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LU-5844 get rid of IOC_LIBCFS_MEMHOG and IOC_LIBCFS_PANIC ioctls
[fs/lustre-release.git] / lustre / utils / lctl.c
index 23f7f58..9c27267 100644 (file)
@@ -82,34 +82,35 @@ command_t cmdlist[] = {
 
        /* Network configuration commands */
        {"===== network config =====", jt_noop, 0, "network config"},
-        {"--net", jt_opt_net, 0,"run <command> after setting network to <net>\n"
-         "usage: --net <tcp/elan/o2ib/...> <command>"},
-        {"network", jt_ptl_network, 0, "configure LNET"
-         "usage: network up|down"},
-        {"net", jt_ptl_network, 0, "configure LNET"
-         "usage: net up|down"},
-        {"list_nids", jt_ptl_list_nids, 0, "list local NIDs"
-         "usage: list_nids [all]"},
-        {"which_nid", jt_ptl_which_nid, 0, "choose a NID"
-         "usage: which_nid NID [NID...]"},
+       {"--net", jt_opt_net, 0, "run <command> after selecting network <net>\n"
+        "usage: --net <tcp/o2ib/...> <command>"},
+       {"network", jt_ptl_network, 0, "configure LNET"
+        "usage: network up|down"},
+       {"net", jt_ptl_network, 0, "configure LNET"
+        "usage: net up|down"},
+       {"list_nids", jt_ptl_list_nids, 0, "list local NIDs"
+        "usage: list_nids [all]"},
+       {"which_nid", jt_ptl_which_nid, 0, "choose a NID"
+        "usage: which_nid NID [NID...]"},
        {"replace_nids", jt_replace_nids, 0,
         "replace primary NIDs for a device\n"
         "usage: replace_nids <device> <nid1>[,nid2,nid3]"},
-        {"interface_list", jt_ptl_print_interfaces,0,"print interface entries\n"
-         "usage: interface_list"},
-        {"peer_list", jt_ptl_print_peers, 0, "print peer entries\n"
-         "usage: peer_list"},
-        {"conn_list", jt_ptl_print_connections, 0,
-         "print all the connected remote nid\n"
-         "usage: conn_list"},
-        {"route_list", jt_ptl_print_routes, 0,
-         "print the portals routing table, same as show_route\n"
-         "usage: route_list"},
-        {"show_route", jt_ptl_print_routes, 0,
-         "print the portals routing table, same as route_list\n"
-         "usage: show_route"},
-        {"ping", jt_ptl_ping, 0, "Check LNET connectivity\n"
-         "usage: ping nid [timeout] [pid]"},
+       {"interface_list", jt_ptl_print_interfaces, 0,
+        "print network interface entries\n"
+        "usage: interface_list"},
+       {"peer_list", jt_ptl_print_peers, 0, "print peer LNet NIDs\n"
+        "usage: peer_list"},
+       {"conn_list", jt_ptl_print_connections, 0,
+        "print all the remote LNet connections\n"
+        "usage: conn_list"},
+       {"route_list", jt_ptl_print_routes, 0,
+        "print the LNet routing table, same as show_route\n"
+        "usage: route_list"},
+       {"show_route", jt_ptl_print_routes, 0,
+        "print the LNet routing table, same as route_list\n"
+        "usage: show_route"},
+       {"ping", jt_ptl_ping, 0, "Check LNET connectivity\n"
+        "usage: ping nid [timeout] [pid]"},
        {"net_drop_add", jt_ptl_drop_add, 0, "Add LNet drop rule\n"
         "usage: net_drop_add <-s | --source NID>\n"
         "                    <-d | --dest NID>\n"
@@ -167,18 +168,19 @@ command_t cmdlist[] = {
          "usage: conf_param [-d] <target.keyword=val>\n"
          "  -d  Remove the permanent setting."},
 #endif
-        {"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
-         "usage: local_param <target.keyword=val>\n"},
-        {"get_param", jt_lcfg_getparam, 0, "get the Lustre or LNET parameter\n"
-         "usage: get_param [-n|-N|-F] <param_path1 param_path2 ...>\n"
-         "Get the value of Lustre or LNET parameter from the specified path.\n"
-         "The path can contain shell-style filename patterns.\n"
-         "  -n  Print only the value and not parameter name.\n"
-         "  -N  Print only matched parameter names and not the values.\n"
-         "      (Especially useful when using patterns.)\n"
-         "  -F  When -N specified, add '/', '@' or '=' for directories,\n"
-         "      symlinks and writeable files, respectively."},
-        {"set_param", jt_lcfg_setparam, 0, "set the Lustre or LNET parameter\n"
+       {"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
+        "usage: local_param <target.keyword=val>\n"},
+       {"get_param", jt_lcfg_getparam, 0, "get the Lustre or LNET parameter\n"
+        "usage: get_param [-F|n|-N|-R] <param_path1 param_path2 ...>\n"
+        "Get the value of Lustre or LNET parameter from the specified path.\n"
+        "The path can contain shell-style filename patterns.\n"
+        "  -F  When -N specified, add '/', '@' or '=' for directories,\n"
+        "      symlinks and writeable files, respectively.\n"
+        "  -n  Print only the value and not parameter name.\n"
+        "  -N  Print only matched parameter names and not the values.\n"
+        "      (Especially useful when using patterns.)\n"
+        "  -R  Get parameters recursively from the specified entry.\n"},
+       {"set_param", jt_lcfg_setparam, 0, "set the Lustre or LNET parameter\n"
         "usage: set_param [-n] [-P] [-d]"
         "<param_path1=value1 param_path2=value2 ...>\n"
         "Set the value of the Lustre or LNET parameter at the specified path.\n"
@@ -269,10 +271,10 @@ command_t cmdlist[] = {
         "usage: nodemap_del <nodemap_name>"},
        {"nodemap_add_range", jt_nodemap_add_range, 0,
         "add a range to a nodemap\n"
-        "usage: nodemap_add_range <NID range>"},
+        "usage: nodemap_add_range <nid_range>"},
        {"nodemap_del_range", jt_nodemap_del_range, 0,
         "add a range to a nodemap\n"
-        "usage: nodemap_del_range <NID range>"},
+        "usage: nodemap_del_range <nid_range>"},
        {"nodemap_modify", jt_nodemap_modify, 0,
         "modify a nodemap parameters"
         "usage: nodemap_modify nodemap_name param value"},
@@ -322,30 +324,29 @@ command_t cmdlist[] = {
          "disable writes to the underlying device\n"},
         {"notransno", jt_obd_no_transno, 0,
          "disable sending of committed-transno updates\n"},
-        {"add_uuid", jt_lcfg_add_uuid, 0, "associate a UUID with a nid\n"
-         "usage: add_uuid <uuid> <nid>"},
-        {"del_uuid", jt_lcfg_del_uuid, 0, "delete a UUID association\n"
-         "usage: del_uuid <uuid>"},
-        {"add_peer", jt_ptl_add_peer, 0, "add an peer entry\n"
-         "usage: add_peer <nid> <host> <port>"},
-        {"del_peer", jt_ptl_del_peer, 0, "remove an peer entry\n"
-         "usage: del_peer [<nid>] [<ipaddr|pid>]"},
-        {"add_conn ", jt_lcfg_add_conn, 0,
-         "usage: add_conn <conn_uuid> [priority]\n"},
-        {"del_conn ", jt_lcfg_del_conn, 0,
-         "usage: del_conn <conn_uuid> \n"},
-        {"disconnect", jt_ptl_disconnect, 0, "disconnect from a remote nid\n"
-         "usage: disconnect [<nid>]"},
-        {"push", jt_ptl_push_connection, 0, "flush connection to a remote nid\n"
-         "usage: push [<nid>]"},
-        {"mynid", jt_ptl_mynid, 0, "inform the socknal of the local nid. "
-         "The nid defaults to hostname for tcp networks and is automatically "
-         "setup for elan/myrinet networks.\n"
-         "usage: mynid [<nid>]"},
-        {"fail", jt_ptl_fail_nid, 0, "fail/restore communications.\n"
-         "Omitting the count means indefinitely, 0 means restore, "
-         "otherwise fail 'count' messages.\n"
-         "usage: fail nid|_all_ [count]"},
+       {"add_uuid", jt_lcfg_add_uuid, 0, "associate a UUID with a NID\n"
+        "usage: add_uuid <uuid> <nid>"},
+       {"del_uuid", jt_lcfg_del_uuid, 0, "delete a UUID association\n"
+        "usage: del_uuid <uuid>"},
+       {"add_peer", jt_ptl_add_peer, 0, "add an peer entry\n"
+        "usage: add_peer <nid> <host> <port>"},
+       {"del_peer", jt_ptl_del_peer, 0, "remove an peer entry\n"
+        "usage: del_peer [<nid>] [<ipaddr|pid>]"},
+       {"add_conn ", jt_lcfg_add_conn, 0,
+        "usage: add_conn <conn_uuid> [priority]\n"},
+       {"del_conn ", jt_lcfg_del_conn, 0,
+        "usage: del_conn <conn_uuid>"},
+       {"disconnect", jt_ptl_disconnect, 0, "disconnect from a remote NID\n"
+        "usage: disconnect [<nid>]"},
+       {"push", jt_ptl_push_connection, 0, "flush connection to a remote NID\n"
+        "usage: push [<nid>]"},
+       {"mynid", jt_ptl_mynid, 0, "inform the LND of the local NID. "
+        "The NID defaults to hostname for TCP networks.\n"
+        "usage: mynid [<nid>]"},
+       {"fail", jt_ptl_fail_nid, 0, "fail/restore network communications\n"
+        "Omitting the count means indefinitely, 0 means restore, "
+        "otherwise fail 'count' messages.\n"
+        "usage: fail nid|_all_ [count]"},
 
         /*Test commands for echo client*/
         {"test_create", jt_obd_test_create, 0,
@@ -397,9 +398,6 @@ command_t cmdlist[] = {
         {"test_brw", jt_obd_test_brw, 0,
          "do <num> bulk read/writes (<npages> per I/O, on OST object <objid>)\n"
          "usage: test_brw [t]<num> [write [verbose [npages [[t]objid]]]]"},
-        {"memhog", jt_ptl_memhog, 0,
-         "memory pressure testing\n"
-         "usage: memhog <page count> [<gfp flags>]"},
         {"getobjversion", jt_get_obj_version, 0,
          "get the version of an object on servers\n"
         "usage: getobjversion <fid>\n"
@@ -467,13 +465,13 @@ command_t cmdlist[] = {
        {"del_interface", jt_ptl_del_interface, 0, "del interface entry\n"
         "usage: del_interface [ip]"},
        {"add_route", jt_ptl_add_route, 0,
-        "add an entry to the portals routing table\n"
+        "add an entry to the LNet routing table\n"
         "usage: add_route <gateway> [<hops> [<priority>]]"},
        {"del_route", jt_ptl_del_route, 0,
-        "delete route via gateway to targets from the portals routing table\n"
+        "delete route via gateway to targets from the LNet routing table\n"
         "usage: del_route <gateway> [<target>] [<target>]"},
        {"set_route", jt_ptl_notify_router, 0,
-        "enable/disable routes via gateway in the portals routing table\n"
+        "enable/disable routes via gateway in the LNet routing table\n"
         "usage: set_route <gateway> <up/down> [<time>]"},
 
        { 0, 0, 0, NULL }
@@ -485,7 +483,8 @@ int lctl_main(int argc, char **argv)
 
         setlinebuf(stdout);
 
-        ptl_initialize(argc, argv);
+       if (ptl_initialize(argc, argv) < 0)
+               exit(1);
         if (obd_initialize(argc, argv) < 0)
                 exit(2);
         if (dbg_initialize(argc, argv) < 0)