.di_size; ! 454: vap->va_atime = ip->i_atime; ! 455: vap->va_mtime = ip->i_mtime; ! 456: vap->va_ctime = ip->i_ctime; ! 457: vap->va_flags = ip->i_flags; ! 458: vap->va_gen = ip->i_gen; ! 459: /* this doesn't belong here */ ! 460: if (vp->v_type == VBLK) ! 461: vap->va_blocksize = BLKDEV_IOSIZE; ! 462: else if (vp->v_type == VCHR) ! 463: vap->va_blocksize = MAXPHYSIO; ! 464: else ! 465: vap->va_blocksize = vp->v_mount->mnt_stat.f_iosize; ! 466: vap->va_bytes = dbtob(ip->i_blocks); ! 467: vap->va_type = vp->v_type; ! 468: vap->va_filerev = ip->i_modrev; ! 469: return (0); ! 470: } ! 471: /* ! 472: * Close called ! 473: * ! 474: * XXX -- we were using ufs_close, but since it updates the ! 475: * times on the inode, we might need to bump the uinodes ! 476: * count. ! 477: */ ! 478: /* ARGSUSED */ ! 479: int ! 480: lfs_close(ap) ! 481: struct vop_close_args /* { ! 482: struct vnode *a_vp; ! 483: int a_fflag; ! 484: struct ucred *a_cred; ! 485: struct proc *a_p; ! 486: } */ *ap; ! 487: { ! 488: register struct vnode *vp = ap->a_vp; ! 489: register struct inode *ip = VTOI(vp); ! 490: int mod; ! 491: ! 492: if (vp->v_usecount > 1 && !(ip->i_flag & IN_LOCKED)) { ! 493: mod = ip->i_flag & IN_MODIFIED; ! 494: ITIMES(ip, &time, &time); ! 495: if (!mod && ip->i_flag & IN_MODIFIED) ! 496: ip->i_lfs->lfs_uinodes++; ! 497: } ! 498: return (0); ! 499: } ! 500: ! 501: /* ! 502: * Stub inactive routine that avoid calling ufs_inactive in some cases. ! 503: */ ! 504: int lfs_no_inactive = 0; ! 505: ! 506: int ! 507: lfs_inactive(ap) ! 508: struct vop_inactive_args /* { ! 509: struct vnode *a_vp; ! 510: } */ *ap; ! 511: { ! 512: ! 513: if (lfs_no_inactive) ! 514: return (0); ! 515: return (ufs_inactive(ap)); ! 516: } ! 517: ! 518: /* ! 519: * Reclaim an inode so that it can be used for other purposes. ! 520: */ ! 521: int ! 522: lfs_reclaim(ap) ! 523: struct vop_reclaim_args /* { ! 524: struct vnode *a_vp; ! 525: } */ *ap; ! 526: { ! 527: register struct vnode *vp = ap->a_vp; ! 528: int error; ! 529: ! 530: if (error = ufs_reclaim(vp)) ! 531: return (error); ! 532: FREE(vp->v_data, M_LFSNODE); ! 533: vp->v_data = NULL; ! 534: return (0); ! 535: }
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