-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"};
-
- 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);