1041 	 * Call this even if we don't add any clusters to the tree. We  in ocfs2_extend_no_holes()
1441 	u32 cpos, phys_cpos, clusters, alloc_size;  in ocfs2_allocate_unwritten_extents()  local
1470 	clusters = ocfs2_clusters_for_bytes(inode->i_sb, start + len);  in ocfs2_allocate_unwritten_extents()
1471 	clusters -= cpos;  in ocfs2_allocate_unwritten_extents()
1473 	while (clusters) {  in ocfs2_allocate_unwritten_extents()
1485 		if (alloc_size > clusters)  in ocfs2_allocate_unwritten_extents()
1486 			alloc_size = clusters;  in ocfs2_allocate_unwritten_extents()
1505 		clusters -= alloc_size;  in ocfs2_allocate_unwritten_extents()
1516  * Truncate a byte range, avoiding pages within partial clusters. This
1590 	 * partial clusters here. There's no need to worry about  in ocfs2_zero_partial_clusters()
1808 	 * For reflinks, we may need to CoW 2 clusters which might be  in ocfs2_remove_inode_range()
2131 	u32 cpos, clusters, extent_len, phys_cpos;  in ocfs2_check_range_for_refcount()  local
2140 	clusters = ocfs2_clusters_for_bytes(sb, pos + count) - cpos;  in ocfs2_check_range_for_refcount()
2142 	while (clusters) {  in ocfs2_check_range_for_refcount()
2155 		if (extent_len > clusters)  in ocfs2_check_range_for_refcount()
2156 			extent_len = clusters;  in ocfs2_check_range_for_refcount()
2158 		clusters -= extent_len;  in ocfs2_check_range_for_refcount()
2243 	u32 clusters;  in ocfs2_prepare_inode_for_write()  local
2322 			clusters =  in ocfs2_prepare_inode_for_write()
2324 			ret = ocfs2_refcount_cow(inode, di_bh, cpos, clusters, UINT_MAX);  in ocfs2_prepare_inode_for_write()