{
pr_out("Usage: %s resource\n", rd->filename);
pr_out(" resource show [DEV]\n");
+ pr_out(" resource show [qp|cm_id|pd|mr|cq]\n");
+ pr_out(" resource show qp link [DEV/PORT]\n");
+ pr_out(" resource show qp link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+ pr_out(" resource show cm_id link [DEV/PORT]\n");
+ pr_out(" resource show cm_id link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+ pr_out(" resource show cq link [DEV/PORT]\n");
+ pr_out(" resource show cq link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+ pr_out(" resource show pd dev [DEV]\n");
+ pr_out(" resource show pd dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
+ pr_out(" resource show mr dev [DEV]\n");
+ pr_out(" resource show mr dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
return 0;
}
return rd_exec_link(rd, _##name, strict_port); \
}
+static const char *path_mig_to_str(uint8_t idx)
+{
+ static const char * const path_mig_str[] = { "MIGRATED",
+ "REARM", "ARMED" };
+
+ if (idx < ARRAY_SIZE(path_mig_str))
+ return path_mig_str[idx];
+ return "UNKNOWN";
+}
+
+static const char *qp_states_to_str(uint8_t idx)
+{
+ static const char * const qp_states_str[] = { "RESET", "INIT",
+ "RTR", "RTS", "SQD",
+ "SQE", "ERR" };
+
+ if (idx < ARRAY_SIZE(qp_states_str))
+ return qp_states_str[idx];
+ return "UNKNOWN";
+}
+
+static const char *qp_types_to_str(uint8_t idx)
+{
+ static const char * const qp_types_str[] = { "SMI", "GSI", "RC",
+ "UC", "UD", "RAW_IPV6",
+ "RAW_ETHERTYPE",
+ "UNKNOWN", "RAW_PACKET",
+ "XRC_INI", "XRC_TGT" };
+
+ if (idx < ARRAY_SIZE(qp_types_str))
+ return qp_types_str[idx];
+ return "UNKNOWN";
+}
+
+static void print_lqpn(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "lqpn", val);
+ else
+ pr_out("lqpn %u ", val);
+}
+
+static void print_rqpn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
+{
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_RQPN])
+ return;
+
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "rqpn", val);
+ else
+ pr_out("rqpn %u ", val);
+}
+
+static void print_type(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_string_field(rd->jw, "type",
+ qp_types_to_str(val));
+ else
+ pr_out("type %s ", qp_types_to_str(val));
+}
+
+static void print_state(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_string_field(rd->jw, "state",
+ qp_states_to_str(val));
+ else
+ pr_out("state %s ", qp_states_to_str(val));
+}
+
+static void print_rqpsn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
+{
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN])
+ return;
+
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "rq-psn", val);
+ else
+ pr_out("rq-psn %u ", val);
+}
+
+static void print_sqpsn(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "sq-psn", val);
+ else
+ pr_out("sq-psn %u ", val);
+}
+
+static void print_pathmig(struct rd *rd, uint32_t val,
+ struct nlattr **nla_line)
+{
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE])
+ return;
+
+ if (rd->json_output)
+ jsonw_string_field(rd->jw,
+ "path-mig-state",
+ path_mig_to_str(val));
+ else
+ pr_out("path-mig-state %s ", path_mig_to_str(val));
+}
+
+static void print_pid(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "pid", val);
+ else
+ pr_out("pid %u ", val);
+}
+
+static void print_comm(struct rd *rd, const char *str,
+ struct nlattr **nla_line)
+{
+ char tmp[18];
+
+ if (rd->json_output) {
+ /* Don't beatify output in JSON format */
+ jsonw_string_field(rd->jw, "comm", str);
+ return;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ snprintf(tmp, sizeof(tmp), "%s", str);
+ else
+ snprintf(tmp, sizeof(tmp), "[%s]", str);
+
+ pr_out("comm %s ", tmp);
+}
+
+static void print_dev(struct rd *rd, uint32_t idx, const char *name)
+{
+ if (rd->json_output) {
+ jsonw_uint_field(rd->jw, "ifindex", idx);
+ jsonw_string_field(rd->jw, "ifname", name);
+ } else {
+ pr_out("dev %s ", name);
+ }
+}
+
+static void print_link(struct rd *rd, uint32_t idx, const char *name,
+ uint32_t port, struct nlattr **nla_line)
+{
+ if (rd->json_output) {
+ jsonw_uint_field(rd->jw, "ifindex", idx);
+
+ if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+ jsonw_uint_field(rd->jw, "port", port);
+
+ jsonw_string_field(rd->jw, "ifname", name);
+ } else {
+ if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+ pr_out("link %s/%u ", name, port);
+ else
+ pr_out("link %s/- ", name);
+ }
+}
+
+static char *get_task_name(uint32_t pid)
+{
+ char *comm;
+ FILE *f;
+
+ if (asprintf(&comm, "/proc/%d/comm", pid) < 0)
+ return NULL;
+
+ f = fopen(comm, "r");
+ free(comm);
+ if (!f)
+ return NULL;
+
+ if (fscanf(f, "%ms\n", &comm) != 1)
+ comm = NULL;
+
+ fclose(f);
+
+ return comm;
+}
+
+static int res_qp_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+ struct nlattr *nla_table, *nla_entry;
+ struct rd *rd = data;
+ const char *name;
+ uint32_t idx;
+
+ mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+ if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+ !tb[RDMA_NLDEV_ATTR_RES_QP])
+ return MNL_CB_ERROR;
+
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+ nla_table = tb[RDMA_NLDEV_ATTR_RES_QP];
+
+ mnl_attr_for_each_nested(nla_entry, nla_table) {
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ uint32_t lqpn, rqpn = 0, rq_psn = 0, sq_psn;
+ uint8_t type, state, path_mig_state = 0;
+ uint32_t port = 0, pid = 0;
+ char *comm = NULL;
+ int err;
+
+ err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+ if (err != MNL_CB_OK)
+ return MNL_CB_ERROR;
+
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_LQPN] ||
+ !nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN] ||
+ !nla_line[RDMA_NLDEV_ATTR_RES_TYPE] ||
+ !nla_line[RDMA_NLDEV_ATTR_RES_STATE] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+ port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
+
+ if (port != rd->port_idx)
+ continue;
+
+ lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+ if (rd_check_is_filtered(rd, "lqpn", lqpn))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_RQPN]) {
+ rqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQPN]);
+ if (rd_check_is_filtered(rd, "rqpn", rqpn))
+ continue;
+ } else {
+ if (rd_check_is_key_exist(rd, "rqpn"))
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]) {
+ rq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]);
+ if (rd_check_is_filtered(rd, "rq-psn", rq_psn))
+ continue;
+ } else {
+ if (rd_check_is_key_exist(rd, "rq-psn"))
+ continue;
+ }
+
+ sq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]);
+ if (rd_check_is_filtered(rd, "sq-psn", sq_psn))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]) {
+ path_mig_state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]);
+ if (rd_check_is_string_filtered(rd, "path-mig-state", path_mig_to_str(path_mig_state)))
+ continue;
+ } else {
+ if (rd_check_is_key_exist(rd, "path-mig-state"))
+ continue;
+ }
+
+ type = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
+ if (rd_check_is_string_filtered(rd, "type", qp_types_to_str(type)))
+ continue;
+
+ state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
+ if (rd_check_is_string_filtered(rd, "state", qp_states_to_str(state)))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid)) {
+ free(comm);
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_link(rd, idx, name, port, nla_line);
+
+ print_lqpn(rd, lqpn);
+ print_rqpn(rd, rqpn, nla_line);
+
+ print_type(rd, type);
+ print_state(rd, state);
+
+ print_rqpsn(rd, rq_psn, nla_line);
+ print_sqpsn(rd, sq_psn);
+
+ print_pathmig(rd, path_mig_state, nla_line);
+ print_pid(rd, pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+ }
+ return MNL_CB_OK;
+}
+
+static void print_qp_type(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_string_field(rd->jw, "qp-type",
+ qp_types_to_str(val));
+ else
+ pr_out("qp-type %s ", qp_types_to_str(val));
+}
+
+static const char *cm_id_state_to_str(uint8_t idx)
+{
+ static const char * const cm_id_states_str[] = {
+ "IDLE", "ADDR_QUERY", "ADDR_RESOLVED", "ROUTE_QUERY",
+ "ROUTE_RESOLVED", "CONNECT", "DISCONNECT", "ADDR_BOUND",
+ "LISTEN", "DEVICE_REMOVAL", "DESTROYING" };
+
+ if (idx < ARRAY_SIZE(cm_id_states_str))
+ return cm_id_states_str[idx];
+ return "UNKNOWN";
+}
+
+static const char *cm_id_ps_to_str(uint32_t ps)
+{
+ switch (ps) {
+ case RDMA_PS_IPOIB:
+ return "IPoIB";
+ case RDMA_PS_IB:
+ return "IPoIB";
+ case RDMA_PS_TCP:
+ return "TCP";
+ case RDMA_PS_UDP:
+ return "UDP";
+ default:
+ return "---";
+ }
+}
+
+static void print_cm_id_state(struct rd *rd, uint8_t state)
+{
+ if (rd->json_output) {
+ jsonw_string_field(rd->jw, "state", cm_id_state_to_str(state));
+ return;
+ }
+ pr_out("state %s ", cm_id_state_to_str(state));
+}
+
+static void print_ps(struct rd *rd, uint32_t ps)
+{
+ if (rd->json_output) {
+ jsonw_string_field(rd->jw, "ps", cm_id_ps_to_str(ps));
+ return;
+ }
+ pr_out("ps %s ", cm_id_ps_to_str(ps));
+}
+
+static void print_ipaddr(struct rd *rd, const char *key, char *addrstr,
+ uint16_t port)
+{
+ if (rd->json_output) {
+ int name_size = INET6_ADDRSTRLEN+strlen(":65535");
+ char json_name[name_size];
+
+ snprintf(json_name, name_size, "%s:%u", addrstr, port);
+ jsonw_string_field(rd->jw, key, json_name);
+ return;
+ }
+ pr_out("%s %s:%u ", key, addrstr, port);
+}
+
+static int ss_ntop(struct nlattr *nla_line, char *addr_str, uint16_t *port)
+{
+ struct __kernel_sockaddr_storage *addr;
+
+ addr = (struct __kernel_sockaddr_storage *)
+ mnl_attr_get_payload(nla_line);
+ switch (addr->ss_family) {
+ case AF_INET: {
+ struct sockaddr_in *sin = (struct sockaddr_in *)addr;
+
+ if (!inet_ntop(AF_INET, (const void *)&sin->sin_addr, addr_str,
+ INET6_ADDRSTRLEN))
+ return -EINVAL;
+ *port = ntohs(sin->sin_port);
+ break;
+ }
+ case AF_INET6: {
+ struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr;
+
+ if (!inet_ntop(AF_INET6, (const void *)&sin6->sin6_addr,
+ addr_str, INET6_ADDRSTRLEN))
+ return -EINVAL;
+ *port = ntohs(sin6->sin6_port);
+ break;
+ }
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int res_cm_id_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+ struct nlattr *nla_table, *nla_entry;
+ struct rd *rd = data;
+ const char *name;
+ int idx;
+
+ mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+ if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+ !tb[RDMA_NLDEV_ATTR_RES_CM_ID])
+ return MNL_CB_ERROR;
+
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+ nla_table = tb[RDMA_NLDEV_ATTR_RES_CM_ID];
+ mnl_attr_for_each_nested(nla_entry, nla_table) {
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ char src_addr_str[INET6_ADDRSTRLEN];
+ char dst_addr_str[INET6_ADDRSTRLEN];
+ uint16_t src_port, dst_port;
+ uint32_t port = 0, pid = 0;
+ uint8_t type = 0, state;
+ uint32_t lqpn = 0, ps;
+ char *comm = NULL;
+ int err;
+
+ err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+ if (err != MNL_CB_OK)
+ return -EINVAL;
+
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_STATE] ||
+ !nla_line[RDMA_NLDEV_ATTR_RES_PS] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+ port = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
+
+ if (port && port != rd->port_idx)
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LQPN]) {
+ lqpn = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+ if (rd_check_is_filtered(rd, "lqpn", lqpn))
+ continue;
+ }
+ if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE]) {
+ type = mnl_attr_get_u8(
+ nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
+ if (rd_check_is_string_filtered(rd, "qp-type",
+ qp_types_to_str(type)))
+ continue;
+ }
+
+ ps = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PS]);
+ if (rd_check_is_string_filtered(rd, "ps", cm_id_ps_to_str(ps)))
+ continue;
+
+ state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
+ if (rd_check_is_string_filtered(rd, "state",
+ cm_id_state_to_str(state)))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR]) {
+ if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR],
+ src_addr_str, &src_port))
+ continue;
+ if (rd_check_is_string_filtered(rd, "src-addr",
+ src_addr_str))
+ continue;
+ if (rd_check_is_filtered(rd, "src-port", src_port))
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR]) {
+ if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR],
+ dst_addr_str, &dst_port))
+ continue;
+ if (rd_check_is_string_filtered(rd, "dst-addr",
+ dst_addr_str))
+ continue;
+ if (rd_check_is_filtered(rd, "dst-port", dst_port))
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid)) {
+ free(comm);
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]) {
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(
+ nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+ }
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_link(rd, idx, name, port, nla_line);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LQPN])
+ print_lqpn(rd, lqpn);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE])
+ print_qp_type(rd, type);
+ print_cm_id_state(rd, state);
+ print_ps(rd, ps);
+ print_pid(rd, pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR])
+ print_ipaddr(rd, "src-addr", src_addr_str, src_port);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR])
+ print_ipaddr(rd, "dst-addr", dst_addr_str, dst_port);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+ }
+ return MNL_CB_OK;
+}
+
+static void print_cqe(struct rd *rd, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "cqe", val);
+ else
+ pr_out("cqe %u ", val);
+}
+
+static void print_users(struct rd *rd, uint64_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "users", val);
+ else
+ pr_out("users %" PRIu64 " ", val);
+}
+
+static const char *poll_ctx_to_str(uint8_t idx)
+{
+ static const char * const cm_id_states_str[] = {
+ "DIRECT", "SOFTIRQ", "WORKQUEUE", "UNBOUND_WORKQUEUE"};
+
+ if (idx < ARRAY_SIZE(cm_id_states_str))
+ return cm_id_states_str[idx];
+ return "UNKNOWN";
+}
+
+static void print_poll_ctx(struct rd *rd, uint8_t poll_ctx)
+{
+ if (rd->json_output) {
+ jsonw_string_field(rd->jw, "poll-ctx",
+ poll_ctx_to_str(poll_ctx));
+ return;
+ }
+ pr_out("poll-ctx %s ", poll_ctx_to_str(poll_ctx));
+}
+
+static int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+ struct nlattr *nla_table, *nla_entry;
+ struct rd *rd = data;
+ const char *name;
+ uint32_t idx;
+
+ mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+ if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+ !tb[RDMA_NLDEV_ATTR_RES_CQ])
+ return MNL_CB_ERROR;
+
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+ nla_table = tb[RDMA_NLDEV_ATTR_RES_CQ];
+
+ mnl_attr_for_each_nested(nla_entry, nla_table) {
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ char *comm = NULL;
+ uint32_t pid = 0;
+ uint8_t poll_ctx = 0;
+ uint64_t users;
+ uint32_t cqe;
+ int err;
+
+ err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+ if (err != MNL_CB_OK)
+ return MNL_CB_ERROR;
+
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_CQE] ||
+ !nla_line[RDMA_NLDEV_ATTR_RES_USECNT] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ cqe = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQE]);
+
+ users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+ if (rd_check_is_filtered(rd, "users", users))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]) {
+ poll_ctx = mnl_attr_get_u8(
+ nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]);
+ if (rd_check_is_string_filtered(rd, "poll-ctx",
+ poll_ctx_to_str(poll_ctx)))
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid)) {
+ free(comm);
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(
+ nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_dev(rd, idx, name);
+ print_cqe(rd, cqe);
+ print_users(rd, users);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
+ print_poll_ctx(rd, poll_ctx);
+ print_pid(rd, pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+ }
+ return MNL_CB_OK;
+}
+
+static void print_key(struct rd *rd, const char *name, uint32_t val)
+{
+ if (rd->json_output)
+ jsonw_xint_field(rd->jw, name, val);
+ else
+ pr_out("%s 0x%x ", name, val);
+}
+
+static void print_iova(struct rd *rd, uint64_t val)
+{
+ if (rd->json_output)
+ jsonw_xint_field(rd->jw, "iova", val);
+ else
+ pr_out("iova 0x%" PRIx64 " ", val);
+}
+
+static void print_mrlen(struct rd *rd, uint64_t val)
+{
+ if (rd->json_output)
+ jsonw_uint_field(rd->jw, "mrlen", val);
+ else
+ pr_out("mrlen %" PRIu64 " ", val);
+}
+
+static int res_mr_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+ struct nlattr *nla_table, *nla_entry;
+ struct rd *rd = data;
+ const char *name;
+ uint32_t idx;
+
+ mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+ if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+ !tb[RDMA_NLDEV_ATTR_RES_MR])
+ return MNL_CB_ERROR;
+
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+ nla_table = tb[RDMA_NLDEV_ATTR_RES_MR];
+
+ mnl_attr_for_each_nested(nla_entry, nla_table) {
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ uint32_t rkey = 0, lkey = 0;
+ uint64_t iova = 0, mrlen;
+ char *comm = NULL;
+ uint32_t pid = 0;
+ int err;
+
+ err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+ if (err != MNL_CB_OK)
+ return MNL_CB_ERROR;
+
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_MRLEN] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_RKEY])
+ rkey = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_RKEY]);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LKEY])
+ lkey = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_LKEY]);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_IOVA])
+ iova = mnl_attr_get_u64(
+ nla_line[RDMA_NLDEV_ATTR_RES_IOVA]);
+
+ mrlen = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_MRLEN]);
+ if (rd_check_is_filtered(rd, "mrlen", mrlen))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid)) {
+ free(comm);
+ continue;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(
+ nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_dev(rd, idx, name);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_RKEY])
+ print_key(rd, "rkey", rkey);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LKEY])
+ print_key(rd, "lkey", lkey);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_IOVA])
+ print_iova(rd, iova);
+ print_mrlen(rd, mrlen);
+ print_pid(rd, pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+ }
+ return MNL_CB_OK;
+}
+
+static int res_pd_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+ struct nlattr *nla_table, *nla_entry;
+ struct rd *rd = data;
+ const char *name;
+ uint32_t idx;
+
+ mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+ if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+ !tb[RDMA_NLDEV_ATTR_RES_PD])
+ return MNL_CB_ERROR;
+
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+ nla_table = tb[RDMA_NLDEV_ATTR_RES_PD];
+
+ mnl_attr_for_each_nested(nla_entry, nla_table) {
+ uint32_t local_dma_lkey = 0, unsafe_global_rkey = 0;
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ char *comm = NULL;
+ uint32_t pid = 0;
+ uint64_t users;
+ int err;
+
+ err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+ if (err != MNL_CB_OK)
+ return MNL_CB_ERROR;
+
+ if (!nla_line[RDMA_NLDEV_ATTR_RES_USECNT] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY])
+ local_dma_lkey = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY]);
+
+ users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+ if (rd_check_is_filtered(rd, "users", users))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY])
+ unsafe_global_rkey = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY]);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(
+ nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid))
+ continue;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(
+ nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_dev(rd, idx, name);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY])
+ print_key(rd, "local_dma_lkey", local_dma_lkey);
+ print_users(rd, users);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY])
+ print_key(rd, "unsafe_global_rkey", unsafe_global_rkey);
+ print_pid(rd, pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+ }
+ return MNL_CB_OK;
+}
+
RES_FUNC(res_no_args, RDMA_NLDEV_CMD_RES_GET, NULL, true);
+static const struct
+filters qp_valid_filters[MAX_NUMBER_OF_FILTERS] = {{ .name = "link",
+ .is_number = false },
+ { .name = "lqpn",
+ .is_number = true },
+ { .name = "rqpn",
+ .is_number = true },
+ { .name = "pid",
+ .is_number = true },
+ { .name = "sq-psn",
+ .is_number = true },
+ { .name = "rq-psn",
+ .is_number = true },
+ { .name = "type",
+ .is_number = false },
+ { .name = "path-mig-state",
+ .is_number = false },
+ { .name = "state",
+ .is_number = false } };
+
+RES_FUNC(res_qp, RDMA_NLDEV_CMD_RES_QP_GET, qp_valid_filters, false);
+
+static const
+struct filters cm_id_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+ { .name = "link", .is_number = false },
+ { .name = "lqpn", .is_number = true },
+ { .name = "qp-type", .is_number = false },
+ { .name = "state", .is_number = false },
+ { .name = "ps", .is_number = false },
+ { .name = "dev-type", .is_number = false },
+ { .name = "transport-type", .is_number = false },
+ { .name = "pid", .is_number = true },
+ { .name = "src-addr", .is_number = false },
+ { .name = "src-port", .is_number = true },
+ { .name = "dst-addr", .is_number = false },
+ { .name = "dst-port", .is_number = true }
+};
+
+RES_FUNC(res_cm_id, RDMA_NLDEV_CMD_RES_CM_ID_GET, cm_id_valid_filters, false);
+
+static const
+struct filters cq_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+ { .name = "dev", .is_number = false },
+ { .name = "users", .is_number = true },
+ { .name = "poll-ctx", .is_number = false },
+ { .name = "pid", .is_number = true }
+};
+
+RES_FUNC(res_cq, RDMA_NLDEV_CMD_RES_CQ_GET, cq_valid_filters, true);
+
+static const
+struct filters mr_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+ { .name = "dev", .is_number = false },
+ { .name = "rkey", .is_number = true },
+ { .name = "lkey", .is_number = true },
+ { .name = "mrlen", .is_number = true },
+ { .name = "pid", .is_number = true }
+};
+
+RES_FUNC(res_mr, RDMA_NLDEV_CMD_RES_MR_GET, mr_valid_filters, true);
+
+static const
+struct filters pd_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+ { .name = "dev", .is_number = false },
+ { .name = "users", .is_number = true },
+ { .name = "pid", .is_number = true }
+};
+
+RES_FUNC(res_pd, RDMA_NLDEV_CMD_RES_PD_GET, pd_valid_filters, true);
+
static int res_show(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, res_no_args },
+ { "qp", res_qp },
+ { "cm_id", res_cm_id },
+ { "cq", res_cq },
+ { "mr", res_mr },
+ { "pd", res_pd },
{ 0 }
};
projects / mirror_iproute2.git / blobdiff