258 	struct buffer_head *bitmap_bh = NULL;  in ext4_free_inode()  local
311 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_free_inode()
314 	if (IS_ERR(bitmap_bh)) {  in ext4_free_inode()
315 		fatal = PTR_ERR(bitmap_bh);  in ext4_free_inode()
316 		bitmap_bh = NULL;  in ext4_free_inode()
324 	BUFFER_TRACE(bitmap_bh, "get_write_access");  in ext4_free_inode()
325 	fatal = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_free_inode()
336 	cleared = ext4_test_and_clear_bit(bit, bitmap_bh->b_data);  in ext4_free_inode()
349 	ext4_inode_bitmap_csum_set(sb, block_group, gdp, bitmap_bh,  in ext4_free_inode()
366 		BUFFER_TRACE(bitmap_bh, "call ext4_handle_dirty_metadata");  in ext4_free_inode()
367 		err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_free_inode()
382 	brelse(bitmap_bh);  in ext4_free_inode()
1146 	struct buffer_head *bitmap_bh = NULL;  in ext4_orphan_get()  local
1155 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_orphan_get()
1156 	if (IS_ERR(bitmap_bh)) {  in ext4_orphan_get()
1158 			   ino, PTR_ERR(bitmap_bh));  in ext4_orphan_get()
1159 		return (struct inode *) bitmap_bh;  in ext4_orphan_get()
1166 	if (!ext4_test_bit(bit, bitmap_bh->b_data))  in ext4_orphan_get()
1189 	brelse(bitmap_bh);  in ext4_orphan_get()
1194 	if (bitmap_bh)  in ext4_orphan_get()
1196 		       bit, (unsigned long long)bitmap_bh->b_blocknr,  in ext4_orphan_get()
1197 		       ext4_test_bit(bit, bitmap_bh->b_data));  in ext4_orphan_get()
1210 	brelse(bitmap_bh);  in ext4_orphan_get()
1222 	struct buffer_head *bitmap_bh = NULL;  in ext4_count_free_inodes()  local
1233 		brelse(bitmap_bh);  in ext4_count_free_inodes()
1234 		bitmap_bh = ext4_read_inode_bitmap(sb, i);  in ext4_count_free_inodes()
1235 		if (IS_ERR(bitmap_bh)) {  in ext4_count_free_inodes()
1236 			bitmap_bh = NULL;  in ext4_count_free_inodes()
1240 		x = ext4_count_free(bitmap_bh->b_data,  in ext4_count_free_inodes()
1246 	brelse(bitmap_bh);  in ext4_count_free_inodes()