1059 	struct ext4_extent_header *neh;  in ext4_ext_split()  local
1138 	neh = ext_block_hdr(bh);  in ext4_ext_split()
1139 	neh->eh_entries = 0;  in ext4_ext_split()
1140 	neh->eh_max = cpu_to_le16(ext4_ext_space_block(inode, 0));  in ext4_ext_split()
1141 	neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_split()
1142 	neh->eh_depth = 0;  in ext4_ext_split()
1143 	neh->eh_generation = 0;  in ext4_ext_split()
1159 		ex = EXT_FIRST_EXTENT(neh);  in ext4_ext_split()
1161 		le16_add_cpu(&neh->eh_entries, m);  in ext4_ext_split()
1166 		sizeof(struct ext4_extent) * le16_to_cpu(neh->eh_entries);  in ext4_ext_split()
1168 	ext4_extent_block_csum_set(inode, neh);  in ext4_ext_split()
1217 		neh = ext_block_hdr(bh);  in ext4_ext_split()
1218 		neh->eh_entries = cpu_to_le16(1);  in ext4_ext_split()
1219 		neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_split()
1220 		neh->eh_max = cpu_to_le16(ext4_ext_space_block_idx(inode, 0));  in ext4_ext_split()
1221 		neh->eh_depth = cpu_to_le16(depth - i);  in ext4_ext_split()
1222 		neh->eh_generation = 0;  in ext4_ext_split()
1223 		fidx = EXT_FIRST_INDEX(neh);  in ext4_ext_split()
1247 			le16_add_cpu(&neh->eh_entries, m);  in ext4_ext_split()
1251 		   (sizeof(struct ext4_extent) * le16_to_cpu(neh->eh_entries));  in ext4_ext_split()
1254 		ext4_extent_block_csum_set(inode, neh);  in ext4_ext_split()
1314 	struct ext4_extent_header *neh;  in ext4_ext_grow_indepth()  local
1353 	neh = ext_block_hdr(bh);  in ext4_ext_grow_indepth()
1357 		neh->eh_max = cpu_to_le16(ext4_ext_space_block_idx(inode, 0));  in ext4_ext_grow_indepth()
1359 		neh->eh_max = cpu_to_le16(ext4_ext_space_block(inode, 0));  in ext4_ext_grow_indepth()
1360 	neh->eh_magic = EXT4_EXT_MAGIC;  in ext4_ext_grow_indepth()
1361 	ext4_extent_block_csum_set(inode, neh);  in ext4_ext_grow_indepth()
1371 	neh = ext_inode_hdr(inode);  in ext4_ext_grow_indepth()
1372 	neh->eh_entries = cpu_to_le16(1);  in ext4_ext_grow_indepth()
1373 	ext4_idx_store_pblock(EXT_FIRST_INDEX(neh), newblock);  in ext4_ext_grow_indepth()
1374 	if (neh->eh_depth == 0) {  in ext4_ext_grow_indepth()
1376 		neh->eh_max = cpu_to_le16(ext4_ext_space_root_idx(inode, 0));  in ext4_ext_grow_indepth()
1377 		EXT_FIRST_INDEX(neh)->ei_block =  in ext4_ext_grow_indepth()
1378 			EXT_FIRST_EXTENT(neh)->ee_block;  in ext4_ext_grow_indepth()
1381 		  le16_to_cpu(neh->eh_entries), le16_to_cpu(neh->eh_max),  in ext4_ext_grow_indepth()
1382 		  le32_to_cpu(EXT_FIRST_INDEX(neh)->ei_block),  in ext4_ext_grow_indepth()
1383 		  ext4_idx_pblock(EXT_FIRST_INDEX(neh)));  in ext4_ext_grow_indepth()
1385 	le16_add_cpu(&neh->eh_depth, 1);  in ext4_ext_grow_indepth()