822 is_aligned_req(struct nfs_pageio_descriptor *pgio,  in is_aligned_req()  argument
829 	if (pgio->pg_dreq == NULL)  in is_aligned_req()
839 	    (req_offset(req) + req->wb_bytes == i_size_read(pgio->pg_inode))) {  in is_aligned_req()
854 bl_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req)  in bl_pg_init_read()  argument
856 	if (!is_aligned_req(pgio, req, SECTOR_SIZE, false)) {  in bl_pg_init_read()
857 		nfs_pageio_reset_read_mds(pgio);  in bl_pg_init_read()
861 	pnfs_generic_pg_init_read(pgio, req);  in bl_pg_init_read()
863 	if (pgio->pg_lseg &&  in bl_pg_init_read()
864 		test_bit(NFS_LSEG_UNAVAILABLE, &pgio->pg_lseg->pls_flags)) {  in bl_pg_init_read()
865 		pnfs_error_mark_layout_for_return(pgio->pg_inode, pgio->pg_lseg);  in bl_pg_init_read()
866 		pnfs_set_lo_fail(pgio->pg_lseg);  in bl_pg_init_read()
867 		nfs_pageio_reset_read_mds(pgio);  in bl_pg_init_read()
876 bl_pg_test_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,  in bl_pg_test_read()  argument
879 	if (!is_aligned_req(pgio, req, SECTOR_SIZE, false))  in bl_pg_test_read()
881 	return pnfs_generic_pg_test(pgio, prev, req);  in bl_pg_test_read()
908 bl_pg_init_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *req)  in bl_pg_init_write()  argument
912 	if (!is_aligned_req(pgio, req, PAGE_SIZE, true)) {  in bl_pg_init_write()
913 		nfs_pageio_reset_write_mds(pgio);  in bl_pg_init_write()
917 	if (pgio->pg_dreq == NULL)  in bl_pg_init_write()
918 		wb_size = pnfs_num_cont_bytes(pgio->pg_inode, req->wb_index);  in bl_pg_init_write()
920 		wb_size = nfs_dreq_bytes_left(pgio->pg_dreq, req_offset(req));  in bl_pg_init_write()
922 	pnfs_generic_pg_init_write(pgio, req, wb_size);  in bl_pg_init_write()
924 	if (pgio->pg_lseg &&  in bl_pg_init_write()
925 		test_bit(NFS_LSEG_UNAVAILABLE, &pgio->pg_lseg->pls_flags)) {  in bl_pg_init_write()
927 		pnfs_error_mark_layout_for_return(pgio->pg_inode, pgio->pg_lseg);  in bl_pg_init_write()
928 		pnfs_set_lo_fail(pgio->pg_lseg);  in bl_pg_init_write()
929 		nfs_pageio_reset_write_mds(pgio);  in bl_pg_init_write()
938 bl_pg_test_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,  in bl_pg_test_write()  argument
941 	if (!is_aligned_req(pgio, req, PAGE_SIZE, true))  in bl_pg_test_write()
943 	return pnfs_generic_pg_test(pgio, prev, req);  in bl_pg_test_write()