845 static void nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor *pgio,  in nfs_pageio_setup_mirroring()  argument
850 	if (pgio->pg_ops->pg_get_mirror_count)  in nfs_pageio_setup_mirroring()
851 		mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req);  in nfs_pageio_setup_mirroring()
852 	if (mirror_count == pgio->pg_mirror_count || pgio->pg_error < 0)  in nfs_pageio_setup_mirroring()
856 		pgio->pg_error = -EINVAL;  in nfs_pageio_setup_mirroring()
860 	pgio->pg_mirrors = nfs_pageio_alloc_mirrors(pgio, mirror_count);  in nfs_pageio_setup_mirroring()
861 	if (pgio->pg_mirrors == NULL) {  in nfs_pageio_setup_mirroring()
862 		pgio->pg_error = -ENOMEM;  in nfs_pageio_setup_mirroring()
863 		pgio->pg_mirrors = pgio->pg_mirrors_static;  in nfs_pageio_setup_mirroring()
866 	pgio->pg_mirror_count = mirror_count;  in nfs_pageio_setup_mirroring()
872 void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio)  in nfs_pageio_stop_mirroring()  argument
874 	pgio->pg_mirror_count = 1;  in nfs_pageio_stop_mirroring()
875 	pgio->pg_mirror_idx = 0;  in nfs_pageio_stop_mirroring()
878 static void nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor *pgio)  in nfs_pageio_cleanup_mirroring()  argument
880 	pgio->pg_mirror_count = 1;  in nfs_pageio_cleanup_mirroring()
881 	pgio->pg_mirror_idx = 0;  in nfs_pageio_cleanup_mirroring()
882 	pgio->pg_mirrors = pgio->pg_mirrors_static;  in nfs_pageio_cleanup_mirroring()
883 	kfree(pgio->pg_mirrors_dynamic);  in nfs_pageio_cleanup_mirroring()
884 	pgio->pg_mirrors_dynamic = NULL;  in nfs_pageio_cleanup_mirroring()
906 				      struct nfs_pageio_descriptor *pgio)  in nfs_can_coalesce_requests()  argument
932 	size = pgio->pg_ops->pg_test(pgio, prev, req);  in nfs_can_coalesce_requests()