diff options
Diffstat (limited to 'fs/reiserfs/prints.c')
| -rw-r--r-- | fs/reiserfs/prints.c | 1003 |
1 files changed, 514 insertions, 489 deletions
diff --git a/fs/reiserfs/prints.c b/fs/reiserfs/prints.c index 16fdca1..d55e164 100644 --- a/fs/reiserfs/prints.c +++ b/fs/reiserfs/prints.c @@ -15,168 +15,166 @@ static char error_buf[1024]; static char fmt_buf[1024]; static char off_buf[80]; - -static char * reiserfs_cpu_offset (struct cpu_key * key) +static char *reiserfs_cpu_offset(struct cpu_key *key) { - if (cpu_key_k_type(key) == TYPE_DIRENTRY) - sprintf (off_buf, "%Lu(%Lu)", - (unsigned long long)GET_HASH_VALUE (cpu_key_k_offset (key)), - (unsigned long long)GET_GENERATION_NUMBER (cpu_key_k_offset (key))); - else - sprintf (off_buf, "0x%Lx", (unsigned long long)cpu_key_k_offset (key)); - return off_buf; + if (cpu_key_k_type(key) == TYPE_DIRENTRY) + sprintf(off_buf, "%Lu(%Lu)", + (unsigned long long) + GET_HASH_VALUE(cpu_key_k_offset(key)), + (unsigned long long) + GET_GENERATION_NUMBER(cpu_key_k_offset(key))); + else + sprintf(off_buf, "0x%Lx", + (unsigned long long)cpu_key_k_offset(key)); + return off_buf; } - -static char * le_offset (struct reiserfs_key * key) +static char *le_offset(struct reiserfs_key *key) { - int version; + int version; - version = le_key_version (key); - if (le_key_k_type (version, key) == TYPE_DIRENTRY) - sprintf (off_buf, "%Lu(%Lu)", - (unsigned long long)GET_HASH_VALUE (le_key_k_offset (version, key)), - (unsigned long long)GET_GENERATION_NUMBER (le_key_k_offset (version, key))); - else - sprintf (off_buf, "0x%Lx", (unsigned long long)le_key_k_offset (version, key)); - return off_buf; + version = le_key_version(key); + if (le_key_k_type(version, key) == TYPE_DIRENTRY) + sprintf(off_buf, "%Lu(%Lu)", + (unsigned long long) + GET_HASH_VALUE(le_key_k_offset(version, key)), + (unsigned long long) + GET_GENERATION_NUMBER(le_key_k_offset(version, key))); + else + sprintf(off_buf, "0x%Lx", + (unsigned long long)le_key_k_offset(version, key)); + return off_buf; } - -static char * cpu_type (struct cpu_key * key) +static char *cpu_type(struct cpu_key *key) { - if (cpu_key_k_type (key) == TYPE_STAT_DATA) - return "SD"; - if (cpu_key_k_type (key) == TYPE_DIRENTRY) - return "DIR"; - if (cpu_key_k_type (key) == TYPE_DIRECT) - return "DIRECT"; - if (cpu_key_k_type (key) == TYPE_INDIRECT) - return "IND"; - return "UNKNOWN"; + if (cpu_key_k_type(key) == TYPE_STAT_DATA) + return "SD"; + if (cpu_key_k_type(key) == TYPE_DIRENTRY) + return "DIR"; + if (cpu_key_k_type(key) == TYPE_DIRECT) + return "DIRECT"; + if (cpu_key_k_type(key) == TYPE_INDIRECT) + return "IND"; + return "UNKNOWN"; } - -static char * le_type (struct reiserfs_key * key) +static char *le_type(struct reiserfs_key *key) { - int version; - - version = le_key_version (key); + int version; - if (le_key_k_type (version, key) == TYPE_STAT_DATA) - return "SD"; - if (le_key_k_type (version, key) == TYPE_DIRENTRY) - return "DIR"; - if (le_key_k_type (version, key) == TYPE_DIRECT) - return "DIRECT"; - if (le_key_k_type (version, key) == TYPE_INDIRECT) - return "IND"; - return "UNKNOWN"; -} + version = le_key_version(key); + if (le_key_k_type(version, key) == TYPE_STAT_DATA) + return "SD"; + if (le_key_k_type(version, key) == TYPE_DIRENTRY) + return "DIR"; + if (le_key_k_type(version, key) == TYPE_DIRECT) + return "DIRECT"; + if (le_key_k_type(version, key) == TYPE_INDIRECT) + return "IND"; + return "UNKNOWN"; +} /* %k */ -static void sprintf_le_key (char * buf, struct reiserfs_key * key) +static void sprintf_le_key(char *buf, struct reiserfs_key *key) { - if (key) - sprintf (buf, "[%d %d %s %s]", le32_to_cpu (key->k_dir_id), - le32_to_cpu (key->k_objectid), le_offset (key), le_type (key)); - else - sprintf (buf, "[NULL]"); + if (key) + sprintf(buf, "[%d %d %s %s]", le32_to_cpu(key->k_dir_id), + le32_to_cpu(key->k_objectid), le_offset(key), + le_type(key)); + else + sprintf(buf, "[NULL]"); } - /* %K */ -static void sprintf_cpu_key (char * buf, struct cpu_key * key) +static void sprintf_cpu_key(char *buf, struct cpu_key *key) { - if (key) - sprintf (buf, "[%d %d %s %s]", key->on_disk_key.k_dir_id, - key->on_disk_key.k_objectid, reiserfs_cpu_offset (key), - cpu_type (key)); - else - sprintf (buf, "[NULL]"); + if (key) + sprintf(buf, "[%d %d %s %s]", key->on_disk_key.k_dir_id, + key->on_disk_key.k_objectid, reiserfs_cpu_offset(key), + cpu_type(key)); + else + sprintf(buf, "[NULL]"); } -static void sprintf_de_head( char *buf, struct reiserfs_de_head *deh ) +static void sprintf_de_head(char *buf, struct reiserfs_de_head *deh) { - if( deh ) - sprintf( buf, "[offset=%d dir_id=%d objectid=%d location=%d state=%04x]", deh_offset(deh), deh_dir_id(deh), - deh_objectid(deh), deh_location(deh), deh_state(deh) ); - else - sprintf( buf, "[NULL]" ); + if (deh) + sprintf(buf, + "[offset=%d dir_id=%d objectid=%d location=%d state=%04x]", + deh_offset(deh), deh_dir_id(deh), deh_objectid(deh), + deh_location(deh), deh_state(deh)); + else + sprintf(buf, "[NULL]"); } -static void sprintf_item_head (char * buf, struct item_head * ih) +static void sprintf_item_head(char *buf, struct item_head *ih) { - if (ih) { - strcpy (buf, (ih_version (ih) == KEY_FORMAT_3_6) ? "*3.6* " : "*3.5*"); - sprintf_le_key (buf + strlen (buf), &(ih->ih_key)); - sprintf (buf + strlen (buf), ", item_len %d, item_location %d, " - "free_space(entry_count) %d", - ih_item_len(ih), ih_location(ih), ih_free_space (ih)); - } else - sprintf (buf, "[NULL]"); + if (ih) { + strcpy(buf, + (ih_version(ih) == KEY_FORMAT_3_6) ? "*3.6* " : "*3.5*"); + sprintf_le_key(buf + strlen(buf), &(ih->ih_key)); + sprintf(buf + strlen(buf), ", item_len %d, item_location %d, " + "free_space(entry_count) %d", + ih_item_len(ih), ih_location(ih), ih_free_space(ih)); + } else + sprintf(buf, "[NULL]"); } - -static void sprintf_direntry (char * buf, struct reiserfs_dir_entry * de) +static void sprintf_direntry(char *buf, struct reiserfs_dir_entry *de) { - char name[20]; + char name[20]; - memcpy (name, de->de_name, de->de_namelen > 19 ? 19 : de->de_namelen); - name [de->de_namelen > 19 ? 19 : de->de_namelen] = 0; - sprintf (buf, "\"%s\"==>[%d %d]", name, de->de_dir_id, de->de_objectid); + memcpy(name, de->de_name, de->de_namelen > 19 ? 19 : de->de_namelen); + name[de->de_namelen > 19 ? 19 : de->de_namelen] = 0; + sprintf(buf, "\"%s\"==>[%d %d]", name, de->de_dir_id, de->de_objectid); } - -static void sprintf_block_head (char * buf, struct buffer_head * bh) +static void sprintf_block_head(char *buf, struct buffer_head *bh) { - sprintf (buf, "level=%d, nr_items=%d, free_space=%d rdkey ", - B_LEVEL (bh), B_NR_ITEMS (bh), B_FREE_SPACE (bh)); + sprintf(buf, "level=%d, nr_items=%d, free_space=%d rdkey ", + B_LEVEL(bh), B_NR_ITEMS(bh), B_FREE_SPACE(bh)); } - -static void sprintf_buffer_head (char * buf, struct buffer_head * bh) +static void sprintf_buffer_head(char *buf, struct buffer_head *bh) { - char b[BDEVNAME_SIZE]; + char b[BDEVNAME_SIZE]; - sprintf (buf, "dev %s, size %d, blocknr %llu, count %d, state 0x%lx, page %p, (%s, %s, %s)", - bdevname (bh->b_bdev, b), bh->b_size, - (unsigned long long)bh->b_blocknr, - atomic_read (&(bh->b_count)), - bh->b_state, bh->b_page, - buffer_uptodate (bh) ? "UPTODATE" : "!UPTODATE", - buffer_dirty (bh) ? "DIRTY" : "CLEAN", - buffer_locked (bh) ? "LOCKED" : "UNLOCKED"); + sprintf(buf, + "dev %s, size %d, blocknr %llu, count %d, state 0x%lx, page %p, (%s, %s, %s)", + bdevname(bh->b_bdev, b), bh->b_size, + (unsigned long long)bh->b_blocknr, atomic_read(&(bh->b_count)), + bh->b_state, bh->b_page, + buffer_uptodate(bh) ? "UPTODATE" : "!UPTODATE", + buffer_dirty(bh) ? "DIRTY" : "CLEAN", + buffer_locked(bh) ? "LOCKED" : "UNLOCKED"); } - -static void sprintf_disk_child (char * buf, struct disk_child * dc) +static void sprintf_disk_child(char *buf, struct disk_child *dc) { - sprintf (buf, "[dc_number=%d, dc_size=%u]", dc_block_number(dc), dc_size(dc)); + sprintf(buf, "[dc_number=%d, dc_size=%u]", dc_block_number(dc), + dc_size(dc)); } - -static char * is_there_reiserfs_struct (char * fmt, int * what, int * skip) +static char *is_there_reiserfs_struct(char *fmt, int *what, int *skip) { - char * k = fmt; + char *k = fmt; - *skip = 0; - - while ((k = strchr (k, '%')) != NULL) - { - if (k[1] == 'k' || k[1] == 'K' || k[1] == 'h' || k[1] == 't' || - k[1] == 'z' || k[1] == 'b' || k[1] == 'y' || k[1] == 'a' ) { - *what = k[1]; - break; - } - (*skip) ++; - k ++; - } - return k; -} + *skip = 0; + while ((k = strchr(k, '%')) != NULL) { + if (k[1] == 'k' || k[1] == 'K' || k[1] == 'h' || k[1] == 't' || + k[1] == 'z' || k[1] == 'b' || k[1] == 'y' || k[1] == 'a') { + *what = k[1]; + break; + } + (*skip)++; + k++; + } + return k; +} /* debugging reiserfs we used to print out a lot of different variables, like keys, item headers, buffer heads etc. Values of @@ -191,61 +189,64 @@ static char * is_there_reiserfs_struct (char * fmt, int * what, int * skip) key->k_offset, key->k_uniqueness); */ - -static void -prepare_error_buf( const char *fmt, va_list args ) -{ - char * fmt1 = fmt_buf; - char * k; - char * p = error_buf; - int i, j, what, skip; - - strcpy (fmt1, fmt); - - while( (k = is_there_reiserfs_struct( fmt1, &what, &skip )) != NULL ) - { - *k = 0; - - p += vsprintf (p, fmt1, args); - - for (i = 0; i < skip; i ++) - j = va_arg (args, int); - - switch (what) { - case 'k': - sprintf_le_key (p, va_arg(args, struct reiserfs_key *)); - break; - case 'K': - sprintf_cpu_key (p, va_arg(args, struct cpu_key *)); - break; - case 'h': - sprintf_item_head (p, va_arg(args, struct item_head *)); - break; - case 't': - sprintf_direntry (p, va_arg(args, struct reiserfs_dir_entry *)); - break; - case 'y': - sprintf_disk_child (p, va_arg(args, struct disk_child *)); - break; - case 'z': - sprintf_block_head (p, va_arg(args, struct buffer_head *)); - break; - case 'b': - sprintf_buffer_head (p, va_arg(args, struct buffer_head *)); - break; - case 'a': - sprintf_de_head (p, va_arg(args, struct reiserfs_de_head *)); - break; - } - - p += strlen (p); - fmt1 = k + 2; - } - vsprintf (p, fmt1, args); +static void prepare_error_buf(const char *fmt, va_list args) +{ + char *fmt1 = fmt_buf; + char *k; + char *p = error_buf; + int i, j, what, skip; + + strcpy(fmt1, fmt); + + while ((k = is_there_reiserfs_struct(fmt1, &what, &skip)) != NULL) { + *k = 0; + + p += vsprintf(p, fmt1, args); + + for (i = 0; i < skip; i++) + j = va_arg(args, int); + + switch (what) { + case 'k': + sprintf_le_key(p, va_arg(args, struct reiserfs_key *)); + break; + case 'K': + sprintf_cpu_key(p, va_arg(args, struct cpu_key *)); + break; + case 'h': + sprintf_item_head(p, va_arg(args, struct item_head *)); + break; + case 't': + sprintf_direntry(p, + va_arg(args, + struct reiserfs_dir_entry *)); + break; + case 'y': + sprintf_disk_child(p, + va_arg(args, struct disk_child *)); + break; + case 'z': + sprintf_block_head(p, + va_arg(args, struct buffer_head *)); + break; + case 'b': + sprintf_buffer_head(p, + va_arg(args, struct buffer_head *)); + break; + case 'a': + sprintf_de_head(p, + va_arg(args, + struct reiserfs_de_head *)); + break; + } + + p += strlen(p); + fmt1 = k + 2; + } + vsprintf(p, fmt1, args); } - /* in addition to usual conversion specifiers this accepts reiserfs specific conversion specifiers: %k to print little endian key, @@ -264,43 +265,43 @@ prepare_error_buf( const char *fmt, va_list args ) va_end( args );\ } -void reiserfs_warning (struct super_block *sb, const char * fmt, ...) +void reiserfs_warning(struct super_block *sb, const char *fmt, ...) { - do_reiserfs_warning(fmt); - if (sb) - printk (KERN_WARNING "ReiserFS: %s: warning: %s\n", - reiserfs_bdevname (sb), error_buf); - else - printk (KERN_WARNING "ReiserFS: warning: %s\n", error_buf); + do_reiserfs_warning(fmt); + if (sb) + printk(KERN_WARNING "ReiserFS: %s: warning: %s\n", + reiserfs_bdevname(sb), error_buf); + else + printk(KERN_WARNING "ReiserFS: warning: %s\n", error_buf); } /* No newline.. reiserfs_info calls can be followed by printk's */ -void reiserfs_info (struct super_block *sb, const char * fmt, ...) +void reiserfs_info(struct super_block *sb, const char *fmt, ...) { - do_reiserfs_warning(fmt); - if (sb) - printk (KERN_NOTICE "ReiserFS: %s: %s", - reiserfs_bdevname (sb), error_buf); - else - printk (KERN_NOTICE "ReiserFS: %s", error_buf); + do_reiserfs_warning(fmt); + if (sb) + printk(KERN_NOTICE "ReiserFS: %s: %s", + reiserfs_bdevname(sb), error_buf); + else + printk(KERN_NOTICE "ReiserFS: %s", error_buf); } /* No newline.. reiserfs_printk calls can be followed by printk's */ -static void reiserfs_printk (const char * fmt, ...) +static void reiserfs_printk(const char *fmt, ...) { - do_reiserfs_warning(fmt); - printk (error_buf); + do_reiserfs_warning(fmt); + printk(error_buf); } -void reiserfs_debug (struct super_block *s, int level, const char * fmt, ...) +void reiserfs_debug(struct super_block *s, int level, const char *fmt, ...) { #ifdef CONFIG_REISERFS_CHECK - do_reiserfs_warning(fmt); - if (s) - printk (KERN_DEBUG "ReiserFS: %s: %s\n", - reiserfs_bdevname (s), error_buf); - else - printk (KERN_DEBUG "ReiserFS: %s\n", error_buf); + do_reiserfs_warning(fmt); + if (s) + printk(KERN_DEBUG "ReiserFS: %s: %s\n", + reiserfs_bdevname(s), error_buf); + else + printk(KERN_DEBUG "ReiserFS: %s\n", error_buf); #endif } @@ -349,379 +350,403 @@ void reiserfs_debug (struct super_block *s, int level, const char * fmt, ...) . */ - #ifdef CONFIG_REISERFS_CHECK -extern struct tree_balance * cur_tb; +extern struct tree_balance *cur_tb; #endif -void reiserfs_panic (struct super_block * sb, const char * fmt, ...) +void reiserfs_panic(struct super_block *sb, const char *fmt, ...) { - do_reiserfs_warning(fmt); - printk (KERN_EMERG "REISERFS: panic (device %s): %s\n", - reiserfs_bdevname (sb), error_buf); - BUG (); + do_reiserfs_warning(fmt); + printk(KERN_EMERG "REISERFS: panic (device %s): %s\n", + reiserfs_bdevname(sb), error_buf); + BUG(); - /* this is not actually called, but makes reiserfs_panic() "noreturn" */ - panic ("REISERFS: panic (device %s): %s\n", - reiserfs_bdevname (sb), error_buf); + /* this is not actually called, but makes reiserfs_panic() "noreturn" */ + panic("REISERFS: panic (device %s): %s\n", + reiserfs_bdevname(sb), error_buf); } -void -reiserfs_abort (struct super_block *sb, int errno, const char *fmt, ...) +void reiserfs_abort(struct super_block *sb, int errno, const char *fmt, ...) { - do_reiserfs_warning (fmt); + do_reiserfs_warning(fmt); - if (reiserfs_error_panic (sb)) { - panic (KERN_CRIT "REISERFS: panic (device %s): %s\n", - reiserfs_bdevname (sb), error_buf); - } + if (reiserfs_error_panic(sb)) { + panic(KERN_CRIT "REISERFS: panic (device %s): %s\n", + reiserfs_bdevname(sb), error_buf); + } - if (sb->s_flags & MS_RDONLY) - return; + if (sb->s_flags & MS_RDONLY) + return; - printk (KERN_CRIT "REISERFS: abort (device %s): %s\n", - reiserfs_bdevname (sb), error_buf); + printk(KERN_CRIT "REISERFS: abort (device %s): %s\n", + reiserfs_bdevname(sb), error_buf); - sb->s_flags |= MS_RDONLY; - reiserfs_journal_abort (sb, errno); + sb->s_flags |= MS_RDONLY; + reiserfs_journal_abort(sb, errno); } /* this prints internal nodes (4 keys/items in line) (dc_number, dc_size)[k_dirid, k_objectid, k_offset, k_uniqueness](dc_number, dc_size)...*/ -static int print_internal (struct buffer_head * bh, int first, int last) +static int print_internal(struct buffer_head *bh, int first, int last) { - struct reiserfs_key * key; - struct disk_child * dc; - int i; - int from, to; - - if (!B_IS_KEYS_LEVEL (bh)) - return 1; - - check_internal (bh); - - if (first == -1) { - from = 0; - to = B_NR_ITEMS (bh); - } else { - from = first; - to = last < B_NR_ITEMS (bh) ? last : B_NR_ITEMS (bh); - } - - reiserfs_printk ("INTERNAL NODE (%ld) contains %z\n", bh->b_blocknr, bh); - - dc = B_N_CHILD (bh, from); - reiserfs_printk ("PTR %d: %y ", from, dc); - - for (i = from, key = B_N_PDELIM_KEY (bh, from), dc ++; i < to; i ++, key ++, dc ++) { - reiserfs_printk ("KEY %d: %k PTR %d: %y ", i, key, i + 1, dc); - if (i && i % 4 == 0) - printk ("\n"); - } - printk ("\n"); - return 0; -} + struct reiserfs_key *key; + struct disk_child *dc; + int i; + int from, to; + if (!B_IS_KEYS_LEVEL(bh)) + return 1; + check_internal(bh); + if (first == -1) { + from = 0; + to = B_NR_ITEMS(bh); + } else { + from = first; + to = last < B_NR_ITEMS(bh) ? last : B_NR_ITEMS(bh); + } + reiserfs_printk("INTERNAL NODE (%ld) contains %z\n", bh->b_blocknr, bh); -static int print_leaf (struct buffer_head * bh, int print_mode, int first, int last) -{ - struct block_head * blkh; - struct item_head * ih; - int i, nr; - int from, to; + dc = B_N_CHILD(bh, from); + reiserfs_printk("PTR %d: %y ", from, dc); - if (!B_IS_ITEMS_LEVEL (bh)) - return 1; + for (i = from, key = B_N_PDELIM_KEY(bh, from), dc++; i < to; + i++, key++, dc++) { + reiserfs_printk("KEY %d: %k PTR %d: %y ", i, key, i + 1, dc); + if (i && i % 4 == 0) + printk("\n"); + } + printk("\n"); + return 0; +} - check_leaf (bh); +static int print_leaf(struct buffer_head *bh, int print_mode, int first, + int last) +{ + struct block_head *blkh; + struct item_head *ih; + int i, nr; + int from, to; - blkh = B_BLK_HEAD (bh); - ih = B_N_PITEM_HEAD (bh,0); - nr = blkh_nr_item(blkh); + if (!B_IS_ITEMS_LEVEL(bh)) + return 1; - printk ("\n===================================================================\n"); - reiserfs_printk ("LEAF NODE (%ld) contains %z\n", bh->b_blocknr, bh); + check_leaf(bh); - if (!(print_mode & PRINT_LEAF_ITEMS)) { - reiserfs_printk ("FIRST ITEM_KEY: %k, LAST ITEM KEY: %k\n", - &(ih->ih_key), &((ih + nr - 1)->ih_key)); - return 0; - } + blkh = B_BLK_HEAD(bh); + ih = B_N_PITEM_HEAD(bh, 0); + nr = blkh_nr_item(blkh); - if (first < 0 || first > nr - 1) - from = 0; - else - from = first; + printk + ("\n===================================================================\n"); + reiserfs_printk("LEAF NODE (%ld) contains %z\n", bh->b_blocknr, bh); - if (last < 0 || last > nr ) - to = nr; - else - to = last; + if (!(print_mode & PRINT_LEAF_ITEMS)) { + reiserfs_printk("FIRST ITEM_KEY: %k, LAST ITEM KEY: %k\n", + &(ih->ih_key), &((ih + nr - 1)->ih_key)); + return 0; + } - ih += from; - printk ("-------------------------------------------------------------------------------\n"); - printk ("|##| type | key | ilen | free_space | version | loc |\n"); - for (i = from; i < to; i++, ih ++) { - printk ("-------------------------------------------------------------------------------\n"); - reiserfs_printk ("|%2d| %h |\n", i, ih); - if (print_mode & PRINT_LEAF_ITEMS) - op_print_item (ih, B_I_PITEM (bh, ih)); - } + if (first < 0 || first > nr - 1) + from = 0; + else + from = first; + + if (last < 0 || last > nr) + to = nr; + else + to = last; + + ih += from; + printk + ("-------------------------------------------------------------------------------\n"); + printk + ("|##| type | key | ilen | free_space | version | loc |\n"); + for (i = from; i < to; i++, ih++) { + printk + ("-------------------------------------------------------------------------------\n"); + reiserfs_printk("|%2d| %h |\n", i, ih); + if (print_mode & PRINT_LEAF_ITEMS) + op_print_item(ih, B_I_PITEM(bh, ih)); + } - printk ("===================================================================\n"); + printk + ("===================================================================\n"); - return 0; + return 0; } -char * reiserfs_hashname(int code) +char *reiserfs_hashname(int code) { - if ( code == YURA_HASH) - return "rupasov"; - if ( code == TEA_HASH) - return "tea"; - if ( code == R5_HASH) - return "r5"; + if (code == YURA_HASH) + return "rupasov"; + if (code == TEA_HASH) + return "tea"; + if (code == R5_HASH) + return "r5"; - return "unknown"; + return "unknown"; } /* return 1 if this is not super block */ -static int print_super_block (struct buffer_head * bh) -{ - struct reiserfs_super_block * rs = (struct reiserfs_super_block *)(bh->b_data); - int skipped, data_blocks; - char *version; - char b[BDEVNAME_SIZE]; - - if (is_reiserfs_3_5(rs)) { - version = "3.5"; - } else if (is_reiserfs_3_6(rs)) { - version = "3.6"; - } else if (is_reiserfs_jr(rs)) { - version = ((sb_version(rs) == REISERFS_VERSION_2) ? - "3.6" : "3.5"); - } else { - return 1; - } - - printk ("%s\'s super block is in block %llu\n", bdevname (bh->b_bdev, b), - (unsigned long long)bh->b_blocknr); - printk ("Reiserfs version %s\n", version ); - printk ("Block count %u\n", sb_block_count(rs)); - printk ("Blocksize %d\n", sb_blocksize(rs)); - printk ("Free blocks %u\n", sb_free_blocks(rs)); - // FIXME: this would be confusing if - // someone stores reiserfs super block in some data block ;) +static int print_super_block(struct buffer_head *bh) +{ + struct reiserfs_super_block *rs = + (struct reiserfs_super_block *)(bh->b_data); + int skipped, data_blocks; + char *version; + char b[BDEVNAME_SIZE]; + + if (is_reiserfs_3_5(rs)) { + version = "3.5"; + } else if (is_reiserfs_3_6(rs)) { + version = "3.6"; + } else if (is_reiserfs_jr(rs)) { + version = ((sb_version(rs) == REISERFS_VERSION_2) ? + "3.6" : "3.5"); + } else { + return 1; + } + + printk("%s\'s super block is in block %llu\n", bdevname(bh->b_bdev, b), + (unsigned long long)bh->b_blocknr); + printk("Reiserfs version %s\n", version); + printk("Block count %u\n", sb_block_count(rs)); + printk("Blocksize %d\n", sb_blocksize(rs)); + printk("Free blocks %u\n", sb_free_blocks(rs)); + // FIXME: this would be confusing if + // someone stores reiserfs super block in some data block ;) // skipped = (bh->b_blocknr * bh->b_size) / sb_blocksize(rs); - skipped = bh->b_blocknr; - data_blocks = sb_block_count(rs) - skipped - 1 - sb_bmap_nr(rs) - - (!is_reiserfs_jr(rs) ? sb_jp_journal_size(rs) + 1 : sb_reserved_for_journal(rs)) - - sb_free_blocks(rs); - printk ("Busy blocks (skipped %d, bitmaps - %d, journal (or reserved) blocks - %d\n" - "1 super block, %d data blocks\n", - skipped, sb_bmap_nr(rs), (!is_reiserfs_jr(rs) ? (sb_jp_journal_size(rs) + 1) : - sb_reserved_for_journal(rs)) , data_blocks); - printk ("Root block %u\n", sb_root_block(rs)); - printk ("Journal block (first) %d\n", sb_jp_journal_1st_block(rs)); - printk ("Journal dev %d\n", sb_jp_journal_dev(rs)); - printk ("Journal orig size %d\n", sb_jp_journal_size(rs)); - printk ("FS state %d\n", sb_fs_state(rs)); - printk ("Hash function \"%s\"\n", - reiserfs_hashname(sb_hash_function_code(rs))); - - printk ("Tree height %d\n", sb_tree_height(rs)); - return 0; + skipped = bh->b_blocknr; + data_blocks = sb_block_count(rs) - skipped - 1 - sb_bmap_nr(rs) - + (!is_reiserfs_jr(rs) ? sb_jp_journal_size(rs) + + 1 : sb_reserved_for_journal(rs)) - sb_free_blocks(rs); + printk + ("Busy blocks (skipped %d, bitmaps - %d, journal (or reserved) blocks - %d\n" + "1 super block, %d data blocks\n", skipped, sb_bmap_nr(rs), + (!is_reiserfs_jr(rs) ? (sb_jp_journal_size(rs) + 1) : + sb_reserved_for_journal(rs)), data_blocks); + printk("Root block %u\n", sb_root_block(rs)); + printk("Journal block (first) %d\n", sb_jp_journal_1st_block(rs)); + printk("Journal dev %d\n", sb_jp_journal_dev(rs)); + printk("Journal orig size %d\n", sb_jp_journal_size(rs)); + printk("FS state %d\n", sb_fs_state(rs)); + printk("Hash function \"%s\"\n", + reiserfs_hashname(sb_hash_function_code(rs))); + + printk("Tree height %d\n", sb_tree_height(rs)); + return 0; } -static int print_desc_block (struct buffer_head * bh) +static int print_desc_block(struct buffer_head *bh) { - struct reiserfs_journal_desc * desc; + struct reiserfs_journal_desc *desc; - if (memcmp(get_journal_desc_magic (bh), JOURNAL_DESC_MAGIC, 8)) - return 1; + if (memcmp(get_journal_desc_magic(bh), JOURNAL_DESC_MAGIC, 8)) + return 1; - desc = (struct reiserfs_journal_desc *)(bh->b_data); - printk ("Desc block %llu (j_trans_id %d, j_mount_id %d, j_len %d)", - (unsigned long long)bh->b_blocknr, get_desc_trans_id (desc), get_desc_mount_id (desc), - get_desc_trans_len (desc)); + desc = (struct reiserfs_journal_desc *)(bh->b_data); + printk("Desc block %llu (j_trans_id %d, j_mount_id %d, j_len %d)", + (unsigned long long)bh->b_blocknr, get_desc_trans_id(desc), + get_desc_mount_id(desc), get_desc_trans_len(desc)); - return 0; + return 0; } - -void print_block (struct buffer_head * bh, ...)//int print_mode, int first, int last) +void print_block(struct buffer_head *bh, ...) //int print_mode, int first, int last) { - va_list args; - int mode, first, last; + va_list args; + int mode, first, last; - va_start (args, bh); + va_start(args, bh); - if ( ! bh ) { - printk("print_block: buffer is NULL\n"); - return; - } + if (!bh) { + printk("print_block: buffer is NULL\n"); + return; + } - mode = va_arg (args, int); - first = va_arg (args, int); - last = va_arg (args, int); - if (print_leaf (bh, mode, first, last)) - if (print_internal (bh, first, last)) - if (print_super_block (bh)) - if (print_desc_block (bh)) - printk ("Block %llu contains unformatted data\n", (unsigned long long)bh->b_blocknr); + mode = va_arg(args, int); + first = va_arg(args, int); + last = va_arg(args, int); + if (print_leaf(bh, mode, first, last)) + if (print_internal(bh, first, last)) + if (print_super_block(bh)) + if (print_desc_block(bh)) + printk + ("Block %llu contains unformatted data\n", + (unsigned long long)bh->b_blocknr); } - - static char print_tb_buf[2048]; /* this stores initial state of tree balance in the print_tb_buf */ -void store_print_tb (struct tree_balance * tb) -{ - int h = 0; - int i; - struct buffer_head * tbSh, * tbFh; - - if (!tb) - return; - - sprintf (print_tb_buf, "\n" - "BALANCING %d\n" - "MODE=%c, ITEM_POS=%d POS_IN_ITEM=%d\n" - "=====================================================================\n" - "* h * S * L * R * F * FL * FR * CFL * CFR *\n", - REISERFS_SB(tb->tb_sb)->s_do_balance, - tb->tb_mode, PATH_LAST_POSITION (tb->tb_path), tb->tb_path->pos_in_item); - - for (h = 0; h < sizeof(tb->insert_size) / sizeof (tb->insert_size[0]); h ++) { - if (PATH_H_PATH_OFFSET (tb->tb_path, h) <= tb->tb_path->path_length && - PATH_H_PATH_OFFSET (tb->tb_path, h) > ILLEGAL_PATH_ELEMENT_OFFSET) { - tbSh = PATH_H_PBUFFER (tb->tb_path, h); - tbFh = PATH_H_PPARENT (tb->tb_path, h); - } else { - tbSh = NULL; - tbFh = NULL; +void store_print_tb(struct tree_balance *tb) +{ + int h = 0; + int i; + struct buffer_head *tbSh, *tbFh; + + if (!tb) + return; + + sprintf(print_tb_buf, "\n" + "BALANCING %d\n" + "MODE=%c, ITEM_POS=%d POS_IN_ITEM=%d\n" + "=====================================================================\n" + "* h * S * L * R * F * FL * FR * CFL * CFR *\n", + REISERFS_SB(tb->tb_sb)->s_do_balance, + tb->tb_mode, PATH_LAST_POSITION(tb->tb_path), + tb->tb_path->pos_in_item); + + for (h = 0; h < sizeof(tb->insert_size) / sizeof(tb->insert_size[0]); + h++) { + if (PATH_H_PATH_OFFSET(tb->tb_path, h) <= + tb->tb_path->path_length + && PATH_H_PATH_OFFSET(tb->tb_path, + h) > ILLEGAL_PATH_ELEMENT_OFFSET) { + tbSh = PATH_H_PBUFFER(tb->tb_path, h); + tbFh = PATH_H_PPARENT(tb->tb_path, h); + } else { + tbSh = NULL; + tbFh = NULL; + } + sprintf(print_tb_buf + strlen(print_tb_buf), + "* %d * %3lld(%2d) * %3lld(%2d) * %3lld(%2d) * %5lld * %5lld * %5lld * %5lld * %5lld *\n", + h, + (tbSh) ? (long long)(tbSh->b_blocknr) : (-1LL), + (tbSh) ? atomic_read(&(tbSh->b_count)) : -1, + (tb->L[h]) ? (long long)(tb->L[h]->b_blocknr) : (-1LL), + (tb->L[h]) ? atomic_read(&(tb->L[h]->b_count)) : -1, + (tb->R[h]) ? (long long)(tb->R[h]->b_blocknr) : (-1LL), + (tb->R[h]) ? atomic_read(&(tb->R[h]->b_count)) : -1, + (tbFh) ? (long long)(tbFh->b_blocknr) : (-1LL), + (tb->FL[h]) ? (long long)(tb->FL[h]-> + b_blocknr) : (-1LL), + (tb->FR[h]) ? (long long)(tb->FR[h]-> + b_blocknr) : (-1LL), + (tb->CFL[h]) ? (long long)(tb->CFL[h]-> + b_blocknr) : (-1LL), + (tb->CFR[h]) ? (long long)(tb->CFR[h]-> + b_blocknr) : (-1LL)); } - sprintf (print_tb_buf + strlen (print_tb_buf), - "* %d * %3lld(%2d) * %3lld(%2d) * %3lld(%2d) * %5lld * %5lld * %5lld * %5lld * %5lld *\n", - h, - (tbSh) ? (long long)(tbSh->b_blocknr):(-1LL), - (tbSh) ? atomic_read (&(tbSh->b_count)) : -1, - (tb->L[h]) ? (long long)(tb->L[h]->b_blocknr):(-1LL), - (tb->L[h]) ? atomic_read (&(tb->L[h]->b_count)) : -1, - (tb->R[h]) ? (long long)(tb->R[h]->b_blocknr):(-1LL), - (tb->R[h]) ? atomic_read (&(tb->R[h]->b_count)) : -1, - (tbFh) ? (long long)(tbFh->b_blocknr):(-1LL), - (tb->FL[h]) ? (long long)(tb->FL[h]->b_blocknr):(-1LL), - (tb->FR[h]) ? (long long)(tb->FR[h]->b_blocknr):(-1LL), - (tb->CFL[h]) ? (long long)(tb->CFL[h]->b_blocknr):(-1LL), - (tb->CFR[h]) ? (long long)(tb->CFR[h]->b_blocknr):(-1LL)); - } - - sprintf (print_tb_buf + strlen (print_tb_buf), - "=====================================================================\n" - "* h * size * ln * lb * rn * rb * blkn * s0 * s1 * s1b * s2 * s2b * curb * lk * rk *\n" - "* 0 * %4d * %2d * %2d * %2d * %2d * %4d * %2d * %2d * %3d * %2d * %3d * %4d * %2d * %2d *\n", - tb->insert_size[0], tb->lnum[0], tb->lbytes, tb->rnum[0],tb->rbytes, tb->blknum[0], - tb->s0num, tb->s1num,tb->s1bytes, tb->s2num, tb->s2bytes, tb->cur_blknum, tb->lkey[0], tb->rkey[0]); - - /* this prints balance parameters for non-leaf levels */ - h = 0; - do { - h++; - sprintf (print_tb_buf + strlen (print_tb_buf), - "* %d * %4d * %2d * * %2d * * %2d *\n", - h, tb->insert_size[h], tb->lnum[h], tb->rnum[h], tb->blknum[h]); - } while (tb->insert_size[h]); - - sprintf (print_tb_buf + strlen (print_tb_buf), - "=====================================================================\n" - "FEB list: "); - - /* print FEB list (list of buffers in form (bh (b_blocknr, b_count), that will be used for new nodes) */ - h = 0; - for (i = 0; i < sizeof (tb->FEB) / sizeof (tb->FEB[0]); i ++) - sprintf (print_tb_buf + strlen (print_tb_buf), - "%p (%llu %d)%s", tb->FEB[i], tb->FEB[i] ? (unsigned long long)tb->FEB[i]->b_blocknr : 0ULL, - tb->FEB[i] ? atomic_read (&(tb->FEB[i]->b_count)) : 0, - (i == sizeof (tb->FEB) / sizeof (tb->FEB[0]) - 1) ? "\n" : ", "); - - sprintf (print_tb_buf + strlen (print_tb_buf), - "======================== the end ====================================\n"); -} - -void print_cur_tb (char * mes) -{ - printk ("%s\n%s", mes, print_tb_buf); -} - -static void check_leaf_block_head (struct buffer_head * bh) -{ - struct block_head * blkh; - int nr; - - blkh = B_BLK_HEAD (bh); - nr = blkh_nr_item(blkh); - if ( nr > (bh->b_size - BLKH_SIZE) / IH_SIZE) - reiserfs_panic (NULL, "vs-6010: check_leaf_block_head: invalid item number %z", bh); - if ( blkh_free_space(blkh) > - bh->b_size - BLKH_SIZE - IH_SIZE * nr ) - reiserfs_panic (NULL, "vs-6020: check_leaf_block_head: invalid free space %z", bh); - -} -static void check_internal_block_head (struct buffer_head * bh) -{ - struct block_head * blkh; - - blkh = B_BLK_HEAD (bh); - if (!(B_LEVEL (bh) > DISK_LEAF_NODE_LEVEL && B_LEVEL (bh) <= MAX_HEIGHT)) - reiserfs_panic (NULL, "vs-6025: check_internal_block_head: invalid level %z", bh); + sprintf(print_tb_buf + strlen(print_tb_buf), + "=====================================================================\n" + "* h * size * ln * lb * rn * rb * blkn * s0 * s1 * s1b * s2 * s2b * curb * lk * rk *\n" + "* 0 * %4d * %2d * %2d * %2d * %2d * %4d * %2d * %2d * %3d * %2d * %3d * %4d * %2d * %2d *\n", + tb->insert_size[0], tb->lnum[0], tb->lbytes, tb->rnum[0], + tb->rbytes, tb->blknum[0], tb->s0num, tb->s1num, tb->s1bytes, + tb->s2num, tb->s2bytes, tb->cur_blknum, tb->lkey[0], + tb->rkey[0]); + + /* this prints balance parameters for non-leaf levels */ + h = 0; + do { + h++; + sprintf(print_tb_buf + strlen(print_tb_buf), + "* %d * %4d * %2d * * %2d * * %2d *\n", + h, tb->insert_size[h], tb->lnum[h], tb->rnum[h], + tb->blknum[h]); + } while (tb->insert_size[h]); - if (B_NR_ITEMS (bh) > (bh->b_size - BLKH_SIZE) / IH_SIZE) - reiserfs_panic (NULL, "vs-6030: check_internal_block_head: invalid item number %z", bh); + sprintf(print_tb_buf + strlen(print_tb_buf), + "=====================================================================\n" + "FEB list: "); - if (B_FREE_SPACE (bh) != - bh->b_size - BLKH_SIZE - KEY_SIZE * B_NR_ITEMS (bh) - DC_SIZE * (B_NR_ITEMS (bh) + 1)) - reiserfs_panic (NULL, "vs-6040: check_internal_block_head: invalid free space %z", bh); + /* print FEB list (list of buffers in form (bh (b_blocknr, b_count), that will be used for new nodes) */ + h = 0; + for (i = 0; i < sizeof(tb->FEB) / sizeof(tb->FEB[0]); i++) + sprintf(print_tb_buf + strlen(print_tb_buf), + "%p (%llu %d)%s", tb->FEB[i], + tb->FEB[i] ? (unsigned long long)tb->FEB[i]-> + b_blocknr : 0ULL, + tb->FEB[i] ? atomic_read(&(tb->FEB[i]->b_count)) : 0, + (i == + sizeof(tb->FEB) / sizeof(tb->FEB[0]) - + 1) ? "\n" : ", "); + sprintf(print_tb_buf + strlen(print_tb_buf), + "======================== the end ====================================\n"); } +void print_cur_tb(char *mes) +{ + printk("%s\n%s", mes, print_tb_buf); +} -void check_leaf (struct buffer_head * bh) +static void check_leaf_block_head(struct buffer_head *bh) { - int i; - struct item_head * ih; + struct block_head *blkh; + int nr; + + blkh = B_BLK_HEAD(bh); + nr = blkh_nr_item(blkh); + if (nr > (bh->b_size - BLKH_SIZE) / IH_SIZE) + reiserfs_panic(NULL, + "vs-6010: check_leaf_block_head: invalid item number %z", + bh); + if (blkh_free_space(blkh) > bh->b_size - BLKH_SIZE - IH_SIZE * nr) + reiserfs_panic(NULL, + "vs-6020: check_leaf_block_head: invalid free space %z", + bh); - if (!bh) - return; - check_leaf_block_head (bh); - for (i = 0, ih = B_N_PITEM_HEAD (bh, 0); i < B_NR_ITEMS (bh); i ++, ih ++) - op_check_item (ih, B_I_PITEM (bh, ih)); } +static void check_internal_block_head(struct buffer_head *bh) +{ + struct block_head *blkh; + + blkh = B_BLK_HEAD(bh); + if (!(B_LEVEL(bh) > DISK_LEAF_NODE_LEVEL && B_LEVEL(bh) <= MAX_HEIGHT)) + reiserfs_panic(NULL, + "vs-6025: check_internal_block_head: invalid level %z", + bh); + + if (B_NR_ITEMS(bh) > (bh->b_size - BLKH_SIZE) / IH_SIZE) + reiserfs_panic(NULL, + "vs-6030: check_internal_block_head: invalid item number %z", + bh); + + if (B_FREE_SPACE(bh) != + bh->b_size - BLKH_SIZE - KEY_SIZE * B_NR_ITEMS(bh) - + DC_SIZE * (B_NR_ITEMS(bh) + 1)) + reiserfs_panic(NULL, + "vs-6040: check_internal_block_head: invalid free space %z", + bh); + +} -void check_internal (struct buffer_head * bh) +void check_leaf(struct buffer_head *bh) { - if (!bh) - return; - check_internal_block_head (bh); + int i; + struct item_head *ih; + + if (!bh) + return; + check_leaf_block_head(bh); + for (i = 0, ih = B_N_PITEM_HEAD(bh, 0); i < B_NR_ITEMS(bh); i++, ih++) + op_check_item(ih, B_I_PITEM(bh, ih)); } +void check_internal(struct buffer_head *bh) +{ + if (!bh) + return; + check_internal_block_head(bh); +} -void print_statistics (struct super_block * s) +void print_statistics(struct super_block *s) { - /* - printk ("reiserfs_put_super: session statistics: balances %d, fix_nodes %d, \ -bmap with search %d, without %d, dir2ind %d, ind2dir %d\n", - REISERFS_SB(s)->s_do_balance, REISERFS_SB(s)->s_fix_nodes, - REISERFS_SB(s)->s_bmaps, REISERFS_SB(s)->s_bmaps_without_search, - REISERFS_SB(s)->s_direct2indirect, REISERFS_SB(s)->s_indirect2direct); - */ + /* + printk ("reiserfs_put_super: session statistics: balances %d, fix_nodes %d, \ + bmap with search %d, without %d, dir2ind %d, ind2dir %d\n", + REISERFS_SB(s)->s_do_balance, REISERFS_SB(s)->s_fix_nodes, + REISERFS_SB(s)->s_bmaps, REISERFS_SB(s)->s_bmaps_without_search, + REISERFS_SB(s)->s_direct2indirect, REISERFS_SB(s)->s_indirect2direct); + */ } |