93 static int alloc_lease(struct oplock_info *opinfo, struct lease_ctx_info *lctx)  in alloc_lease()  argument
101 	memcpy(lease->lease_key, lctx->lease_key, SMB2_LEASE_KEY_SIZE);  in alloc_lease()
102 	lease->state = lctx->req_state;  in alloc_lease()
104 	lease->flags = lctx->flags;  in alloc_lease()
105 	lease->duration = lctx->duration;  in alloc_lease()
106 	lease->is_dir = lctx->is_dir;  in alloc_lease()
107 	memcpy(lease->parent_lease_key, lctx->parent_lease_key, SMB2_LEASE_KEY_SIZE);  in alloc_lease()
108 	lease->version = lctx->version;  in alloc_lease()
109 	lease->epoch = le16_to_cpu(lctx->epoch) + 1;  in alloc_lease()
419 			       struct lease_ctx_info *lctx)  in grant_write_oplock()  argument
428 	if (lctx) {  in grant_write_oplock()
429 		lease->state = lctx->req_state;  in grant_write_oplock()
430 		memcpy(lease->lease_key, lctx->lease_key, SMB2_LEASE_KEY_SIZE);  in grant_write_oplock()
442 			      struct lease_ctx_info *lctx)  in grant_read_oplock()  argument
448 	if (lctx) {  in grant_read_oplock()
450 		if (lctx->req_state & SMB2_LEASE_HANDLE_CACHING_LE)  in grant_read_oplock()
452 		memcpy(lease->lease_key, lctx->lease_key, SMB2_LEASE_KEY_SIZE);  in grant_read_oplock()
464 			      struct lease_ctx_info *lctx)  in grant_none_oplock()  argument
470 	if (lctx) {  in grant_none_oplock()
472 		memcpy(lease->lease_key, lctx->lease_key, SMB2_LEASE_KEY_SIZE);  in grant_none_oplock()
501 						 struct lease_ctx_info *lctx)  in same_client_has_lease()  argument
508 	if (!lctx)  in same_client_has_lease()
521 		ret = compare_guid_key(opinfo, client_guid, lctx->lease_key);  in same_client_has_lease()
532 				    lease->state == (lctx->req_state & lease->state)) {  in same_client_has_lease()
534 					lease->state |= lctx->req_state;  in same_client_has_lease()
535 					if (lctx->req_state &  in same_client_has_lease()
542 				if (lctx->req_state ==  in same_client_has_lease()
546 					lease->state = lctx->req_state;  in same_client_has_lease()
550 			if (lctx->req_state && lease->state ==  in same_client_has_lease()
553 				lease_none_upgrade(opinfo, lctx->req_state);  in same_client_has_lease()
977 			struct lease_ctx_info *lctx)  in find_same_lease_key()  argument
983 	if (!lctx)  in find_same_lease_key()
1010 				       lctx->lease_key);  in find_same_lease_key()
1075 			     struct lease_ctx_info *lctx)  in set_oplock_level()  argument
1080 		grant_write_oplock(opinfo, level, lctx);  in set_oplock_level()
1083 		grant_read_oplock(opinfo, lctx);  in set_oplock_level()
1086 		grant_none_oplock(opinfo, lctx);  in set_oplock_level()
1092 				      struct lease_ctx_info *lctx)  in smb_send_parent_lease_break_noti()  argument
1097 	if (lctx->version != 2)  in smb_send_parent_lease_break_noti()
1110 		    (!(lctx->flags & SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET_LE) ||  in smb_send_parent_lease_break_noti()
1112 				      lctx->parent_lease_key))) {  in smb_send_parent_lease_break_noti()
1178 		     struct lease_ctx_info *lctx, int share_ret)  in smb_grant_oplock()  argument
1189 		if (!lctx || lctx->version != 2 ||  in smb_grant_oplock()
1190 		    (lctx->flags != SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET_LE &&  in smb_grant_oplock()
1191 		     !lctx->epoch))  in smb_grant_oplock()
1199 	if (lctx) {  in smb_grant_oplock()
1200 		err = alloc_lease(opinfo, lctx);  in smb_grant_oplock()
1218 	if (lctx) {  in smb_grant_oplock()
1223 						 lctx);  in smb_grant_oplock()
1234 	    (prev_opinfo->level == SMB2_OPLOCK_LEVEL_NONE && lctx)) {  in smb_grant_oplock()
1274 	if (prev_op_has_lease && !lctx)  in smb_grant_oplock()
1278 	if (!prev_op_has_lease && lctx) {  in smb_grant_oplock()
1280 		lctx->req_state = SMB2_LEASE_READ_CACHING_LE;  in smb_grant_oplock()
1284 	set_oplock_level(opinfo, req_op_level, lctx);  in smb_grant_oplock()
1807 			      struct lease_ctx_info *lctx,  in smb2_check_durable_oplock()  argument
1817 		if (lctx) {  in smb2_check_durable_oplock()
1838 	if (!lctx) {  in smb2_check_durable_oplock()
1844 	if (memcmp(opinfo->o_lease->lease_key, lctx->lease_key,  in smb2_check_durable_oplock()
1858 	if (opinfo->o_lease->version != lctx->version) {  in smb2_check_durable_oplock()