236 	struct buffer_head *bitmap_bh = NULL;  in ext4_free_inode()  local
289 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_free_inode()
292 	if (IS_ERR(bitmap_bh)) {  in ext4_free_inode()
293 		fatal = PTR_ERR(bitmap_bh);  in ext4_free_inode()
294 		bitmap_bh = NULL;  in ext4_free_inode()
302 	BUFFER_TRACE(bitmap_bh, "get_write_access");  in ext4_free_inode()
303 	fatal = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_free_inode()
314 	cleared = ext4_test_and_clear_bit(bit, bitmap_bh->b_data);  in ext4_free_inode()
327 	ext4_inode_bitmap_csum_set(sb, block_group, gdp, bitmap_bh,  in ext4_free_inode()
346 		BUFFER_TRACE(bitmap_bh, "call ext4_handle_dirty_metadata");  in ext4_free_inode()
347 		err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_free_inode()
362 	brelse(bitmap_bh);  in ext4_free_inode()
1129 	struct buffer_head *bitmap_bh = NULL;  in ext4_orphan_get()  local
1138 	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);  in ext4_orphan_get()
1139 	if (IS_ERR(bitmap_bh)) {  in ext4_orphan_get()
1141 			   ino, PTR_ERR(bitmap_bh));  in ext4_orphan_get()
1142 		return (struct inode *) bitmap_bh;  in ext4_orphan_get()
1149 	if (!ext4_test_bit(bit, bitmap_bh->b_data))  in ext4_orphan_get()
1172 	brelse(bitmap_bh);  in ext4_orphan_get()
1177 	if (bitmap_bh)  in ext4_orphan_get()
1179 		       bit, (unsigned long long)bitmap_bh->b_blocknr,  in ext4_orphan_get()
1180 		       ext4_test_bit(bit, bitmap_bh->b_data));  in ext4_orphan_get()
1193 	brelse(bitmap_bh);  in ext4_orphan_get()
1205 	struct buffer_head *bitmap_bh = NULL;  in ext4_count_free_inodes()  local
1216 		brelse(bitmap_bh);  in ext4_count_free_inodes()
1217 		bitmap_bh = ext4_read_inode_bitmap(sb, i);  in ext4_count_free_inodes()
1218 		if (IS_ERR(bitmap_bh)) {  in ext4_count_free_inodes()
1219 			bitmap_bh = NULL;  in ext4_count_free_inodes()
1223 		x = ext4_count_free(bitmap_bh->b_data,  in ext4_count_free_inodes()
1229 	brelse(bitmap_bh);  in ext4_count_free_inodes()