306 	struct super_block *sb;  member
469 #define OCFS2_SB(sb)	    ((struct ocfs2_super *)(sb)->s_fs_info)  argument
707 static inline unsigned long ino_from_blkno(struct super_block *sb,  in ino_from_blkno()  argument
713 static inline u64 ocfs2_clusters_to_blocks(struct super_block *sb,  in ocfs2_clusters_to_blocks()  argument
716 	int c_to_b_bits = OCFS2_SB(sb)->s_clustersize_bits -  in ocfs2_clusters_to_blocks()
717 		sb->s_blocksize_bits;  in ocfs2_clusters_to_blocks()
722 static inline u32 ocfs2_clusters_for_blocks(struct super_block *sb,  in ocfs2_clusters_for_blocks()  argument
725 	int b_to_c_bits = OCFS2_SB(sb)->s_clustersize_bits -  in ocfs2_clusters_for_blocks()
726 			sb->s_blocksize_bits;  in ocfs2_clusters_for_blocks()
732 static inline u32 ocfs2_blocks_to_clusters(struct super_block *sb,  in ocfs2_blocks_to_clusters()  argument
735 	int b_to_c_bits = OCFS2_SB(sb)->s_clustersize_bits -  in ocfs2_blocks_to_clusters()
736 		sb->s_blocksize_bits;  in ocfs2_blocks_to_clusters()
741 static inline unsigned int ocfs2_clusters_for_bytes(struct super_block *sb,  in ocfs2_clusters_for_bytes()  argument
744 	int cl_bits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_clusters_for_bytes()
747 	bytes += OCFS2_SB(sb)->s_clustersize - 1;  in ocfs2_clusters_for_bytes()
754 static inline unsigned int ocfs2_bytes_to_clusters(struct super_block *sb,  in ocfs2_bytes_to_clusters()  argument
757 	int cl_bits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_bytes_to_clusters()
764 static inline u64 ocfs2_blocks_for_bytes(struct super_block *sb,  in ocfs2_blocks_for_bytes()  argument
767 	bytes += sb->s_blocksize - 1;  in ocfs2_blocks_for_bytes()
768 	return bytes >> sb->s_blocksize_bits;  in ocfs2_blocks_for_bytes()
771 static inline u64 ocfs2_clusters_to_bytes(struct super_block *sb,  in ocfs2_clusters_to_bytes()  argument
774 	return (u64)clusters << OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_clusters_to_bytes()
777 static inline u64 ocfs2_block_to_cluster_start(struct super_block *sb,  in ocfs2_block_to_cluster_start()  argument
780 	int bits = OCFS2_SB(sb)->s_clustersize_bits - sb->s_blocksize_bits;  in ocfs2_block_to_cluster_start()
783 	clusters = ocfs2_blocks_to_clusters(sb, blocks);  in ocfs2_block_to_cluster_start()
787 static inline u64 ocfs2_align_bytes_to_clusters(struct super_block *sb,  in ocfs2_align_bytes_to_clusters()  argument
790 	int cl_bits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_align_bytes_to_clusters()
793 	clusters = ocfs2_clusters_for_bytes(sb, bytes);  in ocfs2_align_bytes_to_clusters()
797 static inline u64 ocfs2_align_bytes_to_blocks(struct super_block *sb,  in ocfs2_align_bytes_to_blocks()  argument
802         blocks = ocfs2_blocks_for_bytes(sb, bytes);  in ocfs2_align_bytes_to_blocks()
803 	return blocks << sb->s_blocksize_bits;  in ocfs2_align_bytes_to_blocks()
811 static inline unsigned int ocfs2_page_index_to_clusters(struct super_block *sb,  in ocfs2_page_index_to_clusters()  argument
815 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_page_index_to_clusters()
828 static inline pgoff_t ocfs2_align_clusters_to_page_index(struct super_block *sb,  in ocfs2_align_clusters_to_page_index()  argument
831 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_align_clusters_to_page_index()
843 static inline unsigned int ocfs2_pages_per_cluster(struct super_block *sb)  in ocfs2_pages_per_cluster()  argument
845 	unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits;  in ocfs2_pages_per_cluster()
854 static inline unsigned int ocfs2_megabytes_to_clusters(struct super_block *sb,  in ocfs2_megabytes_to_clusters()  argument
859 	return megs << (20 - OCFS2_SB(sb)->s_clustersize_bits);  in ocfs2_megabytes_to_clusters()
862 static inline unsigned int ocfs2_clusters_to_megabytes(struct super_block *sb,  in ocfs2_clusters_to_megabytes()  argument
865 	return clusters >> (20 - OCFS2_SB(sb)->s_clustersize_bits);  in ocfs2_clusters_to_megabytes()