Lines Matching refs:dir
273 static unsigned dx_root_limit(struct inode *dir, unsigned infosize);
274 static unsigned dx_node_limit(struct inode *dir);
276 struct inode *dir,
280 static int dx_make_map(struct inode *dir, struct ext4_dir_entry_2 *de,
284 static struct ext4_dir_entry_2 *dx_move_dirents(struct inode *dir, char *from,
287 static struct ext4_dir_entry_2 *dx_pack_dirents(struct inode *dir, char *base,
291 static int ext4_htree_next_block(struct inode *dir, __u32 hash,
295 static struct buffer_head * ext4_dx_find_entry(struct inode *dir,
299 struct inode *dir, struct inode *inode);
578 static inline unsigned dx_root_limit(struct inode *dir, unsigned infosize) in dx_root_limit() argument
580 unsigned int entry_space = dir->i_sb->s_blocksize - in dx_root_limit()
584 if (ext4_has_metadata_csum(dir->i_sb)) in dx_root_limit()
589 static inline unsigned dx_node_limit(struct inode *dir) in dx_node_limit() argument
591 unsigned int entry_space = dir->i_sb->s_blocksize - in dx_node_limit()
592 ext4_dir_rec_len(0, dir); in dx_node_limit()
594 if (ext4_has_metadata_csum(dir->i_sb)) in dx_node_limit()
622 static struct stats dx_show_leaf(struct inode *dir, in dx_show_leaf() argument
647 if (!IS_ENCRYPTED(dir)) { in dx_show_leaf()
649 ext4fs_dirhash(dir, de->name, in dx_show_leaf()
667 res = fscrypt_fname_disk_to_usr(dir, in dx_show_leaf()
681 if (IS_CASEFOLDED(dir)) in dx_show_leaf()
684 ext4fs_dirhash(dir, de->name, in dx_show_leaf()
695 ext4fs_dirhash(dir, de->name, de->name_len, &h); in dx_show_leaf()
700 space += ext4_dir_rec_len(de->name_len, dir); in dx_show_leaf()
709 struct stats dx_show_entries(struct dx_hash_info *hinfo, struct inode *dir, in dx_show_entries() argument
712 unsigned blocksize = dir->i_sb->s_blocksize; in dx_show_entries()
724 bh = ext4_bread(NULL,dir, block, 0); in dx_show_entries()
728 dx_show_entries(hinfo, dir, ((struct dx_node *) bh->b_data)->entries, levels - 1): in dx_show_entries()
729 dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) in dx_show_entries()
777 dx_probe(struct ext4_filename *fname, struct inode *dir, in dx_probe() argument
788 frame->bh = ext4_read_dirblock(dir, 0, INDEX); in dx_probe()
797 ext4_warning_inode(dir, "Unrecognised inode hash code %u", in dx_probe()
801 if (ext4_hash_in_dirent(dir)) { in dx_probe()
803 ext4_warning_inode(dir, in dx_probe()
809 ext4_warning_inode(dir, in dx_probe()
818 hinfo->hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in dx_probe()
819 hinfo->seed = EXT4_SB(dir->i_sb)->s_hash_seed; in dx_probe()
822 !(IS_ENCRYPTED(dir) && IS_CASEFOLDED(dir))) in dx_probe()
823 ext4fs_dirhash(dir, fname_name(fname), fname_len(fname), hinfo); in dx_probe()
827 ext4_warning_inode(dir, "Unimplemented hash flags: %#06x", in dx_probe()
833 if (indirect >= ext4_dir_htree_level(dir->i_sb)) { in dx_probe()
834 ext4_warning(dir->i_sb, in dx_probe()
836 "supported value", dir->i_ino, in dx_probe()
837 ext4_dir_htree_level(dir->i_sb)); in dx_probe()
838 if (ext4_dir_htree_level(dir->i_sb) < EXT4_HTREE_LEVEL) { in dx_probe()
839 ext4_warning(dir->i_sb, "Enable large directory " in dx_probe()
848 if (dx_get_limit(entries) != dx_root_limit(dir, in dx_probe()
850 ext4_warning_inode(dir, "dx entry: limit %u != root limit %u", in dx_probe()
852 dx_root_limit(dir, root->info.info_length)); in dx_probe()
860 ext4_warning_inode(dir, in dx_probe()
888 frame->bh = ext4_read_dirblock(dir, dx_get_block(at), INDEX); in dx_probe()
896 if (dx_get_limit(entries) != dx_node_limit(dir)) { in dx_probe()
897 ext4_warning_inode(dir, in dx_probe()
899 dx_get_limit(entries), dx_node_limit(dir)); in dx_probe()
910 ext4_warning_inode(dir, in dx_probe()
952 static int ext4_htree_next_block(struct inode *dir, __u32 hash, in ext4_htree_next_block() argument
998 bh = ext4_read_dirblock(dir, dx_get_block(p->at), INDEX); in ext4_htree_next_block()
1016 struct inode *dir, ext4_lblk_t block, in htree_dirblock_to_tree() argument
1024 int csum = ext4_has_metadata_csum(dir->i_sb); in htree_dirblock_to_tree()
1028 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in htree_dirblock_to_tree()
1035 dir->i_sb->s_blocksize - in htree_dirblock_to_tree()
1037 csum ? NULL : dir)); in htree_dirblock_to_tree()
1039 if (IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1040 err = fscrypt_prepare_readdir(dir); in htree_dirblock_to_tree()
1053 for (; de < top; de = ext4_next_entry(de, dir->i_sb->s_blocksize)) { in htree_dirblock_to_tree()
1054 if (ext4_check_dir_entry(dir, NULL, de, bh, in htree_dirblock_to_tree()
1056 (block<<EXT4_BLOCK_SIZE_BITS(dir->i_sb)) in htree_dirblock_to_tree()
1061 if (ext4_hash_in_dirent(dir)) { in htree_dirblock_to_tree()
1070 ext4fs_dirhash(dir, de->name, de->name_len, hinfo); in htree_dirblock_to_tree()
1078 if (!IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1090 err = fscrypt_fname_disk_to_usr(dir, hinfo->hash, in htree_dirblock_to_tree()
1129 struct inode *dir; in ext4_htree_fill_tree() local
1138 dir = file_inode(dir_file); in ext4_htree_fill_tree()
1139 if (!(ext4_test_inode_flag(dir, EXT4_INODE_INDEX))) { in ext4_htree_fill_tree()
1140 if (ext4_hash_in_dirent(dir)) in ext4_htree_fill_tree()
1144 EXT4_SB(dir->i_sb)->s_def_hash_version; in ext4_htree_fill_tree()
1147 EXT4_SB(dir->i_sb)->s_hash_unsigned; in ext4_htree_fill_tree()
1148 hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in ext4_htree_fill_tree()
1149 if (ext4_has_inline_data(dir)) { in ext4_htree_fill_tree()
1151 count = ext4_inlinedir_to_tree(dir_file, dir, 0, in ext4_htree_fill_tree()
1160 count = htree_dirblock_to_tree(dir_file, dir, 0, &hinfo, in ext4_htree_fill_tree()
1167 frame = dx_probe(NULL, dir, &hinfo, frames); in ext4_htree_fill_tree()
1184 de = ext4_next_entry(de, dir->i_sb->s_blocksize); in ext4_htree_fill_tree()
1201 ret = htree_dirblock_to_tree(dir_file, dir, block, &hinfo, in ext4_htree_fill_tree()
1209 ret = ext4_htree_next_block(dir, HASH_NB_ALWAYS, in ext4_htree_fill_tree()
1235 struct inode *dir, in search_dirblock() argument
1240 return ext4_search_dir(bh, bh->b_data, dir->i_sb->s_blocksize, dir, in search_dirblock()
1252 static int dx_make_map(struct inode *dir, struct ext4_dir_entry_2 *de, in dx_make_map() argument
1262 if (ext4_hash_in_dirent(dir)) in dx_make_map()
1265 ext4fs_dirhash(dir, de->name, de->name_len, &h); in dx_make_map()
1373 int ext4_fname_setup_ci_filename(struct inode *dir, const struct qstr *iname, in ext4_fname_setup_ci_filename() argument
1380 if (!IS_CASEFOLDED(dir) || !dir->i_sb->s_encoding || in ext4_fname_setup_ci_filename()
1381 (IS_ENCRYPTED(dir) && !fscrypt_has_encryption_key(dir))) { in ext4_fname_setup_ci_filename()
1390 len = utf8_casefold(dir->i_sb->s_encoding, in ext4_fname_setup_ci_filename()
1398 if (!IS_ENCRYPTED(dir)) in ext4_fname_setup_ci_filename()
1404 ext4fs_dirhash(dir, cf_name->name, cf_name->len, hinfo); in ext4_fname_setup_ci_filename()
1406 ext4fs_dirhash(dir, iname->name, iname->len, hinfo); in ext4_fname_setup_ci_filename()
1460 struct inode *dir, struct ext4_filename *fname, in ext4_search_dir() argument
1473 ext4_match(dir, fname, de)) { in ext4_search_dir()
1476 if (ext4_check_dir_entry(dir, NULL, de, bh, search_buf, in ext4_search_dir()
1484 dir->i_sb->s_blocksize); in ext4_search_dir()
1493 static int is_dx_internal_node(struct inode *dir, ext4_lblk_t block, in is_dx_internal_node() argument
1496 struct super_block *sb = dir->i_sb; in is_dx_internal_node()
1498 if (!is_dx(dir)) in is_dx_internal_node()
1520 static struct buffer_head *__ext4_find_entry(struct inode *dir, in __ext4_find_entry() argument
1538 sb = dir->i_sb; in __ext4_find_entry()
1543 if (ext4_has_inline_data(dir)) { in __ext4_find_entry()
1545 ret = ext4_find_inline_entry(dir, fname, res_dir, in __ext4_find_entry()
1564 if (is_dx(dir)) { in __ext4_find_entry()
1565 ret = ext4_dx_find_entry(dir, fname, res_dir); in __ext4_find_entry()
1577 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1582 start = EXT4_I(dir)->i_dir_start_lookup; in __ext4_find_entry()
1600 retval = ext4_bread_batch(dir, block, ra_max, in __ext4_find_entry()
1612 EXT4_ERROR_INODE_ERR(dir, EIO, in __ext4_find_entry()
1620 !is_dx_internal_node(dir, block, in __ext4_find_entry()
1622 !ext4_dirblock_csum_verify(dir, bh)) { in __ext4_find_entry()
1623 EXT4_ERROR_INODE_ERR(dir, EFSBADCRC, in __ext4_find_entry()
1631 i = search_dirblock(bh, dir, fname, in __ext4_find_entry()
1634 EXT4_I(dir)->i_dir_start_lookup = block; in __ext4_find_entry()
1652 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1665 static struct buffer_head *ext4_find_entry(struct inode *dir, in ext4_find_entry() argument
1674 err = ext4_fname_setup_filename(dir, d_name, 1, &fname); in ext4_find_entry()
1680 bh = __ext4_find_entry(dir, &fname, res_dir, inlined); in ext4_find_entry()
1686 static struct buffer_head *ext4_lookup_entry(struct inode *dir, in ext4_lookup_entry() argument
1694 err = ext4_fname_prepare_lookup(dir, dentry, &fname); in ext4_lookup_entry()
1701 bh = __ext4_find_entry(dir, &fname, res_dir, NULL); in ext4_lookup_entry()
1707 static struct buffer_head * ext4_dx_find_entry(struct inode *dir, in ext4_dx_find_entry() argument
1711 struct super_block * sb = dir->i_sb; in ext4_dx_find_entry()
1720 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_find_entry()
1725 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in ext4_dx_find_entry()
1729 retval = search_dirblock(bh, dir, fname, in ext4_dx_find_entry()
1741 retval = ext4_htree_next_block(dir, fname->hinfo.hash, frame, in ext4_dx_find_entry()
1744 ext4_warning_inode(dir, in ext4_dx_find_entry()
1760 static struct dentry *ext4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags) in ext4_lookup() argument
1769 bh = ext4_lookup_entry(dir, dentry, &de); in ext4_lookup()
1776 if (!ext4_valid_inum(dir->i_sb, ino)) { in ext4_lookup()
1777 EXT4_ERROR_INODE(dir, "bad inode number: %u", ino); in ext4_lookup()
1780 if (unlikely(ino == dir->i_ino)) { in ext4_lookup()
1781 EXT4_ERROR_INODE(dir, "'%pd' linked to parent dir", in ext4_lookup()
1785 inode = ext4_iget(dir->i_sb, ino, EXT4_IGET_NORMAL); in ext4_lookup()
1787 EXT4_ERROR_INODE(dir, in ext4_lookup()
1792 if (!IS_ERR(inode) && IS_ENCRYPTED(dir) && in ext4_lookup()
1794 !fscrypt_has_permitted_context(dir, inode)) { in ext4_lookup()
1797 dir->i_ino, inode->i_ino); in ext4_lookup()
1804 if (!inode && IS_CASEFOLDED(dir)) { in ext4_lookup()
1845 dx_move_dirents(struct inode *dir, char *from, char *to, in dx_move_dirents() argument
1854 rec_len = ext4_dir_rec_len(de->name_len, dir); in dx_move_dirents()
1877 static struct ext4_dir_entry_2 *dx_pack_dirents(struct inode *dir, char *base, in dx_pack_dirents() argument
1887 rec_len = ext4_dir_rec_len(de->name_len, dir); in dx_pack_dirents()
1904 static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir, in do_split() argument
1908 unsigned blocksize = dir->i_sb->s_blocksize; in do_split()
1920 if (ext4_has_metadata_csum(dir->i_sb)) in do_split()
1923 bh2 = ext4_append(handle, dir, &newblock); in do_split()
1931 err = ext4_journal_get_write_access(handle, dir->i_sb, *bh, in do_split()
1937 err = ext4_journal_get_write_access(handle, dir->i_sb, frame->bh, in do_split()
1946 count = dx_make_map(dir, (struct ext4_dir_entry_2 *) data1, in do_split()
1979 de2 = dx_move_dirents(dir, data1, data2, map + split, count - split, in do_split()
1981 de = dx_pack_dirents(dir, data1, blocksize); in do_split()
1993 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data1, in do_split()
1995 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data2, in do_split()
2004 err = ext4_handle_dirty_dirblock(handle, dir, bh2); in do_split()
2007 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in do_split()
2018 ext4_std_error(dir->i_sb, err); in do_split()
2022 int ext4_find_dest_de(struct inode *dir, struct inode *inode, in ext4_find_dest_de() argument
2029 unsigned short reclen = ext4_dir_rec_len(fname_len(fname), dir); in ext4_find_dest_de()
2037 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_find_dest_de()
2040 if (ext4_match(dir, fname, de)) in ext4_find_dest_de()
2042 nlen = ext4_dir_rec_len(de->name_len, dir); in ext4_find_dest_de()
2056 void ext4_insert_dentry(struct inode *dir, in ext4_insert_dentry() argument
2065 nlen = ext4_dir_rec_len(de->name_len, dir); in ext4_insert_dentry()
2079 if (ext4_hash_in_dirent(dir)) { in ext4_insert_dentry()
2097 struct inode *dir, in add_dirent_to_buf() argument
2101 unsigned int blocksize = dir->i_sb->s_blocksize; in add_dirent_to_buf()
2109 err = ext4_find_dest_de(dir, inode, bh, bh->b_data, in add_dirent_to_buf()
2115 err = ext4_journal_get_write_access(handle, dir->i_sb, bh, in add_dirent_to_buf()
2118 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2123 ext4_insert_dentry(dir, inode, de, blocksize, fname); in add_dirent_to_buf()
2136 dir->i_mtime = dir->i_ctime = current_time(dir); in add_dirent_to_buf()
2137 ext4_update_dx_flag(dir); in add_dirent_to_buf()
2138 inode_inc_iversion(dir); in add_dirent_to_buf()
2139 err2 = ext4_mark_inode_dirty(handle, dir); in add_dirent_to_buf()
2141 err = ext4_handle_dirty_dirblock(handle, dir, bh); in add_dirent_to_buf()
2143 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2152 struct inode *dir, in make_indexed_dir() argument
2171 blocksize = dir->i_sb->s_blocksize; in make_indexed_dir()
2172 dxtrace(printk(KERN_DEBUG "Creating index: inode %lu\n", dir->i_ino)); in make_indexed_dir()
2174 retval = ext4_journal_get_write_access(handle, dir->i_sb, bh, in make_indexed_dir()
2177 ext4_std_error(dir->i_sb, retval); in make_indexed_dir()
2188 EXT4_ERROR_INODE(dir, "invalid rec_len for '..'"); in make_indexed_dir()
2195 bh2 = ext4_append(handle, dir, &block); in make_indexed_dir()
2200 ext4_set_inode_flag(dir, EXT4_INODE_INDEX); in make_indexed_dir()
2221 if (ext4_hash_in_dirent(dir)) in make_indexed_dir()
2225 EXT4_SB(dir->i_sb)->s_def_hash_version; in make_indexed_dir()
2230 dx_set_limit(entries, dx_root_limit(dir, sizeof(root->info))); in make_indexed_dir()
2235 fname->hinfo.hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in make_indexed_dir()
2236 fname->hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in make_indexed_dir()
2239 if (!ext4_hash_in_dirent(dir)) in make_indexed_dir()
2240 ext4fs_dirhash(dir, fname_name(fname), in make_indexed_dir()
2249 retval = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in make_indexed_dir()
2252 retval = ext4_handle_dirty_dirblock(handle, dir, bh2); in make_indexed_dir()
2256 de = do_split(handle,dir, &bh2, frame, &fname->hinfo); in make_indexed_dir()
2262 retval = add_dirent_to_buf(handle, fname, dir, inode, de, bh2); in make_indexed_dir()
2270 ext4_mark_inode_dirty(handle, dir); in make_indexed_dir()
2289 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_entry() local
2303 sb = dir->i_sb; in ext4_add_entry()
2312 if (sb_has_strict_encoding(sb) && IS_CASEFOLDED(dir) && in ext4_add_entry()
2317 retval = ext4_fname_setup_filename(dir, &dentry->d_name, 0, &fname); in ext4_add_entry()
2321 if (ext4_has_inline_data(dir)) { in ext4_add_entry()
2322 retval = ext4_try_add_inline_entry(handle, &fname, dir, inode); in ext4_add_entry()
2331 if (is_dx(dir)) { in ext4_add_entry()
2332 retval = ext4_dx_add_entry(handle, &fname, dir, inode); in ext4_add_entry()
2337 EXT4_ERROR_INODE(dir, in ext4_add_entry()
2342 ext4_clear_inode_flag(dir, EXT4_INODE_INDEX); in ext4_add_entry()
2344 retval = ext4_mark_inode_dirty(handle, dir); in ext4_add_entry()
2348 blocks = dir->i_size >> sb->s_blocksize_bits; in ext4_add_entry()
2350 bh = ext4_read_dirblock(dir, block, DIRENT); in ext4_add_entry()
2352 bh = ext4_bread(handle, dir, block, in ext4_add_entry()
2361 retval = add_dirent_to_buf(handle, &fname, dir, inode, in ext4_add_entry()
2368 retval = make_indexed_dir(handle, &fname, dir, in ext4_add_entry()
2375 bh = ext4_append(handle, dir, &block); in ext4_add_entry()
2389 retval = add_dirent_to_buf(handle, &fname, dir, inode, de, bh); in ext4_add_entry()
2402 struct inode *dir, struct inode *inode) in ext4_dx_add_entry() argument
2407 struct super_block *sb = dir->i_sb; in ext4_dx_add_entry()
2414 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_add_entry()
2419 bh = ext4_read_dirblock(dir, dx_get_block(frame->at), DIRENT_HTREE); in ext4_dx_add_entry()
2431 err = add_dirent_to_buf(handle, fname, dir, inode, NULL, bh); in ext4_dx_add_entry()
2463 dir->i_ino, levels); in ext4_dx_add_entry()
2473 bh2 = ext4_append(handle, dir, &newblock); in ext4_dx_add_entry()
2505 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2517 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2521 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2525 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2533 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2543 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in ext4_dx_add_entry()
2546 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2552 de = do_split(handle, dir, &bh, frame, &fname->hinfo); in ext4_dx_add_entry()
2557 err = add_dirent_to_buf(handle, fname, dir, inode, de, bh); in ext4_dx_add_entry()
2561 ext4_std_error(dir->i_sb, err); /* this is a no-op if err == 0 */ in ext4_dx_add_entry()
2577 int ext4_generic_delete_entry(struct inode *dir, in ext4_generic_delete_entry() argument
2585 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_generic_delete_entry()
2592 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_generic_delete_entry()
2617 inode_inc_iversion(dir); in ext4_generic_delete_entry()
2628 struct inode *dir, in ext4_delete_entry() argument
2634 if (ext4_has_inline_data(dir)) { in ext4_delete_entry()
2636 err = ext4_delete_inline_entry(handle, dir, de_del, bh, in ext4_delete_entry()
2642 if (ext4_has_metadata_csum(dir->i_sb)) in ext4_delete_entry()
2646 err = ext4_journal_get_write_access(handle, dir->i_sb, bh, in ext4_delete_entry()
2651 err = ext4_generic_delete_entry(dir, de_del, bh, bh->b_data, in ext4_delete_entry()
2652 dir->i_sb->s_blocksize, csum_size); in ext4_delete_entry()
2657 err = ext4_handle_dirty_dirblock(handle, dir, bh); in ext4_delete_entry()
2664 ext4_std_error(dir->i_sb, err); in ext4_delete_entry()
2707 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_nondir() local
2712 if (IS_DIRSYNC(dir)) in ext4_add_nondir()
2732 static int ext4_create(struct user_namespace *mnt_userns, struct inode *dir, in ext4_create() argument
2739 err = dquot_initialize(dir); in ext4_create()
2743 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_create()
2746 inode = ext4_new_inode_start_handle(mnt_userns, dir, mode, &dentry->d_name, in ext4_create()
2762 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_create()
2767 static int ext4_mknod(struct user_namespace *mnt_userns, struct inode *dir, in ext4_mknod() argument
2774 err = dquot_initialize(dir); in ext4_mknod()
2778 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mknod()
2781 inode = ext4_new_inode_start_handle(mnt_userns, dir, mode, &dentry->d_name, in ext4_mknod()
2796 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mknod()
2801 static int ext4_tmpfile(struct user_namespace *mnt_userns, struct inode *dir, in ext4_tmpfile() argument
2808 err = dquot_initialize(dir); in ext4_tmpfile()
2813 inode = ext4_new_inode_start_handle(mnt_userns, dir, mode, in ext4_tmpfile()
2816 EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) + in ext4_tmpfile()
2833 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_tmpfile()
2871 int ext4_init_new_dir(handle_t *handle, struct inode *dir, in ext4_init_new_dir() argument
2877 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_init_new_dir()
2881 if (ext4_has_metadata_csum(dir->i_sb)) in ext4_init_new_dir()
2885 err = ext4_try_create_inline_dir(handle, dir, inode); in ext4_init_new_dir()
2897 ext4_init_dot_dotdot(inode, de, blocksize, csum_size, dir->i_ino, 0); in ext4_init_new_dir()
2912 static int ext4_mkdir(struct user_namespace *mnt_userns, struct inode *dir, in ext4_mkdir() argument
2919 if (EXT4_DIR_LINK_MAX(dir)) in ext4_mkdir()
2922 err = dquot_initialize(dir); in ext4_mkdir()
2926 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mkdir()
2929 inode = ext4_new_inode_start_handle(mnt_userns, dir, S_IFDIR | mode, in ext4_mkdir()
2939 err = ext4_init_new_dir(handle, dir, inode); in ext4_mkdir()
2957 ext4_inc_count(dir); in ext4_mkdir()
2959 ext4_update_dx_flag(dir); in ext4_mkdir()
2960 err = ext4_mark_inode_dirty(handle, dir); in ext4_mkdir()
2965 if (IS_DIRSYNC(dir)) in ext4_mkdir()
2972 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mkdir()
3057 static int ext4_rmdir(struct inode *dir, struct dentry *dentry) in ext4_rmdir() argument
3065 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_rmdir()
3070 retval = dquot_initialize(dir); in ext4_rmdir()
3078 bh = ext4_find_entry(dir, &dentry->d_name, &de, NULL); in ext4_rmdir()
3094 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_rmdir()
3095 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in ext4_rmdir()
3102 if (IS_DIRSYNC(dir)) in ext4_rmdir()
3105 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_rmdir()
3120 inode->i_ctime = dir->i_ctime = dir->i_mtime = current_time(inode); in ext4_rmdir()
3124 ext4_dec_count(dir); in ext4_rmdir()
3125 ext4_update_dx_flag(dir); in ext4_rmdir()
3127 retval = ext4_mark_inode_dirty(handle, dir); in ext4_rmdir()
3136 if (IS_CASEFOLDED(dir)) in ext4_rmdir()
3147 int __ext4_unlink(handle_t *handle, struct inode *dir, const struct qstr *d_name, in __ext4_unlink() argument
3155 bh = ext4_find_entry(dir, d_name, &de, NULL); in __ext4_unlink()
3174 if (IS_DIRSYNC(dir)) in __ext4_unlink()
3178 retval = ext4_delete_entry(handle, dir, de, bh); in __ext4_unlink()
3181 dir->i_ctime = dir->i_mtime = current_time(dir); in __ext4_unlink()
3182 ext4_update_dx_flag(dir); in __ext4_unlink()
3183 retval = ext4_mark_inode_dirty(handle, dir); in __ext4_unlink()
3204 static int ext4_unlink(struct inode *dir, struct dentry *dentry) in ext4_unlink() argument
3209 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_unlink()
3212 trace_ext4_unlink_enter(dir, dentry); in ext4_unlink()
3217 retval = dquot_initialize(dir); in ext4_unlink()
3224 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_unlink()
3225 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in ext4_unlink()
3231 retval = __ext4_unlink(handle, dir, &dentry->d_name, d_inode(dentry)); in ext4_unlink()
3241 if (IS_CASEFOLDED(dir)) in ext4_unlink()
3252 static int ext4_symlink(struct user_namespace *mnt_userns, struct inode *dir, in ext4_symlink() argument
3261 if (unlikely(ext4_forced_shutdown(EXT4_SB(dir->i_sb)))) in ext4_symlink()
3264 err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize, in ext4_symlink()
3269 err = dquot_initialize(dir); in ext4_symlink()
3280 credits = 4 + EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) + in ext4_symlink()
3289 credits = EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_symlink()
3293 inode = ext4_new_inode_start_handle(mnt_userns, dir, S_IFLNK|S_IRWXUGO, in ext4_symlink()
3339 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_symlink()
3340 EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_symlink()
3382 int __ext4_link(struct inode *dir, struct inode *inode, struct dentry *dentry) in __ext4_link() argument
3387 handle = ext4_journal_start(dir, EXT4_HT_DIR, in __ext4_link()
3388 (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in __ext4_link()
3393 if (IS_DIRSYNC(dir)) in __ext4_link()
3415 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in __ext4_link()
3421 struct inode *dir, struct dentry *dentry) in ext4_link() argument
3429 err = fscrypt_prepare_link(old_dentry, dir, dentry); in ext4_link()
3433 if ((ext4_test_inode_flag(dir, EXT4_INODE_PROJINHERIT)) && in ext4_link()
3434 (!projid_eq(EXT4_I(dir)->i_projid, in ext4_link()
3438 err = dquot_initialize(dir); in ext4_link()
3441 return __ext4_link(dir, inode, dentry); in ext4_link()
3477 struct inode *dir; member
3503 if (le32_to_cpu(ent->parent_de->inode) != ent->dir->i_ino) in ext4_rename_dir_prepare()
3506 return ext4_journal_get_write_access(handle, ent->dir->i_sb, in ext4_rename_dir_prepare()
3530 ext4_std_error(ent->dir->i_sb, retval); in ext4_rename_dir_finish()
3542 retval = ext4_journal_get_write_access(handle, ent->dir->i_sb, ent->bh, in ext4_setent()
3547 if (ext4_has_feature_filetype(ent->dir->i_sb)) in ext4_setent()
3549 inode_inc_iversion(ent->dir); in ext4_setent()
3550 ent->dir->i_ctime = ent->dir->i_mtime = in ext4_setent()
3551 current_time(ent->dir); in ext4_setent()
3552 retval = ext4_mark_inode_dirty(handle, ent->dir); in ext4_setent()
3555 retval2 = ext4_handle_dirty_dirblock(handle, ent->dir, ent->bh); in ext4_setent()
3557 ext4_std_error(ent->dir->i_sb, retval2); in ext4_setent()
3575 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, NULL); in ext4_resetent()
3581 ext4_std_error(old.dir->i_sb, retval); in ext4_resetent()
3589 static int ext4_find_delete_entry(handle_t *handle, struct inode *dir, in ext4_find_delete_entry() argument
3596 bh = ext4_find_entry(dir, d_name, &de, NULL); in ext4_find_delete_entry()
3600 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_find_delete_entry()
3621 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3624 retval = ext4_delete_entry(handle, ent->dir, ent->de, ent->bh); in ext4_rename_delete()
3626 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3632 ext4_warning_inode(ent->dir, in ext4_rename_delete()
3634 ent->dir->i_nlink, retval); in ext4_rename_delete()
3642 ext4_dec_count(ent->dir); in ext4_update_dir_count()
3644 ext4_inc_count(ent->dir); in ext4_update_dir_count()
3645 ext4_mark_inode_dirty(handle, ent->dir); in ext4_update_dir_count()
3661 credits += (EXT4_MAXQUOTAS_TRANS_BLOCKS(ent->dir->i_sb) + in ext4_whiteout_for_rename()
3664 wh = ext4_new_inode_start_handle(mnt_userns, ent->dir, in ext4_whiteout_for_rename()
3674 ext4_should_retry_alloc(ent->dir->i_sb, &retries)) in ext4_whiteout_for_rename()
3698 .dir = old_dir, in ext4_rename()
3703 .dir = new_dir, in ext4_rename()
3724 retval = dquot_initialize(old.dir); in ext4_rename()
3727 retval = dquot_initialize(new.dir); in ext4_rename()
3739 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, NULL); in ext4_rename()
3752 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_rename()
3765 if (new.inode && !test_opt(new.dir->i_sb, NO_AUTO_DA_ALLOC)) in ext4_rename()
3768 credits = (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_rename()
3771 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, credits); in ext4_rename()
3785 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_rename()
3795 if (new.dir != old.dir && EXT4_DIR_LINK_MAX(new.dir)) in ext4_rename()
3809 force_reread = (new.dir->i_ino == old.dir->i_ino && in ext4_rename()
3810 ext4_test_inode_flag(new.dir, EXT4_INODE_INLINE_DATA)); in ext4_rename()
3837 force_reread = !ext4_test_inode_flag(new.dir, in ext4_rename()
3860 old.dir->i_ctime = old.dir->i_mtime = current_time(old.dir); in ext4_rename()
3861 ext4_update_dx_flag(old.dir); in ext4_rename()
3863 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_rename()
3867 ext4_dec_count(old.dir); in ext4_rename()
3874 ext4_inc_count(new.dir); in ext4_rename()
3875 ext4_update_dx_flag(new.dir); in ext4_rename()
3876 retval = ext4_mark_inode_dirty(handle, new.dir); in ext4_rename()
3881 retval = ext4_mark_inode_dirty(handle, old.dir); in ext4_rename()
3937 .dir = old_dir, in ext4_cross_rename()
3942 .dir = new_dir, in ext4_cross_rename()
3958 retval = dquot_initialize(old.dir); in ext4_cross_rename()
3961 retval = dquot_initialize(new.dir); in ext4_cross_rename()
3965 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, in ext4_cross_rename()
3979 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_cross_rename()
3991 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, in ext4_cross_rename()
3992 (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_cross_rename()
4000 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_cross_rename()
4020 if (old.dir != new.dir && old.is_dir != new.is_dir) { in ext4_cross_rename()
4024 if ((old.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(old.dir)) || in ext4_cross_rename()
4025 (new.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(new.dir))) in ext4_cross_rename()
4054 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_cross_rename()
4059 retval = ext4_rename_dir_finish(handle, &new, old.dir->i_ino); in ext4_cross_rename()