1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
8 static int sys_help(struct rd *rd)
10 pr_out("Usage: %s system show [ netns ]\n", rd->filename);
11 pr_out(" %s system set netns { shared | exclusive }\n", rd->filename);
15 static const char *netns_modes_str[] = {
20 static int sys_show_parse_cb(const struct nlmsghdr *nlh, void *data)
22 struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
24 mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
26 if (tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE]) {
31 mnl_attr_get_u8(tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE]);
33 if (netns_mode < ARRAY_SIZE(netns_modes_str))
34 mode_str = netns_modes_str[netns_mode];
38 print_color_string(PRINT_ANY, COLOR_NONE, "netns", "netns %s\n",
44 static int sys_show_no_args(struct rd *rd)
49 rd_prepare_msg(rd, RDMA_NLDEV_CMD_SYS_GET,
50 &seq, (NLM_F_REQUEST | NLM_F_ACK));
51 ret = rd_send_msg(rd);
55 return rd_recv_msg(rd, sys_show_parse_cb, rd, seq);
58 static int sys_show(struct rd *rd)
60 const struct rd_cmd cmds[] = {
61 { NULL, sys_show_no_args},
62 { "netns", sys_show_no_args},
66 return rd_exec_cmd(rd, cmds, "parameter");
69 static int sys_set_netns_cmd(struct rd *rd, bool enable)
73 rd_prepare_msg(rd, RDMA_NLDEV_CMD_SYS_SET,
74 &seq, (NLM_F_REQUEST | NLM_F_ACK));
75 mnl_attr_put_u8(rd->nlh, RDMA_NLDEV_SYS_ATTR_NETNS_MODE, enable);
77 return rd_sendrecv_msg(rd, seq);
80 static bool sys_valid_netns_cmd(const char *cmd)
84 for (i = 0; i < ARRAY_SIZE(netns_modes_str); i++) {
85 if (!strcmp(cmd, netns_modes_str[i]))
91 static int sys_set_netns_args(struct rd *rd)
95 if (rd_no_arg(rd) || !sys_valid_netns_cmd(rd_argv(rd))) {
96 pr_err("valid options are: { shared | exclusive }\n");
100 cmd = (strcmp(rd_argv(rd), "shared") == 0) ? true : false;
102 return sys_set_netns_cmd(rd, cmd);
105 static int sys_set_help(struct rd *rd)
107 pr_out("Usage: %s system set [PARAM] value\n", rd->filename);
108 pr_out(" system set netns { shared | exclusive }\n");
112 static int sys_set(struct rd *rd)
114 const struct rd_cmd cmds[] = {
115 { NULL, sys_set_help },
116 { "help", sys_set_help },
117 { "netns", sys_set_netns_args},
121 return rd_exec_cmd(rd, cmds, "parameter");
124 int cmd_sys(struct rd *rd)
126 const struct rd_cmd cmds[] = {
128 { "show", sys_show },
130 { "help", sys_help },
134 return rd_exec_cmd(rd, cmds, "system command");