236 	struct buffer_head *bitmap_bh = NULL;  in ext4_free_inode()  local
283 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_free_inode()
286 	if (IS_ERR(bitmap_bh)) {  in ext4_free_inode()
287 		fatal = PTR_ERR(bitmap_bh);  in ext4_free_inode()
288 		bitmap_bh = NULL;  in ext4_free_inode()
296 	BUFFER_TRACE(bitmap_bh, "get_write_access");  in ext4_free_inode()
297 	fatal = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_free_inode()
308 	cleared = ext4_test_and_clear_bit(bit, bitmap_bh->b_data);  in ext4_free_inode()
321 	ext4_inode_bitmap_csum_set(sb, block_group, gdp, bitmap_bh,  in ext4_free_inode()
340 		BUFFER_TRACE(bitmap_bh, "call ext4_handle_dirty_metadata");  in ext4_free_inode()
341 		err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_free_inode()
351 	brelse(bitmap_bh);  in ext4_free_inode()
1207 	struct buffer_head *bitmap_bh = NULL;  in ext4_orphan_get()  local
1216 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_orphan_get()
1217 	if (IS_ERR(bitmap_bh))  in ext4_orphan_get()
1218 		return ERR_CAST(bitmap_bh);  in ext4_orphan_get()
1224 	if (!ext4_test_bit(bit, bitmap_bh->b_data))  in ext4_orphan_get()
1247 	brelse(bitmap_bh);  in ext4_orphan_get()
1252 	if (bitmap_bh)  in ext4_orphan_get()
1254 		       bit, (unsigned long long)bitmap_bh->b_blocknr,  in ext4_orphan_get()
1255 		       ext4_test_bit(bit, bitmap_bh->b_data));  in ext4_orphan_get()
1268 	brelse(bitmap_bh);  in ext4_orphan_get()
1280 	struct buffer_head *bitmap_bh = NULL;  in ext4_count_free_inodes()  local
1291 		brelse(bitmap_bh);  in ext4_count_free_inodes()
1292 		bitmap_bh = ext4_read_inode_bitmap(sb, i);  in ext4_count_free_inodes()
1293 		if (IS_ERR(bitmap_bh)) {  in ext4_count_free_inodes()
1294 			bitmap_bh = NULL;  in ext4_count_free_inodes()
1298 		x = ext4_count_free(bitmap_bh->b_data,  in ext4_count_free_inodes()
1304 	brelse(bitmap_bh);  in ext4_count_free_inodes()