Lines Matching refs:dir
299 static unsigned dx_root_limit(struct inode *dir, unsigned infosize);
300 static unsigned dx_node_limit(struct inode *dir);
302 struct inode *dir,
306 static int dx_make_map(struct inode *dir, struct buffer_head *bh,
315 static int ext4_htree_next_block(struct inode *dir, __u32 hash,
319 static struct buffer_head * ext4_dx_find_entry(struct inode *dir,
323 struct inode *dir, struct inode *inode);
602 static inline unsigned dx_root_limit(struct inode *dir, unsigned infosize) in dx_root_limit() argument
604 unsigned entry_space = dir->i_sb->s_blocksize - EXT4_DIR_REC_LEN(1) - in dx_root_limit()
607 if (ext4_has_metadata_csum(dir->i_sb)) in dx_root_limit()
612 static inline unsigned dx_node_limit(struct inode *dir) in dx_node_limit() argument
614 unsigned entry_space = dir->i_sb->s_blocksize - EXT4_DIR_REC_LEN(0); in dx_node_limit()
616 if (ext4_has_metadata_csum(dir->i_sb)) in dx_node_limit()
644 static struct stats dx_show_leaf(struct inode *dir, in dx_show_leaf() argument
669 if (IS_ENCRYPTED(dir)) in dx_show_leaf()
670 res = fscrypt_get_encryption_info(dir); in dx_show_leaf()
675 if (!fscrypt_has_encryption_key(dir)) { in dx_show_leaf()
677 ext4fs_dirhash(dir, de->name, in dx_show_leaf()
695 res = fscrypt_fname_disk_to_usr(dir, in dx_show_leaf()
709 ext4fs_dirhash(dir, de->name, in dx_show_leaf()
720 ext4fs_dirhash(dir, de->name, de->name_len, &h); in dx_show_leaf()
734 struct stats dx_show_entries(struct dx_hash_info *hinfo, struct inode *dir, in dx_show_entries() argument
737 unsigned blocksize = dir->i_sb->s_blocksize; in dx_show_entries()
749 bh = ext4_bread(NULL,dir, block, 0); in dx_show_entries()
753 dx_show_entries(hinfo, dir, ((struct dx_node *) bh->b_data)->entries, levels - 1): in dx_show_entries()
754 dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) in dx_show_entries()
779 dx_probe(struct ext4_filename *fname, struct inode *dir, in dx_probe() argument
792 frame->bh = ext4_read_dirblock(dir, 0, INDEX); in dx_probe()
800 ext4_warning_inode(dir, "Unrecognised inode hash code %u", in dx_probe()
808 hinfo->hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in dx_probe()
809 hinfo->seed = EXT4_SB(dir->i_sb)->s_hash_seed; in dx_probe()
811 ext4fs_dirhash(dir, fname_name(fname), fname_len(fname), hinfo); in dx_probe()
815 ext4_warning_inode(dir, "Unimplemented hash flags: %#06x", in dx_probe()
821 if (indirect >= ext4_dir_htree_level(dir->i_sb)) { in dx_probe()
822 ext4_warning(dir->i_sb, in dx_probe()
824 "supported value", dir->i_ino, in dx_probe()
825 ext4_dir_htree_level(dir->i_sb)); in dx_probe()
826 if (ext4_dir_htree_level(dir->i_sb) < EXT4_HTREE_LEVEL) { in dx_probe()
827 ext4_warning(dir->i_sb, "Enable large directory " in dx_probe()
836 if (dx_get_limit(entries) != dx_root_limit(dir, in dx_probe()
838 ext4_warning_inode(dir, "dx entry: limit %u != root limit %u", in dx_probe()
840 dx_root_limit(dir, root->info.info_length)); in dx_probe()
850 ext4_warning_inode(dir, in dx_probe()
892 ext4_warning_inode(dir, in dx_probe()
902 frame->bh = ext4_read_dirblock(dir, block, INDEX); in dx_probe()
911 if (dx_get_limit(entries) != dx_node_limit(dir)) { in dx_probe()
912 ext4_warning_inode(dir, in dx_probe()
914 dx_get_limit(entries), dx_node_limit(dir)); in dx_probe()
925 ext4_warning_inode(dir, in dx_probe()
967 static int ext4_htree_next_block(struct inode *dir, __u32 hash, in ext4_htree_next_block() argument
1013 bh = ext4_read_dirblock(dir, dx_get_block(p->at), INDEX); in ext4_htree_next_block()
1031 struct inode *dir, ext4_lblk_t block, in htree_dirblock_to_tree() argument
1042 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in htree_dirblock_to_tree()
1048 dir->i_sb->s_blocksize - in htree_dirblock_to_tree()
1051 if (IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1052 err = fscrypt_get_encryption_info(dir); in htree_dirblock_to_tree()
1065 for (; de < top; de = ext4_next_entry(de, dir->i_sb->s_blocksize)) { in htree_dirblock_to_tree()
1066 if (ext4_check_dir_entry(dir, NULL, de, bh, in htree_dirblock_to_tree()
1068 (block<<EXT4_BLOCK_SIZE_BITS(dir->i_sb)) in htree_dirblock_to_tree()
1073 ext4fs_dirhash(dir, de->name, de->name_len, hinfo); in htree_dirblock_to_tree()
1080 if (!IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1092 err = fscrypt_fname_disk_to_usr(dir, hinfo->hash, in htree_dirblock_to_tree()
1131 struct inode *dir; in ext4_htree_fill_tree() local
1140 dir = file_inode(dir_file); in ext4_htree_fill_tree()
1141 if (!(ext4_test_inode_flag(dir, EXT4_INODE_INDEX))) { in ext4_htree_fill_tree()
1142 hinfo.hash_version = EXT4_SB(dir->i_sb)->s_def_hash_version; in ext4_htree_fill_tree()
1145 EXT4_SB(dir->i_sb)->s_hash_unsigned; in ext4_htree_fill_tree()
1146 hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in ext4_htree_fill_tree()
1147 if (ext4_has_inline_data(dir)) { in ext4_htree_fill_tree()
1149 count = ext4_inlinedir_to_tree(dir_file, dir, 0, in ext4_htree_fill_tree()
1158 count = htree_dirblock_to_tree(dir_file, dir, 0, &hinfo, in ext4_htree_fill_tree()
1165 frame = dx_probe(NULL, dir, &hinfo, frames); in ext4_htree_fill_tree()
1182 de = ext4_next_entry(de, dir->i_sb->s_blocksize); in ext4_htree_fill_tree()
1199 ret = htree_dirblock_to_tree(dir_file, dir, block, &hinfo, in ext4_htree_fill_tree()
1207 ret = ext4_htree_next_block(dir, HASH_NB_ALWAYS, in ext4_htree_fill_tree()
1233 struct inode *dir, in search_dirblock() argument
1238 return ext4_search_dir(bh, bh->b_data, dir->i_sb->s_blocksize, dir, in search_dirblock()
1250 static int dx_make_map(struct inode *dir, struct buffer_head *bh, in dx_make_map() argument
1260 if (ext4_has_metadata_csum(dir->i_sb)) in dx_make_map()
1264 if (ext4_check_dir_entry(dir, NULL, de, bh, base, buflen, in dx_make_map()
1268 ext4fs_dirhash(dir, de->name, de->name_len, &h); in dx_make_map()
1276 de = ext4_next_entry(de, dir->i_sb->s_blocksize); in dx_make_map()
1359 void ext4_fname_setup_ci_filename(struct inode *dir, const struct qstr *iname, in ext4_fname_setup_ci_filename() argument
1364 if (!IS_CASEFOLDED(dir) || !dir->i_sb->s_encoding) { in ext4_fname_setup_ci_filename()
1373 len = utf8_casefold(dir->i_sb->s_encoding, in ext4_fname_setup_ci_filename()
1428 struct inode *dir, struct ext4_filename *fname, in ext4_search_dir() argument
1441 ext4_match(dir, fname, de)) { in ext4_search_dir()
1444 if (ext4_check_dir_entry(dir, NULL, de, bh, search_buf, in ext4_search_dir()
1452 dir->i_sb->s_blocksize); in ext4_search_dir()
1461 static int is_dx_internal_node(struct inode *dir, ext4_lblk_t block, in is_dx_internal_node() argument
1464 struct super_block *sb = dir->i_sb; in is_dx_internal_node()
1466 if (!is_dx(dir)) in is_dx_internal_node()
1488 static struct buffer_head *__ext4_find_entry(struct inode *dir, in __ext4_find_entry() argument
1506 sb = dir->i_sb; in __ext4_find_entry()
1511 if (ext4_has_inline_data(dir)) { in __ext4_find_entry()
1513 ret = ext4_find_inline_entry(dir, fname, res_dir, in __ext4_find_entry()
1531 if (is_dx(dir)) { in __ext4_find_entry()
1532 ret = ext4_dx_find_entry(dir, fname, res_dir); in __ext4_find_entry()
1544 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1549 start = EXT4_I(dir)->i_dir_start_lookup; in __ext4_find_entry()
1567 retval = ext4_bread_batch(dir, block, ra_max, in __ext4_find_entry()
1579 EXT4_ERROR_INODE_ERR(dir, EIO, in __ext4_find_entry()
1587 !is_dx_internal_node(dir, block, in __ext4_find_entry()
1589 !ext4_dirblock_csum_verify(dir, bh)) { in __ext4_find_entry()
1590 EXT4_ERROR_INODE_ERR(dir, EFSBADCRC, in __ext4_find_entry()
1598 i = search_dirblock(bh, dir, fname, in __ext4_find_entry()
1601 EXT4_I(dir)->i_dir_start_lookup = block; in __ext4_find_entry()
1619 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1632 static struct buffer_head *ext4_find_entry(struct inode *dir, in ext4_find_entry() argument
1641 err = ext4_fname_setup_filename(dir, d_name, 1, &fname); in ext4_find_entry()
1647 bh = __ext4_find_entry(dir, &fname, res_dir, inlined); in ext4_find_entry()
1653 static struct buffer_head *ext4_lookup_entry(struct inode *dir, in ext4_lookup_entry() argument
1661 err = ext4_fname_prepare_lookup(dir, dentry, &fname); in ext4_lookup_entry()
1667 bh = __ext4_find_entry(dir, &fname, res_dir, NULL); in ext4_lookup_entry()
1673 static struct buffer_head * ext4_dx_find_entry(struct inode *dir, in ext4_dx_find_entry() argument
1677 struct super_block * sb = dir->i_sb; in ext4_dx_find_entry()
1686 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_find_entry()
1691 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in ext4_dx_find_entry()
1695 retval = search_dirblock(bh, dir, fname, in ext4_dx_find_entry()
1707 retval = ext4_htree_next_block(dir, fname->hinfo.hash, frame, in ext4_dx_find_entry()
1710 ext4_warning_inode(dir, in ext4_dx_find_entry()
1726 static struct dentry *ext4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags) in ext4_lookup() argument
1735 bh = ext4_lookup_entry(dir, dentry, &de); in ext4_lookup()
1742 if (!ext4_valid_inum(dir->i_sb, ino)) { in ext4_lookup()
1743 EXT4_ERROR_INODE(dir, "bad inode number: %u", ino); in ext4_lookup()
1746 if (unlikely(ino == dir->i_ino)) { in ext4_lookup()
1747 EXT4_ERROR_INODE(dir, "'%pd' linked to parent dir", in ext4_lookup()
1751 inode = ext4_iget(dir->i_sb, ino, EXT4_IGET_NORMAL); in ext4_lookup()
1753 EXT4_ERROR_INODE(dir, in ext4_lookup()
1758 if (!IS_ERR(inode) && IS_ENCRYPTED(dir) && in ext4_lookup()
1760 !fscrypt_has_permitted_context(dir, inode)) { in ext4_lookup()
1763 dir->i_ino, inode->i_ino); in ext4_lookup()
1770 if (!inode && IS_CASEFOLDED(dir)) { in ext4_lookup()
1868 static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir, in do_split() argument
1872 unsigned blocksize = dir->i_sb->s_blocksize; in do_split()
1885 if (ext4_has_metadata_csum(dir->i_sb)) in do_split()
1888 bh2 = ext4_append(handle, dir, &newblock); in do_split()
1909 count = dx_make_map(dir, *bh, hinfo, map); in do_split()
1959 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data1, in do_split()
1961 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data2, in do_split()
1970 err = ext4_handle_dirty_dirblock(handle, dir, bh2); in do_split()
1973 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in do_split()
1984 ext4_std_error(dir->i_sb, err); in do_split()
1988 int ext4_find_dest_de(struct inode *dir, struct inode *inode, in ext4_find_dest_de() argument
2003 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_find_dest_de()
2006 if (ext4_match(dir, fname, de)) in ext4_find_dest_de()
2055 struct inode *dir, in add_dirent_to_buf() argument
2059 unsigned int blocksize = dir->i_sb->s_blocksize; in add_dirent_to_buf()
2067 err = ext4_find_dest_de(dir, inode, bh, bh->b_data, in add_dirent_to_buf()
2075 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2093 dir->i_mtime = dir->i_ctime = current_time(dir); in add_dirent_to_buf()
2094 ext4_update_dx_flag(dir); in add_dirent_to_buf()
2095 inode_inc_iversion(dir); in add_dirent_to_buf()
2096 err2 = ext4_mark_inode_dirty(handle, dir); in add_dirent_to_buf()
2098 err = ext4_handle_dirty_dirblock(handle, dir, bh); in add_dirent_to_buf()
2100 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2109 struct inode *dir, in make_indexed_dir() argument
2128 blocksize = dir->i_sb->s_blocksize; in make_indexed_dir()
2129 dxtrace(printk(KERN_DEBUG "Creating index: inode %lu\n", dir->i_ino)); in make_indexed_dir()
2133 ext4_std_error(dir->i_sb, retval); in make_indexed_dir()
2144 EXT4_ERROR_INODE(dir, "invalid rec_len for '..'"); in make_indexed_dir()
2151 bh2 = ext4_append(handle, dir, &block); in make_indexed_dir()
2156 ext4_set_inode_flag(dir, EXT4_INODE_INDEX); in make_indexed_dir()
2164 if (ext4_check_dir_entry(dir, NULL, de, bh2, data2, len, in make_indexed_dir()
2185 root->info.hash_version = EXT4_SB(dir->i_sb)->s_def_hash_version; in make_indexed_dir()
2189 dx_set_limit(entries, dx_root_limit(dir, sizeof(root->info))); in make_indexed_dir()
2194 fname->hinfo.hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in make_indexed_dir()
2195 fname->hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in make_indexed_dir()
2196 ext4fs_dirhash(dir, fname_name(fname), fname_len(fname), &fname->hinfo); in make_indexed_dir()
2204 retval = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in make_indexed_dir()
2207 retval = ext4_handle_dirty_dirblock(handle, dir, bh2); in make_indexed_dir()
2211 de = do_split(handle,dir, &bh2, frame, &fname->hinfo); in make_indexed_dir()
2217 retval = add_dirent_to_buf(handle, fname, dir, inode, de, bh2); in make_indexed_dir()
2225 ext4_mark_inode_dirty(handle, dir); in make_indexed_dir()
2244 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_entry() local
2258 sb = dir->i_sb; in ext4_add_entry()
2267 if (sb_has_strict_encoding(sb) && IS_CASEFOLDED(dir) && in ext4_add_entry()
2272 retval = ext4_fname_setup_filename(dir, &dentry->d_name, 0, &fname); in ext4_add_entry()
2276 if (ext4_has_inline_data(dir)) { in ext4_add_entry()
2277 retval = ext4_try_add_inline_entry(handle, &fname, dir, inode); in ext4_add_entry()
2286 if (is_dx(dir)) { in ext4_add_entry()
2287 retval = ext4_dx_add_entry(handle, &fname, dir, inode); in ext4_add_entry()
2292 EXT4_ERROR_INODE(dir, in ext4_add_entry()
2297 ext4_clear_inode_flag(dir, EXT4_INODE_INDEX); in ext4_add_entry()
2299 retval = ext4_mark_inode_dirty(handle, dir); in ext4_add_entry()
2303 blocks = dir->i_size >> sb->s_blocksize_bits; in ext4_add_entry()
2305 bh = ext4_read_dirblock(dir, block, DIRENT); in ext4_add_entry()
2307 bh = ext4_bread(handle, dir, block, in ext4_add_entry()
2316 retval = add_dirent_to_buf(handle, &fname, dir, inode, in ext4_add_entry()
2323 retval = make_indexed_dir(handle, &fname, dir, in ext4_add_entry()
2330 bh = ext4_append(handle, dir, &block); in ext4_add_entry()
2344 retval = add_dirent_to_buf(handle, &fname, dir, inode, de, bh); in ext4_add_entry()
2357 struct inode *dir, struct inode *inode) in ext4_dx_add_entry() argument
2362 struct super_block *sb = dir->i_sb; in ext4_dx_add_entry()
2369 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_add_entry()
2374 bh = ext4_read_dirblock(dir, dx_get_block(frame->at), DIRENT_HTREE); in ext4_dx_add_entry()
2386 err = add_dirent_to_buf(handle, fname, dir, inode, NULL, bh); in ext4_dx_add_entry()
2418 dir->i_ino, levels); in ext4_dx_add_entry()
2428 bh2 = ext4_append(handle, dir, &newblock); in ext4_dx_add_entry()
2458 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2470 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2474 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2478 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2486 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2496 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in ext4_dx_add_entry()
2499 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2505 de = do_split(handle, dir, &bh, frame, &fname->hinfo); in ext4_dx_add_entry()
2510 err = add_dirent_to_buf(handle, fname, dir, inode, de, bh); in ext4_dx_add_entry()
2514 ext4_std_error(dir->i_sb, err); /* this is a no-op if err == 0 */ in ext4_dx_add_entry()
2530 int ext4_generic_delete_entry(struct inode *dir, in ext4_generic_delete_entry() argument
2538 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_generic_delete_entry()
2545 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_generic_delete_entry()
2570 inode_inc_iversion(dir); in ext4_generic_delete_entry()
2581 struct inode *dir, in ext4_delete_entry() argument
2587 if (ext4_has_inline_data(dir)) { in ext4_delete_entry()
2589 err = ext4_delete_inline_entry(handle, dir, de_del, bh, in ext4_delete_entry()
2595 if (ext4_has_metadata_csum(dir->i_sb)) in ext4_delete_entry()
2603 err = ext4_generic_delete_entry(dir, de_del, bh, bh->b_data, in ext4_delete_entry()
2604 dir->i_sb->s_blocksize, csum_size); in ext4_delete_entry()
2609 err = ext4_handle_dirty_dirblock(handle, dir, bh); in ext4_delete_entry()
2616 ext4_std_error(dir->i_sb, err); in ext4_delete_entry()
2659 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_nondir() local
2664 if (IS_DIRSYNC(dir)) in ext4_add_nondir()
2684 static int ext4_create(struct inode *dir, struct dentry *dentry, umode_t mode, in ext4_create() argument
2691 err = dquot_initialize(dir); in ext4_create()
2695 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_create()
2698 inode = ext4_new_inode_start_handle(dir, mode, &dentry->d_name, 0, in ext4_create()
2714 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_create()
2719 static int ext4_mknod(struct inode *dir, struct dentry *dentry, in ext4_mknod() argument
2726 err = dquot_initialize(dir); in ext4_mknod()
2730 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mknod()
2733 inode = ext4_new_inode_start_handle(dir, mode, &dentry->d_name, 0, in ext4_mknod()
2748 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mknod()
2753 static int ext4_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode) in ext4_tmpfile() argument
2759 err = dquot_initialize(dir); in ext4_tmpfile()
2764 inode = ext4_new_inode_start_handle(dir, mode, in ext4_tmpfile()
2767 EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) + in ext4_tmpfile()
2784 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_tmpfile()
2821 int ext4_init_new_dir(handle_t *handle, struct inode *dir, in ext4_init_new_dir() argument
2827 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_init_new_dir()
2831 if (ext4_has_metadata_csum(dir->i_sb)) in ext4_init_new_dir()
2835 err = ext4_try_create_inline_dir(handle, dir, inode); in ext4_init_new_dir()
2847 ext4_init_dot_dotdot(inode, de, blocksize, csum_size, dir->i_ino, 0); in ext4_init_new_dir()
2862 static int ext4_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) in ext4_mkdir() argument
2868 if (EXT4_DIR_LINK_MAX(dir)) in ext4_mkdir()
2871 err = dquot_initialize(dir); in ext4_mkdir()
2875 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mkdir()
2878 inode = ext4_new_inode_start_handle(dir, S_IFDIR | mode, in ext4_mkdir()
2888 err = ext4_init_new_dir(handle, dir, inode); in ext4_mkdir()
2906 ext4_inc_count(dir); in ext4_mkdir()
2908 ext4_update_dx_flag(dir); in ext4_mkdir()
2909 err = ext4_mark_inode_dirty(handle, dir); in ext4_mkdir()
2914 if (IS_DIRSYNC(dir)) in ext4_mkdir()
2921 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mkdir()
3182 static int ext4_rmdir(struct inode *dir, struct dentry *dentry) in ext4_rmdir() argument
3190 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_rmdir()
3195 retval = dquot_initialize(dir); in ext4_rmdir()
3203 bh = ext4_find_entry(dir, &dentry->d_name, &de, NULL); in ext4_rmdir()
3219 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_rmdir()
3220 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in ext4_rmdir()
3227 if (IS_DIRSYNC(dir)) in ext4_rmdir()
3230 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_rmdir()
3245 inode->i_ctime = dir->i_ctime = dir->i_mtime = current_time(inode); in ext4_rmdir()
3249 ext4_dec_count(dir); in ext4_rmdir()
3250 ext4_update_dx_flag(dir); in ext4_rmdir()
3252 retval = ext4_mark_inode_dirty(handle, dir); in ext4_rmdir()
3261 if (IS_CASEFOLDED(dir)) in ext4_rmdir()
3272 int __ext4_unlink(struct inode *dir, const struct qstr *d_name, in __ext4_unlink() argument
3286 bh = ext4_find_entry(dir, d_name, &de, NULL); in __ext4_unlink()
3305 handle = ext4_journal_start(dir, EXT4_HT_DIR, in __ext4_unlink()
3306 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in __ext4_unlink()
3312 if (IS_DIRSYNC(dir)) in __ext4_unlink()
3316 retval = ext4_delete_entry(handle, dir, de, bh); in __ext4_unlink()
3319 dir->i_ctime = dir->i_mtime = current_time(dir); in __ext4_unlink()
3320 ext4_update_dx_flag(dir); in __ext4_unlink()
3321 retval = ext4_mark_inode_dirty(handle, dir); in __ext4_unlink()
3345 static int ext4_unlink(struct inode *dir, struct dentry *dentry) in ext4_unlink() argument
3349 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_unlink()
3352 trace_ext4_unlink_enter(dir, dentry); in ext4_unlink()
3357 retval = dquot_initialize(dir); in ext4_unlink()
3364 retval = __ext4_unlink(dir, &dentry->d_name, d_inode(dentry), dentry); in ext4_unlink()
3372 if (IS_CASEFOLDED(dir)) in ext4_unlink()
3381 static int ext4_symlink(struct inode *dir, in ext4_symlink() argument
3390 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_symlink()
3393 err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize, in ext4_symlink()
3398 err = dquot_initialize(dir); in ext4_symlink()
3409 credits = 4 + EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) + in ext4_symlink()
3418 credits = EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_symlink()
3422 inode = ext4_new_inode_start_handle(dir, S_IFLNK|S_IRWXUGO, in ext4_symlink()
3468 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_symlink()
3469 EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_symlink()
3511 int __ext4_link(struct inode *dir, struct inode *inode, struct dentry *dentry) in __ext4_link() argument
3516 handle = ext4_journal_start(dir, EXT4_HT_DIR, in __ext4_link()
3517 (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in __ext4_link()
3522 if (IS_DIRSYNC(dir)) in __ext4_link()
3544 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in __ext4_link()
3550 struct inode *dir, struct dentry *dentry) in ext4_link() argument
3558 err = fscrypt_prepare_link(old_dentry, dir, dentry); in ext4_link()
3562 if ((ext4_test_inode_flag(dir, EXT4_INODE_PROJINHERIT)) && in ext4_link()
3563 (!projid_eq(EXT4_I(dir)->i_projid, in ext4_link()
3567 err = dquot_initialize(dir); in ext4_link()
3570 return __ext4_link(dir, inode, dentry); in ext4_link()
3630 struct inode *dir; member
3656 if (le32_to_cpu(ent->parent_de->inode) != ent->dir->i_ino) in ext4_rename_dir_prepare()
3682 ext4_std_error(ent->dir->i_sb, retval); in ext4_rename_dir_finish()
3698 if (ext4_has_feature_filetype(ent->dir->i_sb)) in ext4_setent()
3700 inode_inc_iversion(ent->dir); in ext4_setent()
3701 ent->dir->i_ctime = ent->dir->i_mtime = in ext4_setent()
3702 current_time(ent->dir); in ext4_setent()
3703 retval = ext4_mark_inode_dirty(handle, ent->dir); in ext4_setent()
3706 retval2 = ext4_handle_dirty_dirblock(handle, ent->dir, ent->bh); in ext4_setent()
3708 ext4_std_error(ent->dir->i_sb, retval2); in ext4_setent()
3726 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, in ext4_resetent()
3733 ext4_std_error(old.dir->i_sb, retval); in ext4_resetent()
3741 static int ext4_find_delete_entry(handle_t *handle, struct inode *dir, in ext4_find_delete_entry() argument
3748 bh = ext4_find_entry(dir, d_name, &de, NULL); in ext4_find_delete_entry()
3752 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_find_delete_entry()
3773 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3776 retval = ext4_delete_entry(handle, ent->dir, ent->de, ent->bh); in ext4_rename_delete()
3778 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3784 ext4_warning_inode(ent->dir, in ext4_rename_delete()
3786 ent->dir->i_nlink, retval); in ext4_rename_delete()
3794 ext4_dec_count(ent->dir); in ext4_update_dir_count()
3796 ext4_inc_count(ent->dir); in ext4_update_dir_count()
3797 ext4_mark_inode_dirty(handle, ent->dir); in ext4_update_dir_count()
3812 credits += (EXT4_MAXQUOTAS_TRANS_BLOCKS(ent->dir->i_sb) + in ext4_whiteout_for_rename()
3815 wh = ext4_new_inode_start_handle(ent->dir, S_IFCHR | WHITEOUT_MODE, in ext4_whiteout_for_rename()
3824 ext4_should_retry_alloc(ent->dir->i_sb, &retries)) in ext4_whiteout_for_rename()
3848 .dir = old_dir, in ext4_rename()
3853 .dir = new_dir, in ext4_rename()
3874 retval = dquot_initialize(old.dir); in ext4_rename()
3880 retval = dquot_initialize(new.dir); in ext4_rename()
3899 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, in ext4_rename()
3916 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_rename()
3929 if (new.inode && !test_opt(new.dir->i_sb, NO_AUTO_DA_ALLOC)) in ext4_rename()
3932 credits = (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_rename()
3935 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, credits); in ext4_rename()
3949 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_rename()
3959 if (new.dir != old.dir && EXT4_DIR_LINK_MAX(new.dir)) in ext4_rename()
3973 force_reread = (new.dir->i_ino == old.dir->i_ino && in ext4_rename()
3974 ext4_test_inode_flag(new.dir, EXT4_INODE_INLINE_DATA)); in ext4_rename()
4001 force_reread = !ext4_test_inode_flag(new.dir, in ext4_rename()
4024 old.dir->i_ctime = old.dir->i_mtime = current_time(old.dir); in ext4_rename()
4025 ext4_update_dx_flag(old.dir); in ext4_rename()
4027 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_rename()
4031 ext4_dec_count(old.dir); in ext4_rename()
4038 ext4_inc_count(new.dir); in ext4_rename()
4039 ext4_update_dx_flag(new.dir); in ext4_rename()
4040 retval = ext4_mark_inode_dirty(handle, new.dir); in ext4_rename()
4045 retval = ext4_mark_inode_dirty(handle, old.dir); in ext4_rename()
4106 .dir = old_dir, in ext4_cross_rename()
4111 .dir = new_dir, in ext4_cross_rename()
4127 retval = dquot_initialize(old.dir); in ext4_cross_rename()
4130 retval = dquot_initialize(new.dir); in ext4_cross_rename()
4134 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, in ext4_cross_rename()
4148 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_cross_rename()
4160 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, in ext4_cross_rename()
4161 (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_cross_rename()
4169 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_cross_rename()
4189 if (old.dir != new.dir && old.is_dir != new.is_dir) { in ext4_cross_rename()
4193 if ((old.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(old.dir)) || in ext4_cross_rename()
4194 (new.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(new.dir))) in ext4_cross_rename()
4223 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_cross_rename()
4228 retval = ext4_rename_dir_finish(handle, &new, old.dir->i_ino); in ext4_cross_rename()