1031 	struct ext4_extent_header *neh;  in ext4_ext_split()  local
1104 	neh = ext_block_hdr(bh);  in ext4_ext_split()
1105 	neh->eh_entries = 0;  in ext4_ext_split()
1106 	neh->eh_max = cpu_to_le16(ext4_ext_space_block(inode, 0));  in ext4_ext_split()
1107 	neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_split()
1108 	neh->eh_depth = 0;  in ext4_ext_split()
1124 		ex = EXT_FIRST_EXTENT(neh);  in ext4_ext_split()
1126 		le16_add_cpu(&neh->eh_entries, m);  in ext4_ext_split()
1129 	ext4_extent_block_csum_set(inode, neh);  in ext4_ext_split()
1177 		neh = ext_block_hdr(bh);  in ext4_ext_split()
1178 		neh->eh_entries = cpu_to_le16(1);  in ext4_ext_split()
1179 		neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_split()
1180 		neh->eh_max = cpu_to_le16(ext4_ext_space_block_idx(inode, 0));  in ext4_ext_split()
1181 		neh->eh_depth = cpu_to_le16(depth - i);  in ext4_ext_split()
1182 		fidx = EXT_FIRST_INDEX(neh);  in ext4_ext_split()
1206 			le16_add_cpu(&neh->eh_entries, m);  in ext4_ext_split()
1208 		ext4_extent_block_csum_set(inode, neh);  in ext4_ext_split()
1268 	struct ext4_extent_header *neh;  in ext4_ext_grow_indepth()  local
1303 	neh = ext_block_hdr(bh);  in ext4_ext_grow_indepth()
1307 		neh->eh_max = cpu_to_le16(ext4_ext_space_block_idx(inode, 0));  in ext4_ext_grow_indepth()
1309 		neh->eh_max = cpu_to_le16(ext4_ext_space_block(inode, 0));  in ext4_ext_grow_indepth()
1310 	neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_grow_indepth()
1311 	ext4_extent_block_csum_set(inode, neh);  in ext4_ext_grow_indepth()
1320 	neh = ext_inode_hdr(inode);  in ext4_ext_grow_indepth()
1321 	neh->eh_entries = cpu_to_le16(1);  in ext4_ext_grow_indepth()
1322 	ext4_idx_store_pblock(EXT_FIRST_INDEX(neh), newblock);  in ext4_ext_grow_indepth()
1323 	if (neh->eh_depth == 0) {  in ext4_ext_grow_indepth()
1325 		neh->eh_max = cpu_to_le16(ext4_ext_space_root_idx(inode, 0));  in ext4_ext_grow_indepth()
1326 		EXT_FIRST_INDEX(neh)->ei_block =  in ext4_ext_grow_indepth()
1327 			EXT_FIRST_EXTENT(neh)->ee_block;  in ext4_ext_grow_indepth()
1330 		  le16_to_cpu(neh->eh_entries), le16_to_cpu(neh->eh_max),  in ext4_ext_grow_indepth()
1331 		  le32_to_cpu(EXT_FIRST_INDEX(neh)->ei_block),  in ext4_ext_grow_indepth()
1332 		  ext4_idx_pblock(EXT_FIRST_INDEX(neh)));  in ext4_ext_grow_indepth()
1334 	le16_add_cpu(&neh->eh_depth, 1);  in ext4_ext_grow_indepth()