git.oblomov.eu Git - linux-2.6/blob - kernel/sysctl_check.c

   1 #include <linux/stat.h>
   2 #include <linux/sysctl.h>
   3 #include "../fs/xfs/linux-2.6/xfs_sysctl.h"
   4 #include <linux/sunrpc/debug.h>
   5 #include <linux/string.h>
   6 #include <net/ip_vs.h>
   7
   8 struct trans_ctl_table {
   9         int                     ctl_name;
  10         const char              *procname;
  11         const struct trans_ctl_table *child;
  12 };
  13
  14 static const struct trans_ctl_table trans_random_table[] = {
  15         { RANDOM_POOLSIZE,      "poolsize" },
  16         { RANDOM_ENTROPY_COUNT, "entropy_avail" },
  17         { RANDOM_READ_THRESH,   "read_wakeup_threshold" },
  18         { RANDOM_WRITE_THRESH,  "write_wakeup_threshold" },
  19         { RANDOM_BOOT_ID,       "boot_id" },
  20         { RANDOM_UUID,          "uuid" },
  21         {}
  22 };
  23
  24 static const struct trans_ctl_table trans_pty_table[] = {
  25         { PTY_MAX,              "max" },
  26         { PTY_NR,               "nr" },
  27         {}
  28 };
  29
  30 static const struct trans_ctl_table trans_kern_table[] = {
  31         { KERN_OSTYPE,                  "ostype" },
  32         { KERN_OSRELEASE,               "osrelease" },
  33         /* KERN_OSREV not used */
  34         { KERN_VERSION,                 "version" },
  35         /* KERN_SECUREMASK not used */
  36         /* KERN_PROF not used */
  37         { KERN_NODENAME,                "hostname" },
  38         { KERN_DOMAINNAME,              "domainname" },
  39
  40         { KERN_PANIC,                   "panic" },
  41         { KERN_REALROOTDEV,             "real-root-dev" },
  42
  43         { KERN_SPARC_REBOOT,            "reboot-cmd" },
  44         { KERN_CTLALTDEL,               "ctrl-alt-del" },
  45         { KERN_PRINTK,                  "printk" },
  46
  47         /* KERN_NAMETRANS not used */
  48         /* KERN_PPC_HTABRECLAIM not used */
  49         /* KERN_PPC_ZEROPAGED not used */
  50         { KERN_PPC_POWERSAVE_NAP,       "powersave-nap" },
  51
  52         { KERN_MODPROBE,                "modprobe" },
  53         { KERN_SG_BIG_BUFF,             "sg-big-buff" },
  54         { KERN_ACCT,                    "acct" },
  55         { KERN_PPC_L2CR,                "l2cr" },
  56
  57         /* KERN_RTSIGNR not used */
  58         /* KERN_RTSIGMAX not used */
  59
  60         { KERN_SHMMAX,                  "shmmax" },
  61         { KERN_MSGMAX,                  "msgmax" },
  62         { KERN_MSGMNB,                  "msgmnb" },
  63         /* KERN_MSGPOOL not used*/
  64         { KERN_SYSRQ,                   "sysrq" },
  65         { KERN_MAX_THREADS,             "threads-max" },
  66         { KERN_RANDOM,                  "random",       trans_random_table },
  67         { KERN_SHMALL,                  "shmall" },
  68         { KERN_MSGMNI,                  "msgmni" },
  69         { KERN_SEM,                     "sem" },
  70         { KERN_SPARC_STOP_A,            "stop-a" },
  71         { KERN_SHMMNI,                  "shmmni" },
  72
  73         { KERN_OVERFLOWUID,             "overflowuid" },
  74         { KERN_OVERFLOWGID,             "overflowgid" },
  75
  76         { KERN_HOTPLUG,                 "hotplug", },
  77         { KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" },
  78
  79         { KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" },
  80         { KERN_CORE_USES_PID,           "core_uses_pid" },
  81         { KERN_TAINTED,                 "tainted" },
  82         { KERN_CADPID,                  "cad_pid" },
  83         { KERN_PIDMAX,                  "pid_max" },
  84         { KERN_CORE_PATTERN,            "core_pattern" },
  85         { KERN_PANIC_ON_OOPS,           "panic_on_oops" },
  86         { KERN_HPPA_PWRSW,              "soft-power" },
  87         { KERN_HPPA_UNALIGNED,          "unaligned-trap" },
  88
  89         { KERN_PRINTK_RATELIMIT,        "printk_ratelimit" },
  90         { KERN_PRINTK_RATELIMIT_BURST,  "printk_ratelimit_burst" },
  91
  92         { KERN_PTY,                     "pty",          trans_pty_table },
  93         { KERN_NGROUPS_MAX,             "ngroups_max" },
  94         { KERN_SPARC_SCONS_PWROFF,      "scons-poweroff" },
  95         { KERN_HZ_TIMER,                "hz_timer" },
  96         { KERN_UNKNOWN_NMI_PANIC,       "unknown_nmi_panic" },
  97         { KERN_BOOTLOADER_TYPE,         "bootloader_type" },
  98         { KERN_RANDOMIZE,               "randomize_va_space" },
  99
 100         { KERN_SPIN_RETRY,              "spin_retry" },
 101         { KERN_ACPI_VIDEO_FLAGS,        "acpi_video_flags" },
 102         { KERN_IA64_UNALIGNED,          "ignore-unaligned-usertrap" },
 103         { KERN_COMPAT_LOG,              "compat-log" },
 104         { KERN_MAX_LOCK_DEPTH,          "max_lock_depth" },
 105         { KERN_NMI_WATCHDOG,            "nmi_watchdog" },
 106         { KERN_PANIC_ON_NMI,            "panic_on_unrecovered_nmi" },
 107         {}
 108 };
 109
 110 static const struct trans_ctl_table trans_vm_table[] = {
 111         { VM_OVERCOMMIT_MEMORY,         "overcommit_memory" },
 112         { VM_PAGE_CLUSTER,              "page-cluster" },
 113         { VM_DIRTY_BACKGROUND,          "dirty_background_ratio" },
 114         { VM_DIRTY_RATIO,               "dirty_ratio" },
 115         { VM_DIRTY_WB_CS,               "dirty_writeback_centisecs" },
 116         { VM_DIRTY_EXPIRE_CS,           "dirty_expire_centisecs" },
 117         { VM_NR_PDFLUSH_THREADS,        "nr_pdflush_threads" },
 118         { VM_OVERCOMMIT_RATIO,          "overcommit_ratio" },
 119         /* VM_PAGEBUF unused */
 120         { VM_HUGETLB_PAGES,             "nr_hugepages" },
 121         { VM_SWAPPINESS,                "swappiness" },
 122         { VM_LOWMEM_RESERVE_RATIO,      "lowmem_reserve_ratio" },
 123         { VM_MIN_FREE_KBYTES,           "min_free_kbytes" },
 124         { VM_MAX_MAP_COUNT,             "max_map_count" },
 125         { VM_LAPTOP_MODE,               "laptop_mode" },
 126         { VM_BLOCK_DUMP,                "block_dump" },
 127         { VM_HUGETLB_GROUP,             "hugetlb_shm_group" },
 128         { VM_VFS_CACHE_PRESSURE,        "vfs_cache_pressure" },
 129         { VM_LEGACY_VA_LAYOUT,          "legacy_va_layout" },
 130         /* VM_SWAP_TOKEN_TIMEOUT unused */
 131         { VM_DROP_PAGECACHE,            "drop_caches" },
 132         { VM_PERCPU_PAGELIST_FRACTION,  "percpu_pagelist_fraction" },
 133         { VM_ZONE_RECLAIM_MODE,         "zone_reclaim_mode" },
 134         { VM_MIN_UNMAPPED,              "min_unmapped_ratio" },
 135         { VM_PANIC_ON_OOM,              "panic_on_oom" },
 136         { VM_VDSO_ENABLED,              "vdso_enabled" },
 137         { VM_MIN_SLAB,                  "min_slab_ratio" },
 138
 139         {}
 140 };
 141
 142 static const struct trans_ctl_table trans_net_core_table[] = {
 143         { NET_CORE_WMEM_MAX,            "wmem_max" },
 144         { NET_CORE_RMEM_MAX,            "rmem_max" },
 145         { NET_CORE_WMEM_DEFAULT,        "wmem_default" },
 146         { NET_CORE_RMEM_DEFAULT,        "rmem_default" },
 147         /* NET_CORE_DESTROY_DELAY unused */
 148         { NET_CORE_MAX_BACKLOG,         "netdev_max_backlog" },
 149         /* NET_CORE_FASTROUTE unused */
 150         { NET_CORE_MSG_COST,            "message_cost" },
 151         { NET_CORE_MSG_BURST,           "message_burst" },
 152         { NET_CORE_OPTMEM_MAX,          "optmem_max" },
 153         /* NET_CORE_HOT_LIST_LENGTH unused */
 154         /* NET_CORE_DIVERT_VERSION unused */
 155         /* NET_CORE_NO_CONG_THRESH unused */
 156         /* NET_CORE_NO_CONG unused */
 157         /* NET_CORE_LO_CONG unused */
 158         /* NET_CORE_MOD_CONG unused */
 159         { NET_CORE_DEV_WEIGHT,          "dev_weight" },
 160         { NET_CORE_SOMAXCONN,           "somaxconn" },
 161         { NET_CORE_BUDGET,              "netdev_budget" },
 162         { NET_CORE_AEVENT_ETIME,        "xfrm_aevent_etime" },
 163         { NET_CORE_AEVENT_RSEQTH,       "xfrm_aevent_rseqth" },
 164         { NET_CORE_WARNINGS,            "warnings" },
 165         {},
 166 };
 167
 168 static const struct trans_ctl_table trans_net_unix_table[] = {
 169         /* NET_UNIX_DESTROY_DELAY unused */
 170         /* NET_UNIX_DELETE_DELAY unused */
 171         { NET_UNIX_MAX_DGRAM_QLEN,      "max_dgram_qlen" },
 172         {}
 173 };
 174
 175 static const struct trans_ctl_table trans_net_ipv4_route_table[] = {
 176         { NET_IPV4_ROUTE_FLUSH,                 "flush" },
 177         { NET_IPV4_ROUTE_MIN_DELAY,             "min_delay" },
 178         { NET_IPV4_ROUTE_MAX_DELAY,             "max_delay" },
 179         { NET_IPV4_ROUTE_GC_THRESH,             "gc_thresh" },
 180         { NET_IPV4_ROUTE_MAX_SIZE,              "max_size" },
 181         { NET_IPV4_ROUTE_GC_MIN_INTERVAL,       "gc_min_interval" },
 182         { NET_IPV4_ROUTE_GC_TIMEOUT,            "gc_timeout" },
 183         { NET_IPV4_ROUTE_GC_INTERVAL,           "gc_interval" },
 184         { NET_IPV4_ROUTE_REDIRECT_LOAD,         "redirect_load" },
 185         { NET_IPV4_ROUTE_REDIRECT_NUMBER,       "redirect_number" },
 186         { NET_IPV4_ROUTE_REDIRECT_SILENCE,      "redirect_silence" },
 187         { NET_IPV4_ROUTE_ERROR_COST,            "error_cost" },
 188         { NET_IPV4_ROUTE_ERROR_BURST,           "error_burst" },
 189         { NET_IPV4_ROUTE_GC_ELASTICITY,         "gc_elasticity" },
 190         { NET_IPV4_ROUTE_MTU_EXPIRES,           "mtu_expires" },
 191         { NET_IPV4_ROUTE_MIN_PMTU,              "min_pmtu" },
 192         { NET_IPV4_ROUTE_MIN_ADVMSS,            "min_adv_mss" },
 193         { NET_IPV4_ROUTE_SECRET_INTERVAL,       "secret_interval" },
 194         { NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS,    "gc_min_interval_ms" },
 195         {}
 196 };
 197
 198 static const struct trans_ctl_table trans_net_ipv4_conf_vars_table[] = {
 199         { NET_IPV4_CONF_FORWARDING,             "forwarding" },
 200         { NET_IPV4_CONF_MC_FORWARDING,          "mc_forwarding" },
 201
 202         { NET_IPV4_CONF_PROXY_ARP,              "proxy_arp" },
 203         { NET_IPV4_CONF_ACCEPT_REDIRECTS,       "accept_redirects" },
 204         { NET_IPV4_CONF_SECURE_REDIRECTS,       "secure_redirects" },
 205         { NET_IPV4_CONF_SEND_REDIRECTS,         "send_redirects" },
 206         { NET_IPV4_CONF_SHARED_MEDIA,           "shared_media" },
 207         { NET_IPV4_CONF_RP_FILTER,              "rp_filter" },
 208         { NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE,    "accept_source_route" },
 209         { NET_IPV4_CONF_BOOTP_RELAY,            "bootp_relay" },
 210         { NET_IPV4_CONF_LOG_MARTIANS,           "log_martians" },
 211         { NET_IPV4_CONF_TAG,                    "tag" },
 212         { NET_IPV4_CONF_ARPFILTER,              "arp_filter" },
 213         { NET_IPV4_CONF_MEDIUM_ID,              "medium_id" },
 214         { NET_IPV4_CONF_NOXFRM,                 "disable_xfrm" },
 215         { NET_IPV4_CONF_NOPOLICY,               "disable_policy" },
 216         { NET_IPV4_CONF_FORCE_IGMP_VERSION,     "force_igmp_version" },
 217
 218         { NET_IPV4_CONF_ARP_ANNOUNCE,           "arp_announce" },
 219         { NET_IPV4_CONF_ARP_IGNORE,             "arp_ignore" },
 220         { NET_IPV4_CONF_PROMOTE_SECONDARIES,    "promote_secondaries" },
 221         { NET_IPV4_CONF_ARP_ACCEPT,             "arp_accept" },
 222         { NET_IPV4_CONF_ARP_NOTIFY,             "arp_notify" },
 223         {}
 224 };
 225
 226 static const struct trans_ctl_table trans_net_ipv4_conf_table[] = {
 227         { NET_PROTO_CONF_ALL,           "all",          trans_net_ipv4_conf_vars_table },
 228         { NET_PROTO_CONF_DEFAULT,       "default",      trans_net_ipv4_conf_vars_table },
 229         { 0, NULL, trans_net_ipv4_conf_vars_table },
 230         {}
 231 };
 232
 233 static const struct trans_ctl_table trans_net_neigh_vars_table[] = {
 234         { NET_NEIGH_MCAST_SOLICIT,      "mcast_solicit" },
 235         { NET_NEIGH_UCAST_SOLICIT,      "ucast_solicit" },
 236         { NET_NEIGH_APP_SOLICIT,        "app_solicit" },
 237         { NET_NEIGH_RETRANS_TIME,       "retrans_time" },
 238         { NET_NEIGH_REACHABLE_TIME,     "base_reachable_time" },
 239         { NET_NEIGH_DELAY_PROBE_TIME,   "delay_first_probe_time" },
 240         { NET_NEIGH_GC_STALE_TIME,      "gc_stale_time" },
 241         { NET_NEIGH_UNRES_QLEN,         "unres_qlen" },
 242         { NET_NEIGH_PROXY_QLEN,         "proxy_qlen" },
 243         { NET_NEIGH_ANYCAST_DELAY,      "anycast_delay" },
 244         { NET_NEIGH_PROXY_DELAY,        "proxy_delay" },
 245         { NET_NEIGH_LOCKTIME,           "locktime" },
 246         { NET_NEIGH_GC_INTERVAL,        "gc_interval" },
 247         { NET_NEIGH_GC_THRESH1,         "gc_thresh1" },
 248         { NET_NEIGH_GC_THRESH2,         "gc_thresh2" },
 249         { NET_NEIGH_GC_THRESH3,         "gc_thresh3" },
 250         { NET_NEIGH_RETRANS_TIME_MS,    "retrans_time_ms" },
 251         { NET_NEIGH_REACHABLE_TIME_MS,  "base_reachable_time_ms" },
 252         {}
 253 };
 254
 255 static const struct trans_ctl_table trans_net_neigh_table[] = {
 256         { NET_PROTO_CONF_DEFAULT, "default", trans_net_neigh_vars_table },
 257         { 0, NULL, trans_net_neigh_vars_table },
 258         {}
 259 };
 260
 261 static const struct trans_ctl_table trans_net_ipv4_netfilter_table[] = {
 262         { NET_IPV4_NF_CONNTRACK_MAX,                            "ip_conntrack_max" },
 263
 264         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT,           "ip_conntrack_tcp_timeout_syn_sent" },
 265         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV,           "ip_conntrack_tcp_timeout_syn_recv" },
 266         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED,        "ip_conntrack_tcp_timeout_established" },
 267         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT,           "ip_conntrack_tcp_timeout_fin_wait" },
 268         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT,         "ip_conntrack_tcp_timeout_close_wait" },
 269         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK,           "ip_conntrack_tcp_timeout_last_ack" },
 270         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT,          "ip_conntrack_tcp_timeout_time_wait" },
 271         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE,              "ip_conntrack_tcp_timeout_close" },
 272
 273         { NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT,                    "ip_conntrack_udp_timeout" },
 274         { NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM,             "ip_conntrack_udp_timeout_stream" },
 275         { NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT,                   "ip_conntrack_icmp_timeout" },
 276         { NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT,                "ip_conntrack_generic_timeout" },
 277
 278         { NET_IPV4_NF_CONNTRACK_BUCKETS,                        "ip_conntrack_buckets" },
 279         { NET_IPV4_NF_CONNTRACK_LOG_INVALID,                    "ip_conntrack_log_invalid" },
 280         { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS,        "ip_conntrack_tcp_timeout_max_retrans" },
 281         { NET_IPV4_NF_CONNTRACK_TCP_LOOSE,                      "ip_conntrack_tcp_loose" },
 282         { NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL,                 "ip_conntrack_tcp_be_liberal" },
 283         { NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS,                "ip_conntrack_tcp_max_retrans" },
 284
 285         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED,            "ip_conntrack_sctp_timeout_closed" },
 286         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT,       "ip_conntrack_sctp_timeout_cookie_wait" },
 287         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED,     "ip_conntrack_sctp_timeout_cookie_echoed" },
 288         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED,       "ip_conntrack_sctp_timeout_established" },
 289         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT,     "ip_conntrack_sctp_timeout_shutdown_sent" },
 290         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD,     "ip_conntrack_sctp_timeout_shutdown_recd" },
 291         { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT, "ip_conntrack_sctp_timeout_shutdown_ack_sent" },
 292
 293         { NET_IPV4_NF_CONNTRACK_COUNT,          "ip_conntrack_count" },
 294         { NET_IPV4_NF_CONNTRACK_CHECKSUM,       "ip_conntrack_checksum" },
 295         {}
 296 };
 297
 298 static const struct trans_ctl_table trans_net_ipv4_table[] = {
 299         { NET_IPV4_FORWARD,                     "ip_forward" },
 300         { NET_IPV4_DYNADDR,                     "ip_dynaddr" },
 301
 302         { NET_IPV4_CONF,                "conf",         trans_net_ipv4_conf_table },
 303         { NET_IPV4_NEIGH,               "neigh",        trans_net_neigh_table },
 304         { NET_IPV4_ROUTE,               "route",        trans_net_ipv4_route_table },
 305         /* NET_IPV4_FIB_HASH unused */
 306         { NET_IPV4_NETFILTER,           "netfilter",    trans_net_ipv4_netfilter_table },
 307
 308         { NET_IPV4_TCP_TIMESTAMPS,              "tcp_timestamps" },
 309         { NET_IPV4_TCP_WINDOW_SCALING,          "tcp_window_scaling" },
 310         { NET_IPV4_TCP_SACK,                    "tcp_sack" },
 311         { NET_IPV4_TCP_RETRANS_COLLAPSE,        "tcp_retrans_collapse" },
 312         { NET_IPV4_DEFAULT_TTL,                 "ip_default_ttl" },
 313         /* NET_IPV4_AUTOCONFIG unused */
 314         { NET_IPV4_NO_PMTU_DISC,                "ip_no_pmtu_disc" },
 315         { NET_IPV4_TCP_SYN_RETRIES,             "tcp_syn_retries" },
 316         { NET_IPV4_IPFRAG_HIGH_THRESH,          "ipfrag_high_thresh" },
 317         { NET_IPV4_IPFRAG_LOW_THRESH,           "ipfrag_low_thresh" },
 318         { NET_IPV4_IPFRAG_TIME,                 "ipfrag_time" },
 319         /* NET_IPV4_TCP_MAX_KA_PROBES unused */
 320         { NET_IPV4_TCP_KEEPALIVE_TIME,          "tcp_keepalive_time" },
 321         { NET_IPV4_TCP_KEEPALIVE_PROBES,        "tcp_keepalive_probes" },
 322         { NET_IPV4_TCP_RETRIES1,                "tcp_retries1" },
 323         { NET_IPV4_TCP_RETRIES2,                "tcp_retries2" },
 324         { NET_IPV4_TCP_FIN_TIMEOUT,             "tcp_fin_timeout" },
 325         /* NET_IPV4_IP_MASQ_DEBUG unused */
 326         { NET_TCP_SYNCOOKIES,                   "tcp_syncookies" },
 327         { NET_TCP_STDURG,                       "tcp_stdurg" },
 328         { NET_TCP_RFC1337,                      "tcp_rfc1337" },
 329         /* NET_TCP_SYN_TAILDROP unused */
 330         { NET_TCP_MAX_SYN_BACKLOG,              "tcp_max_syn_backlog" },
 331         { NET_IPV4_LOCAL_PORT_RANGE,            "ip_local_port_range" },
 332         { NET_IPV4_ICMP_ECHO_IGNORE_ALL,        "icmp_echo_ignore_all" },
 333         { NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" },
 334         /* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */
 335         /* NET_IPV4_ICMP_DESTUNREACH_RATE unused */
 336         /* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */
 337         /* NET_IPV4_ICMP_PARAMPROB_RATE unused */
 338         /* NET_IPV4_ICMP_ECHOREPLY_RATE unused */
 339         { NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES,   "icmp_ignore_bogus_error_responses" },
 340         { NET_IPV4_IGMP_MAX_MEMBERSHIPS,        "igmp_max_memberships" },
 341         { NET_TCP_TW_RECYCLE,                   "tcp_tw_recycle" },
 342         /* NET_IPV4_ALWAYS_DEFRAG unused */
 343         { NET_IPV4_TCP_KEEPALIVE_INTVL,         "tcp_keepalive_intvl" },
 344         { NET_IPV4_INET_PEER_THRESHOLD,         "inet_peer_threshold" },
 345         { NET_IPV4_INET_PEER_MINTTL,            "inet_peer_minttl" },
 346         { NET_IPV4_INET_PEER_MAXTTL,            "inet_peer_maxttl" },
 347         { NET_IPV4_INET_PEER_GC_MINTIME,        "inet_peer_gc_mintime" },
 348         { NET_IPV4_INET_PEER_GC_MAXTIME,        "inet_peer_gc_maxtime" },
 349         { NET_TCP_ORPHAN_RETRIES,               "tcp_orphan_retries" },
 350         { NET_TCP_ABORT_ON_OVERFLOW,            "tcp_abort_on_overflow" },
 351         { NET_TCP_SYNACK_RETRIES,               "tcp_synack_retries" },
 352         { NET_TCP_MAX_ORPHANS,                  "tcp_max_orphans" },
 353         { NET_TCP_MAX_TW_BUCKETS,               "tcp_max_tw_buckets" },
 354         { NET_TCP_FACK,                         "tcp_fack" },
 355         { NET_TCP_REORDERING,                   "tcp_reordering" },
 356         { NET_TCP_ECN,                          "tcp_ecn" },
 357         { NET_TCP_DSACK,                        "tcp_dsack" },
 358         { NET_TCP_MEM,                          "tcp_mem" },
 359         { NET_TCP_WMEM,                         "tcp_wmem" },
 360         { NET_TCP_RMEM,                         "tcp_rmem" },
 361         { NET_TCP_APP_WIN,                      "tcp_app_win" },
 362         { NET_TCP_ADV_WIN_SCALE,                "tcp_adv_win_scale" },
 363         { NET_IPV4_NONLOCAL_BIND,               "ip_nonlocal_bind" },
 364         { NET_IPV4_ICMP_RATELIMIT,              "icmp_ratelimit" },
 365         { NET_IPV4_ICMP_RATEMASK,               "icmp_ratemask" },
 366         { NET_TCP_TW_REUSE,                     "tcp_tw_reuse" },
 367         { NET_TCP_FRTO,                         "tcp_frto" },
 368         { NET_TCP_LOW_LATENCY,                  "tcp_low_latency" },
 369         { NET_IPV4_IPFRAG_SECRET_INTERVAL,      "ipfrag_secret_interval" },
 370         { NET_IPV4_IGMP_MAX_MSF,                "igmp_max_msf" },
 371         { NET_TCP_NO_METRICS_SAVE,              "tcp_no_metrics_save" },
 372         /* NET_TCP_DEFAULT_WIN_SCALE unused */
 373         { NET_TCP_MODERATE_RCVBUF,              "tcp_moderate_rcvbuf" },
 374         { NET_TCP_TSO_WIN_DIVISOR,              "tcp_tso_win_divisor" },
 375         /* NET_TCP_BIC_BETA unused */
 376         { NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR,      "icmp_errors_use_inbound_ifaddr" },
 377         { NET_TCP_CONG_CONTROL,                 "tcp_congestion_control" },
 378         { NET_TCP_ABC,                          "tcp_abc" },
 379         { NET_IPV4_IPFRAG_MAX_DIST,             "ipfrag_max_dist" },
 380         { NET_TCP_MTU_PROBING,                  "tcp_mtu_probing" },
 381         { NET_TCP_BASE_MSS,                     "tcp_base_mss" },
 382         { NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS,       "tcp_workaround_signed_windows" },
 383         { NET_TCP_DMA_COPYBREAK,                "tcp_dma_copybreak" },
 384         { NET_TCP_SLOW_START_AFTER_IDLE,        "tcp_slow_start_after_idle" },
 385         { NET_CIPSOV4_CACHE_ENABLE,             "cipso_cache_enable" },
 386         { NET_CIPSOV4_CACHE_BUCKET_SIZE,        "cipso_cache_bucket_size" },
 387         { NET_CIPSOV4_RBM_OPTFMT,               "cipso_rbm_optfmt" },
 388         { NET_CIPSOV4_RBM_STRICTVALID,          "cipso_rbm_strictvalid" },
 389         { NET_TCP_AVAIL_CONG_CONTROL,           "tcp_available_congestion_control" },
 390         { NET_TCP_ALLOWED_CONG_CONTROL,         "tcp_allowed_congestion_control" },
 391         { NET_TCP_MAX_SSTHRESH,                 "tcp_max_ssthresh" },
 392         { NET_TCP_FRTO_RESPONSE,                "tcp_frto_response" },
 393         { 2088 /* NET_IPQ_QMAX */,              "ip_queue_maxlen" },
 394         {}
 395 };
 396
 397 static const struct trans_ctl_table trans_net_ipx_table[] = {
 398         { NET_IPX_PPROP_BROADCASTING,   "ipx_pprop_broadcasting" },
 399         /* NET_IPX_FORWARDING unused */
 400         {}
 401 };
 402
 403 static const struct trans_ctl_table trans_net_atalk_table[] = {
 404         { NET_ATALK_AARP_EXPIRY_TIME,           "aarp-expiry-time" },
 405         { NET_ATALK_AARP_TICK_TIME,             "aarp-tick-time" },
 406         { NET_ATALK_AARP_RETRANSMIT_LIMIT,      "aarp-retransmit-limit" },
 407         { NET_ATALK_AARP_RESOLVE_TIME,          "aarp-resolve-time" },
 408         {},
 409 };
 410
 411 static const struct trans_ctl_table trans_net_netrom_table[] = {
 412         { NET_NETROM_DEFAULT_PATH_QUALITY,              "default_path_quality" },
 413         { NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER,    "obsolescence_count_initialiser" },
 414         { NET_NETROM_NETWORK_TTL_INITIALISER,           "network_ttl_initialiser" },
 415         { NET_NETROM_TRANSPORT_TIMEOUT,                 "transport_timeout" },
 416         { NET_NETROM_TRANSPORT_MAXIMUM_TRIES,           "transport_maximum_tries" },
 417         { NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY,       "transport_acknowledge_delay" },
 418         { NET_NETROM_TRANSPORT_BUSY_DELAY,              "transport_busy_delay" },
 419         { NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE,   "transport_requested_window_size" },
 420         { NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT,     "transport_no_activity_timeout" },
 421         { NET_NETROM_ROUTING_CONTROL,                   "routing_control" },
 422         { NET_NETROM_LINK_FAILS_COUNT,                  "link_fails_count" },
 423         { NET_NETROM_RESET,                             "reset" },
 424         {}
 425 };
 426
 427 static const struct trans_ctl_table trans_net_ax25_param_table[] = {
 428         { NET_AX25_IP_DEFAULT_MODE,     "ip_default_mode" },
 429         { NET_AX25_DEFAULT_MODE,        "ax25_default_mode" },
 430         { NET_AX25_BACKOFF_TYPE,        "backoff_type" },
 431         { NET_AX25_CONNECT_MODE,        "connect_mode" },
 432         { NET_AX25_STANDARD_WINDOW,     "standard_window_size" },
 433         { NET_AX25_EXTENDED_WINDOW,     "extended_window_size" },
 434         { NET_AX25_T1_TIMEOUT,          "t1_timeout" },
 435         { NET_AX25_T2_TIMEOUT,          "t2_timeout" },
 436         { NET_AX25_T3_TIMEOUT,          "t3_timeout" },
 437         { NET_AX25_IDLE_TIMEOUT,        "idle_timeout" },
 438         { NET_AX25_N2,                  "maximum_retry_count" },
 439         { NET_AX25_PACLEN,              "maximum_packet_length" },
 440         { NET_AX25_PROTOCOL,            "protocol" },
 441         { NET_AX25_DAMA_SLAVE_TIMEOUT,  "dama_slave_timeout" },
 442         {}
 443 };
 444
 445 static const struct trans_ctl_table trans_net_ax25_table[] = {
 446         { 0, NULL, trans_net_ax25_param_table },
 447         {}
 448 };
 449
 450 static const struct trans_ctl_table trans_net_bridge_table[] = {
 451         { NET_BRIDGE_NF_CALL_ARPTABLES,         "bridge-nf-call-arptables" },
 452         { NET_BRIDGE_NF_CALL_IPTABLES,          "bridge-nf-call-iptables" },
 453         { NET_BRIDGE_NF_CALL_IP6TABLES,         "bridge-nf-call-ip6tables" },
 454         { NET_BRIDGE_NF_FILTER_VLAN_TAGGED,     "bridge-nf-filter-vlan-tagged" },
 455         { NET_BRIDGE_NF_FILTER_PPPOE_TAGGED,    "bridge-nf-filter-pppoe-tagged" },
 456         {}
 457 };
 458
 459 static const struct trans_ctl_table trans_net_rose_table[] = {
 460         { NET_ROSE_RESTART_REQUEST_TIMEOUT,     "restart_request_timeout" },
 461         { NET_ROSE_CALL_REQUEST_TIMEOUT,        "call_request_timeout" },
 462         { NET_ROSE_RESET_REQUEST_TIMEOUT,       "reset_request_timeout" },
 463         { NET_ROSE_CLEAR_REQUEST_TIMEOUT,       "clear_request_timeout" },
 464         { NET_ROSE_ACK_HOLD_BACK_TIMEOUT,       "acknowledge_hold_back_timeout" },
 465         { NET_ROSE_ROUTING_CONTROL,             "routing_control" },
 466         { NET_ROSE_LINK_FAIL_TIMEOUT,           "link_fail_timeout" },
 467         { NET_ROSE_MAX_VCS,                     "maximum_virtual_circuits" },
 468         { NET_ROSE_WINDOW_SIZE,                 "window_size" },
 469         { NET_ROSE_NO_ACTIVITY_TIMEOUT,         "no_activity_timeout" },
 470         {}
 471 };
 472
 473 static const struct trans_ctl_table trans_net_ipv6_conf_var_table[] = {
 474         { NET_IPV6_FORWARDING,                  "forwarding" },
 475         { NET_IPV6_HOP_LIMIT,                   "hop_limit" },
 476         { NET_IPV6_MTU,                         "mtu" },
 477         { NET_IPV6_ACCEPT_RA,                   "accept_ra" },
 478         { NET_IPV6_ACCEPT_REDIRECTS,            "accept_redirects" },
 479         { NET_IPV6_AUTOCONF,                    "autoconf" },
 480         { NET_IPV6_DAD_TRANSMITS,               "dad_transmits" },
 481         { NET_IPV6_RTR_SOLICITS,                "router_solicitations" },
 482         { NET_IPV6_RTR_SOLICIT_INTERVAL,        "router_solicitation_interval" },
 483         { NET_IPV6_RTR_SOLICIT_DELAY,           "router_solicitation_delay" },
 484         { NET_IPV6_USE_TEMPADDR,                "use_tempaddr" },
 485         { NET_IPV6_TEMP_VALID_LFT,              "temp_valid_lft" },
 486         { NET_IPV6_TEMP_PREFERED_LFT,           "temp_prefered_lft" },
 487         { NET_IPV6_REGEN_MAX_RETRY,             "regen_max_retry" },
 488         { NET_IPV6_MAX_DESYNC_FACTOR,           "max_desync_factor" },
 489         { NET_IPV6_MAX_ADDRESSES,               "max_addresses" },
 490         { NET_IPV6_FORCE_MLD_VERSION,           "force_mld_version" },
 491         { NET_IPV6_ACCEPT_RA_DEFRTR,            "accept_ra_defrtr" },
 492         { NET_IPV6_ACCEPT_RA_PINFO,             "accept_ra_pinfo" },
 493         { NET_IPV6_ACCEPT_RA_RTR_PREF,          "accept_ra_rtr_pref" },
 494         { NET_IPV6_RTR_PROBE_INTERVAL,          "router_probe_interval" },
 495         { NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN,  "accept_ra_rt_info_max_plen" },
 496         { NET_IPV6_PROXY_NDP,                   "proxy_ndp" },
 497         { NET_IPV6_ACCEPT_SOURCE_ROUTE,         "accept_source_route" },
 498         {}
 499 };
 500
 501 static const struct trans_ctl_table trans_net_ipv6_conf_table[] = {
 502         { NET_PROTO_CONF_ALL,           "all",  trans_net_ipv6_conf_var_table },
 503         { NET_PROTO_CONF_DEFAULT,       "default", trans_net_ipv6_conf_var_table },
 504         { 0, NULL, trans_net_ipv6_conf_var_table },
 505         {}
 506 };
 507
 508 static const struct trans_ctl_table trans_net_ipv6_route_table[] = {
 509         { NET_IPV6_ROUTE_FLUSH,                 "flush" },
 510         { NET_IPV6_ROUTE_GC_THRESH,             "gc_thresh" },
 511         { NET_IPV6_ROUTE_MAX_SIZE,              "max_size" },
 512         { NET_IPV6_ROUTE_GC_MIN_INTERVAL,       "gc_min_interval" },
 513         { NET_IPV6_ROUTE_GC_TIMEOUT,            "gc_timeout" },
 514         { NET_IPV6_ROUTE_GC_INTERVAL,           "gc_interval" },
 515         { NET_IPV6_ROUTE_GC_ELASTICITY,         "gc_elasticity" },
 516         { NET_IPV6_ROUTE_MTU_EXPIRES,           "mtu_expires" },
 517         { NET_IPV6_ROUTE_MIN_ADVMSS,            "min_adv_mss" },
 518         { NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS,    "gc_min_interval_ms" },
 519         {}
 520 };
 521
 522 static const struct trans_ctl_table trans_net_ipv6_icmp_table[] = {
 523         { NET_IPV6_ICMP_RATELIMIT,      "ratelimit" },
 524         {}
 525 };
 526
 527 static const struct trans_ctl_table trans_net_ipv6_table[] = {
 528         { NET_IPV6_CONF,                "conf",         trans_net_ipv6_conf_table },
 529         { NET_IPV6_NEIGH,               "neigh",        trans_net_neigh_table },
 530         { NET_IPV6_ROUTE,               "route",        trans_net_ipv6_route_table },
 531         { NET_IPV6_ICMP,                "icmp",         trans_net_ipv6_icmp_table },
 532         { NET_IPV6_BINDV6ONLY,          "bindv6only" },
 533         { NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" },
 534         { NET_IPV6_IP6FRAG_LOW_THRESH,  "ip6frag_low_thresh" },
 535         { NET_IPV6_IP6FRAG_TIME,        "ip6frag_time" },
 536         { NET_IPV6_IP6FRAG_SECRET_INTERVAL,     "ip6frag_secret_interval" },
 537         { NET_IPV6_MLD_MAX_MSF,         "mld_max_msf" },
 538         { 2088 /* IPQ_QMAX */,          "ip6_queue_maxlen" },
 539         {}
 540 };
 541
 542 static const struct trans_ctl_table trans_net_x25_table[] = {
 543         { NET_X25_RESTART_REQUEST_TIMEOUT,      "restart_request_timeout" },
 544         { NET_X25_CALL_REQUEST_TIMEOUT,         "call_request_timeout" },
 545         { NET_X25_RESET_REQUEST_TIMEOUT,        "reset_request_timeout" },
 546         { NET_X25_CLEAR_REQUEST_TIMEOUT,        "clear_request_timeout" },
 547         { NET_X25_ACK_HOLD_BACK_TIMEOUT,        "acknowledgement_hold_back_timeout" },
 548         { NET_X25_FORWARD,                      "x25_forward" },
 549         {}
 550 };
 551
 552 static const struct trans_ctl_table trans_net_tr_table[] = {
 553         { NET_TR_RIF_TIMEOUT,   "rif_timeout" },
 554         {}
 555 };
 556
 557
 558 static const struct trans_ctl_table trans_net_decnet_conf_vars[] = {
 559         { NET_DECNET_CONF_DEV_FORWARDING,       "forwarding" },
 560         { NET_DECNET_CONF_DEV_PRIORITY,         "priority" },
 561         { NET_DECNET_CONF_DEV_T2,               "t2" },
 562         { NET_DECNET_CONF_DEV_T3,               "t3" },
 563         {}
 564 };
 565
 566 static const struct trans_ctl_table trans_net_decnet_conf[] = {
 567         { 0, NULL, trans_net_decnet_conf_vars },
 568         {}
 569 };
 570
 571 static const struct trans_ctl_table trans_net_decnet_table[] = {
 572         { NET_DECNET_CONF,              "conf", trans_net_decnet_conf },
 573         { NET_DECNET_NODE_ADDRESS,      "node_address" },
 574         { NET_DECNET_NODE_NAME,         "node_name" },
 575         { NET_DECNET_DEFAULT_DEVICE,    "default_device" },
 576         { NET_DECNET_TIME_WAIT,         "time_wait" },
 577         { NET_DECNET_DN_COUNT,          "dn_count" },
 578         { NET_DECNET_DI_COUNT,          "di_count" },
 579         { NET_DECNET_DR_COUNT,          "dr_count" },
 580         { NET_DECNET_DST_GC_INTERVAL,   "dst_gc_interval" },
 581         { NET_DECNET_NO_FC_MAX_CWND,    "no_fc_max_cwnd" },
 582         { NET_DECNET_MEM,               "decnet_mem" },
 583         { NET_DECNET_RMEM,              "decnet_rmem" },
 584         { NET_DECNET_WMEM,              "decnet_wmem" },
 585         { NET_DECNET_DEBUG_LEVEL,       "debug" },
 586         {}
 587 };
 588
 589 static const struct trans_ctl_table trans_net_sctp_table[] = {
 590         { NET_SCTP_RTO_INITIAL,         "rto_initial" },
 591         { NET_SCTP_RTO_MIN,             "rto_min" },
 592         { NET_SCTP_RTO_MAX,             "rto_max" },
 593         { NET_SCTP_RTO_ALPHA,           "rto_alpha_exp_divisor" },
 594         { NET_SCTP_RTO_BETA,            "rto_beta_exp_divisor" },
 595         { NET_SCTP_VALID_COOKIE_LIFE,   "valid_cookie_life" },
 596         { NET_SCTP_ASSOCIATION_MAX_RETRANS,     "association_max_retrans" },
 597         { NET_SCTP_PATH_MAX_RETRANS,    "path_max_retrans" },
 598         { NET_SCTP_MAX_INIT_RETRANSMITS,        "max_init_retransmits" },
 599         { NET_SCTP_HB_INTERVAL,         "hb_interval" },
 600         { NET_SCTP_PRESERVE_ENABLE,     "cookie_preserve_enable" },
 601         { NET_SCTP_MAX_BURST,           "max_burst" },
 602         { NET_SCTP_ADDIP_ENABLE,        "addip_enable" },
 603         { NET_SCTP_PRSCTP_ENABLE,       "prsctp_enable" },
 604         { NET_SCTP_SNDBUF_POLICY,       "sndbuf_policy" },
 605         { NET_SCTP_SACK_TIMEOUT,        "sack_timeout" },
 606         { NET_SCTP_RCVBUF_POLICY,       "rcvbuf_policy" },
 607         {}
 608 };
 609
 610 static const struct trans_ctl_table trans_net_llc_llc2_timeout_table[] = {
 611         { NET_LLC2_ACK_TIMEOUT,         "ack" },
 612         { NET_LLC2_P_TIMEOUT,           "p" },
 613         { NET_LLC2_REJ_TIMEOUT,         "rej" },
 614         { NET_LLC2_BUSY_TIMEOUT,        "busy" },
 615         {}
 616 };
 617
 618 static const struct trans_ctl_table trans_net_llc_station_table[] = {
 619         { NET_LLC_STATION_ACK_TIMEOUT,  "ack_timeout" },
 620         {}
 621 };
 622
 623 static const struct trans_ctl_table trans_net_llc_llc2_table[] = {
 624         { NET_LLC2,             "timeout",      trans_net_llc_llc2_timeout_table },
 625         {}
 626 };
 627
 628 static const struct trans_ctl_table trans_net_llc_table[] = {
 629         { NET_LLC2,             "llc2",         trans_net_llc_llc2_table },
 630         { NET_LLC_STATION,      "station",      trans_net_llc_station_table },
 631         {}
 632 };
 633
 634 static const struct trans_ctl_table trans_net_netfilter_table[] = {
 635         { NET_NF_CONNTRACK_MAX,                         "nf_conntrack_max" },
 636         { NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT,        "nf_conntrack_tcp_timeout_syn_sent" },
 637         { NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV,        "nf_conntrack_tcp_timeout_syn_recv" },
 638         { NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED,     "nf_conntrack_tcp_timeout_established" },
 639         { NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT,        "nf_conntrack_tcp_timeout_fin_wait" },
 640         { NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT,      "nf_conntrack_tcp_timeout_close_wait" },
 641         { NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK,        "nf_conntrack_tcp_timeout_last_ack" },
 642         { NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT,       "nf_conntrack_tcp_timeout_time_wait" },
 643         { NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE,           "nf_conntrack_tcp_timeout_close" },
 644         { NET_NF_CONNTRACK_UDP_TIMEOUT,                 "nf_conntrack_udp_timeout" },
 645         { NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM,          "nf_conntrack_udp_timeout_stream" },
 646         { NET_NF_CONNTRACK_ICMP_TIMEOUT,        "nf_conntrack_icmp_timeout" },
 647         { NET_NF_CONNTRACK_GENERIC_TIMEOUT,             "nf_conntrack_generic_timeout" },
 648         { NET_NF_CONNTRACK_BUCKETS,                     "nf_conntrack_buckets" },
 649         { NET_NF_CONNTRACK_LOG_INVALID,                 "nf_conntrack_log_invalid" },
 650         { NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS,     "nf_conntrack_tcp_timeout_max_retrans" },
 651         { NET_NF_CONNTRACK_TCP_LOOSE,                   "nf_conntrack_tcp_loose" },
 652         { NET_NF_CONNTRACK_TCP_BE_LIBERAL,              "nf_conntrack_tcp_be_liberal" },
 653         { NET_NF_CONNTRACK_TCP_MAX_RETRANS,             "nf_conntrack_tcp_max_retrans" },
 654         { NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED,         "nf_conntrack_sctp_timeout_closed" },
 655         { NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT,    "nf_conntrack_sctp_timeout_cookie_wait" },
 656         { NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED,  "nf_conntrack_sctp_timeout_cookie_echoed" },
 657         { NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED,    "nf_conntrack_sctp_timeout_established" },
 658         { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT,  "nf_conntrack_sctp_timeout_shutdown_sent" },
 659         { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD,  "nf_conntrack_sctp_timeout_shutdown_recd" },
 660         { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT,      "nf_conntrack_sctp_timeout_shutdown_ack_sent" },
 661         { NET_NF_CONNTRACK_COUNT,                       "nf_conntrack_count" },
 662         { NET_NF_CONNTRACK_ICMPV6_TIMEOUT,      "nf_conntrack_icmpv6_timeout" },
 663         { NET_NF_CONNTRACK_FRAG6_TIMEOUT,               "nf_conntrack_frag6_timeout" },
 664         { NET_NF_CONNTRACK_FRAG6_LOW_THRESH,            "nf_conntrack_frag6_low_thresh" },
 665         { NET_NF_CONNTRACK_FRAG6_HIGH_THRESH,           "nf_conntrack_frag6_high_thresh" },
 666         { NET_NF_CONNTRACK_CHECKSUM,                    "nf_conntrack_checksum" },
 667
 668         {}
 669 };
 670
 671 static const struct trans_ctl_table trans_net_dccp_table[] = {
 672         { NET_DCCP_DEFAULT,     "default" },
 673         {}
 674 };
 675
 676 static const struct trans_ctl_table trans_net_irda_table[] = {
 677         { NET_IRDA_DISCOVERY,           "discovery" },
 678         { NET_IRDA_DEVNAME,             "devname" },
 679         { NET_IRDA_DEBUG,               "debug" },
 680         { NET_IRDA_FAST_POLL,           "fast_poll_increase" },
 681         { NET_IRDA_DISCOVERY_SLOTS,     "discovery_slots" },
 682         { NET_IRDA_DISCOVERY_TIMEOUT,   "discovery_timeout" },
 683         { NET_IRDA_SLOT_TIMEOUT,        "slot_timeout" },
 684         { NET_IRDA_MAX_BAUD_RATE,       "max_baud_rate" },
 685         { NET_IRDA_MIN_TX_TURN_TIME,    "min_tx_turn_time" },
 686         { NET_IRDA_MAX_TX_DATA_SIZE,    "max_tx_data_size" },
 687         { NET_IRDA_MAX_TX_WINDOW,       "max_tx_window" },
 688         { NET_IRDA_MAX_NOREPLY_TIME,    "max_noreply_time" },
 689         { NET_IRDA_WARN_NOREPLY_TIME,   "warn_noreply_time" },
 690         { NET_IRDA_LAP_KEEPALIVE_TIME,  "lap_keepalive_time" },
 691         {}
 692 };
 693
 694 static const struct trans_ctl_table trans_net_table[] = {
 695         { NET_CORE,             "core",         trans_net_core_table },
 696         /* NET_ETHER not used */
 697         /* NET_802 not used */
 698         { NET_UNIX,             "unix",         trans_net_unix_table },
 699         { NET_IPV4,             "ipv4",         trans_net_ipv4_table },
 700         { NET_IPX,              "ipx",          trans_net_ipx_table },
 701         { NET_ATALK,            "appletalk",    trans_net_atalk_table },
 702         { NET_NETROM,           "netrom",       trans_net_netrom_table },
 703         { NET_AX25,             "ax25",         trans_net_ax25_table },
 704         { NET_BRIDGE,           "bridge",       trans_net_bridge_table },
 705         { NET_ROSE,             "rose",         trans_net_rose_table },
 706         { NET_IPV6,             "ipv6",         trans_net_ipv6_table },
 707         { NET_X25,              "x25",          trans_net_x25_table },
 708         { NET_TR,               "token-ring",   trans_net_tr_table },
 709         { NET_DECNET,           "decnet",       trans_net_decnet_table },
 710         /*  NET_ECONET not used */
 711         { NET_SCTP,             "sctp",         trans_net_sctp_table },
 712         { NET_LLC,              "llc",          trans_net_llc_table },
 713         { NET_NETFILTER,        "netfilter",    trans_net_netfilter_table },
 714         { NET_DCCP,             "dccp",         trans_net_dccp_table },
 715         { NET_IRDA,             "irda",         trans_net_irda_table },
 716         { 2089,                 "nf_conntrack_max" },
 717         {}
 718 };
 719
 720 static const struct trans_ctl_table trans_fs_quota_table[] = {
 721         { FS_DQ_LOOKUPS,        "lookups" },
 722         { FS_DQ_DROPS,          "drops" },
 723         { FS_DQ_READS,          "reads" },
 724         { FS_DQ_WRITES,         "writes" },
 725         { FS_DQ_CACHE_HITS,     "cache_hits" },
 726         { FS_DQ_ALLOCATED,      "allocated_dquots" },
 727         { FS_DQ_FREE,           "free_dquots" },
 728         { FS_DQ_SYNCS,          "syncs" },
 729         { FS_DQ_WARNINGS,       "warnings" },
 730         {}
 731 };
 732
 733 static const struct trans_ctl_table trans_fs_xfs_table[] = {
 734         { XFS_SGID_INHERIT,     "irix_sgid_inherit" },
 735         { XFS_SYMLINK_MODE,     "irix_symlink_mode" },
 736         { XFS_PANIC_MASK,       "panic_mask" },
 737
 738         { XFS_ERRLEVEL,         "error_level" },
 739         { XFS_SYNCD_TIMER,      "xfssyncd_centisecs" },
 740         { XFS_INHERIT_SYNC,     "inherit_sync" },
 741         { XFS_INHERIT_NODUMP,   "inherit_nodump" },
 742         { XFS_INHERIT_NOATIME,  "inherit_noatime" },
 743         { XFS_BUF_TIMER,        "xfsbufd_centisecs" },
 744         { XFS_BUF_AGE,          "age_buffer_centisecs" },
 745         { XFS_INHERIT_NOSYM,    "inherit_nosymlinks" },
 746         { XFS_ROTORSTEP,        "rotorstep" },
 747         { XFS_INHERIT_NODFRG,   "inherit_nodefrag" },
 748         { XFS_FILESTREAM_TIMER, "filestream_centisecs" },
 749         { XFS_STATS_CLEAR,      "stats_clear" },
 750         {}
 751 };
 752
 753 static const struct trans_ctl_table trans_fs_ocfs2_nm_table[] = {
 754         { 1, "hb_ctl_path" },
 755         {}
 756 };
 757
 758 static const struct trans_ctl_table trans_fs_ocfs2_table[] = {
 759         { 1,    "nm",   trans_fs_ocfs2_nm_table },
 760         {}
 761 };
 762
 763 static const struct trans_ctl_table trans_inotify_table[] = {
 764         { INOTIFY_MAX_USER_INSTANCES,   "max_user_instances" },
 765         { INOTIFY_MAX_USER_WATCHES,     "max_user_watches" },
 766         { INOTIFY_MAX_QUEUED_EVENTS,    "max_queued_events" },
 767         {}
 768 };
 769
 770 static const struct trans_ctl_table trans_fs_table[] = {
 771         { FS_NRINODE,           "inode-nr" },
 772         { FS_STATINODE,         "inode-state" },
 773         /* FS_MAXINODE unused */
 774         /* FS_NRDQUOT unused */
 775         /* FS_MAXDQUOT unused */
 776         { FS_NRFILE,            "file-nr" },
 777         { FS_MAXFILE,           "file-max" },
 778         { FS_DENTRY,            "dentry-state" },
 779         /* FS_NRSUPER unused */
 780         /* FS_MAXUPSER unused */
 781         { FS_OVERFLOWUID,       "overflowuid" },
 782         { FS_OVERFLOWGID,       "overflowgid" },
 783         { FS_LEASES,            "leases-enable" },
 784         { FS_DIR_NOTIFY,        "dir-notify-enable" },
 785         { FS_LEASE_TIME,        "lease-break-time" },
 786         { FS_DQSTATS,           "quota",                trans_fs_quota_table },
 787         { FS_XFS,               "xfs",                  trans_fs_xfs_table },
 788         { FS_AIO_NR,            "aio-nr" },
 789         { FS_AIO_MAX_NR,        "aio-max-nr" },
 790         { FS_INOTIFY,           "inotify",              trans_inotify_table },
 791         { FS_OCFS2,             "ocfs2",                trans_fs_ocfs2_table },
 792         { KERN_SETUID_DUMPABLE, "suid_dumpable" },
 793         {}
 794 };
 795
 796 static const struct trans_ctl_table trans_debug_table[] = {
 797         {}
 798 };
 799
 800 static const struct trans_ctl_table trans_cdrom_table[] = {
 801         { DEV_CDROM_INFO,               "info" },
 802         { DEV_CDROM_AUTOCLOSE,          "autoclose" },
 803         { DEV_CDROM_AUTOEJECT,          "autoeject" },
 804         { DEV_CDROM_DEBUG,              "debug" },
 805         { DEV_CDROM_LOCK,               "lock" },
 806         { DEV_CDROM_CHECK_MEDIA,        "check_media" },
 807         {}
 808 };
 809
 810 static const struct trans_ctl_table trans_ipmi_table[] = {
 811         { DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" },
 812         {}
 813 };
 814
 815 static const struct trans_ctl_table trans_mac_hid_files[] = {
 816         /* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */
 817         /* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */
 818         { DEV_MAC_HID_MOUSE_BUTTON_EMULATION,   "mouse_button_emulation" },
 819         { DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE,    "mouse_button2_keycode" },
 820         { DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE,    "mouse_button3_keycode" },
 821         /* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */
 822         {}
 823 };
 824
 825 static const struct trans_ctl_table trans_raid_table[] = {
 826         { DEV_RAID_SPEED_LIMIT_MIN,     "speed_limit_min" },
 827         { DEV_RAID_SPEED_LIMIT_MAX,     "speed_limit_max" },
 828         {}
 829 };
 830
 831 static const struct trans_ctl_table trans_scsi_table[] = {
 832         { DEV_SCSI_LOGGING_LEVEL, "logging_level" },
 833         {}
 834 };
 835
 836 static const struct trans_ctl_table trans_parport_default_table[] = {
 837         { DEV_PARPORT_DEFAULT_TIMESLICE,        "timeslice" },
 838         { DEV_PARPORT_DEFAULT_SPINTIME,         "spintime" },
 839         {}
 840 };
 841
 842 static const struct trans_ctl_table trans_parport_device_table[] = {
 843         { DEV_PARPORT_DEVICE_TIMESLICE,         "timeslice" },
 844         {}
 845 };
 846
 847 static const struct trans_ctl_table trans_parport_devices_table[] = {
 848         { DEV_PARPORT_DEVICES_ACTIVE,           "active" },
 849         { 0, NULL, trans_parport_device_table },
 850         {}
 851 };
 852
 853 static const struct trans_ctl_table trans_parport_parport_table[] = {
 854         { DEV_PARPORT_SPINTIME,         "spintime" },
 855         { DEV_PARPORT_BASE_ADDR,        "base-addr" },
 856         { DEV_PARPORT_IRQ,              "irq" },
 857         { DEV_PARPORT_DMA,              "dma" },
 858         { DEV_PARPORT_MODES,            "modes" },
 859         { DEV_PARPORT_DEVICES,          "devices",      trans_parport_devices_table },
 860         { DEV_PARPORT_AUTOPROBE,        "autoprobe" },
 861         { DEV_PARPORT_AUTOPROBE + 1,    "autoprobe0" },
 862         { DEV_PARPORT_AUTOPROBE + 2,    "autoprobe1" },
 863         { DEV_PARPORT_AUTOPROBE + 3,    "autoprobe2" },
 864         { DEV_PARPORT_AUTOPROBE + 4,    "autoprobe3" },
 865         {}
 866 };
 867 static const struct trans_ctl_table trans_parport_table[] = {
 868         { DEV_PARPORT_DEFAULT,  "default",      trans_parport_default_table },
 869         { 0, NULL, trans_parport_parport_table },
 870         {}
 871 };
 872
 873 static const struct trans_ctl_table trans_dev_table[] = {
 874         { DEV_CDROM,    "cdrom",        trans_cdrom_table },
 875         /* DEV_HWMON unused */
 876         { DEV_PARPORT,  "parport",      trans_parport_table },
 877         { DEV_RAID,     "raid",         trans_raid_table },
 878         { DEV_MAC_HID,  "mac_hid",      trans_mac_hid_files },
 879         { DEV_SCSI,     "scsi",         trans_scsi_table },
 880         { DEV_IPMI,     "ipmi",         trans_ipmi_table },
 881         {}
 882 };
 883
 884 static const struct trans_ctl_table trans_bus_isa_table[] = {
 885         { BUS_ISA_MEM_BASE,     "membase" },
 886         { BUS_ISA_PORT_BASE,    "portbase" },
 887         { BUS_ISA_PORT_SHIFT,   "portshift" },
 888         {}
 889 };
 890
 891 static const struct trans_ctl_table trans_bus_table[] = {
 892         { CTL_BUS_ISA,  "isa",  trans_bus_isa_table },
 893         {}
 894 };
 895
 896 static const struct trans_ctl_table trans_arlan_conf_table0[] = {
 897         { 1,    "spreadingCode" },
 898         { 2,    "channelNumber" },
 899         { 3,    "scramblingDisable" },
 900         { 4,    "txAttenuation" },
 901         { 5,    "systemId" },
 902         { 6,    "maxDatagramSize" },
 903         { 7,    "maxFrameSize" },
 904         { 8,    "maxRetries" },
 905         { 9,    "receiveMode" },
 906         { 10,   "priority" },
 907         { 11,   "rootOrRepeater" },
 908         { 12,   "SID" },
 909         { 13,   "registrationMode" },
 910         { 14,   "registrationFill" },
 911         { 15,   "localTalkAddress" },
 912         { 16,   "codeFormat" },
 913         { 17,   "numChannels" },
 914         { 18,   "channel1" },
 915         { 19,   "channel2" },
 916         { 20,   "channel3" },
 917         { 21,   "channel4" },
 918         { 22,   "txClear" },
 919         { 23,   "txRetries" },
 920         { 24,   "txRouting" },
 921         { 25,   "txScrambled" },
 922         { 26,   "rxParameter" },
 923         { 27,   "txTimeoutMs" },
 924         { 28,   "waitCardTimeout" },
 925         { 29,   "channelSet" },
 926         { 30,   "name" },
 927         { 31,   "waitTime" },
 928         { 32,   "lParameter" },
 929         { 33,   "_15" },
 930         { 34,   "headerSize" },
 931         { 36,   "tx_delay_ms" },
 932         { 37,   "retries" },
 933         { 38,   "ReTransmitPacketMaxSize" },
 934         { 39,   "waitReTransmitPacketMaxSize" },
 935         { 40,   "fastReTransCount" },
 936         { 41,   "driverRetransmissions" },
 937         { 42,   "txAckTimeoutMs" },
 938         { 43,   "registrationInterrupts" },
 939         { 44,   "hardwareType" },
 940         { 45,   "radioType" },
 941         { 46,   "writeEEPROM" },
 942         { 47,   "writeRadioType" },
 943         { 48,   "entry_exit_debug" },
 944         { 49,   "debug" },
 945         { 50,   "in_speed" },
 946         { 51,   "out_speed" },
 947         { 52,   "in_speed10" },
 948         { 53,   "out_speed10" },
 949         { 54,   "in_speed_max" },
 950         { 55,   "out_speed_max" },
 951         { 56,   "measure_rate" },
 952         { 57,   "pre_Command_Wait" },
 953         { 58,   "rx_tweak1" },
 954         { 59,   "rx_tweak2" },
 955         { 60,   "tx_queue_len" },
 956
 957         { 150,  "arlan0-txRing" },
 958         { 151,  "arlan0-rxRing" },
 959         { 152,  "arlan0-18" },
 960         { 153,  "arlan0-ring" },
 961         { 154,  "arlan0-shm-cpy" },
 962         { 155,  "config0" },
 963         { 156,  "reset0" },
 964         {}
 965 };
 966
 967 static const struct trans_ctl_table trans_arlan_conf_table1[] = {
 968         { 1,    "spreadingCode" },
 969         { 2,    "channelNumber" },
 970         { 3,    "scramblingDisable" },
 971         { 4,    "txAttenuation" },
 972         { 5,    "systemId" },
 973         { 6,    "maxDatagramSize" },
 974         { 7,    "maxFrameSize" },
 975         { 8,    "maxRetries" },
 976         { 9,    "receiveMode" },
 977         { 10,   "priority" },
 978         { 11,   "rootOrRepeater" },
 979         { 12,   "SID" },
 980         { 13,   "registrationMode" },
 981         { 14,   "registrationFill" },
 982         { 15,   "localTalkAddress" },
 983         { 16,   "codeFormat" },
 984         { 17,   "numChannels" },
 985         { 18,   "channel1" },
 986         { 19,   "channel2" },
 987         { 20,   "channel3" },
 988         { 21,   "channel4" },
 989         { 22,   "txClear" },
 990         { 23,   "txRetries" },
 991         { 24,   "txRouting" },
 992         { 25,   "txScrambled" },
 993         { 26,   "rxParameter" },
 994         { 27,   "txTimeoutMs" },
 995         { 28,   "waitCardTimeout" },
 996         { 29,   "channelSet" },
 997         { 30,   "name" },
 998         { 31,   "waitTime" },
 999         { 32,   "lParameter" },
1000         { 33,   "_15" },
1001         { 34,   "headerSize" },
1002         { 36,   "tx_delay_ms" },
1003         { 37,   "retries" },
1004         { 38,   "ReTransmitPacketMaxSize" },
1005         { 39,   "waitReTransmitPacketMaxSize" },
1006         { 40,   "fastReTransCount" },
1007         { 41,   "driverRetransmissions" },
1008         { 42,   "txAckTimeoutMs" },
1009         { 43,   "registrationInterrupts" },
1010         { 44,   "hardwareType" },
1011         { 45,   "radioType" },
1012         { 46,   "writeEEPROM" },
1013         { 47,   "writeRadioType" },
1014         { 48,   "entry_exit_debug" },
1015         { 49,   "debug" },
1016         { 50,   "in_speed" },
1017         { 51,   "out_speed" },
1018         { 52,   "in_speed10" },
1019         { 53,   "out_speed10" },
1020         { 54,   "in_speed_max" },
1021         { 55,   "out_speed_max" },
1022         { 56,   "measure_rate" },
1023         { 57,   "pre_Command_Wait" },
1024         { 58,   "rx_tweak1" },
1025         { 59,   "rx_tweak2" },
1026         { 60,   "tx_queue_len" },
1027
1028         { 150,  "arlan1-txRing" },
1029         { 151,  "arlan1-rxRing" },
1030         { 152,  "arlan1-18" },
1031         { 153,  "arlan1-ring" },
1032         { 154,  "arlan1-shm-cpy" },
1033         { 155,  "config1" },
1034         { 156,  "reset1" },
1035         {}
1036 };
1037
1038 static const struct trans_ctl_table trans_arlan_conf_table2[] = {
1039         { 1,    "spreadingCode" },
1040         { 2,    "channelNumber" },
1041         { 3,    "scramblingDisable" },
1042         { 4,    "txAttenuation" },
1043         { 5,    "systemId" },
1044         { 6,    "maxDatagramSize" },
1045         { 7,    "maxFrameSize" },
1046         { 8,    "maxRetries" },
1047         { 9,    "receiveMode" },
1048         { 10,   "priority" },
1049         { 11,   "rootOrRepeater" },
1050         { 12,   "SID" },
1051         { 13,   "registrationMode" },
1052         { 14,   "registrationFill" },
1053         { 15,   "localTalkAddress" },
1054         { 16,   "codeFormat" },
1055         { 17,   "numChannels" },
1056         { 18,   "channel1" },
1057         { 19,   "channel2" },
1058         { 20,   "channel3" },
1059         { 21,   "channel4" },
1060         { 22,   "txClear" },
1061         { 23,   "txRetries" },
1062         { 24,   "txRouting" },
1063         { 25,   "txScrambled" },
1064         { 26,   "rxParameter" },
1065         { 27,   "txTimeoutMs" },
1066         { 28,   "waitCardTimeout" },
1067         { 29,   "channelSet" },
1068         { 30,   "name" },
1069         { 31,   "waitTime" },
1070         { 32,   "lParameter" },
1071         { 33,   "_15" },
1072         { 34,   "headerSize" },
1073         { 36,   "tx_delay_ms" },
1074         { 37,   "retries" },
1075         { 38,   "ReTransmitPacketMaxSize" },
1076         { 39,   "waitReTransmitPacketMaxSize" },
1077         { 40,   "fastReTransCount" },
1078         { 41,   "driverRetransmissions" },
1079         { 42,   "txAckTimeoutMs" },
1080         { 43,   "registrationInterrupts" },
1081         { 44,   "hardwareType" },
1082         { 45,   "radioType" },
1083         { 46,   "writeEEPROM" },
1084         { 47,   "writeRadioType" },
1085         { 48,   "entry_exit_debug" },
1086         { 49,   "debug" },
1087         { 50,   "in_speed" },
1088         { 51,   "out_speed" },
1089         { 52,   "in_speed10" },
1090         { 53,   "out_speed10" },
1091         { 54,   "in_speed_max" },
1092         { 55,   "out_speed_max" },
1093         { 56,   "measure_rate" },
1094         { 57,   "pre_Command_Wait" },
1095         { 58,   "rx_tweak1" },
1096         { 59,   "rx_tweak2" },
1097         { 60,   "tx_queue_len" },
1098
1099         { 150,  "arlan2-txRing" },
1100         { 151,  "arlan2-rxRing" },
1101         { 152,  "arlan2-18" },
1102         { 153,  "arlan2-ring" },
1103         { 154,  "arlan2-shm-cpy" },
1104         { 155,  "config2" },
1105         { 156,  "reset2" },
1106         {}
1107 };
1108
1109 static const struct trans_ctl_table trans_arlan_conf_table3[] = {
1110         { 1,    "spreadingCode" },
1111         { 2,    "channelNumber" },
1112         { 3,    "scramblingDisable" },
1113         { 4,    "txAttenuation" },
1114         { 5,    "systemId" },
1115         { 6,    "maxDatagramSize" },
1116         { 7,    "maxFrameSize" },
1117         { 8,    "maxRetries" },
1118         { 9,    "receiveMode" },
1119         { 10,   "priority" },
1120         { 11,   "rootOrRepeater" },
1121         { 12,   "SID" },
1122         { 13,   "registrationMode" },
1123         { 14,   "registrationFill" },
1124         { 15,   "localTalkAddress" },
1125         { 16,   "codeFormat" },
1126         { 17,   "numChannels" },
1127         { 18,   "channel1" },
1128         { 19,   "channel2" },
1129         { 20,   "channel3" },
1130         { 21,   "channel4" },
1131         { 22,   "txClear" },
1132         { 23,   "txRetries" },
1133         { 24,   "txRouting" },
1134         { 25,   "txScrambled" },
1135         { 26,   "rxParameter" },
1136         { 27,   "txTimeoutMs" },
1137         { 28,   "waitCardTimeout" },
1138         { 29,   "channelSet" },
1139         { 30,   "name" },
1140         { 31,   "waitTime" },
1141         { 32,   "lParameter" },
1142         { 33,   "_15" },
1143         { 34,   "headerSize" },
1144         { 36,   "tx_delay_ms" },
1145         { 37,   "retries" },
1146         { 38,   "ReTransmitPacketMaxSize" },
1147         { 39,   "waitReTransmitPacketMaxSize" },
1148         { 40,   "fastReTransCount" },
1149         { 41,   "driverRetransmissions" },
1150         { 42,   "txAckTimeoutMs" },
1151         { 43,   "registrationInterrupts" },
1152         { 44,   "hardwareType" },
1153         { 45,   "radioType" },
1154         { 46,   "writeEEPROM" },
1155         { 47,   "writeRadioType" },
1156         { 48,   "entry_exit_debug" },
1157         { 49,   "debug" },
1158         { 50,   "in_speed" },
1159         { 51,   "out_speed" },
1160         { 52,   "in_speed10" },
1161         { 53,   "out_speed10" },
1162         { 54,   "in_speed_max" },
1163         { 55,   "out_speed_max" },
1164         { 56,   "measure_rate" },
1165         { 57,   "pre_Command_Wait" },
1166         { 58,   "rx_tweak1" },
1167         { 59,   "rx_tweak2" },
1168         { 60,   "tx_queue_len" },
1169
1170         { 150,  "arlan3-txRing" },
1171         { 151,  "arlan3-rxRing" },
1172         { 152,  "arlan3-18" },
1173         { 153,  "arlan3-ring" },
1174         { 154,  "arlan3-shm-cpy" },
1175         { 155,  "config3" },
1176         { 156,  "reset3" },
1177         {}
1178 };
1179
1180 static const struct trans_ctl_table trans_arlan_table[] = {
1181         { 1,            "arlan0",       trans_arlan_conf_table0 },
1182         { 2,            "arlan1",       trans_arlan_conf_table1 },
1183         { 3,            "arlan2",       trans_arlan_conf_table2 },
1184         { 4,            "arlan3",       trans_arlan_conf_table3 },
1185         {}
1186 };
1187
1188 static const struct trans_ctl_table trans_s390dbf_table[] = {
1189         { 5678 /* CTL_S390DBF_STOPPABLE */,     "debug_stoppable" },
1190         { 5679 /* CTL_S390DBF_ACTIVE */,        "debug_active" },
1191         {}
1192 };
1193
1194 static const struct trans_ctl_table trans_sunrpc_table[] = {
1195         { CTL_RPCDEBUG,         "rpc_debug" },
1196         { CTL_NFSDEBUG,         "nfs_debug" },
1197         { CTL_NFSDDEBUG,        "nfsd_debug" },
1198         { CTL_NLMDEBUG,         "nlm_debug" },
1199         { CTL_SLOTTABLE_UDP,    "udp_slot_table_entries" },
1200         { CTL_SLOTTABLE_TCP,    "tcp_slot_table_entries" },
1201         { CTL_MIN_RESVPORT,     "min_resvport" },
1202         { CTL_MAX_RESVPORT,     "max_resvport" },
1203         {}
1204 };
1205
1206 static const struct trans_ctl_table trans_pm_table[] = {
1207         { 1 /* CTL_PM_SUSPEND */,       "suspend" },
1208         { 2 /* CTL_PM_CMODE */,         "cmode" },
1209         { 3 /* CTL_PM_P0 */,            "p0" },
1210         { 4 /* CTL_PM_CM */,            "cm" },
1211         {}
1212 };
1213
1214 static const struct trans_ctl_table trans_frv_table[] = {
1215         { 1,    "cache-mode" },
1216         { 2,    "pin-cxnr" },
1217         {}
1218 };
1219
1220 static const struct trans_ctl_table trans_root_table[] = {
1221         { CTL_KERN,     "kernel",       trans_kern_table },
1222         { CTL_VM,       "vm",           trans_vm_table },
1223         { CTL_NET,      "net",          trans_net_table },
1224         /* CTL_PROC not used */
1225         { CTL_FS,       "fs",           trans_fs_table },
1226         { CTL_DEBUG,    "debug",        trans_debug_table },
1227         { CTL_DEV,      "dev",          trans_dev_table },
1228         { CTL_BUS,      "bus",          trans_bus_table },
1229         { CTL_ABI,      "abi" },
1230         /* CTL_CPU not used */
1231         { CTL_ARLAN,    "arlan",        trans_arlan_table },
1232         { CTL_S390DBF,  "s390dbf",      trans_s390dbf_table },
1233         { CTL_SUNRPC,   "sunrpc",       trans_sunrpc_table },
1234         { CTL_PM,       "pm",           trans_pm_table },
1235         { CTL_FRV,      "frv",          trans_frv_table },
1236         {}
1237 };
1238
1239
1240
1241
1242 static int sysctl_depth(struct ctl_table *table)
1243 {
1244         struct ctl_table *tmp;
1245         int depth;
1246
1247         depth = 0;
1248         for (tmp = table; tmp->parent; tmp = tmp->parent)
1249                 depth++;
1250
1251         return depth;
1252 }
1253
1254 static struct ctl_table *sysctl_parent(struct ctl_table *table, int n)
1255 {
1256         int i;
1257
1258         for (i = 0; table && i < n; i++)
1259                 table = table->parent;
1260
1261         return table;
1262 }
1263
1264 static const struct trans_ctl_table *sysctl_binary_lookup(struct ctl_table *table)
1265 {
1266         struct ctl_table *test;
1267         const struct trans_ctl_table *ref;
1268         int cur_depth;
1269
1270         cur_depth = sysctl_depth(table);
1271
1272         ref = trans_root_table;
1273 repeat:
1274         test = sysctl_parent(table, cur_depth);
1275         for (; ref->ctl_name || ref->procname || ref->child; ref++) {
1276                 int match = 0;
1277
1278                 if (cur_depth && !ref->child)
1279                         continue;
1280
1281                 if (test->procname && ref->procname &&
1282                         (strcmp(test->procname, ref->procname) == 0))
1283                         match++;
1284
1285                 if (test->ctl_name && ref->ctl_name &&
1286                         (test->ctl_name == ref->ctl_name))
1287                         match++;
1288
1289                 if (!ref->ctl_name && !ref->procname)
1290                         match++;
1291
1292                 if (match) {
1293                         if (cur_depth != 0) {
1294                                 cur_depth--;
1295                                 ref = ref->child;
1296                                 goto repeat;
1297                         }
1298                         goto out;
1299                 }
1300         }
1301         ref = NULL;
1302 out:
1303         return ref;
1304 }
1305
1306 static void sysctl_print_path(struct ctl_table *table)
1307 {
1308         struct ctl_table *tmp;
1309         int depth, i;
1310         depth = sysctl_depth(table);
1311         if (table->procname) {
1312                 for (i = depth; i >= 0; i--) {
1313                         tmp = sysctl_parent(table, i);
1314                         printk("/%s", tmp->procname?tmp->procname:"");
1315                 }
1316         }
1317         printk(" ");
1318         if (table->ctl_name) {
1319                 for (i = depth; i >= 0; i--) {
1320                         tmp = sysctl_parent(table, i);
1321                         printk(".%d", tmp->ctl_name);
1322                 }
1323         }
1324 }
1325
1326 static void sysctl_repair_table(struct ctl_table *table)
1327 {
1328         /* Don't complain about the classic default
1329          * sysctl strategy routine.  Maybe later we
1330          * can get the tables fixed and complain about
1331          * this.
1332          */
1333         if (table->ctl_name && table->procname &&
1334                 (table->proc_handler == proc_dointvec) &&
1335                 (!table->strategy)) {
1336                 table->strategy = sysctl_data;
1337         }
1338 }
1339
1340 static struct ctl_table *sysctl_check_lookup(struct nsproxy *namespaces,
1341                                                 struct ctl_table *table)
1342 {
1343         struct ctl_table_header *head;
1344         struct ctl_table *ref, *test;
1345         int depth, cur_depth;
1346
1347         depth = sysctl_depth(table);
1348
1349         for (head = __sysctl_head_next(namespaces, NULL); head;
1350              head = __sysctl_head_next(namespaces, head)) {
1351                 cur_depth = depth;
1352                 ref = head->ctl_table;
1353 repeat:
1354                 test = sysctl_parent(table, cur_depth);
1355                 for (; ref->ctl_name || ref->procname; ref++) {
1356                         int match = 0;
1357                         if (cur_depth && !ref->child)
1358                                 continue;
1359
1360                         if (test->procname && ref->procname &&
1361                             (strcmp(test->procname, ref->procname) == 0))
1362                                         match++;
1363
1364                         if (test->ctl_name && ref->ctl_name &&
1365                             (test->ctl_name == ref->ctl_name))
1366                                 match++;
1367
1368                         if (match) {
1369                                 if (cur_depth != 0) {
1370                                         cur_depth--;
1371                                         ref = ref->child;
1372                                         goto repeat;
1373                                 }
1374                                 goto out;
1375                         }
1376                 }
1377         }
1378         ref = NULL;
1379 out:
1380         sysctl_head_finish(head);
1381         return ref;
1382 }
1383
1384 static void set_fail(const char **fail, struct ctl_table *table, const char *str)
1385 {
1386         if (*fail) {
1387                 printk(KERN_ERR "sysctl table check failed: ");
1388                 sysctl_print_path(table);
1389                 printk(" %s\n", *fail);
1390                 dump_stack();
1391         }
1392         *fail = str;
1393 }
1394
1395 static int sysctl_check_dir(struct nsproxy *namespaces,
1396                                 struct ctl_table *table)
1397 {
1398         struct ctl_table *ref;
1399         int error;
1400
1401         error = 0;
1402         ref = sysctl_check_lookup(namespaces, table);
1403         if (ref) {
1404                 int match = 0;
1405                 if ((!table->procname && !ref->procname) ||
1406                     (table->procname && ref->procname &&
1407                      (strcmp(table->procname, ref->procname) == 0)))
1408                         match++;
1409
1410                 if ((!table->ctl_name && !ref->ctl_name) ||
1411                     (table->ctl_name && ref->ctl_name &&
1412                      (table->ctl_name == ref->ctl_name)))
1413                         match++;
1414
1415                 if (match != 2) {
1416                         printk(KERN_ERR "%s: failed: ", __func__);
1417                         sysctl_print_path(table);
1418                         printk(" ref: ");
1419                         sysctl_print_path(ref);
1420                         printk("\n");
1421                         error = -EINVAL;
1422                 }
1423         }
1424         return error;
1425 }
1426
1427 static void sysctl_check_leaf(struct nsproxy *namespaces,
1428                                 struct ctl_table *table, const char **fail)
1429 {
1430         struct ctl_table *ref;
1431
1432         ref = sysctl_check_lookup(namespaces, table);
1433         if (ref && (ref != table))
1434                 set_fail(fail, table, "Sysctl already exists");
1435 }
1436
1437 static void sysctl_check_bin_path(struct ctl_table *table, const char **fail)
1438 {
1439         const struct trans_ctl_table *ref;
1440
1441         ref = sysctl_binary_lookup(table);
1442         if (table->ctl_name && !ref)
1443                 set_fail(fail, table, "Unknown sysctl binary path");
1444         if (ref) {
1445                 if (ref->procname &&
1446                     (!table->procname ||
1447                      (strcmp(table->procname, ref->procname) != 0)))
1448                         set_fail(fail, table, "procname does not match binary path procname");
1449
1450                 if (ref->ctl_name && table->ctl_name &&
1451                     (table->ctl_name != ref->ctl_name))
1452                         set_fail(fail, table, "ctl_name does not match binary path ctl_name");
1453         }
1454 }
1455
1456 int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table)
1457 {
1458         int error = 0;
1459         for (; table->ctl_name || table->procname; table++) {
1460                 const char *fail = NULL;
1461
1462                 sysctl_repair_table(table);
1463                 if (table->parent) {
1464                         if (table->procname && !table->parent->procname)
1465                                 set_fail(&fail, table, "Parent without procname");
1466                         if (table->ctl_name && !table->parent->ctl_name)
1467                                 set_fail(&fail, table, "Parent without ctl_name");
1468                 }
1469                 if (!table->procname)
1470                         set_fail(&fail, table, "No procname");
1471                 if (table->child) {
1472                         if (table->data)
1473                                 set_fail(&fail, table, "Directory with data?");
1474                         if (table->maxlen)
1475                                 set_fail(&fail, table, "Directory with maxlen?");
1476                         if ((table->mode & (S_IRUGO|S_IXUGO)) != table->mode)
1477                                 set_fail(&fail, table, "Writable sysctl directory");
1478                         if (table->proc_handler)
1479                                 set_fail(&fail, table, "Directory with proc_handler");
1480                         if (table->strategy)
1481                                 set_fail(&fail, table, "Directory with strategy");
1482                         if (table->extra1)
1483                                 set_fail(&fail, table, "Directory with extra1");
1484                         if (table->extra2)
1485                                 set_fail(&fail, table, "Directory with extra2");
1486                         if (sysctl_check_dir(namespaces, table))
1487                                 set_fail(&fail, table, "Inconsistent directory names");
1488                 } else {
1489                         if ((table->strategy == sysctl_data) ||
1490                             (table->strategy == sysctl_string) ||
1491                             (table->strategy == sysctl_intvec) ||
1492                             (table->strategy == sysctl_jiffies) ||
1493                             (table->strategy == sysctl_ms_jiffies) ||
1494                             (table->proc_handler == proc_dostring) ||
1495                             (table->proc_handler == proc_dointvec) ||
1496                             (table->proc_handler == proc_dointvec_minmax) ||
1497                             (table->proc_handler == proc_dointvec_jiffies) ||
1498                             (table->proc_handler == proc_dointvec_userhz_jiffies) ||
1499                             (table->proc_handler == proc_dointvec_ms_jiffies) ||
1500                             (table->proc_handler == proc_doulongvec_minmax) ||
1501                             (table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) {
1502                                 if (!table->data)
1503                                         set_fail(&fail, table, "No data");
1504                                 if (!table->maxlen)
1505                                         set_fail(&fail, table, "No maxlen");
1506                         }
1507                         if ((table->proc_handler == proc_doulongvec_minmax) ||
1508                             (table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) {
1509                                 if (table->maxlen > sizeof (unsigned long)) {
1510                                         if (!table->extra1)
1511                                                 set_fail(&fail, table, "No min");
1512                                         if (!table->extra2)
1513                                                 set_fail(&fail, table, "No max");
1514                                 }
1515                         }
1516 #ifdef CONFIG_SYSCTL_SYSCALL
1517                         if (table->ctl_name && !table->strategy)
1518                                 set_fail(&fail, table, "Missing strategy");
1519 #endif
1520 #if 0
1521                         if (!table->ctl_name && table->strategy)
1522                                 set_fail(&fail, table, "Strategy without ctl_name");
1523 #endif
1524 #ifdef CONFIG_PROC_FS
1525                         if (table->procname && !table->proc_handler)
1526                                 set_fail(&fail, table, "No proc_handler");
1527 #endif
1528 #if 0
1529                         if (!table->procname && table->proc_handler)
1530                                 set_fail(&fail, table, "proc_handler without procname");
1531 #endif
1532                         sysctl_check_leaf(namespaces, table, &fail);
1533                 }
1534                 sysctl_check_bin_path(table, &fail);
1535                 if (table->mode > 0777)
1536                         set_fail(&fail, table, "bogus .mode");
1537                 if (fail) {
1538                         set_fail(&fail, table, NULL);
1539                         error = -EINVAL;
1540                 }
1541                 if (table->child)
1542                         error |= sysctl_check_table(namespaces, table->child);
1543         }
1544         return error;
1545 }