568 	s64 bh_pos, vcn_len, end, initialized_size;  in ntfs_prepare_pages_for_non_resident_write()  local
635 	bh_pos = (s64)page->index << PAGE_SHIFT;  in ntfs_prepare_pages_for_non_resident_write()
645 		bh_end = bh_pos + blocksize;  in ntfs_prepare_pages_for_non_resident_write()
646 		bh_cpos = bh_pos >> vol->cluster_size_bits;  in ntfs_prepare_pages_for_non_resident_write()
647 		bh_cofs = bh_pos & vol->cluster_size_mask;  in ntfs_prepare_pages_for_non_resident_write()
668 			if ((bh_pos < pos && bh_end > pos) ||  in ntfs_prepare_pages_for_non_resident_write()
669 					(bh_pos < end && bh_end > end)) {  in ntfs_prepare_pages_for_non_resident_write()
678 				if (bh_pos < initialized_size) {  in ntfs_prepare_pages_for_non_resident_write()
723 					if (bh_end <= pos || bh_pos >= end)  in ntfs_prepare_pages_for_non_resident_write()
738 				if (!buffer_uptodate(bh) && bh_pos < end &&  in ntfs_prepare_pages_for_non_resident_write()
740 						(bh_pos < pos ||  in ntfs_prepare_pages_for_non_resident_write()
753 					if (bh_pos < initialized_size) {  in ntfs_prepare_pages_for_non_resident_write()
774 			if (bh_end <= pos || bh_pos >= end) {  in ntfs_prepare_pages_for_non_resident_write()
785 					(bh_pos < pos || bh_end > end)) {  in ntfs_prepare_pages_for_non_resident_write()
790 				if (bh_pos < pos) {  in ntfs_prepare_pages_for_non_resident_write()
791 					pofs = bh_pos & ~PAGE_MASK;  in ntfs_prepare_pages_for_non_resident_write()
792 					memset(kaddr + pofs, 0, pos - bh_pos);  in ntfs_prepare_pages_for_non_resident_write()
811 		if (bh_pos > initialized_size) {  in ntfs_prepare_pages_for_non_resident_write()
909 					(unsigned)bh_pos &  in ntfs_prepare_pages_for_non_resident_write()
1167 	} while (bh_pos += blocksize, (bh = bh->b_this_page) != head);  in ntfs_prepare_pages_for_non_resident_write()
1189 			bh_pos = ((s64)page->index << PAGE_SHIFT) +  in ntfs_prepare_pages_for_non_resident_write()
1195 			if (unlikely(bh_pos + blocksize > initialized_size)) {  in ntfs_prepare_pages_for_non_resident_write()
1198 				if (likely(bh_pos < initialized_size))  in ntfs_prepare_pages_for_non_resident_write()
1199 					ofs = initialized_size - bh_pos;  in ntfs_prepare_pages_for_non_resident_write()
1398 		s64 bh_pos;  in ntfs_commit_pages_after_non_resident_write()  local
1403 		bh_pos = (s64)page->index << PAGE_SHIFT;  in ntfs_commit_pages_after_non_resident_write()
1409 			bh_end = bh_pos + blocksize;  in ntfs_commit_pages_after_non_resident_write()
1410 			if (bh_end <= pos || bh_pos >= end) {  in ntfs_commit_pages_after_non_resident_write()
1417 		} while (bh_pos += blocksize, (bh = bh->b_this_page) != head);  in ntfs_commit_pages_after_non_resident_write()