50 	nfs4_print_deviceid(&dsaddr->id_node.deviceid);  in nfs4_fl_free_deviceid()
52 	for (i = 0; i < dsaddr->ds_num; i++) {  in nfs4_fl_free_deviceid()
53 		ds = dsaddr->ds_list[i];  in nfs4_fl_free_deviceid()
57 	kfree(dsaddr->stripe_indices);  in nfs4_fl_free_deviceid()
67 	u32 cnt, num;  in nfs4_fl_alloc_deviceid_node()  local
84 	xdr_init_decode_pages(&stream, &buf, pdev->pages, pdev->pglen);  in nfs4_fl_alloc_deviceid_node()
123 	num = be32_to_cpup(p);  in nfs4_fl_alloc_deviceid_node()
124 	dprintk("%s ds_num %u\n", __func__, num);  in nfs4_fl_alloc_deviceid_node()
125 	if (num > NFS4_PNFS_MAX_MULTI_CNT) {  in nfs4_fl_alloc_deviceid_node()
128 			num, NFS4_PNFS_MAX_MULTI_CNT);  in nfs4_fl_alloc_deviceid_node()
132 	/* validate stripe indices are all < num */  in nfs4_fl_alloc_deviceid_node()
133 	if (max_stripe_index >= num) {  in nfs4_fl_alloc_deviceid_node()
134 		printk(KERN_WARNING "NFS: %s: stripe index %u >= num ds %u\n",  in nfs4_fl_alloc_deviceid_node()
135 			__func__, max_stripe_index, num);  in nfs4_fl_alloc_deviceid_node()
139 	dsaddr = kzalloc(struct_size(dsaddr, ds_list, num), gfp_flags);  in nfs4_fl_alloc_deviceid_node()
143 	dsaddr->stripe_count = cnt;  in nfs4_fl_alloc_deviceid_node()
144 	dsaddr->stripe_indices = stripe_indices;  in nfs4_fl_alloc_deviceid_node()
146 	dsaddr->ds_num = num;  in nfs4_fl_alloc_deviceid_node()
147 	nfs4_init_deviceid_node(&dsaddr->id_node, server, &pdev->dev_id);  in nfs4_fl_alloc_deviceid_node()
151 	for (i = 0; i < dsaddr->ds_num; i++) {  in nfs4_fl_alloc_deviceid_node()
161 			da = nfs4_decode_mp_ds_addr(server->nfs_client->cl_net,  in nfs4_fl_alloc_deviceid_node()
164 				list_add_tail(&da->da_node, &dsaddrs);  in nfs4_fl_alloc_deviceid_node()
167 			dprintk("%s: no suitable DS addresses found\n",  in nfs4_fl_alloc_deviceid_node()
172 		dsaddr->ds_list[i] = nfs4_pnfs_ds_add(&dsaddrs, gfp_flags);  in nfs4_fl_alloc_deviceid_node()
173 		if (!dsaddr->ds_list[i])  in nfs4_fl_alloc_deviceid_node()
181 			list_del_init(&da->da_node);  in nfs4_fl_alloc_deviceid_node()
182 			kfree(da->da_remotestr);  in nfs4_fl_alloc_deviceid_node()
194 		list_del_init(&da->da_node);  in nfs4_fl_alloc_deviceid_node()
195 		kfree(da->da_remotestr);  in nfs4_fl_alloc_deviceid_node()
214 	nfs4_put_deviceid_node(&dsaddr->id_node);  in nfs4_fl_put_deviceid()
218  * Want res = (offset - layout->pattern_offset)/ layout->stripe_unit
219  * Then: ((res + fsi) % dsaddr->stripe_count)
227 	tmp = offset - flseg->pattern_offset;  in nfs4_fl_calc_j_index()
228 	do_div(tmp, flseg->stripe_unit);  in nfs4_fl_calc_j_index()
229 	tmp += flseg->first_stripe_index;  in nfs4_fl_calc_j_index()
230 	return do_div(tmp, flseg->dsaddr->stripe_count);  in nfs4_fl_calc_j_index()
236 	return FILELAYOUT_LSEG(lseg)->dsaddr->stripe_indices[j];  in nfs4_fl_calc_ds_index()
245 	if (flseg->stripe_type == STRIPE_SPARSE) {  in nfs4_fl_select_ds_fh()
246 		if (flseg->num_fh == 1)  in nfs4_fl_select_ds_fh()
248 		else if (flseg->num_fh == 0)  in nfs4_fl_select_ds_fh()
255 	return flseg->fh_array[i];  in nfs4_fl_select_ds_fh()
262 	struct nfs4_file_layout_dsaddr *dsaddr = FILELAYOUT_LSEG(lseg)->dsaddr;  in nfs4_fl_prepare_ds()
263 	struct nfs4_pnfs_ds *ds = dsaddr->ds_list[ds_idx];  in nfs4_fl_prepare_ds()
266 	struct nfs_server *s = NFS_SERVER(lseg->pls_layout->plh_inode);  in nfs4_fl_prepare_ds()
276 	if (ds->ds_clp)  in nfs4_fl_prepare_ds()
281 			     s->nfs_client->cl_minorversion);  in nfs4_fl_prepare_ds()
289 	if (ret->ds_clp == NULL ||  in nfs4_fl_prepare_ds()