11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * linux/fs/befs/debug.c 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * Copyright (C) 2001 Will Dyson (will_dyson at pobox.com) 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * With help from the ntfs-tng driver by Anton Altparmakov 71da177e4SLinus Torvalds * 81da177e4SLinus Torvalds * Copyright (C) 1999 Makoto Kato (m_kato@ga2.so-net.ne.jp) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * debug functions 111da177e4SLinus Torvalds */ 121da177e4SLinus Torvalds 131da177e4SLinus Torvalds #ifdef __KERNEL__ 141da177e4SLinus Torvalds 151da177e4SLinus Torvalds #include <stdarg.h> 161da177e4SLinus Torvalds #include <linux/string.h> 171da177e4SLinus Torvalds #include <linux/spinlock.h> 181da177e4SLinus Torvalds #include <linux/kernel.h> 191da177e4SLinus Torvalds #include <linux/fs.h> 201da177e4SLinus Torvalds 211da177e4SLinus Torvalds #endif /* __KERNEL__ */ 221da177e4SLinus Torvalds 231da177e4SLinus Torvalds #include "befs.h" 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds #define ERRBUFSIZE 1024 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds void 281da177e4SLinus Torvalds befs_error(const struct super_block *sb, const char *fmt, ...) 291da177e4SLinus Torvalds { 301da177e4SLinus Torvalds va_list args; 311da177e4SLinus Torvalds char *err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); 321da177e4SLinus Torvalds if (err_buf == NULL) { 331da177e4SLinus Torvalds printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE); 341da177e4SLinus Torvalds return; 351da177e4SLinus Torvalds } 361da177e4SLinus Torvalds 371da177e4SLinus Torvalds va_start(args, fmt); 381da177e4SLinus Torvalds vsnprintf(err_buf, ERRBUFSIZE, fmt, args); 391da177e4SLinus Torvalds va_end(args); 401da177e4SLinus Torvalds 411da177e4SLinus Torvalds printk(KERN_ERR "BeFS(%s): %s\n", sb->s_id, err_buf); 421da177e4SLinus Torvalds kfree(err_buf); 431da177e4SLinus Torvalds } 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds void 461da177e4SLinus Torvalds befs_warning(const struct super_block *sb, const char *fmt, ...) 471da177e4SLinus Torvalds { 481da177e4SLinus Torvalds va_list args; 491da177e4SLinus Torvalds char *err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); 501da177e4SLinus Torvalds if (err_buf == NULL) { 511da177e4SLinus Torvalds printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE); 521da177e4SLinus Torvalds return; 531da177e4SLinus Torvalds } 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds va_start(args, fmt); 561da177e4SLinus Torvalds vsnprintf(err_buf, ERRBUFSIZE, fmt, args); 571da177e4SLinus Torvalds va_end(args); 581da177e4SLinus Torvalds 591da177e4SLinus Torvalds printk(KERN_WARNING "BeFS(%s): %s\n", sb->s_id, err_buf); 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds kfree(err_buf); 621da177e4SLinus Torvalds } 631da177e4SLinus Torvalds 641da177e4SLinus Torvalds void 651da177e4SLinus Torvalds befs_debug(const struct super_block *sb, const char *fmt, ...) 661da177e4SLinus Torvalds { 671da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 681da177e4SLinus Torvalds 691da177e4SLinus Torvalds va_list args; 701da177e4SLinus Torvalds char *err_buf = NULL; 711da177e4SLinus Torvalds 721da177e4SLinus Torvalds if (BEFS_SB(sb)->mount_opts.debug) { 731da177e4SLinus Torvalds err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); 741da177e4SLinus Torvalds if (err_buf == NULL) { 751da177e4SLinus Torvalds printk(KERN_ERR "could not allocate %d bytes\n", 761da177e4SLinus Torvalds ERRBUFSIZE); 771da177e4SLinus Torvalds return; 781da177e4SLinus Torvalds } 791da177e4SLinus Torvalds 801da177e4SLinus Torvalds va_start(args, fmt); 811da177e4SLinus Torvalds vsnprintf(err_buf, ERRBUFSIZE, fmt, args); 821da177e4SLinus Torvalds va_end(args); 831da177e4SLinus Torvalds 841da177e4SLinus Torvalds printk(KERN_DEBUG "BeFS(%s): %s\n", sb->s_id, err_buf); 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds kfree(err_buf); 871da177e4SLinus Torvalds } 881da177e4SLinus Torvalds 891da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 901da177e4SLinus Torvalds } 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds void 931da177e4SLinus Torvalds befs_dump_inode(const struct super_block *sb, befs_inode * inode) 941da177e4SLinus Torvalds { 951da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 961da177e4SLinus Torvalds 971da177e4SLinus Torvalds befs_block_run tmp_run; 981da177e4SLinus Torvalds 991da177e4SLinus Torvalds befs_debug(sb, "befs_inode information"); 1001da177e4SLinus Torvalds 1011da177e4SLinus Torvalds befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, inode->magic1)); 1021da177e4SLinus Torvalds 1031da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, inode->inode_num); 1041da177e4SLinus Torvalds befs_debug(sb, " inode_num %u, %hu, %hu", 1051da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 1061da177e4SLinus Torvalds 1071da177e4SLinus Torvalds befs_debug(sb, " uid %u", fs32_to_cpu(sb, inode->uid)); 1081da177e4SLinus Torvalds befs_debug(sb, " gid %u", fs32_to_cpu(sb, inode->gid)); 1091da177e4SLinus Torvalds befs_debug(sb, " mode %08x", fs32_to_cpu(sb, inode->mode)); 1101da177e4SLinus Torvalds befs_debug(sb, " flags %08x", fs32_to_cpu(sb, inode->flags)); 1111da177e4SLinus Torvalds befs_debug(sb, " create_time %Lu", 1121da177e4SLinus Torvalds fs64_to_cpu(sb, inode->create_time)); 1131da177e4SLinus Torvalds befs_debug(sb, " last_modified_time %Lu", 1141da177e4SLinus Torvalds fs64_to_cpu(sb, inode->last_modified_time)); 1151da177e4SLinus Torvalds 1161da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, inode->parent); 1171da177e4SLinus Torvalds befs_debug(sb, " parent [%u, %hu, %hu]", 1181da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 1191da177e4SLinus Torvalds 1201da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, inode->attributes); 1211da177e4SLinus Torvalds befs_debug(sb, " attributes [%u, %hu, %hu]", 1221da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 1231da177e4SLinus Torvalds 1241da177e4SLinus Torvalds befs_debug(sb, " type %08x", fs32_to_cpu(sb, inode->type)); 1251da177e4SLinus Torvalds befs_debug(sb, " inode_size %u", fs32_to_cpu(sb, inode->inode_size)); 1261da177e4SLinus Torvalds 127e5201c58SAl Viro if (S_ISLNK(fs32_to_cpu(sb, inode->mode))) { 1281da177e4SLinus Torvalds befs_debug(sb, " Symbolic link [%s]", inode->data.symlink); 1291da177e4SLinus Torvalds } else { 1301da177e4SLinus Torvalds int i; 1311da177e4SLinus Torvalds 1321da177e4SLinus Torvalds for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) { 1331da177e4SLinus Torvalds tmp_run = 1341da177e4SLinus Torvalds fsrun_to_cpu(sb, inode->data.datastream.direct[i]); 1351da177e4SLinus Torvalds befs_debug(sb, " direct %d [%u, %hu, %hu]", i, 1361da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, 1371da177e4SLinus Torvalds tmp_run.len); 1381da177e4SLinus Torvalds } 1391da177e4SLinus Torvalds befs_debug(sb, " max_direct_range %Lu", 1401da177e4SLinus Torvalds fs64_to_cpu(sb, 1411da177e4SLinus Torvalds inode->data.datastream. 1421da177e4SLinus Torvalds max_direct_range)); 1431da177e4SLinus Torvalds 1441da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect); 1451da177e4SLinus Torvalds befs_debug(sb, " indirect [%u, %hu, %hu]", 1461da177e4SLinus Torvalds tmp_run.allocation_group, 1471da177e4SLinus Torvalds tmp_run.start, tmp_run.len); 1481da177e4SLinus Torvalds 1491da177e4SLinus Torvalds befs_debug(sb, " max_indirect_range %Lu", 1501da177e4SLinus Torvalds fs64_to_cpu(sb, 1511da177e4SLinus Torvalds inode->data.datastream. 1521da177e4SLinus Torvalds max_indirect_range)); 1531da177e4SLinus Torvalds 1541da177e4SLinus Torvalds tmp_run = 1551da177e4SLinus Torvalds fsrun_to_cpu(sb, inode->data.datastream.double_indirect); 1561da177e4SLinus Torvalds befs_debug(sb, " double indirect [%u, %hu, %hu]", 1571da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, 1581da177e4SLinus Torvalds tmp_run.len); 1591da177e4SLinus Torvalds 1601da177e4SLinus Torvalds befs_debug(sb, " max_double_indirect_range %Lu", 1611da177e4SLinus Torvalds fs64_to_cpu(sb, 1621da177e4SLinus Torvalds inode->data.datastream. 1631da177e4SLinus Torvalds max_double_indirect_range)); 1641da177e4SLinus Torvalds 1651da177e4SLinus Torvalds befs_debug(sb, " size %Lu", 1661da177e4SLinus Torvalds fs64_to_cpu(sb, inode->data.datastream.size)); 1671da177e4SLinus Torvalds } 1681da177e4SLinus Torvalds 1691da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 1701da177e4SLinus Torvalds } 1711da177e4SLinus Torvalds 1721da177e4SLinus Torvalds /* 1731da177e4SLinus Torvalds * Display super block structure for debug. 1741da177e4SLinus Torvalds */ 1751da177e4SLinus Torvalds 1761da177e4SLinus Torvalds void 1771da177e4SLinus Torvalds befs_dump_super_block(const struct super_block *sb, befs_super_block * sup) 1781da177e4SLinus Torvalds { 1791da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 1801da177e4SLinus Torvalds 1811da177e4SLinus Torvalds befs_block_run tmp_run; 1821da177e4SLinus Torvalds 1831da177e4SLinus Torvalds befs_debug(sb, "befs_super_block information"); 1841da177e4SLinus Torvalds 1851da177e4SLinus Torvalds befs_debug(sb, " name %s", sup->name); 1861da177e4SLinus Torvalds befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, sup->magic1)); 1871da177e4SLinus Torvalds befs_debug(sb, " fs_byte_order %08x", 1881da177e4SLinus Torvalds fs32_to_cpu(sb, sup->fs_byte_order)); 1891da177e4SLinus Torvalds 1901da177e4SLinus Torvalds befs_debug(sb, " block_size %u", fs32_to_cpu(sb, sup->block_size)); 1911da177e4SLinus Torvalds befs_debug(sb, " block_shift %u", fs32_to_cpu(sb, sup->block_shift)); 1921da177e4SLinus Torvalds 1931da177e4SLinus Torvalds befs_debug(sb, " num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks)); 1941da177e4SLinus Torvalds befs_debug(sb, " used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks)); 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds befs_debug(sb, " magic2 %08x", fs32_to_cpu(sb, sup->magic2)); 1971da177e4SLinus Torvalds befs_debug(sb, " blocks_per_ag %u", 1981da177e4SLinus Torvalds fs32_to_cpu(sb, sup->blocks_per_ag)); 1991da177e4SLinus Torvalds befs_debug(sb, " ag_shift %u", fs32_to_cpu(sb, sup->ag_shift)); 2001da177e4SLinus Torvalds befs_debug(sb, " num_ags %u", fs32_to_cpu(sb, sup->num_ags)); 2011da177e4SLinus Torvalds 2021da177e4SLinus Torvalds befs_debug(sb, " flags %08x", fs32_to_cpu(sb, sup->flags)); 2031da177e4SLinus Torvalds 2041da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, sup->log_blocks); 2051da177e4SLinus Torvalds befs_debug(sb, " log_blocks %u, %hu, %hu", 2061da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 2071da177e4SLinus Torvalds 2081da177e4SLinus Torvalds befs_debug(sb, " log_start %Ld", fs64_to_cpu(sb, sup->log_start)); 2091da177e4SLinus Torvalds befs_debug(sb, " log_end %Ld", fs64_to_cpu(sb, sup->log_end)); 2101da177e4SLinus Torvalds 2111da177e4SLinus Torvalds befs_debug(sb, " magic3 %08x", fs32_to_cpu(sb, sup->magic3)); 2121da177e4SLinus Torvalds 2131da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, sup->root_dir); 2141da177e4SLinus Torvalds befs_debug(sb, " root_dir %u, %hu, %hu", 2151da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 2161da177e4SLinus Torvalds 2171da177e4SLinus Torvalds tmp_run = fsrun_to_cpu(sb, sup->indices); 2181da177e4SLinus Torvalds befs_debug(sb, " indices %u, %hu, %hu", 2191da177e4SLinus Torvalds tmp_run.allocation_group, tmp_run.start, tmp_run.len); 2201da177e4SLinus Torvalds 2211da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 2221da177e4SLinus Torvalds } 2231da177e4SLinus Torvalds 2241da177e4SLinus Torvalds #if 0 2251da177e4SLinus Torvalds /* unused */ 2261da177e4SLinus Torvalds void 2271da177e4SLinus Torvalds befs_dump_small_data(const struct super_block *sb, befs_small_data * sd) 2281da177e4SLinus Torvalds { 2291da177e4SLinus Torvalds } 2301da177e4SLinus Torvalds 2311da177e4SLinus Torvalds /* unused */ 2321da177e4SLinus Torvalds void 2331da177e4SLinus Torvalds befs_dump_run(const struct super_block *sb, befs_block_run run) 2341da177e4SLinus Torvalds { 2351da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds run = fsrun_to_cpu(sb, run); 2381da177e4SLinus Torvalds 2391da177e4SLinus Torvalds befs_debug(sb, "[%u, %hu, %hu]", 2401da177e4SLinus Torvalds run.allocation_group, run.start, run.len); 2411da177e4SLinus Torvalds 2421da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 2431da177e4SLinus Torvalds } 2441da177e4SLinus Torvalds #endif /* 0 */ 2451da177e4SLinus Torvalds 2461da177e4SLinus Torvalds void 2471da177e4SLinus Torvalds befs_dump_index_entry(const struct super_block *sb, befs_btree_super * super) 2481da177e4SLinus Torvalds { 2491da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds befs_debug(sb, "Btree super structure"); 2521da177e4SLinus Torvalds befs_debug(sb, " magic %08x", fs32_to_cpu(sb, super->magic)); 2531da177e4SLinus Torvalds befs_debug(sb, " node_size %u", fs32_to_cpu(sb, super->node_size)); 2541da177e4SLinus Torvalds befs_debug(sb, " max_depth %08x", fs32_to_cpu(sb, super->max_depth)); 2551da177e4SLinus Torvalds 2561da177e4SLinus Torvalds befs_debug(sb, " data_type %08x", fs32_to_cpu(sb, super->data_type)); 2571da177e4SLinus Torvalds befs_debug(sb, " root_node_pointer %016LX", 2581da177e4SLinus Torvalds fs64_to_cpu(sb, super->root_node_ptr)); 2591da177e4SLinus Torvalds befs_debug(sb, " free_node_pointer %016LX", 2601da177e4SLinus Torvalds fs64_to_cpu(sb, super->free_node_ptr)); 2611da177e4SLinus Torvalds befs_debug(sb, " maximum size %016LX", 2621da177e4SLinus Torvalds fs64_to_cpu(sb, super->max_size)); 2631da177e4SLinus Torvalds 2641da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 2651da177e4SLinus Torvalds } 2661da177e4SLinus Torvalds 2671da177e4SLinus Torvalds void 2681da177e4SLinus Torvalds befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead * node) 2691da177e4SLinus Torvalds { 2701da177e4SLinus Torvalds #ifdef CONFIG_BEFS_DEBUG 2711da177e4SLinus Torvalds 2721da177e4SLinus Torvalds befs_debug(sb, "Btree node structure"); 2731da177e4SLinus Torvalds befs_debug(sb, " left %016LX", fs64_to_cpu(sb, node->left)); 2741da177e4SLinus Torvalds befs_debug(sb, " right %016LX", fs64_to_cpu(sb, node->right)); 2751da177e4SLinus Torvalds befs_debug(sb, " overflow %016LX", fs64_to_cpu(sb, node->overflow)); 2761da177e4SLinus Torvalds befs_debug(sb, " all_key_count %hu", 2771da177e4SLinus Torvalds fs16_to_cpu(sb, node->all_key_count)); 2781da177e4SLinus Torvalds befs_debug(sb, " all_key_length %hu", 2791da177e4SLinus Torvalds fs16_to_cpu(sb, node->all_key_length)); 2801da177e4SLinus Torvalds 2811da177e4SLinus Torvalds #endif //CONFIG_BEFS_DEBUG 2821da177e4SLinus Torvalds } 283