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// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
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/*
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* res-cmid.c RDMA tool
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* Authors: Leon Romanovsky <leonro@mellanox.com>
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*/
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#include "res.h"
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#include <inttypes.h>
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static void print_qp_type(struct rd *rd, uint32_t val)
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{
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if (rd->json_output)
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jsonw_string_field(rd->jw, "qp-type", qp_types_to_str(val));
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else
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pr_out("qp-type %s ", qp_types_to_str(val));
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}
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static const char *cm_id_state_to_str(uint8_t idx)
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{
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static const char *const cm_id_states_str[] = {
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"IDLE", "ADDR_QUERY", "ADDR_RESOLVED",
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"ROUTE_QUERY", "ROUTE_RESOLVED", "CONNECT",
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"DISCONNECT", "ADDR_BOUND", "LISTEN",
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"DEVICE_REMOVAL", "DESTROYING"
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};
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if (idx < ARRAY_SIZE(cm_id_states_str))
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return cm_id_states_str[idx];
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return "UNKNOWN";
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}
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static const char *cm_id_ps_to_str(uint32_t ps)
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{
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switch (ps) {
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case RDMA_PS_IPOIB:
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return "IPoIB";
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case RDMA_PS_IB:
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return "IPoIB";
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case RDMA_PS_TCP:
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return "TCP";
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case RDMA_PS_UDP:
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return "UDP";
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default:
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return "---";
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}
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}
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static void print_cm_id_state(struct rd *rd, uint8_t state)
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{
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if (rd->json_output) {
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jsonw_string_field(rd->jw, "state", cm_id_state_to_str(state));
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return;
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}
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pr_out("state %s ", cm_id_state_to_str(state));
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}
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static void print_ps(struct rd *rd, uint32_t ps)
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{
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if (rd->json_output) {
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jsonw_string_field(rd->jw, "ps", cm_id_ps_to_str(ps));
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return;
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}
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pr_out("ps %s ", cm_id_ps_to_str(ps));
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}
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static void print_ipaddr(struct rd *rd, const char *key, char *addrstr,
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uint16_t port)
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{
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if (rd->json_output) {
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int name_size = INET6_ADDRSTRLEN + strlen(":65535");
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char json_name[name_size];
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snprintf(json_name, name_size, "%s:%u", addrstr, port);
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jsonw_string_field(rd->jw, key, json_name);
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return;
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}
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pr_out("%s %s:%u ", key, addrstr, port);
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}
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static int ss_ntop(struct nlattr *nla_line, char *addr_str, uint16_t *port)
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{
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struct __kernel_sockaddr_storage *addr;
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addr = (struct __kernel_sockaddr_storage *)mnl_attr_get_payload(
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nla_line);
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switch (addr->ss_family) {
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case AF_INET: {
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struct sockaddr_in *sin = (struct sockaddr_in *)addr;
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if (!inet_ntop(AF_INET, (const void *)&sin->sin_addr, addr_str,
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INET6_ADDRSTRLEN))
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return -EINVAL;
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*port = ntohs(sin->sin_port);
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break;
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}
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case AF_INET6: {
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struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr;
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if (!inet_ntop(AF_INET6, (const void *)&sin6->sin6_addr,
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addr_str, INET6_ADDRSTRLEN))
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return -EINVAL;
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*port = ntohs(sin6->sin6_port);
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break;
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}
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int res_cm_id_line(struct rd *rd, const char *name, int idx,
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struct nlattr **nla_line)
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{
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char src_addr_str[INET6_ADDRSTRLEN];
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char dst_addr_str[INET6_ADDRSTRLEN];
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uint16_t src_port, dst_port;
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uint32_t port = 0, pid = 0;
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uint8_t type = 0, state;
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uint32_t lqpn = 0, ps;
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uint32_t cm_idn = 0;
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char *comm = NULL;
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if (!nla_line[RDMA_NLDEV_ATTR_RES_STATE] ||
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!nla_line[RDMA_NLDEV_ATTR_RES_PS] ||
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(!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
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!nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
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return MNL_CB_ERROR;
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}
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if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
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port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
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if (port && port != rd->port_idx)
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_LQPN])
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lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
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if (rd_is_filtered_attr(rd, "lqpn", lqpn,
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nla_line[RDMA_NLDEV_ATTR_RES_LQPN]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE])
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type = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
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if (rd_is_string_filtered_attr(rd, "qp-type", qp_types_to_str(type),
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nla_line[RDMA_NLDEV_ATTR_RES_TYPE]))
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goto out;
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ps = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PS]);
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if (rd_is_string_filtered_attr(rd, "ps", cm_id_ps_to_str(ps),
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nla_line[RDMA_NLDEV_ATTR_RES_PS]))
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goto out;
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state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
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if (rd_is_string_filtered_attr(rd, "state", cm_id_state_to_str(state),
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nla_line[RDMA_NLDEV_ATTR_RES_STATE]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR])
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if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR],
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src_addr_str, &src_port))
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goto out;
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if (rd_is_string_filtered_attr(rd, "src-addr", src_addr_str,
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nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR]))
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goto out;
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if (rd_is_filtered_attr(rd, "src-port", src_port,
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nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR])
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if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR],
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dst_addr_str, &dst_port))
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goto out;
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if (rd_is_string_filtered_attr(rd, "dst-addr", dst_addr_str,
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nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR]))
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goto out;
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if (rd_is_filtered_attr(rd, "dst-port", dst_port,
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nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
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pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
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comm = get_task_name(pid);
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}
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if (rd_is_filtered_attr(rd, "pid", pid,
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nla_line[RDMA_NLDEV_ATTR_RES_PID]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN])
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cm_idn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]);
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if (rd_is_filtered_attr(rd, "cm-idn", cm_idn,
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nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]))
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goto out;
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if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]) {
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/* discard const from mnl_attr_get_str */
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comm = (char *)mnl_attr_get_str(
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nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
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}
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if (rd->json_output)
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jsonw_start_array(rd->jw);
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print_link(rd, idx, name, port, nla_line);
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res_print_uint(rd, "cm-idn", cm_idn,
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nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]);
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res_print_uint(rd, "lqpn", lqpn, nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
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if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE])
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print_qp_type(rd, type);
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print_cm_id_state(rd, state);
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print_ps(rd, ps);
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res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
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print_comm(rd, comm, nla_line);
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if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR])
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print_ipaddr(rd, "src-addr", src_addr_str, src_port);
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if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR])
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print_ipaddr(rd, "dst-addr", dst_addr_str, dst_port);
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d3f73b |
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print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
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newline(rd);
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d3f73b |
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out: if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
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free(comm);
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d3f73b |
return MNL_CB_OK;
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d3f73b |
}
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d3f73b |
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d3f73b |
int res_cm_id_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
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{
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struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
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struct rd *rd = data;
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const char *name;
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int idx;
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d3f73b |
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mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
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if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
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return MNL_CB_ERROR;
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d3f73b |
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d3f73b |
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
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idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
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d3f73b |
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return res_cm_id_line(rd, name, idx, tb);
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}
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d3f73b |
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int res_cm_id_parse_cb(const struct nlmsghdr *nlh, void *data)
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d3f73b |
{
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d3f73b |
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
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d3f73b |
struct nlattr *nla_table, *nla_entry;
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d3f73b |
struct rd *rd = data;
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d3f73b |
int ret = MNL_CB_OK;
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d3f73b |
const char *name;
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d3f73b |
int idx;
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d3f73b |
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d3f73b |
mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
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d3f73b |
if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
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d3f73b |
!tb[RDMA_NLDEV_ATTR_RES_CM_ID])
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d3f73b |
return MNL_CB_ERROR;
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d3f73b |
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Packit |
d3f73b |
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
|
|
Packit |
d3f73b |
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
|
|
Packit |
d3f73b |
nla_table = tb[RDMA_NLDEV_ATTR_RES_CM_ID];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
mnl_attr_for_each_nested(nla_entry, nla_table) {
|
|
Packit |
d3f73b |
struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
|
|
Packit |
d3f73b |
if (ret != MNL_CB_OK)
|
|
Packit |
d3f73b |
break;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
ret = res_cm_id_line(rd, name, idx, nla_line);
|
|
Packit |
d3f73b |
if (ret != MNL_CB_OK)
|
|
Packit |
d3f73b |
break;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
return ret;
|
|
Packit |
d3f73b |
}
|