| ffs_inode.c (170174) | ffs_inode.c (173464) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. 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 --- 16 unchanged lines hidden (view full) --- 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)ffs_inode.c 8.13 (Berkeley) 4/21/95 30 */ 31 32#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. 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 --- 16 unchanged lines hidden (view full) --- 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)ffs_inode.c 8.13 (Berkeley) 4/21/95 30 */ 31 32#include <sys/cdefs.h> |
| 33__FBSDID("$FreeBSD: head/sys/ufs/ffs/ffs_inode.c 170174 2007-06-01 01:12:45Z jeff $"); | 33__FBSDID("$FreeBSD: head/sys/ufs/ffs/ffs_inode.c 173464 2007-11-08 17:21:51Z obrien $"); |
| 34 35#include "opt_quota.h" 36 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/mount.h> 40#include <sys/proc.h> 41#include <sys/bio.h> --- 179 unchanged lines hidden (view full) --- 221 } 222 if ((flags & IO_NORMAL) == 0) 223 return (0); 224 if (length > fs->fs_maxfilesize) 225 return (EFBIG); 226 if (vp->v_type == VLNK && 227 (ip->i_size < vp->v_mount->mnt_maxsymlinklen || 228 datablocks == 0)) { | 34 35#include "opt_quota.h" 36 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/mount.h> 40#include <sys/proc.h> 41#include <sys/bio.h> --- 179 unchanged lines hidden (view full) --- 221 } 222 if ((flags & IO_NORMAL) == 0) 223 return (0); 224 if (length > fs->fs_maxfilesize) 225 return (EFBIG); 226 if (vp->v_type == VLNK && 227 (ip->i_size < vp->v_mount->mnt_maxsymlinklen || 228 datablocks == 0)) { |
| 229#ifdef DIAGNOSTIC | 229#ifdef INVARIANTS |
| 230 if (length != 0) 231 panic("ffs_truncate: partial truncate of symlink"); 232#endif 233 bzero(SHORTLINK(ip), (u_int)ip->i_size); 234 ip->i_size = 0; 235 DIP_SET(ip, i_size, 0); 236 ip->i_flag |= IN_CHANGE | IN_UPDATE; 237 if (needextclean) --- 236 unchanged lines hidden (view full) --- 474 */ 475 bn += numfrags(fs, newspace); 476 ffs_blkfree(ump, fs, ip->i_devvp, bn, 477 oldspace - newspace, ip->i_number); 478 blocksreleased += btodb(oldspace - newspace); 479 } 480 } 481done: | 230 if (length != 0) 231 panic("ffs_truncate: partial truncate of symlink"); 232#endif 233 bzero(SHORTLINK(ip), (u_int)ip->i_size); 234 ip->i_size = 0; 235 DIP_SET(ip, i_size, 0); 236 ip->i_flag |= IN_CHANGE | IN_UPDATE; 237 if (needextclean) --- 236 unchanged lines hidden (view full) --- 474 */ 475 bn += numfrags(fs, newspace); 476 ffs_blkfree(ump, fs, ip->i_devvp, bn, 477 oldspace - newspace, ip->i_number); 478 blocksreleased += btodb(oldspace - newspace); 479 } 480 } 481done: |
| 482#ifdef DIAGNOSTIC | 482#ifdef INVARIANTS |
| 483 for (level = SINGLE; level <= TRIPLE; level++) 484 if (newblks[NDADDR + level] != DIP(ip, i_ib[level])) 485 panic("ffs_truncate1"); 486 for (i = 0; i < NDADDR; i++) 487 if (newblks[i] != DIP(ip, i_db[i])) 488 panic("ffs_truncate2"); 489 VI_LOCK(vp); 490 if (length == 0 && 491 (fs->fs_magic != FS_UFS2_MAGIC || ip->i_din2->di_extsize == 0) && 492 (vp->v_bufobj.bo_dirty.bv_cnt > 0 || 493 vp->v_bufobj.bo_clean.bv_cnt > 0)) 494 panic("ffs_truncate3"); 495 VI_UNLOCK(vp); | 483 for (level = SINGLE; level <= TRIPLE; level++) 484 if (newblks[NDADDR + level] != DIP(ip, i_ib[level])) 485 panic("ffs_truncate1"); 486 for (i = 0; i < NDADDR; i++) 487 if (newblks[i] != DIP(ip, i_db[i])) 488 panic("ffs_truncate2"); 489 VI_LOCK(vp); 490 if (length == 0 && 491 (fs->fs_magic != FS_UFS2_MAGIC || ip->i_din2->di_extsize == 0) && 492 (vp->v_bufobj.bo_dirty.bv_cnt > 0 || 493 vp->v_bufobj.bo_clean.bv_cnt > 0)) 494 panic("ffs_truncate3"); 495 VI_UNLOCK(vp); |
| 496#endif /* DIAGNOSTIC */ | 496#endif /* INVARIANTS */ |
| 497 /* 498 * Put back the real size. 499 */ 500 ip->i_size = length; 501 DIP_SET(ip, i_size, length); 502 DIP_SET(ip, i_blocks, DIP(ip, i_blocks) - blocksreleased); 503 504 if (DIP(ip, i_blocks) < 0) /* sanity */ --- 143 unchanged lines hidden --- | 497 /* 498 * Put back the real size. 499 */ 500 ip->i_size = length; 501 DIP_SET(ip, i_size, length); 502 DIP_SET(ip, i_blocks, DIP(ip, i_blocks) - blocksreleased); 503 504 if (DIP(ip, i_blocks) < 0) /* sanity */ --- 143 unchanged lines hidden --- |