Lines Matching full:dir
294 static struct buffer_head * ext4_dx_find_entry(struct inode *dir,
298 struct inode *dir, struct inode *inode);
472 EXT4_ERROR_INODE(inode, "dir seems corrupt? Run e2fsck -D."); in ext4_dx_csum_verify()
501 EXT4_ERROR_INODE(inode, "dir seems corrupt? Run e2fsck -D."); in ext4_dx_csum_set()
579 static inline unsigned dx_root_limit(struct inode *dir, unsigned infosize) in dx_root_limit() argument
581 unsigned int entry_space = dir->i_sb->s_blocksize - in dx_root_limit()
585 if (ext4_has_feature_metadata_csum(dir->i_sb)) in dx_root_limit()
590 static inline unsigned dx_node_limit(struct inode *dir) in dx_node_limit() argument
592 unsigned int entry_space = dir->i_sb->s_blocksize - in dx_node_limit()
593 ext4_dir_rec_len(0, dir); in dx_node_limit()
595 if (ext4_has_feature_metadata_csum(dir->i_sb)) in dx_node_limit()
623 static struct stats dx_show_leaf(struct inode *dir, in dx_show_leaf() argument
648 if (!IS_ENCRYPTED(dir)) { in dx_show_leaf()
650 (void) ext4fs_dirhash(dir, de->name, in dx_show_leaf()
668 res = fscrypt_fname_disk_to_usr(dir, in dx_show_leaf()
682 if (IS_CASEFOLDED(dir)) in dx_show_leaf()
685 (void) ext4fs_dirhash(dir, in dx_show_leaf()
697 (void) ext4fs_dirhash(dir, de->name, in dx_show_leaf()
703 space += ext4_dir_rec_len(de->name_len, dir); in dx_show_leaf()
712 struct stats dx_show_entries(struct dx_hash_info *hinfo, struct inode *dir, in dx_show_entries() argument
715 unsigned blocksize = dir->i_sb->s_blocksize; in dx_show_entries()
727 bh = ext4_bread(NULL,dir, block, 0); in dx_show_entries()
731 dx_show_entries(hinfo, dir, ((struct dx_node *) bh->b_data)->entries, levels - 1): in dx_show_entries()
732 dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) in dx_show_entries()
780 dx_probe(struct ext4_filename *fname, struct inode *dir, in dx_probe() argument
793 frame->bh = ext4_read_dirblock(dir, 0, INDEX); in dx_probe()
802 ext4_warning_inode(dir, "Unrecognised inode hash code %u", in dx_probe()
806 if (ext4_hash_in_dirent(dir)) { in dx_probe()
808 ext4_warning_inode(dir, in dx_probe()
814 ext4_warning_inode(dir, in dx_probe()
823 hinfo->hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in dx_probe()
824 hinfo->seed = EXT4_SB(dir->i_sb)->s_hash_seed; in dx_probe()
827 !(IS_ENCRYPTED(dir) && IS_CASEFOLDED(dir))) { in dx_probe()
828 int ret = ext4fs_dirhash(dir, fname_name(fname), in dx_probe()
838 ext4_warning_inode(dir, "Unimplemented hash flags: %#06x", in dx_probe()
844 if (indirect >= ext4_dir_htree_level(dir->i_sb)) { in dx_probe()
845 ext4_warning(dir->i_sb, in dx_probe()
847 "supported value", dir->i_ino, in dx_probe()
848 ext4_dir_htree_level(dir->i_sb)); in dx_probe()
849 if (ext4_dir_htree_level(dir->i_sb) < EXT4_HTREE_LEVEL) { in dx_probe()
850 ext4_warning(dir->i_sb, "Enable large directory " in dx_probe()
859 if (dx_get_limit(entries) != dx_root_limit(dir, in dx_probe()
861 ext4_warning_inode(dir, "dx entry: limit %u != root limit %u", in dx_probe()
863 dx_root_limit(dir, root->info.info_length)); in dx_probe()
873 ext4_warning_inode(dir, in dx_probe()
902 ext4_warning_inode(dir, in dx_probe()
912 frame->bh = ext4_read_dirblock(dir, block, INDEX); in dx_probe()
921 if (dx_get_limit(entries) != dx_node_limit(dir)) { in dx_probe()
922 ext4_warning_inode(dir, in dx_probe()
924 dx_get_limit(entries), dx_node_limit(dir)); in dx_probe()
935 ext4_warning_inode(dir, in dx_probe()
977 static int ext4_htree_next_block(struct inode *dir, __u32 hash, in ext4_htree_next_block() argument
1023 bh = ext4_read_dirblock(dir, dx_get_block(p->at), INDEX); in ext4_htree_next_block()
1041 struct inode *dir, ext4_lblk_t block, in htree_dirblock_to_tree() argument
1049 int csum = ext4_has_feature_metadata_csum(dir->i_sb); in htree_dirblock_to_tree()
1053 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in htree_dirblock_to_tree()
1060 dir->i_sb->s_blocksize - in htree_dirblock_to_tree()
1062 csum ? NULL : dir)); in htree_dirblock_to_tree()
1064 if (IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1065 err = fscrypt_prepare_readdir(dir); in htree_dirblock_to_tree()
1078 for (; de < top; de = ext4_next_entry(de, dir->i_sb->s_blocksize)) { in htree_dirblock_to_tree()
1079 if (ext4_check_dir_entry(dir, NULL, de, bh, in htree_dirblock_to_tree()
1081 (block<<EXT4_BLOCK_SIZE_BITS(dir->i_sb)) in htree_dirblock_to_tree()
1086 if (ext4_hash_in_dirent(dir)) { in htree_dirblock_to_tree()
1095 err = ext4fs_dirhash(dir, de->name, in htree_dirblock_to_tree()
1108 if (!IS_ENCRYPTED(dir)) { in htree_dirblock_to_tree()
1120 err = fscrypt_fname_disk_to_usr(dir, hinfo->hash, in htree_dirblock_to_tree()
1159 struct inode *dir; in ext4_htree_fill_tree() local
1168 dir = file_inode(dir_file); in ext4_htree_fill_tree()
1169 if (!(ext4_test_inode_flag(dir, EXT4_INODE_INDEX))) { in ext4_htree_fill_tree()
1170 if (ext4_hash_in_dirent(dir)) in ext4_htree_fill_tree()
1174 EXT4_SB(dir->i_sb)->s_def_hash_version; in ext4_htree_fill_tree()
1177 EXT4_SB(dir->i_sb)->s_hash_unsigned; in ext4_htree_fill_tree()
1178 hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in ext4_htree_fill_tree()
1179 if (ext4_has_inline_data(dir)) { in ext4_htree_fill_tree()
1181 count = ext4_inlinedir_to_tree(dir_file, dir, 0, in ext4_htree_fill_tree()
1190 count = htree_dirblock_to_tree(dir_file, dir, 0, &hinfo, in ext4_htree_fill_tree()
1197 frame = dx_probe(NULL, dir, &hinfo, frames); in ext4_htree_fill_tree()
1214 de = ext4_next_entry(de, dir->i_sb->s_blocksize); in ext4_htree_fill_tree()
1231 ret = htree_dirblock_to_tree(dir_file, dir, block, &hinfo, in ext4_htree_fill_tree()
1239 ret = ext4_htree_next_block(dir, HASH_NB_ALWAYS, in ext4_htree_fill_tree()
1265 struct inode *dir, in search_dirblock() argument
1270 return ext4_search_dir(bh, bh->b_data, dir->i_sb->s_blocksize, dir, in search_dirblock()
1282 static int dx_make_map(struct inode *dir, struct buffer_head *bh, in dx_make_map() argument
1291 int blocksize = EXT4_BLOCK_SIZE(dir->i_sb); in dx_make_map()
1293 if (ext4_has_feature_metadata_csum(dir->i_sb)) in dx_make_map()
1297 if (ext4_check_dir_entry(dir, NULL, de, bh, base, buflen, in dx_make_map()
1301 if (ext4_hash_in_dirent(dir)) in dx_make_map()
1304 int err = ext4fs_dirhash(dir, de->name, in dx_make_map()
1364 int ext4_fname_setup_ci_filename(struct inode *dir, const struct qstr *iname, in ext4_fname_setup_ci_filename() argument
1372 if (!IS_CASEFOLDED(dir) || in ext4_fname_setup_ci_filename()
1373 (IS_ENCRYPTED(dir) && !fscrypt_has_encryption_key(dir))) { in ext4_fname_setup_ci_filename()
1382 len = utf8_casefold(dir->i_sb->s_encoding, iname, buf, EXT4_NAME_LEN); in ext4_fname_setup_ci_filename()
1390 if (!IS_ENCRYPTED(dir)) in ext4_fname_setup_ci_filename()
1396 return ext4fs_dirhash(dir, cf_name->name, cf_name->len, hinfo); in ext4_fname_setup_ci_filename()
1398 return ext4fs_dirhash(dir, iname->name, iname->len, hinfo); in ext4_fname_setup_ci_filename()
1459 struct inode *dir, struct ext4_filename *fname, in ext4_search_dir() argument
1472 ext4_match(dir, fname, de)) { in ext4_search_dir()
1475 if (ext4_check_dir_entry(dir, NULL, de, bh, search_buf, in ext4_search_dir()
1483 dir->i_sb->s_blocksize); in ext4_search_dir()
1492 static int is_dx_internal_node(struct inode *dir, ext4_lblk_t block, in is_dx_internal_node() argument
1495 struct super_block *sb = dir->i_sb; in is_dx_internal_node()
1497 if (!is_dx(dir)) in is_dx_internal_node()
1519 static struct buffer_head *__ext4_find_entry(struct inode *dir, in __ext4_find_entry() argument
1537 sb = dir->i_sb; in __ext4_find_entry()
1542 if (ext4_has_inline_data(dir)) { in __ext4_find_entry()
1544 ret = ext4_find_inline_entry(dir, fname, res_dir, in __ext4_find_entry()
1562 if (is_dx(dir)) { in __ext4_find_entry()
1563 ret = ext4_dx_find_entry(dir, fname, res_dir); in __ext4_find_entry()
1572 else if (!sb_no_casefold_compat_fallback(dir->i_sb) && in __ext4_find_entry()
1573 *res_dir == NULL && IS_CASEFOLDED(dir)) in __ext4_find_entry()
1580 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1585 start = EXT4_I(dir)->i_dir_start_lookup; in __ext4_find_entry()
1603 retval = ext4_bread_batch(dir, block, ra_max, in __ext4_find_entry()
1615 EXT4_ERROR_INODE_ERR(dir, EIO, in __ext4_find_entry()
1623 !is_dx_internal_node(dir, block, in __ext4_find_entry()
1625 !ext4_dirblock_csum_verify(dir, bh)) { in __ext4_find_entry()
1626 EXT4_ERROR_INODE_ERR(dir, EFSBADCRC, in __ext4_find_entry()
1634 i = search_dirblock(bh, dir, fname, in __ext4_find_entry()
1637 EXT4_I(dir)->i_dir_start_lookup = block; in __ext4_find_entry()
1657 nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); in __ext4_find_entry()
1670 static struct buffer_head *ext4_find_entry(struct inode *dir, in ext4_find_entry() argument
1679 err = ext4_fname_setup_filename(dir, d_name, 1, &fname); in ext4_find_entry()
1685 bh = __ext4_find_entry(dir, &fname, res_dir, inlined); in ext4_find_entry()
1691 static struct buffer_head *ext4_lookup_entry(struct inode *dir, in ext4_lookup_entry() argument
1699 err = ext4_fname_prepare_lookup(dir, dentry, &fname); in ext4_lookup_entry()
1705 bh = __ext4_find_entry(dir, &fname, res_dir, NULL); in ext4_lookup_entry()
1711 static struct buffer_head * ext4_dx_find_entry(struct inode *dir, in ext4_dx_find_entry() argument
1715 struct super_block * sb = dir->i_sb; in ext4_dx_find_entry()
1724 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_find_entry()
1729 bh = ext4_read_dirblock(dir, block, DIRENT_HTREE); in ext4_dx_find_entry()
1733 retval = search_dirblock(bh, dir, fname, in ext4_dx_find_entry()
1745 retval = ext4_htree_next_block(dir, fname->hinfo.hash, frame, in ext4_dx_find_entry()
1748 ext4_warning_inode(dir, in ext4_dx_find_entry()
1764 static struct dentry *ext4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags) in ext4_lookup() argument
1773 bh = ext4_lookup_entry(dir, dentry, &de); in ext4_lookup()
1780 if (!ext4_valid_inum(dir->i_sb, ino)) { in ext4_lookup()
1781 EXT4_ERROR_INODE(dir, "bad inode number: %u", ino); in ext4_lookup()
1784 if (unlikely(ino == dir->i_ino)) { in ext4_lookup()
1785 EXT4_ERROR_INODE(dir, "'%pd' linked to parent dir", in ext4_lookup()
1789 inode = ext4_iget(dir->i_sb, ino, EXT4_IGET_NORMAL); in ext4_lookup()
1791 EXT4_ERROR_INODE(dir, in ext4_lookup()
1796 if (!IS_ERR(inode) && IS_ENCRYPTED(dir) && in ext4_lookup()
1798 !fscrypt_has_permitted_context(dir, inode)) { in ext4_lookup()
1801 dir->i_ino, inode->i_ino); in ext4_lookup()
1807 if (IS_ENABLED(CONFIG_UNICODE) && !inode && IS_CASEFOLDED(dir)) { in ext4_lookup()
1848 dx_move_dirents(struct inode *dir, char *from, char *to, in dx_move_dirents() argument
1857 rec_len = ext4_dir_rec_len(de->name_len, dir); in dx_move_dirents()
1877 * Compact each dir entry in the range to the minimal rec_len.
1880 static struct ext4_dir_entry_2 *dx_pack_dirents(struct inode *dir, char *base, in dx_pack_dirents() argument
1890 rec_len = ext4_dir_rec_len(de->name_len, dir); in dx_pack_dirents()
1903 * Split a full leaf block to make room for a new dir entry.
1907 static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir, in do_split() argument
1911 unsigned blocksize = dir->i_sb->s_blocksize; in do_split()
1924 if (ext4_has_feature_metadata_csum(dir->i_sb)) in do_split()
1927 bh2 = ext4_append(handle, dir, &newblock); in do_split()
1935 err = ext4_journal_get_write_access(handle, dir->i_sb, *bh, in do_split()
1941 err = ext4_journal_get_write_access(handle, dir->i_sb, frame->bh, in do_split()
1950 count = dx_make_map(dir, *bh, hinfo, map); in do_split()
1981 ext4_error_inode_block(dir, (*bh)->b_blocknr, 0, in do_split()
1995 de2 = dx_move_dirents(dir, data1, data2, map + split, count - split, in do_split()
1997 de = dx_pack_dirents(dir, data1, blocksize); in do_split()
2009 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data1, in do_split()
2011 dxtrace(dx_show_leaf(dir, hinfo, (struct ext4_dir_entry_2 *) data2, in do_split()
2020 err = ext4_handle_dirty_dirblock(handle, dir, bh2); in do_split()
2023 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in do_split()
2031 ext4_std_error(dir->i_sb, err); in do_split()
2039 int ext4_find_dest_de(struct inode *dir, struct buffer_head *bh, in ext4_find_dest_de() argument
2045 unsigned short reclen = ext4_dir_rec_len(fname_len(fname), dir); in ext4_find_dest_de()
2053 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_find_dest_de()
2056 if (ext4_match(dir, fname, de)) in ext4_find_dest_de()
2058 nlen = ext4_dir_rec_len(de->name_len, dir); in ext4_find_dest_de()
2072 void ext4_insert_dentry(struct inode *dir, in ext4_insert_dentry() argument
2081 nlen = ext4_dir_rec_len(de->name_len, dir); in ext4_insert_dentry()
2095 if (ext4_hash_in_dirent(dir)) { in ext4_insert_dentry()
2113 struct inode *dir, in add_dirent_to_buf() argument
2117 unsigned int blocksize = dir->i_sb->s_blocksize; in add_dirent_to_buf()
2125 err = ext4_find_dest_de(dir, bh, bh->b_data, in add_dirent_to_buf()
2131 err = ext4_journal_get_write_access(handle, dir->i_sb, bh, in add_dirent_to_buf()
2134 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2139 ext4_insert_dentry(dir, inode, de, blocksize, fname); in add_dirent_to_buf()
2152 inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir)); in add_dirent_to_buf()
2153 ext4_update_dx_flag(dir); in add_dirent_to_buf()
2154 inode_inc_iversion(dir); in add_dirent_to_buf()
2155 err2 = ext4_mark_inode_dirty(handle, dir); in add_dirent_to_buf()
2157 err = ext4_handle_dirty_dirblock(handle, dir, bh); in add_dirent_to_buf()
2159 ext4_std_error(dir->i_sb, err); in add_dirent_to_buf()
2163 static bool ext4_check_dx_root(struct inode *dir, struct dx_root *root) in ext4_check_dx_root() argument
2168 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_check_dx_root()
2169 char *blockend = (char *)root + dir->i_sb->s_blocksize; in ext4_check_dx_root()
2204 EXT4_ERROR_INODE(dir, "Corrupt dir, %s, running e2fsck is recommended", in ext4_check_dx_root()
2214 struct inode *dir, in make_indexed_dir() argument
2233 blocksize = dir->i_sb->s_blocksize; in make_indexed_dir()
2234 dxtrace(printk(KERN_DEBUG "Creating index: inode %lu\n", dir->i_ino)); in make_indexed_dir()
2236 retval = ext4_journal_get_write_access(handle, dir->i_sb, bh, in make_indexed_dir()
2239 ext4_std_error(dir->i_sb, retval); in make_indexed_dir()
2245 if (!ext4_check_dx_root(dir, root)) { in make_indexed_dir()
2257 bh2 = ext4_append(handle, dir, &block); in make_indexed_dir()
2262 ext4_set_inode_flag(dir, EXT4_INODE_INDEX); in make_indexed_dir()
2270 if (ext4_check_dir_entry(dir, NULL, de, bh2, data2, len, in make_indexed_dir()
2290 if (ext4_hash_in_dirent(dir)) in make_indexed_dir()
2294 EXT4_SB(dir->i_sb)->s_def_hash_version; in make_indexed_dir()
2299 dx_set_limit(entries, dx_root_limit(dir, sizeof(root->info))); in make_indexed_dir()
2304 fname->hinfo.hash_version += EXT4_SB(dir->i_sb)->s_hash_unsigned; in make_indexed_dir()
2305 fname->hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; in make_indexed_dir()
2308 if (!ext4_hash_in_dirent(dir)) { in make_indexed_dir()
2309 int err = ext4fs_dirhash(dir, fname_name(fname), in make_indexed_dir()
2323 retval = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in make_indexed_dir()
2326 retval = ext4_handle_dirty_dirblock(handle, dir, bh2); in make_indexed_dir()
2330 de = do_split(handle,dir, &bh2, frame, &fname->hinfo); in make_indexed_dir()
2336 retval = add_dirent_to_buf(handle, fname, dir, inode, de, bh2); in make_indexed_dir()
2344 ext4_mark_inode_dirty(handle, dir); in make_indexed_dir()
2363 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_entry() local
2377 sb = dir->i_sb; in ext4_add_entry()
2383 if (!generic_ci_validate_strict_name(dir, &dentry->d_name)) in ext4_add_entry()
2386 retval = ext4_fname_setup_filename(dir, &dentry->d_name, 0, &fname); in ext4_add_entry()
2390 if (ext4_has_inline_data(dir)) { in ext4_add_entry()
2391 retval = ext4_try_add_inline_entry(handle, &fname, dir, inode); in ext4_add_entry()
2400 if (is_dx(dir)) { in ext4_add_entry()
2401 retval = ext4_dx_add_entry(handle, &fname, dir, inode); in ext4_add_entry()
2406 EXT4_ERROR_INODE(dir, in ext4_add_entry()
2411 ext4_clear_inode_flag(dir, EXT4_INODE_INDEX); in ext4_add_entry()
2413 retval = ext4_mark_inode_dirty(handle, dir); in ext4_add_entry()
2417 blocks = dir->i_size >> sb->s_blocksize_bits; in ext4_add_entry()
2419 bh = ext4_read_dirblock(dir, block, DIRENT); in ext4_add_entry()
2421 bh = ext4_bread(handle, dir, block, in ext4_add_entry()
2430 retval = add_dirent_to_buf(handle, &fname, dir, inode, in ext4_add_entry()
2437 retval = make_indexed_dir(handle, &fname, dir, in ext4_add_entry()
2444 bh = ext4_append(handle, dir, &block); in ext4_add_entry()
2458 retval = add_dirent_to_buf(handle, &fname, dir, inode, de, bh); in ext4_add_entry()
2471 struct inode *dir, struct inode *inode) in ext4_dx_add_entry() argument
2476 struct super_block *sb = dir->i_sb; in ext4_dx_add_entry()
2483 frame = dx_probe(fname, dir, NULL, frames); in ext4_dx_add_entry()
2488 bh = ext4_read_dirblock(dir, dx_get_block(frame->at), DIRENT_HTREE); in ext4_dx_add_entry()
2500 err = add_dirent_to_buf(handle, fname, dir, inode, NULL, bh); in ext4_dx_add_entry()
2532 dir->i_ino, levels); in ext4_dx_add_entry()
2542 bh2 = ext4_append(handle, dir, &newblock); in ext4_dx_add_entry()
2578 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2590 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2596 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2600 err = ext4_handle_dirty_dx_node(handle, dir, in ext4_dx_add_entry()
2608 dx_set_limit(entries2, dx_node_limit(dir)); in ext4_dx_add_entry()
2618 err = ext4_handle_dirty_dx_node(handle, dir, frame->bh); in ext4_dx_add_entry()
2623 err = ext4_handle_dirty_dx_node(handle, dir, bh2); in ext4_dx_add_entry()
2629 de = do_split(handle, dir, &bh, frame, &fname->hinfo); in ext4_dx_add_entry()
2634 err = add_dirent_to_buf(handle, fname, dir, inode, de, bh); in ext4_dx_add_entry()
2638 ext4_std_error(dir->i_sb, err); /* this is a no-op if err == 0 */ in ext4_dx_add_entry()
2654 int ext4_generic_delete_entry(struct inode *dir, in ext4_generic_delete_entry() argument
2662 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_generic_delete_entry()
2669 if (ext4_check_dir_entry(dir, NULL, de, bh, in ext4_generic_delete_entry()
2694 inode_inc_iversion(dir); in ext4_generic_delete_entry()
2705 struct inode *dir, in ext4_delete_entry() argument
2711 if (ext4_has_inline_data(dir)) { in ext4_delete_entry()
2713 err = ext4_delete_inline_entry(handle, dir, de_del, bh, in ext4_delete_entry()
2719 if (ext4_has_feature_metadata_csum(dir->i_sb)) in ext4_delete_entry()
2723 err = ext4_journal_get_write_access(handle, dir->i_sb, bh, in ext4_delete_entry()
2728 err = ext4_generic_delete_entry(dir, de_del, bh, bh->b_data, in ext4_delete_entry()
2729 dir->i_sb->s_blocksize, csum_size); in ext4_delete_entry()
2734 err = ext4_handle_dirty_dirblock(handle, dir, bh); in ext4_delete_entry()
2741 ext4_std_error(dir->i_sb, err); in ext4_delete_entry()
2784 struct inode *dir = d_inode(dentry->d_parent); in ext4_add_nondir() local
2789 if (IS_DIRSYNC(dir)) in ext4_add_nondir()
2810 static int ext4_create(struct mnt_idmap *idmap, struct inode *dir, in ext4_create() argument
2817 err = dquot_initialize(dir); in ext4_create()
2821 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_create()
2824 inode = ext4_new_inode_start_handle(idmap, dir, mode, &dentry->d_name, in ext4_create()
2840 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_create()
2845 static int ext4_mknod(struct mnt_idmap *idmap, struct inode *dir, in ext4_mknod() argument
2852 err = dquot_initialize(dir); in ext4_mknod()
2856 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mknod()
2859 inode = ext4_new_inode_start_handle(idmap, dir, mode, &dentry->d_name, in ext4_mknod()
2874 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mknod()
2879 static int ext4_tmpfile(struct mnt_idmap *idmap, struct inode *dir, in ext4_tmpfile() argument
2886 err = dquot_initialize(dir); in ext4_tmpfile()
2891 inode = ext4_new_inode_start_handle(idmap, dir, mode, in ext4_tmpfile()
2894 EXT4_MAXQUOTAS_TRANS_BLOCKS(dir->i_sb) + in ext4_tmpfile()
2911 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_tmpfile()
2949 int ext4_init_new_dir(handle_t *handle, struct inode *dir, in ext4_init_new_dir() argument
2955 unsigned int blocksize = dir->i_sb->s_blocksize; in ext4_init_new_dir()
2959 if (ext4_has_feature_metadata_csum(dir->i_sb)) in ext4_init_new_dir()
2963 err = ext4_try_create_inline_dir(handle, dir, inode); in ext4_init_new_dir()
2975 ext4_init_dot_dotdot(inode, de, blocksize, csum_size, dir->i_ino, 0); in ext4_init_new_dir()
2990 static struct dentry *ext4_mkdir(struct mnt_idmap *idmap, struct inode *dir, in ext4_mkdir() argument
2997 if (EXT4_DIR_LINK_MAX(dir)) in ext4_mkdir()
3000 err = dquot_initialize(dir); in ext4_mkdir()
3004 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_mkdir()
3007 inode = ext4_new_inode_start_handle(idmap, dir, S_IFDIR | mode, in ext4_mkdir()
3017 err = ext4_init_new_dir(handle, dir, inode); in ext4_mkdir()
3035 ext4_inc_count(dir); in ext4_mkdir()
3037 ext4_update_dx_flag(dir); in ext4_mkdir()
3038 err = ext4_mark_inode_dirty(handle, dir); in ext4_mkdir()
3043 if (IS_DIRSYNC(dir)) in ext4_mkdir()
3050 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_mkdir()
3129 static int ext4_rmdir(struct inode *dir, struct dentry *dentry) in ext4_rmdir() argument
3137 retval = ext4_emergency_state(dir->i_sb); in ext4_rmdir()
3143 retval = dquot_initialize(dir); in ext4_rmdir()
3151 bh = ext4_find_entry(dir, &dentry->d_name, &de, NULL); in ext4_rmdir()
3167 handle = ext4_journal_start(dir, EXT4_HT_DIR, in ext4_rmdir()
3168 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in ext4_rmdir()
3175 if (IS_DIRSYNC(dir)) in ext4_rmdir()
3178 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_rmdir()
3193 inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir)); in ext4_rmdir()
3198 ext4_dec_count(dir); in ext4_rmdir()
3199 ext4_update_dx_flag(dir); in ext4_rmdir()
3201 retval = ext4_mark_inode_dirty(handle, dir); in ext4_rmdir()
3209 if (IS_ENABLED(CONFIG_UNICODE) && IS_CASEFOLDED(dir)) in ext4_rmdir()
3219 int __ext4_unlink(struct inode *dir, const struct qstr *d_name, in __ext4_unlink() argument
3233 bh = ext4_find_entry(dir, d_name, &de, NULL); in __ext4_unlink()
3252 handle = ext4_journal_start(dir, EXT4_HT_DIR, in __ext4_unlink()
3253 EXT4_DATA_TRANS_BLOCKS(dir->i_sb)); in __ext4_unlink()
3259 if (IS_DIRSYNC(dir)) in __ext4_unlink()
3263 retval = ext4_delete_entry(handle, dir, de, bh); in __ext4_unlink()
3266 inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir)); in __ext4_unlink()
3267 ext4_update_dx_flag(dir); in __ext4_unlink()
3268 retval = ext4_mark_inode_dirty(handle, dir); in __ext4_unlink()
3292 static int ext4_unlink(struct inode *dir, struct dentry *dentry) in ext4_unlink() argument
3296 retval = ext4_emergency_state(dir->i_sb); in ext4_unlink()
3300 trace_ext4_unlink_enter(dir, dentry); in ext4_unlink()
3305 retval = dquot_initialize(dir); in ext4_unlink()
3312 retval = __ext4_unlink(dir, &dentry->d_name, d_inode(dentry), dentry); in ext4_unlink()
3320 if (IS_ENABLED(CONFIG_UNICODE) && IS_CASEFOLDED(dir)) in ext4_unlink()
3354 static int ext4_symlink(struct mnt_idmap *idmap, struct inode *dir, in ext4_symlink() argument
3364 err = ext4_emergency_state(dir->i_sb); in ext4_symlink()
3368 err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize, in ext4_symlink()
3373 err = dquot_initialize(dir); in ext4_symlink()
3383 credits = EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in ext4_symlink()
3386 inode = ext4_new_inode_start_handle(idmap, dir, S_IFLNK|S_IRWXUGO, in ext4_symlink()
3441 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in ext4_symlink()
3448 int __ext4_link(struct inode *dir, struct inode *inode, struct dentry *dentry) in __ext4_link() argument
3453 handle = ext4_journal_start(dir, EXT4_HT_DIR, in __ext4_link()
3454 (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) + in __ext4_link()
3459 if (IS_DIRSYNC(dir)) in __ext4_link()
3481 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries)) in __ext4_link()
3487 struct inode *dir, struct dentry *dentry) in ext4_link() argument
3495 err = fscrypt_prepare_link(old_dentry, dir, dentry); in ext4_link()
3499 if ((ext4_test_inode_flag(dir, EXT4_INODE_PROJINHERIT)) && in ext4_link()
3500 (!projid_eq(EXT4_I(dir)->i_projid, in ext4_link()
3504 err = dquot_initialize(dir); in ext4_link()
3507 return __ext4_link(dir, inode, dentry); in ext4_link()
3513 * if it is a normal dir.
3564 struct inode *dir; member
3594 if (le32_to_cpu(ent->parent_de->inode) != ent->dir->i_ino) in ext4_rename_dir_prepare()
3597 return ext4_journal_get_write_access(handle, ent->dir->i_sb, in ext4_rename_dir_prepare()
3624 ext4_std_error(ent->dir->i_sb, retval); in ext4_rename_dir_finish()
3636 retval = ext4_journal_get_write_access(handle, ent->dir->i_sb, ent->bh, in ext4_setent()
3641 if (ext4_has_feature_filetype(ent->dir->i_sb)) in ext4_setent()
3643 inode_inc_iversion(ent->dir); in ext4_setent()
3644 inode_set_mtime_to_ts(ent->dir, inode_set_ctime_current(ent->dir)); in ext4_setent()
3645 retval = ext4_mark_inode_dirty(handle, ent->dir); in ext4_setent()
3648 retval2 = ext4_handle_dirty_dirblock(handle, ent->dir, ent->bh); in ext4_setent()
3650 ext4_std_error(ent->dir->i_sb, retval2); in ext4_setent()
3664 * old->de could have moved from under us during make indexed dir, in ext4_resetent()
3668 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, in ext4_resetent()
3675 ext4_std_error(old.dir->i_sb, retval); in ext4_resetent()
3683 static int ext4_find_delete_entry(handle_t *handle, struct inode *dir, in ext4_find_delete_entry() argument
3690 bh = ext4_find_entry(dir, d_name, &de, NULL); in ext4_find_delete_entry()
3694 retval = ext4_delete_entry(handle, dir, de, bh); in ext4_find_delete_entry()
3715 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3718 retval = ext4_delete_entry(handle, ent->dir, ent->de, ent->bh); in ext4_rename_delete()
3720 retval = ext4_find_delete_entry(handle, ent->dir, in ext4_rename_delete()
3726 ext4_warning_inode(ent->dir, in ext4_rename_delete()
3728 ent->dir->i_nlink, retval); in ext4_rename_delete()
3736 ext4_dec_count(ent->dir); in ext4_update_dir_count()
3738 ext4_inc_count(ent->dir); in ext4_update_dir_count()
3739 ext4_mark_inode_dirty(handle, ent->dir); in ext4_update_dir_count()
3755 credits += (EXT4_MAXQUOTAS_TRANS_BLOCKS(ent->dir->i_sb) + in ext4_whiteout_for_rename()
3758 wh = ext4_new_inode_start_handle(idmap, ent->dir, in ext4_whiteout_for_rename()
3768 ext4_should_retry_alloc(ent->dir->i_sb, &retries)) in ext4_whiteout_for_rename()
3792 .dir = old_dir, in ext4_rename()
3797 .dir = new_dir, in ext4_rename()
3818 retval = dquot_initialize(old.dir); in ext4_rename()
3824 retval = dquot_initialize(new.dir); in ext4_rename()
3836 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, in ext4_rename()
3851 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_rename()
3864 if (new.inode && !test_opt(new.dir->i_sb, NO_AUTO_DA_ALLOC)) in ext4_rename()
3867 credits = (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_rename()
3870 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, credits); in ext4_rename()
3884 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_rename()
3894 if (new.dir != old.dir && EXT4_DIR_LINK_MAX(new.dir)) in ext4_rename()
3897 retval = ext4_rename_dir_prepare(handle, &old, new.dir != old.dir); in ext4_rename()
3902 * If we're renaming a file within an inline_data dir and adding or in ext4_rename()
3908 force_reread = (new.dir->i_ino == old.dir->i_ino && in ext4_rename()
3909 ext4_test_inode_flag(new.dir, EXT4_INODE_INLINE_DATA)); in ext4_rename()
3936 force_reread = !ext4_test_inode_flag(new.dir, in ext4_rename()
3959 inode_set_mtime_to_ts(old.dir, inode_set_ctime_current(old.dir)); in ext4_rename()
3960 ext4_update_dx_flag(old.dir); in ext4_rename()
3962 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_rename()
3966 ext4_dec_count(old.dir); in ext4_rename()
3973 ext4_inc_count(new.dir); in ext4_rename()
3974 ext4_update_dx_flag(new.dir); in ext4_rename()
3975 retval = ext4_mark_inode_dirty(handle, new.dir); in ext4_rename()
3980 retval = ext4_mark_inode_dirty(handle, old.dir); in ext4_rename()
4045 .dir = old_dir, in ext4_cross_rename()
4050 .dir = new_dir, in ext4_cross_rename()
4065 retval = dquot_initialize(old.dir); in ext4_cross_rename()
4068 retval = dquot_initialize(new.dir); in ext4_cross_rename()
4072 old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, in ext4_cross_rename()
4086 new.bh = ext4_find_entry(new.dir, &new.dentry->d_name, in ext4_cross_rename()
4098 handle = ext4_journal_start(old.dir, EXT4_HT_DIR, in ext4_cross_rename()
4099 (2 * EXT4_DATA_TRANS_BLOCKS(old.dir->i_sb) + in ext4_cross_rename()
4107 if (IS_DIRSYNC(old.dir) || IS_DIRSYNC(new.dir)) in ext4_cross_rename()
4111 retval = ext4_rename_dir_prepare(handle, &old, new.dir != old.dir); in ext4_cross_rename()
4116 retval = ext4_rename_dir_prepare(handle, &new, new.dir != old.dir); in ext4_cross_rename()
4125 if (old.dir != new.dir && old.is_dir != new.is_dir) { in ext4_cross_rename()
4129 if ((old.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(old.dir)) || in ext4_cross_rename()
4130 (new.dir_nlink_delta > 0 && EXT4_DIR_LINK_MAX(new.dir))) in ext4_cross_rename()
4158 retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino); in ext4_cross_rename()
4163 retval = ext4_rename_dir_finish(handle, &new, old.dir->i_ino); in ext4_cross_rename()