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   1 /* -*- linux-c -*- */
   2
   3 /* fs/reiserfs/procfs.c */
   4
   5 /*
   6  * Copyright 2000 by Hans Reiser, licensing governed by reiserfs/README
   7  */
   8
   9 /* proc info support a la one created by Sizif@Botik.RU for PGC */
  10
  11 /* $Id: procfs.c,v 1.1.8.2 2001/07/15 17:08:42 god Exp $ */
  12
  13 #include <linux/config.h>
  14 #include <linux/module.h>
  15 #include <linux/time.h>
  16 #include <linux/seq_file.h>
  17 #include <asm/uaccess.h>
  18 #include <linux/reiserfs_fs.h>
  19 #include <linux/reiserfs_fs_sb.h>
  20 #include <linux/smp_lock.h>
  21 #include <linux/init.h>
  22 #include <linux/proc_fs.h>
  23
  24 #if defined( REISERFS_PROC_INFO )
  25
  26 /*
  27  * LOCKING:
  28  *
  29  * We rely on new Alexander Viro's super-block locking.
  30  *
  31  */
  32
  33 static int show_version(struct seq_file *m, struct super_block *sb)
  34 {
  35         char *format;
  36
  37         if (REISERFS_SB(sb)->s_properties & (1 << REISERFS_3_6)) {
  38                 format = "3.6";
  39         } else if (REISERFS_SB(sb)->s_properties & (1 << REISERFS_3_5)) {
  40                 format = "3.5";
  41         } else {
  42                 format = "unknown";
  43         }
  44
  45         seq_printf(m, "%s format\twith checks %s\n", format,
  46 #if defined( CONFIG_REISERFS_CHECK )
  47                    "on"
  48 #else
  49                    "off"
  50 #endif
  51             );
  52         return 0;
  53 }
  54
  55 int reiserfs_global_version_in_proc(char *buffer, char **start, off_t offset,
  56                                     int count, int *eof, void *data)
  57 {
  58         *start = buffer;
  59         *eof = 1;
  60         return 0;
  61 }
  62
  63 #define SF( x ) ( r -> x )
  64 #define SFP( x ) SF( s_proc_info_data.x )
  65 #define SFPL( x ) SFP( x[ level ] )
  66 #define SFPF( x ) SFP( scan_bitmap.x )
  67 #define SFPJ( x ) SFP( journal.x )
  68
  69 #define D2C( x ) le16_to_cpu( x )
  70 #define D4C( x ) le32_to_cpu( x )
  71 #define DF( x ) D2C( rs -> s_v1.x )
  72 #define DFL( x ) D4C( rs -> s_v1.x )
  73
  74 #define objectid_map( s, rs ) (old_format_only (s) ?                            \
  75                          (__le32 *)((struct reiserfs_super_block_v1 *)rs + 1) : \
  76                          (__le32 *)(rs + 1))
  77 #define MAP( i ) D4C( objectid_map( sb, rs )[ i ] )
  78
  79 #define DJF( x ) le32_to_cpu( rs -> x )
  80 #define DJV( x ) le32_to_cpu( s_v1 -> x )
  81 #define DJP( x ) le32_to_cpu( jp -> x )
  82 #define JF( x ) ( r -> s_journal -> x )
  83
  84 static int show_super(struct seq_file *m, struct super_block *sb)
  85 {
  86         struct reiserfs_sb_info *r = REISERFS_SB(sb);
  87
  88         seq_printf(m, "state: \t%s\n"
  89                    "mount options: \t%s%s%s%s%s%s%s%s%s%s%s\n"
  90                    "gen. counter: \t%i\n"
  91                    "s_kmallocs: \t%i\n"
  92                    "s_disk_reads: \t%i\n"
  93                    "s_disk_writes: \t%i\n"
  94                    "s_fix_nodes: \t%i\n"
  95                    "s_do_balance: \t%i\n"
  96                    "s_unneeded_left_neighbor: \t%i\n"
  97                    "s_good_search_by_key_reada: \t%i\n"
  98                    "s_bmaps: \t%i\n"
  99                    "s_bmaps_without_search: \t%i\n"
 100                    "s_direct2indirect: \t%i\n"
 101                    "s_indirect2direct: \t%i\n"
 102                    "\n"
 103                    "max_hash_collisions: \t%i\n"
 104                    "breads: \t%lu\n"
 105                    "bread_misses: \t%lu\n"
 106                    "search_by_key: \t%lu\n"
 107                    "search_by_key_fs_changed: \t%lu\n"
 108                    "search_by_key_restarted: \t%lu\n"
 109                    "insert_item_restarted: \t%lu\n"
 110                    "paste_into_item_restarted: \t%lu\n"
 111                    "cut_from_item_restarted: \t%lu\n"
 112                    "delete_solid_item_restarted: \t%lu\n"
 113                    "delete_item_restarted: \t%lu\n"
 114                    "leaked_oid: \t%lu\n"
 115                    "leaves_removable: \t%lu\n",
 116                    SF(s_mount_state) == REISERFS_VALID_FS ?
 117                    "REISERFS_VALID_FS" : "REISERFS_ERROR_FS",
 118                    reiserfs_r5_hash(sb) ? "FORCE_R5 " : "",
 119                    reiserfs_rupasov_hash(sb) ? "FORCE_RUPASOV " : "",
 120                    reiserfs_tea_hash(sb) ? "FORCE_TEA " : "",
 121                    reiserfs_hash_detect(sb) ? "DETECT_HASH " : "",
 122                    reiserfs_no_border(sb) ? "NO_BORDER " : "BORDER ",
 123                    reiserfs_no_unhashed_relocation(sb) ?
 124                    "NO_UNHASHED_RELOCATION " : "",
 125                    reiserfs_hashed_relocation(sb) ? "UNHASHED_RELOCATION " : "",
 126                    reiserfs_test4(sb) ? "TEST4 " : "",
 127                    have_large_tails(sb) ? "TAILS " : have_small_tails(sb) ?
 128                    "SMALL_TAILS " : "NO_TAILS ",
 129                    replay_only(sb) ? "REPLAY_ONLY " : "",
 130                    convert_reiserfs(sb) ? "CONV " : "",
 131                    atomic_read(&r->s_generation_counter), SF(s_kmallocs),
 132                    SF(s_disk_reads), SF(s_disk_writes), SF(s_fix_nodes),
 133                    SF(s_do_balance), SF(s_unneeded_left_neighbor),
 134                    SF(s_good_search_by_key_reada), SF(s_bmaps),
 135                    SF(s_bmaps_without_search), SF(s_direct2indirect),
 136                    SF(s_indirect2direct), SFP(max_hash_collisions), SFP(breads),
 137                    SFP(bread_miss), SFP(search_by_key),
 138                    SFP(search_by_key_fs_changed), SFP(search_by_key_restarted),
 139                    SFP(insert_item_restarted), SFP(paste_into_item_restarted),
 140                    SFP(cut_from_item_restarted),
 141                    SFP(delete_solid_item_restarted), SFP(delete_item_restarted),
 142                    SFP(leaked_oid), SFP(leaves_removable));
 143
 144         return 0;
 145 }
 146
 147 static int show_per_level(struct seq_file *m, struct super_block *sb)
 148 {
 149         struct reiserfs_sb_info *r = REISERFS_SB(sb);
 150         int level;
 151
 152         seq_printf(m, "level\t"
 153                    "     balances"
 154                    " [sbk:  reads"
 155                    "   fs_changed"
 156                    "   restarted]"
 157                    "   free space"
 158                    "        items"
 159                    "   can_remove"
 160                    "         lnum"
 161                    "         rnum"
 162                    "       lbytes"
 163                    "       rbytes"
 164                    "     get_neig"
 165                    " get_neig_res" "  need_l_neig" "  need_r_neig" "\n");
 166
 167         for (level = 0; level < MAX_HEIGHT; ++level) {
 168                 seq_printf(m, "%i\t"
 169                            " %12lu"
 170                            " %12lu"
 171                            " %12lu"
 172                            " %12lu"
 173                            " %12lu"
 174                            " %12lu"
 175                            " %12lu"
 176                            " %12li"
 177                            " %12li"
 178                            " %12li"
 179                            " %12li"
 180                            " %12lu"
 181                            " %12lu"
 182                            " %12lu"
 183                            " %12lu"
 184                            "\n",
 185                            level,
 186                            SFPL(balance_at),
 187                            SFPL(sbk_read_at),
 188                            SFPL(sbk_fs_changed),
 189                            SFPL(sbk_restarted),
 190                            SFPL(free_at),
 191                            SFPL(items_at),
 192                            SFPL(can_node_be_removed),
 193                            SFPL(lnum),
 194                            SFPL(rnum),
 195                            SFPL(lbytes),
 196                            SFPL(rbytes),
 197                            SFPL(get_neighbors),
 198                            SFPL(get_neighbors_restart),
 199                            SFPL(need_l_neighbor), SFPL(need_r_neighbor)
 200                     );
 201         }
 202         return 0;
 203 }
 204
 205 static int show_bitmap(struct seq_file *m, struct super_block *sb)
 206 {
 207         struct reiserfs_sb_info *r = REISERFS_SB(sb);
 208
 209         seq_printf(m, "free_block: %lu\n"
 210                    "  scan_bitmap:"
 211                    "          wait"
 212                    "          bmap"
 213                    "         retry"
 214                    "        stolen"
 215                    "  journal_hint"
 216                    "journal_nohint"
 217                    "\n"
 218                    " %14lu"
 219                    " %14lu"
 220                    " %14lu"
 221                    " %14lu"
 222                    " %14lu"
 223                    " %14lu"
 224                    " %14lu"
 225                    "\n",
 226                    SFP(free_block),
 227                    SFPF(call),
 228                    SFPF(wait),
 229                    SFPF(bmap),
 230                    SFPF(retry),
 231                    SFPF(stolen),
 232                    SFPF(in_journal_hint), SFPF(in_journal_nohint));
 233
 234         return 0;
 235 }
 236
 237 static int show_on_disk_super(struct seq_file *m, struct super_block *sb)
 238 {
 239         struct reiserfs_sb_info *sb_info = REISERFS_SB(sb);
 240         struct reiserfs_super_block *rs = sb_info->s_rs;
 241         int hash_code = DFL(s_hash_function_code);
 242         __u32 flags = DJF(s_flags);
 243
 244         seq_printf(m, "block_count: \t%i\n"
 245                    "free_blocks: \t%i\n"
 246                    "root_block: \t%i\n"
 247                    "blocksize: \t%i\n"
 248                    "oid_maxsize: \t%i\n"
 249                    "oid_cursize: \t%i\n"
 250                    "umount_state: \t%i\n"
 251                    "magic: \t%10.10s\n"
 252                    "fs_state: \t%i\n"
 253                    "hash: \t%s\n"
 254                    "tree_height: \t%i\n"
 255                    "bmap_nr: \t%i\n"
 256                    "version: \t%i\n"
 257                    "flags: \t%x[%s]\n"
 258                    "reserved_for_journal: \t%i\n",
 259                    DFL(s_block_count),
 260                    DFL(s_free_blocks),
 261                    DFL(s_root_block),
 262                    DF(s_blocksize),
 263                    DF(s_oid_maxsize),
 264                    DF(s_oid_cursize),
 265                    DF(s_umount_state),
 266                    rs->s_v1.s_magic,
 267                    DF(s_fs_state),
 268                    hash_code == TEA_HASH ? "tea" :
 269                    (hash_code == YURA_HASH) ? "rupasov" :
 270                    (hash_code == R5_HASH) ? "r5" :
 271                    (hash_code == UNSET_HASH) ? "unset" : "unknown",
 272                    DF(s_tree_height),
 273                    DF(s_bmap_nr),
 274                    DF(s_version), flags, (flags & reiserfs_attrs_cleared)
 275                    ? "attrs_cleared" : "", DF(s_reserved_for_journal));
 276
 277         return 0;
 278 }
 279
 280 static int show_oidmap(struct seq_file *m, struct super_block *sb)
 281 {
 282         struct reiserfs_sb_info *sb_info = REISERFS_SB(sb);
 283         struct reiserfs_super_block *rs = sb_info->s_rs;
 284         unsigned int mapsize = le16_to_cpu(rs->s_v1.s_oid_cursize);
 285         unsigned long total_used = 0;
 286         int i;
 287
 288         for (i = 0; i < mapsize; ++i) {
 289                 __u32 right;
 290
 291                 right = (i == mapsize - 1) ? MAX_KEY_OBJECTID : MAP(i + 1);
 292                 seq_printf(m, "%s: [ %x .. %x )\n",
 293                            (i & 1) ? "free" : "used", MAP(i), right);
 294                 if (!(i & 1)) {
 295                         total_used += right - MAP(i);
 296                 }
 297         }
 298 #if defined( REISERFS_USE_OIDMAPF )
 299         if (sb_info->oidmap.use_file && (sb_info->oidmap.mapf != NULL)) {
 300                 loff_t size = sb_info->oidmap.mapf->f_dentry->d_inode->i_size;
 301                 total_used += size / sizeof(reiserfs_oidinterval_d_t);
 302         }
 303 #endif
 304         seq_printf(m, "total: \t%i [%i/%i] used: %lu [exact]\n",
 305                    mapsize,
 306                    mapsize, le16_to_cpu(rs->s_v1.s_oid_maxsize), total_used);
 307         return 0;
 308 }
 309
 310 static int show_journal(struct seq_file *m, struct super_block *sb)
 311 {
 312         struct reiserfs_sb_info *r = REISERFS_SB(sb);
 313         struct reiserfs_super_block *rs = r->s_rs;
 314         struct journal_params *jp = &rs->s_v1.s_journal;
 315         char b[BDEVNAME_SIZE];
 316
 317         seq_printf(m,           /* on-disk fields */
 318                    "jp_journal_1st_block: \t%i\n"
 319                    "jp_journal_dev: \t%s[%x]\n"
 320                    "jp_journal_size: \t%i\n"
 321                    "jp_journal_trans_max: \t%i\n"
 322                    "jp_journal_magic: \t%i\n"
 323                    "jp_journal_max_batch: \t%i\n"
 324                    "jp_journal_max_commit_age: \t%i\n"
 325                    "jp_journal_max_trans_age: \t%i\n"
 326                    /* incore fields */
 327                    "j_1st_reserved_block: \t%i\n"
 328                    "j_state: \t%li\n"
 329                    "j_trans_id: \t%lu\n"
 330                    "j_mount_id: \t%lu\n"
 331                    "j_start: \t%lu\n"
 332                    "j_len: \t%lu\n"
 333                    "j_len_alloc: \t%lu\n"
 334                    "j_wcount: \t%i\n"
 335                    "j_bcount: \t%lu\n"
 336                    "j_first_unflushed_offset: \t%lu\n"
 337                    "j_last_flush_trans_id: \t%lu\n"
 338                    "j_trans_start_time: \t%li\n"
 339                    "j_list_bitmap_index: \t%i\n"
 340                    "j_must_wait: \t%i\n"
 341                    "j_next_full_flush: \t%i\n"
 342                    "j_next_async_flush: \t%i\n"
 343                    "j_cnode_used: \t%i\n" "j_cnode_free: \t%i\n" "\n"
 344                    /* reiserfs_proc_info_data_t.journal fields */
 345                    "in_journal: \t%12lu\n"
 346                    "in_journal_bitmap: \t%12lu\n"
 347                    "in_journal_reusable: \t%12lu\n"
 348                    "lock_journal: \t%12lu\n"
 349                    "lock_journal_wait: \t%12lu\n"
 350                    "journal_begin: \t%12lu\n"
 351                    "journal_relock_writers: \t%12lu\n"
 352                    "journal_relock_wcount: \t%12lu\n"
 353                    "mark_dirty: \t%12lu\n"
 354                    "mark_dirty_already: \t%12lu\n"
 355                    "mark_dirty_notjournal: \t%12lu\n"
 356                    "restore_prepared: \t%12lu\n"
 357                    "prepare: \t%12lu\n"
 358                    "prepare_retry: \t%12lu\n",
 359                    DJP(jp_journal_1st_block),
 360                    bdevname(SB_JOURNAL(sb)->j_dev_bd, b),
 361                    DJP(jp_journal_dev),
 362                    DJP(jp_journal_size),
 363                    DJP(jp_journal_trans_max),
 364                    DJP(jp_journal_magic),
 365                    DJP(jp_journal_max_batch),
 366                    SB_JOURNAL(sb)->j_max_commit_age,
 367                    DJP(jp_journal_max_trans_age),
 368                    JF(j_1st_reserved_block),
 369                    JF(j_state),
 370                    JF(j_trans_id),
 371                    JF(j_mount_id),
 372                    JF(j_start),
 373                    JF(j_len),
 374                    JF(j_len_alloc),
 375                    atomic_read(&r->s_journal->j_wcount),
 376                    JF(j_bcount),
 377                    JF(j_first_unflushed_offset),
 378                    JF(j_last_flush_trans_id),
 379                    JF(j_trans_start_time),
 380                    JF(j_list_bitmap_index),
 381                    JF(j_must_wait),
 382                    JF(j_next_full_flush),
 383                    JF(j_next_async_flush),
 384                    JF(j_cnode_used),
 385                    JF(j_cnode_free),
 386                    SFPJ(in_journal),
 387                    SFPJ(in_journal_bitmap),
 388                    SFPJ(in_journal_reusable),
 389                    SFPJ(lock_journal),
 390                    SFPJ(lock_journal_wait),
 391                    SFPJ(journal_being),
 392                    SFPJ(journal_relock_writers),
 393                    SFPJ(journal_relock_wcount),
 394                    SFPJ(mark_dirty),
 395                    SFPJ(mark_dirty_already),
 396                    SFPJ(mark_dirty_notjournal),
 397                    SFPJ(restore_prepared), SFPJ(prepare), SFPJ(prepare_retry)
 398             );
 399         return 0;
 400 }
 401
 402 /* iterator */
 403 static int test_sb(struct super_block *sb, void *data)
 404 {
 405         return data == sb;
 406 }
 407
 408 static int set_sb(struct super_block *sb, void *data)
 409 {
 410         return -ENOENT;
 411 }
 412
 413 static void *r_start(struct seq_file *m, loff_t * pos)
 414 {
 415         struct proc_dir_entry *de = m->private;
 416         struct super_block *s = de->parent->data;
 417         loff_t l = *pos;
 418
 419         if (l)
 420                 return NULL;
 421
 422         if (IS_ERR(sget(&reiserfs_fs_type, test_sb, set_sb, s)))
 423                 return NULL;
 424
 425         up_write(&s->s_umount);
 426
 427         if (de->deleted) {
 428                 deactivate_super(s);
 429                 return NULL;
 430         }
 431
 432         return s;
 433 }
 434
 435 static void *r_next(struct seq_file *m, void *v, loff_t * pos)
 436 {
 437         ++*pos;
 438         if (v)
 439                 deactivate_super(v);
 440         return NULL;
 441 }
 442
 443 static void r_stop(struct seq_file *m, void *v)
 444 {
 445         if (v)
 446                 deactivate_super(v);
 447 }
 448
 449 static int r_show(struct seq_file *m, void *v)
 450 {
 451         struct proc_dir_entry *de = m->private;
 452         int (*show) (struct seq_file *, struct super_block *) = de->data;
 453         return show(m, v);
 454 }
 455
 456 static struct seq_operations r_ops = {
 457         .start = r_start,
 458         .next = r_next,
 459         .stop = r_stop,
 460         .show = r_show,
 461 };
 462
 463 static int r_open(struct inode *inode, struct file *file)
 464 {
 465         int ret = seq_open(file, &r_ops);
 466
 467         if (!ret) {
 468                 struct seq_file *m = file->private_data;
 469                 m->private = PDE(inode);
 470         }
 471         return ret;
 472 }
 473
 474 static struct file_operations r_file_operations = {
 475         .open = r_open,
 476         .read = seq_read,
 477         .llseek = seq_lseek,
 478         .release = seq_release,
 479 };
 480
 481 static struct proc_dir_entry *proc_info_root = NULL;
 482 static const char proc_info_root_name[] = "fs/reiserfs";
 483
 484 static void add_file(struct super_block *sb, char *name,
 485                      int (*func) (struct seq_file *, struct super_block *))
 486 {
 487         struct proc_dir_entry *de;
 488         de = create_proc_entry(name, 0, REISERFS_SB(sb)->procdir);
 489         if (de) {
 490                 de->data = func;
 491                 de->proc_fops = &r_file_operations;
 492         }
 493 }
 494
 495 int reiserfs_proc_info_init(struct super_block *sb)
 496 {
 497         spin_lock_init(&__PINFO(sb).lock);
 498         REISERFS_SB(sb)->procdir =
 499             proc_mkdir(reiserfs_bdevname(sb), proc_info_root);
 500         if (REISERFS_SB(sb)->procdir) {
 501                 REISERFS_SB(sb)->procdir->owner = THIS_MODULE;
 502                 REISERFS_SB(sb)->procdir->data = sb;
 503                 add_file(sb, "version", show_version);
 504                 add_file(sb, "super", show_super);
 505                 add_file(sb, "per-level", show_per_level);
 506                 add_file(sb, "bitmap", show_bitmap);
 507                 add_file(sb, "on-disk-super", show_on_disk_super);
 508                 add_file(sb, "oidmap", show_oidmap);
 509                 add_file(sb, "journal", show_journal);
 510                 return 0;
 511         }
 512         reiserfs_warning(sb, "reiserfs: cannot create /proc/%s/%s",
 513                          proc_info_root_name, reiserfs_bdevname(sb));
 514         return 1;
 515 }
 516
 517 int reiserfs_proc_info_done(struct super_block *sb)
 518 {
 519         struct proc_dir_entry *de = REISERFS_SB(sb)->procdir;
 520         if (de) {
 521                 remove_proc_entry("journal", de);
 522                 remove_proc_entry("oidmap", de);
 523                 remove_proc_entry("on-disk-super", de);
 524                 remove_proc_entry("bitmap", de);
 525                 remove_proc_entry("per-level", de);
 526                 remove_proc_entry("super", de);
 527                 remove_proc_entry("version", de);
 528         }
 529         spin_lock(&__PINFO(sb).lock);
 530         __PINFO(sb).exiting = 1;
 531         spin_unlock(&__PINFO(sb).lock);
 532         if (proc_info_root) {
 533                 remove_proc_entry(reiserfs_bdevname(sb), proc_info_root);
 534                 REISERFS_SB(sb)->procdir = NULL;
 535         }
 536         return 0;
 537 }
 538
 539 struct proc_dir_entry *reiserfs_proc_register_global(char *name,
 540                                                      read_proc_t * func)
 541 {
 542         return (proc_info_root) ? create_proc_read_entry(name, 0,
 543                                                          proc_info_root,
 544                                                          func, NULL) : NULL;
 545 }
 546
 547 void reiserfs_proc_unregister_global(const char *name)
 548 {
 549         remove_proc_entry(name, proc_info_root);
 550 }
 551
 552 int reiserfs_proc_info_global_init(void)
 553 {
 554         if (proc_info_root == NULL) {
 555                 proc_info_root = proc_mkdir(proc_info_root_name, NULL);
 556                 if (proc_info_root) {
 557                         proc_info_root->owner = THIS_MODULE;
 558                 } else {
 559                         reiserfs_warning(NULL,
 560                                          "reiserfs: cannot create /proc/%s",
 561                                          proc_info_root_name);
 562                         return 1;
 563                 }
 564         }
 565         return 0;
 566 }
 567
 568 int reiserfs_proc_info_global_done(void)
 569 {
 570         if (proc_info_root != NULL) {
 571                 proc_info_root = NULL;
 572                 remove_proc_entry(proc_info_root_name, NULL);
 573         }
 574         return 0;
 575 }
 576
 577 /* REISERFS_PROC_INFO */
 578 #else
 579
 580 int reiserfs_proc_info_init(struct super_block *sb)
 581 {
 582         return 0;
 583 }
 584 int reiserfs_proc_info_done(struct super_block *sb)
 585 {
 586         return 0;
 587 }
 588
 589 struct proc_dir_entry *reiserfs_proc_register_global(char *name,
 590                                                      read_proc_t * func)
 591 {
 592         return NULL;
 593 }
 594
 595 void reiserfs_proc_unregister_global(const char *name)
 596 {;
 597 }
 598
 599 int reiserfs_proc_info_global_init(void)
 600 {
 601         return 0;
 602 }
 603 int reiserfs_proc_info_global_done(void)
 604 {
 605         return 0;
 606 }
 607
 608 int reiserfs_global_version_in_proc(char *buffer, char **start,
 609                                     off_t offset,
 610                                     int count, int *eof, void *data)
 611 {
 612         return 0;
 613 }
 614
 615 /* REISERFS_PROC_INFO */
 616 #endif
 617
 618 /*
 619  * $Log: procfs.c,v $
 620  * Revision 1.1.8.2  2001/07/15 17:08:42  god
 621  *  . use get_super() in procfs.c
 622  *  . remove remove_save_link() from reiserfs_do_truncate()
 623  *
 624  * I accept terms and conditions stated in the Legal Agreement
 625  * (available at http://www.namesys.com/legalese.html)
 626  *
 627  * Revision 1.1.8.1  2001/07/11 16:48:50  god
 628  * proc info support
 629  *
 630  * I accept terms and conditions stated in the Legal Agreement
 631  * (available at http://www.namesys.com/legalese.html)
 632  *
 633  */
 634
 635 /*
 636  * Make Linus happy.
 637  * Local variables:
 638  * c-indentation-style: "K&R"
 639  * mode-name: "LC"
 640  * c-basic-offset: 8
 641  * tab-width: 8
 642  * End:
 643  */