844 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_page_index_to_clusters()  local
846 	if (unlikely(PAGE_SHIFT > cbits))  in ocfs2_page_index_to_clusters()
847 		clusters = pg_index << (PAGE_SHIFT - cbits);  in ocfs2_page_index_to_clusters()
848 	else if (PAGE_SHIFT < cbits)  in ocfs2_page_index_to_clusters()
849 		clusters = pg_index >> (cbits - PAGE_SHIFT);  in ocfs2_page_index_to_clusters()
860 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_align_clusters_to_page_index()  local
863 	if (PAGE_SHIFT > cbits) {  in ocfs2_align_clusters_to_page_index()
864 		index = (pgoff_t)clusters >> (PAGE_SHIFT - cbits);  in ocfs2_align_clusters_to_page_index()
865 	} else if (PAGE_SHIFT < cbits) {  in ocfs2_align_clusters_to_page_index()
866 		index = (pgoff_t)clusters << (cbits - PAGE_SHIFT);  in ocfs2_align_clusters_to_page_index()
874 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_pages_per_cluster()  local
877 	if (PAGE_SHIFT < cbits)  in ocfs2_pages_per_cluster()
878 		pages_per_cluster = 1 << (cbits - PAGE_SHIFT);  in ocfs2_pages_per_cluster()