830 	struct buffer_head *gdb_bh = NULL;  in add_new_gdb()  local
841 	gdb_bh = ext4_sb_bread(sb, gdblock, 0);  in add_new_gdb()
842 	if (IS_ERR(gdb_bh))  in add_new_gdb()
843 		return PTR_ERR(gdb_bh);  in add_new_gdb()
845 	gdbackups = verify_reserved_gdb(sb, group, gdb_bh);  in add_new_gdb()
873 	BUFFER_TRACE(gdb_bh, "get_write_access");  in add_new_gdb()
874 	err = ext4_journal_get_write_access(handle, sb, gdb_bh, EXT4_JTR_NONE);  in add_new_gdb()
917 	memset(gdb_bh->b_data, 0, sb->s_blocksize);  in add_new_gdb()
918 	err = ext4_handle_dirty_metadata(handle, NULL, gdb_bh);  in add_new_gdb()
931 	n_group_desc[gdb_num] = gdb_bh;  in add_new_gdb()
948 	brelse(gdb_bh);  in add_new_gdb()
960 	struct buffer_head *gdb_bh;  in add_new_gdb_meta_bg()  local
967 	gdb_bh = ext4_sb_bread(sb, gdblock, 0);  in add_new_gdb_meta_bg()
968 	if (IS_ERR(gdb_bh))  in add_new_gdb_meta_bg()
969 		return PTR_ERR(gdb_bh);  in add_new_gdb_meta_bg()
973 		brelse(gdb_bh);  in add_new_gdb_meta_bg()
985 	n_group_desc[gdb_num] = gdb_bh;  in add_new_gdb_meta_bg()
987 	BUFFER_TRACE(gdb_bh, "get_write_access");  in add_new_gdb_meta_bg()
988 	err = ext4_journal_get_write_access(handle, sb, gdb_bh, EXT4_JTR_NONE);  in add_new_gdb_meta_bg()
991 		brelse(gdb_bh);  in add_new_gdb_meta_bg()
1255 	struct buffer_head *gdb_bh;  in ext4_add_new_descs()  local
1274 			gdb_bh = sbi_array_rcu_deref(sbi, s_group_desc,  in ext4_add_new_descs()
1276 			BUFFER_TRACE(gdb_bh, "get_write_access");  in ext4_add_new_descs()
1277 			err = ext4_journal_get_write_access(handle, sb, gdb_bh,  in ext4_add_new_descs()
1342 	struct buffer_head		*gdb_bh;  in ext4_setup_new_descs()  local
1357 		gdb_bh = sbi_array_rcu_deref(sbi, s_group_desc, gdb_num);  in ext4_setup_new_descs()
1359 		gdp = (struct ext4_group_desc *)(gdb_bh->b_data +  in ext4_setup_new_descs()
1381 		err = ext4_handle_dirty_metadata(handle, NULL, gdb_bh);  in ext4_setup_new_descs()
1609 			struct buffer_head *gdb_bh;  in ext4_flex_group_add()  local
1611 			gdb_bh = sbi_array_rcu_deref(sbi, s_group_desc,  in ext4_flex_group_add()
1613 			if (old_gdb == gdb_bh->b_blocknr)  in ext4_flex_group_add()
1615 			update_backups(sb, gdb_bh->b_blocknr, gdb_bh->b_data,  in ext4_flex_group_add()
1616 				       gdb_bh->b_size, meta_bg);  in ext4_flex_group_add()
1617 			old_gdb = gdb_bh->b_blocknr;  in ext4_flex_group_add()