52 static void smc_buf_free(struct smc_link_group *lgr, bool is_rmb,
1094 static void smcr_buf_unuse(struct smc_buf_desc *buf_desc, bool is_rmb,  in smcr_buf_unuse()  argument
1100 	if (is_rmb && buf_desc->is_conf_rkey && !list_empty(&lgr->list)) {  in smcr_buf_unuse()
1115 		lock = is_rmb ? &lgr->rmbs_lock :  in smcr_buf_unuse()
1121 		smc_buf_free(lgr, is_rmb, buf_desc);  in smcr_buf_unuse()
1193 static void smcr_buf_unmap_link(struct smc_buf_desc *buf_desc, bool is_rmb,  in smcr_buf_unmap_link()  argument
1196 	if (is_rmb || buf_desc->is_vm)  in smcr_buf_unmap_link()
1201 	if ((is_rmb || buf_desc->is_vm) &&  in smcr_buf_unmap_link()
1206 	if (is_rmb)  in smcr_buf_unmap_link()
1291 static void smcr_buf_free(struct smc_link_group *lgr, bool is_rmb,  in smcr_buf_free()  argument
1297 		smcr_buf_unmap_link(buf_desc, is_rmb, &lgr->lnk[i]);  in smcr_buf_free()
1319 static void smc_buf_free(struct smc_link_group *lgr, bool is_rmb,  in smc_buf_free()  argument
1323 		smcd_buf_free(lgr, is_rmb, buf_desc);  in smc_buf_free()
1325 		smcr_buf_free(lgr, is_rmb, buf_desc);  in smc_buf_free()
1328 static void __smc_lgr_free_bufs(struct smc_link_group *lgr, bool is_rmb)  in __smc_lgr_free_bufs()  argument
1335 		if (is_rmb)  in __smc_lgr_free_bufs()
1342 			smc_buf_free(lgr, is_rmb, buf_desc);  in __smc_lgr_free_bufs()
1957 static u8 smc_compress_bufsize(int size, bool is_smcd, bool is_rmb)  in smc_compress_bufsize()  argument
1969 	if (!is_smcd && is_rmb)  in smc_compress_bufsize()
2015 static int smcr_buf_map_link(struct smc_buf_desc *buf_desc, bool is_rmb,  in smcr_buf_map_link()  argument
2055 			       is_rmb ? DMA_FROM_DEVICE : DMA_TO_DEVICE);  in smcr_buf_map_link()
2065 	if (is_rmb || buf_desc->is_vm) {  in smcr_buf_map_link()
2067 		access_flags = is_rmb ?  in smcr_buf_map_link()
2076 					  is_rmb ? DMA_FROM_DEVICE : DMA_TO_DEVICE);  in smcr_buf_map_link()
2083 			    is_rmb ? DMA_FROM_DEVICE : DMA_TO_DEVICE);  in smcr_buf_map_link()
2111 			     struct list_head *lst, bool is_rmb)  in _smcr_buf_map_lgr()  argument
2120 		rc = smcr_buf_map_link(buf_desc, is_rmb, lnk);  in _smcr_buf_map_lgr()
2193 						bool is_rmb, int bufsize)  in smcr_new_buf_create()  argument
2241 				     struct smc_buf_desc *buf_desc, bool is_rmb)  in smcr_buf_map_usable_links()  argument
2252 		if (smcr_buf_map_link(buf_desc, is_rmb, lnk)) {  in smcr_buf_map_usable_links()
2301 static int __smc_buf_create(struct smc_sock *smc, bool is_smcd, bool is_rmb)  in __smc_buf_create()  argument
2312 	if (is_rmb)  in __smc_buf_create()
2319 	for (bufsize_short = smc_compress_bufsize(sk_buf_size, is_smcd, is_rmb);  in __smc_buf_create()
2321 		if (is_rmb) {  in __smc_buf_create()
2334 			SMC_STAT_RMB_SIZE(smc, is_smcd, is_rmb, bufsize);  in __smc_buf_create()
2335 			SMC_STAT_BUF_REUSE(smc, is_smcd, is_rmb);  in __smc_buf_create()
2340 			buf_desc = smcd_new_buf_create(lgr, is_rmb, bufsize);  in __smc_buf_create()
2342 			buf_desc = smcr_new_buf_create(lgr, is_rmb, bufsize);  in __smc_buf_create()
2349 				SMC_STAT_RMB_DOWNGRADED(smc, is_smcd, is_rmb);  in __smc_buf_create()
2354 		SMC_STAT_RMB_ALLOC(smc, is_smcd, is_rmb);  in __smc_buf_create()
2355 		SMC_STAT_RMB_SIZE(smc, is_smcd, is_rmb, bufsize);  in __smc_buf_create()
2367 		if (smcr_buf_map_usable_links(lgr, buf_desc, is_rmb)) {  in __smc_buf_create()
2368 			smcr_buf_unuse(buf_desc, is_rmb, lgr);  in __smc_buf_create()
2373 	if (is_rmb) {  in __smc_buf_create()