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linux-stable/kernel/sysctl_check.c
Alexey Dobriyan 8c85dd8730 sysctl: fix false positives when PROC_SYSCTL=n 
Having ->procname but not ->proc_handler is valid when PROC_SYSCTL=n,
people use such combination to reduce ifdefs with non-standard handlers.

Addresses http://bugzilla.kernel.org/show_bug.cgi?id=14408

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Reported-by: Peter Teoh <htmldeveloper@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-10-29 07:39:30 -07:00

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#include <linux/stat.h>
#include <linux/sysctl.h>
#include "../fs/xfs/linux-2.6/xfs_sysctl.h"
#include <linux/sunrpc/debug.h>
#include <linux/string.h>
#include <net/ip_vs.h>
struct trans_ctl_table {
int ctl_name;
const char *procname;
const struct trans_ctl_table *child;
};
static const struct trans_ctl_table trans_random_table[] = {
{ RANDOM_POOLSIZE, "poolsize" },
{ RANDOM_ENTROPY_COUNT, "entropy_avail" },
{ RANDOM_READ_THRESH, "read_wakeup_threshold" },
{ RANDOM_WRITE_THRESH, "write_wakeup_threshold" },
{ RANDOM_BOOT_ID, "boot_id" },
{ RANDOM_UUID, "uuid" },
{}
};
static const struct trans_ctl_table trans_pty_table[] = {
{ PTY_MAX, "max" },
{ PTY_NR, "nr" },
{}
};
static const struct trans_ctl_table trans_kern_table[] = {
{ KERN_OSTYPE, "ostype" },
{ KERN_OSRELEASE, "osrelease" },
/* KERN_OSREV not used */
{ KERN_VERSION, "version" },
/* KERN_SECUREMASK not used */
/* KERN_PROF not used */
{ KERN_NODENAME, "hostname" },
{ KERN_DOMAINNAME, "domainname" },
{ KERN_PANIC, "panic" },
{ KERN_REALROOTDEV, "real-root-dev" },
{ KERN_SPARC_REBOOT, "reboot-cmd" },
{ KERN_CTLALTDEL, "ctrl-alt-del" },
{ KERN_PRINTK, "printk" },
/* KERN_NAMETRANS not used */
/* KERN_PPC_HTABRECLAIM not used */
/* KERN_PPC_ZEROPAGED not used */
{ KERN_PPC_POWERSAVE_NAP, "powersave-nap" },
{ KERN_MODPROBE, "modprobe" },
{ KERN_SG_BIG_BUFF, "sg-big-buff" },
{ KERN_ACCT, "acct" },
{ KERN_PPC_L2CR, "l2cr" },
/* KERN_RTSIGNR not used */
/* KERN_RTSIGMAX not used */
{ KERN_SHMMAX, "shmmax" },
{ KERN_MSGMAX, "msgmax" },
{ KERN_MSGMNB, "msgmnb" },
/* KERN_MSGPOOL not used*/
{ KERN_SYSRQ, "sysrq" },
{ KERN_MAX_THREADS, "threads-max" },
{ KERN_RANDOM, "random", trans_random_table },
{ KERN_SHMALL, "shmall" },
{ KERN_MSGMNI, "msgmni" },
{ KERN_SEM, "sem" },
{ KERN_SPARC_STOP_A, "stop-a" },
{ KERN_SHMMNI, "shmmni" },
{ KERN_OVERFLOWUID, "overflowuid" },
{ KERN_OVERFLOWGID, "overflowgid" },
{ KERN_HOTPLUG, "hotplug", },
{ KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" },
{ KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" },
{ KERN_CORE_USES_PID, "core_uses_pid" },
{ KERN_TAINTED, "tainted" },
{ KERN_CADPID, "cad_pid" },
{ KERN_PIDMAX, "pid_max" },
{ KERN_CORE_PATTERN, "core_pattern" },
{ KERN_PANIC_ON_OOPS, "panic_on_oops" },
{ KERN_HPPA_PWRSW, "soft-power" },
{ KERN_HPPA_UNALIGNED, "unaligned-trap" },
{ KERN_PRINTK_RATELIMIT, "printk_ratelimit" },
{ KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" },
{ KERN_PTY, "pty", trans_pty_table },
{ KERN_NGROUPS_MAX, "ngroups_max" },
{ KERN_SPARC_SCONS_PWROFF, "scons-poweroff" },
{ KERN_HZ_TIMER, "hz_timer" },
{ KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" },
{ KERN_BOOTLOADER_TYPE, "bootloader_type" },
{ KERN_RANDOMIZE, "randomize_va_space" },
{ KERN_SPIN_RETRY, "spin_retry" },
{ KERN_ACPI_VIDEO_FLAGS, "acpi_video_flags" },
{ KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" },
{ KERN_COMPAT_LOG, "compat-log" },
{ KERN_MAX_LOCK_DEPTH, "max_lock_depth" },
{ KERN_NMI_WATCHDOG, "nmi_watchdog" },
{ KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" },
{}
};
static const struct trans_ctl_table trans_vm_table[] = {
{ VM_OVERCOMMIT_MEMORY, "overcommit_memory" },
{ VM_PAGE_CLUSTER, "page-cluster" },
{ VM_DIRTY_BACKGROUND, "dirty_background_ratio" },
{ VM_DIRTY_RATIO, "dirty_ratio" },
{ VM_DIRTY_WB_CS, "dirty_writeback_centisecs" },
{ VM_DIRTY_EXPIRE_CS, "dirty_expire_centisecs" },
{ VM_NR_PDFLUSH_THREADS, "nr_pdflush_threads" },
{ VM_OVERCOMMIT_RATIO, "overcommit_ratio" },
/* VM_PAGEBUF unused */
{ VM_HUGETLB_PAGES, "nr_hugepages" },
{ VM_SWAPPINESS, "swappiness" },
{ VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" },
{ VM_MIN_FREE_KBYTES, "min_free_kbytes" },
{ VM_MAX_MAP_COUNT, "max_map_count" },
{ VM_LAPTOP_MODE, "laptop_mode" },
{ VM_BLOCK_DUMP, "block_dump" },
{ VM_HUGETLB_GROUP, "hugetlb_shm_group" },
{ VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" },
{ VM_LEGACY_VA_LAYOUT, "legacy_va_layout" },
/* VM_SWAP_TOKEN_TIMEOUT unused */
{ VM_DROP_PAGECACHE, "drop_caches" },
{ VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" },
{ VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" },
{ VM_MIN_UNMAPPED, "min_unmapped_ratio" },
{ VM_PANIC_ON_OOM, "panic_on_oom" },
{ VM_VDSO_ENABLED, "vdso_enabled" },
{ VM_MIN_SLAB, "min_slab_ratio" },
{}
};
static const struct trans_ctl_table trans_net_core_table[] = {
{ NET_CORE_WMEM_MAX, "wmem_max" },
{ NET_CORE_RMEM_MAX, "rmem_max" },
{ NET_CORE_WMEM_DEFAULT, "wmem_default" },
{ NET_CORE_RMEM_DEFAULT, "rmem_default" },
/* NET_CORE_DESTROY_DELAY unused */
{ NET_CORE_MAX_BACKLOG, "netdev_max_backlog" },
/* NET_CORE_FASTROUTE unused */
{ NET_CORE_MSG_COST, "message_cost" },
{ NET_CORE_MSG_BURST, "message_burst" },
{ NET_CORE_OPTMEM_MAX, "optmem_max" },
/* NET_CORE_HOT_LIST_LENGTH unused */
/* NET_CORE_DIVERT_VERSION unused */
/* NET_CORE_NO_CONG_THRESH unused */
/* NET_CORE_NO_CONG unused */
/* NET_CORE_LO_CONG unused */
/* NET_CORE_MOD_CONG unused */
{ NET_CORE_DEV_WEIGHT, "dev_weight" },
{ NET_CORE_SOMAXCONN, "somaxconn" },
{ NET_CORE_BUDGET, "netdev_budget" },
{ NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" },
{ NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" },
{ NET_CORE_WARNINGS, "warnings" },
{},
};
static const struct trans_ctl_table trans_net_unix_table[] = {
/* NET_UNIX_DESTROY_DELAY unused */
/* NET_UNIX_DELETE_DELAY unused */
{ NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" },
{}
};
static const struct trans_ctl_table trans_net_ipv4_route_table[] = {
{ NET_IPV4_ROUTE_FLUSH, "flush" },
{ NET_IPV4_ROUTE_MIN_DELAY, "min_delay" },
{ NET_IPV4_ROUTE_MAX_DELAY, "max_delay" },
{ NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" },
{ NET_IPV4_ROUTE_MAX_SIZE, "max_size" },
{ NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
{ NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" },
{ NET_IPV4_ROUTE_GC_INTERVAL, "gc_interval" },
{ NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" },
{ NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" },
{ NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" },
{ NET_IPV4_ROUTE_ERROR_COST, "error_cost" },
{ NET_IPV4_ROUTE_ERROR_BURST, "error_burst" },
{ NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" },
{ NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" },
{ NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" },
{ NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" },
{ NET_IPV4_ROUTE_SECRET_INTERVAL, "secret_interval" },
{ NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
{}
};
static const struct trans_ctl_table trans_net_ipv4_conf_vars_table[] = {
{ NET_IPV4_CONF_FORWARDING, "forwarding" },
{ NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" },
{ NET_IPV4_CONF_PROXY_ARP, "proxy_arp" },
{ NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" },
{ NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" },
{ NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" },
{ NET_IPV4_CONF_SHARED_MEDIA, "shared_media" },
{ NET_IPV4_CONF_RP_FILTER, "rp_filter" },
{ NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
{ NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" },
{ NET_IPV4_CONF_LOG_MARTIANS, "log_martians" },
{ NET_IPV4_CONF_TAG, "tag" },
{ NET_IPV4_CONF_ARPFILTER, "arp_filter" },
{ NET_IPV4_CONF_MEDIUM_ID, "medium_id" },
{ NET_IPV4_CONF_NOXFRM, "disable_xfrm" },
{ NET_IPV4_CONF_NOPOLICY, "disable_policy" },
{ NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" },
{ NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" },
{ NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" },
{ NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" },
{ NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" },
{ NET_IPV4_CONF_ARP_NOTIFY, "arp_notify" },
{}
};
static const struct trans_ctl_table trans_net_ipv4_conf_table[] = {
{ NET_PROTO_CONF_ALL, "all", trans_net_ipv4_conf_vars_table },
{ NET_PROTO_CONF_DEFAULT, "default", trans_net_ipv4_conf_vars_table },
{ 0, NULL, trans_net_ipv4_conf_vars_table },
{}
};
static const struct trans_ctl_table trans_net_neigh_vars_table[] = {
{ NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" },
{ NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" },
{ NET_NEIGH_APP_SOLICIT, "app_solicit" },
{ NET_NEIGH_RETRANS_TIME, "retrans_time" },
{ NET_NEIGH_REACHABLE_TIME, "base_reachable_time" },
{ NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" },
{ NET_NEIGH_GC_STALE_TIME, "gc_stale_time" },
{ NET_NEIGH_UNRES_QLEN, "unres_qlen" },
{ NET_NEIGH_PROXY_QLEN, "proxy_qlen" },
{ NET_NEIGH_ANYCAST_DELAY, "anycast_delay" },
{ NET_NEIGH_PROXY_DELAY, "proxy_delay" },
{ NET_NEIGH_LOCKTIME, "locktime" },
{ NET_NEIGH_GC_INTERVAL, "gc_interval" },
{ NET_NEIGH_GC_THRESH1, "gc_thresh1" },
{ NET_NEIGH_GC_THRESH2, "gc_thresh2" },
{ NET_NEIGH_GC_THRESH3, "gc_thresh3" },
{ NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" },
{ NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" },
{}
};
static const struct trans_ctl_table trans_net_neigh_table[] = {
{ NET_PROTO_CONF_DEFAULT, "default", trans_net_neigh_vars_table },
{ 0, NULL, trans_net_neigh_vars_table },
{}
};
static const struct trans_ctl_table trans_net_ipv4_netfilter_table[] = {
{ NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT, "ip_conntrack_tcp_timeout_syn_sent" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV, "ip_conntrack_tcp_timeout_syn_recv" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED, "ip_conntrack_tcp_timeout_established" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT, "ip_conntrack_tcp_timeout_fin_wait" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT, "ip_conntrack_tcp_timeout_close_wait" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK, "ip_conntrack_tcp_timeout_last_ack" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT, "ip_conntrack_tcp_timeout_time_wait" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE, "ip_conntrack_tcp_timeout_close" },
{ NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT, "ip_conntrack_udp_timeout" },
{ NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM, "ip_conntrack_udp_timeout_stream" },
{ NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT, "ip_conntrack_icmp_timeout" },
{ NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT, "ip_conntrack_generic_timeout" },
{ NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" },
{ NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" },
{ NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS, "ip_conntrack_tcp_timeout_max_retrans" },
{ NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" },
{ NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" },
{ NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED, "ip_conntrack_sctp_timeout_closed" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT, "ip_conntrack_sctp_timeout_cookie_wait" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED, "ip_conntrack_sctp_timeout_cookie_echoed" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED, "ip_conntrack_sctp_timeout_established" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT, "ip_conntrack_sctp_timeout_shutdown_sent" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD, "ip_conntrack_sctp_timeout_shutdown_recd" },
{ NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT, "ip_conntrack_sctp_timeout_shutdown_ack_sent" },
{ NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" },
{ NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" },
{}
};
static const struct trans_ctl_table trans_net_ipv4_table[] = {
{ NET_IPV4_FORWARD, "ip_forward" },
{ NET_IPV4_DYNADDR, "ip_dynaddr" },
{ NET_IPV4_CONF, "conf", trans_net_ipv4_conf_table },
{ NET_IPV4_NEIGH, "neigh", trans_net_neigh_table },
{ NET_IPV4_ROUTE, "route", trans_net_ipv4_route_table },
/* NET_IPV4_FIB_HASH unused */
{ NET_IPV4_NETFILTER, "netfilter", trans_net_ipv4_netfilter_table },
{ NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" },
{ NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" },
{ NET_IPV4_TCP_SACK, "tcp_sack" },
{ NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" },
{ NET_IPV4_DEFAULT_TTL, "ip_default_ttl" },
/* NET_IPV4_AUTOCONFIG unused */
{ NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" },
{ NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" },
{ NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" },
{ NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" },
{ NET_IPV4_IPFRAG_TIME, "ipfrag_time" },
/* NET_IPV4_TCP_MAX_KA_PROBES unused */
{ NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" },
{ NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" },
{ NET_IPV4_TCP_RETRIES1, "tcp_retries1" },
{ NET_IPV4_TCP_RETRIES2, "tcp_retries2" },
{ NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" },
/* NET_IPV4_IP_MASQ_DEBUG unused */
{ NET_TCP_SYNCOOKIES, "tcp_syncookies" },
{ NET_TCP_STDURG, "tcp_stdurg" },
{ NET_TCP_RFC1337, "tcp_rfc1337" },
/* NET_TCP_SYN_TAILDROP unused */
{ NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" },
{ NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" },
{ NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" },
{ NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" },
/* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */
/* NET_IPV4_ICMP_DESTUNREACH_RATE unused */
/* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */
/* NET_IPV4_ICMP_PARAMPROB_RATE unused */
/* NET_IPV4_ICMP_ECHOREPLY_RATE unused */
{ NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" },
{ NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" },
{ NET_TCP_TW_RECYCLE, "tcp_tw_recycle" },
/* NET_IPV4_ALWAYS_DEFRAG unused */
{ NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" },
{ NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" },
{ NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" },
{ NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" },
{ NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" },
{ NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" },
{ NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" },
{ NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" },
{ NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" },
{ NET_TCP_MAX_ORPHANS, "tcp_max_orphans" },
{ NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" },
{ NET_TCP_FACK, "tcp_fack" },
{ NET_TCP_REORDERING, "tcp_reordering" },
{ NET_TCP_ECN, "tcp_ecn" },
{ NET_TCP_DSACK, "tcp_dsack" },
{ NET_TCP_MEM, "tcp_mem" },
{ NET_TCP_WMEM, "tcp_wmem" },
{ NET_TCP_RMEM, "tcp_rmem" },
{ NET_TCP_APP_WIN, "tcp_app_win" },
{ NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" },
{ NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" },
{ NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" },
{ NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" },
{ NET_TCP_TW_REUSE, "tcp_tw_reuse" },
{ NET_TCP_FRTO, "tcp_frto" },
{ NET_TCP_LOW_LATENCY, "tcp_low_latency" },
{ NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" },
{ NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" },
{ NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" },
/* NET_TCP_DEFAULT_WIN_SCALE unused */
{ NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" },
{ NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" },
/* NET_TCP_BIC_BETA unused */
{ NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" },
{ NET_TCP_CONG_CONTROL, "tcp_congestion_control" },
{ NET_TCP_ABC, "tcp_abc" },
{ NET_IPV4_IPFRAG_MAX_DIST, "ipfrag_max_dist" },
{ NET_TCP_MTU_PROBING, "tcp_mtu_probing" },
{ NET_TCP_BASE_MSS, "tcp_base_mss" },
{ NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" },
{ NET_TCP_DMA_COPYBREAK, "tcp_dma_copybreak" },
{ NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" },
{ NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" },
{ NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" },
{ NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" },
{ NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" },
{ NET_TCP_AVAIL_CONG_CONTROL, "tcp_available_congestion_control" },
{ NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" },
{ NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" },
{ NET_TCP_FRTO_RESPONSE, "tcp_frto_response" },
{ 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" },
{}
};
static const struct trans_ctl_table trans_net_ipx_table[] = {
{ NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" },
/* NET_IPX_FORWARDING unused */
{}
};
static const struct trans_ctl_table trans_net_atalk_table[] = {
{ NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" },
{ NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" },
{ NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" },
{ NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" },
{},
};
static const struct trans_ctl_table trans_net_netrom_table[] = {
{ NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" },
{ NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" },
{ NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" },
{ NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" },
{ NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" },
{ NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" },
{ NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" },
{ NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" },
{ NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" },
{ NET_NETROM_ROUTING_CONTROL, "routing_control" },
{ NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" },
{ NET_NETROM_RESET, "reset" },
{}
};
static const struct trans_ctl_table trans_net_ax25_param_table[] = {
{ NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" },
{ NET_AX25_DEFAULT_MODE, "ax25_default_mode" },
{ NET_AX25_BACKOFF_TYPE, "backoff_type" },
{ NET_AX25_CONNECT_MODE, "connect_mode" },
{ NET_AX25_STANDARD_WINDOW, "standard_window_size" },
{ NET_AX25_EXTENDED_WINDOW, "extended_window_size" },
{ NET_AX25_T1_TIMEOUT, "t1_timeout" },
{ NET_AX25_T2_TIMEOUT, "t2_timeout" },
{ NET_AX25_T3_TIMEOUT, "t3_timeout" },
{ NET_AX25_IDLE_TIMEOUT, "idle_timeout" },
{ NET_AX25_N2, "maximum_retry_count" },
{ NET_AX25_PACLEN, "maximum_packet_length" },
{ NET_AX25_PROTOCOL, "protocol" },
{ NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" },
{}
};
static const struct trans_ctl_table trans_net_ax25_table[] = {
{ 0, NULL, trans_net_ax25_param_table },
{}
};
static const struct trans_ctl_table trans_net_bridge_table[] = {
{ NET_BRIDGE_NF_CALL_ARPTABLES, "bridge-nf-call-arptables" },
{ NET_BRIDGE_NF_CALL_IPTABLES, "bridge-nf-call-iptables" },
{ NET_BRIDGE_NF_CALL_IP6TABLES, "bridge-nf-call-ip6tables" },
{ NET_BRIDGE_NF_FILTER_VLAN_TAGGED, "bridge-nf-filter-vlan-tagged" },
{ NET_BRIDGE_NF_FILTER_PPPOE_TAGGED, "bridge-nf-filter-pppoe-tagged" },
{}
};
static const struct trans_ctl_table trans_net_rose_table[] = {
{ NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
{ NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
{ NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
{ NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
{ NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" },
{ NET_ROSE_ROUTING_CONTROL, "routing_control" },
{ NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" },
{ NET_ROSE_MAX_VCS, "maximum_virtual_circuits" },
{ NET_ROSE_WINDOW_SIZE, "window_size" },
{ NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" },
{}
};
static const struct trans_ctl_table trans_net_ipv6_conf_var_table[] = {
{ NET_IPV6_FORWARDING, "forwarding" },
{ NET_IPV6_HOP_LIMIT, "hop_limit" },
{ NET_IPV6_MTU, "mtu" },
{ NET_IPV6_ACCEPT_RA, "accept_ra" },
{ NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" },
{ NET_IPV6_AUTOCONF, "autoconf" },
{ NET_IPV6_DAD_TRANSMITS, "dad_transmits" },
{ NET_IPV6_RTR_SOLICITS, "router_solicitations" },
{ NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" },
{ NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" },
{ NET_IPV6_USE_TEMPADDR, "use_tempaddr" },
{ NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" },
{ NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" },
{ NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" },
{ NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" },
{ NET_IPV6_MAX_ADDRESSES, "max_addresses" },
{ NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" },
{ NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" },
{ NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" },
{ NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" },
{ NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" },
{ NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" },
{ NET_IPV6_PROXY_NDP, "proxy_ndp" },
{ NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
{}
};
static const struct trans_ctl_table trans_net_ipv6_conf_table[] = {
{ NET_PROTO_CONF_ALL, "all", trans_net_ipv6_conf_var_table },
{ NET_PROTO_CONF_DEFAULT, "default", trans_net_ipv6_conf_var_table },
{ 0, NULL, trans_net_ipv6_conf_var_table },
{}
};
static const struct trans_ctl_table trans_net_ipv6_route_table[] = {
{ NET_IPV6_ROUTE_FLUSH, "flush" },
{ NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" },
{ NET_IPV6_ROUTE_MAX_SIZE, "max_size" },
{ NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
{ NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" },
{ NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" },
{ NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" },
{ NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" },
{ NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" },
{ NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
{}
};
static const struct trans_ctl_table trans_net_ipv6_icmp_table[] = {
{ NET_IPV6_ICMP_RATELIMIT, "ratelimit" },
{}
};
static const struct trans_ctl_table trans_net_ipv6_table[] = {
{ NET_IPV6_CONF, "conf", trans_net_ipv6_conf_table },
{ NET_IPV6_NEIGH, "neigh", trans_net_neigh_table },
{ NET_IPV6_ROUTE, "route", trans_net_ipv6_route_table },
{ NET_IPV6_ICMP, "icmp", trans_net_ipv6_icmp_table },
{ NET_IPV6_BINDV6ONLY, "bindv6only" },
{ NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" },
{ NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" },
{ NET_IPV6_IP6FRAG_TIME, "ip6frag_time" },
{ NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" },
{ NET_IPV6_MLD_MAX_MSF, "mld_max_msf" },
{ 2088 /* IPQ_QMAX */, "ip6_queue_maxlen" },
{}
};
static const struct trans_ctl_table trans_net_x25_table[] = {
{ NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
{ NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
{ NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
{ NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
{ NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" },
{ NET_X25_FORWARD, "x25_forward" },
{}
};
static const struct trans_ctl_table trans_net_tr_table[] = {
{ NET_TR_RIF_TIMEOUT, "rif_timeout" },
{}
};
static const struct trans_ctl_table trans_net_decnet_conf_vars[] = {
{ NET_DECNET_CONF_DEV_FORWARDING, "forwarding" },
{ NET_DECNET_CONF_DEV_PRIORITY, "priority" },
{ NET_DECNET_CONF_DEV_T2, "t2" },
{ NET_DECNET_CONF_DEV_T3, "t3" },
{}
};
static const struct trans_ctl_table trans_net_decnet_conf[] = {
{ 0, NULL, trans_net_decnet_conf_vars },
{}
};
static const struct trans_ctl_table trans_net_decnet_table[] = {
{ NET_DECNET_CONF, "conf", trans_net_decnet_conf },
{ NET_DECNET_NODE_ADDRESS, "node_address" },
{ NET_DECNET_NODE_NAME, "node_name" },
{ NET_DECNET_DEFAULT_DEVICE, "default_device" },
{ NET_DECNET_TIME_WAIT, "time_wait" },
{ NET_DECNET_DN_COUNT, "dn_count" },
{ NET_DECNET_DI_COUNT, "di_count" },
{ NET_DECNET_DR_COUNT, "dr_count" },
{ NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" },
{ NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" },
{ NET_DECNET_MEM, "decnet_mem" },
{ NET_DECNET_RMEM, "decnet_rmem" },
{ NET_DECNET_WMEM, "decnet_wmem" },
{ NET_DECNET_DEBUG_LEVEL, "debug" },
{}
};
static const struct trans_ctl_table trans_net_sctp_table[] = {
{ NET_SCTP_RTO_INITIAL, "rto_initial" },
{ NET_SCTP_RTO_MIN, "rto_min" },
{ NET_SCTP_RTO_MAX, "rto_max" },
{ NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" },
{ NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" },
{ NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" },
{ NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" },
{ NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" },
{ NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" },
{ NET_SCTP_HB_INTERVAL, "hb_interval" },
{ NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" },
{ NET_SCTP_MAX_BURST, "max_burst" },
{ NET_SCTP_ADDIP_ENABLE, "addip_enable" },
{ NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" },
{ NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" },
{ NET_SCTP_SACK_TIMEOUT, "sack_timeout" },
{ NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" },
{}
};
static const struct trans_ctl_table trans_net_llc_llc2_timeout_table[] = {
{ NET_LLC2_ACK_TIMEOUT, "ack" },
{ NET_LLC2_P_TIMEOUT, "p" },
{ NET_LLC2_REJ_TIMEOUT, "rej" },
{ NET_LLC2_BUSY_TIMEOUT, "busy" },
{}
};
static const struct trans_ctl_table trans_net_llc_station_table[] = {
{ NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" },
{}
};
static const struct trans_ctl_table trans_net_llc_llc2_table[] = {
{ NET_LLC2, "timeout", trans_net_llc_llc2_timeout_table },
{}
};
static const struct trans_ctl_table trans_net_llc_table[] = {
{ NET_LLC2, "llc2", trans_net_llc_llc2_table },
{ NET_LLC_STATION, "station", trans_net_llc_station_table },
{}
};
static const struct trans_ctl_table trans_net_netfilter_table[] = {
{ NET_NF_CONNTRACK_MAX, "nf_conntrack_max" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT, "nf_conntrack_tcp_timeout_syn_sent" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV, "nf_conntrack_tcp_timeout_syn_recv" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED, "nf_conntrack_tcp_timeout_established" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT, "nf_conntrack_tcp_timeout_fin_wait" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT, "nf_conntrack_tcp_timeout_close_wait" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK, "nf_conntrack_tcp_timeout_last_ack" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT, "nf_conntrack_tcp_timeout_time_wait" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE, "nf_conntrack_tcp_timeout_close" },
{ NET_NF_CONNTRACK_UDP_TIMEOUT, "nf_conntrack_udp_timeout" },
{ NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM, "nf_conntrack_udp_timeout_stream" },
{ NET_NF_CONNTRACK_ICMP_TIMEOUT, "nf_conntrack_icmp_timeout" },
{ NET_NF_CONNTRACK_GENERIC_TIMEOUT, "nf_conntrack_generic_timeout" },
{ NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" },
{ NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" },
{ NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS, "nf_conntrack_tcp_timeout_max_retrans" },
{ NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" },
{ NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" },
{ NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED, "nf_conntrack_sctp_timeout_closed" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT, "nf_conntrack_sctp_timeout_cookie_wait" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED, "nf_conntrack_sctp_timeout_cookie_echoed" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED, "nf_conntrack_sctp_timeout_established" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT, "nf_conntrack_sctp_timeout_shutdown_sent" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD, "nf_conntrack_sctp_timeout_shutdown_recd" },
{ NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT, "nf_conntrack_sctp_timeout_shutdown_ack_sent" },
{ NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" },
{ NET_NF_CONNTRACK_ICMPV6_TIMEOUT, "nf_conntrack_icmpv6_timeout" },
{ NET_NF_CONNTRACK_FRAG6_TIMEOUT, "nf_conntrack_frag6_timeout" },
{ NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" },
{ NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" },
{ NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" },
{}
};
static const struct trans_ctl_table trans_net_dccp_table[] = {
{ NET_DCCP_DEFAULT, "default" },
{}
};
static const struct trans_ctl_table trans_net_irda_table[] = {
{ NET_IRDA_DISCOVERY, "discovery" },
{ NET_IRDA_DEVNAME, "devname" },
{ NET_IRDA_DEBUG, "debug" },
{ NET_IRDA_FAST_POLL, "fast_poll_increase" },
{ NET_IRDA_DISCOVERY_SLOTS, "discovery_slots" },
{ NET_IRDA_DISCOVERY_TIMEOUT, "discovery_timeout" },
{ NET_IRDA_SLOT_TIMEOUT, "slot_timeout" },
{ NET_IRDA_MAX_BAUD_RATE, "max_baud_rate" },
{ NET_IRDA_MIN_TX_TURN_TIME, "min_tx_turn_time" },
{ NET_IRDA_MAX_TX_DATA_SIZE, "max_tx_data_size" },
{ NET_IRDA_MAX_TX_WINDOW, "max_tx_window" },
{ NET_IRDA_MAX_NOREPLY_TIME, "max_noreply_time" },
{ NET_IRDA_WARN_NOREPLY_TIME, "warn_noreply_time" },
{ NET_IRDA_LAP_KEEPALIVE_TIME, "lap_keepalive_time" },
{}
};
static const struct trans_ctl_table trans_net_table[] = {
{ NET_CORE, "core", trans_net_core_table },
/* NET_ETHER not used */
/* NET_802 not used */
{ NET_UNIX, "unix", trans_net_unix_table },
{ NET_IPV4, "ipv4", trans_net_ipv4_table },
{ NET_IPX, "ipx", trans_net_ipx_table },
{ NET_ATALK, "appletalk", trans_net_atalk_table },
{ NET_NETROM, "netrom", trans_net_netrom_table },
{ NET_AX25, "ax25", trans_net_ax25_table },
{ NET_BRIDGE, "bridge", trans_net_bridge_table },
{ NET_ROSE, "rose", trans_net_rose_table },
{ NET_IPV6, "ipv6", trans_net_ipv6_table },
{ NET_X25, "x25", trans_net_x25_table },
{ NET_TR, "token-ring", trans_net_tr_table },
{ NET_DECNET, "decnet", trans_net_decnet_table },
/* NET_ECONET not used */
{ NET_SCTP, "sctp", trans_net_sctp_table },
{ NET_LLC, "llc", trans_net_llc_table },
{ NET_NETFILTER, "netfilter", trans_net_netfilter_table },
{ NET_DCCP, "dccp", trans_net_dccp_table },
{ NET_IRDA, "irda", trans_net_irda_table },
{ 2089, "nf_conntrack_max" },
{}
};
static const struct trans_ctl_table trans_fs_quota_table[] = {
{ FS_DQ_LOOKUPS, "lookups" },
{ FS_DQ_DROPS, "drops" },
{ FS_DQ_READS, "reads" },
{ FS_DQ_WRITES, "writes" },
{ FS_DQ_CACHE_HITS, "cache_hits" },
{ FS_DQ_ALLOCATED, "allocated_dquots" },
{ FS_DQ_FREE, "free_dquots" },
{ FS_DQ_SYNCS, "syncs" },
{ FS_DQ_WARNINGS, "warnings" },
{}
};
static const struct trans_ctl_table trans_fs_xfs_table[] = {
{ XFS_SGID_INHERIT, "irix_sgid_inherit" },
{ XFS_SYMLINK_MODE, "irix_symlink_mode" },
{ XFS_PANIC_MASK, "panic_mask" },
{ XFS_ERRLEVEL, "error_level" },
{ XFS_SYNCD_TIMER, "xfssyncd_centisecs" },
{ XFS_INHERIT_SYNC, "inherit_sync" },
{ XFS_INHERIT_NODUMP, "inherit_nodump" },
{ XFS_INHERIT_NOATIME, "inherit_noatime" },
{ XFS_BUF_TIMER, "xfsbufd_centisecs" },
{ XFS_BUF_AGE, "age_buffer_centisecs" },
{ XFS_INHERIT_NOSYM, "inherit_nosymlinks" },
{ XFS_ROTORSTEP, "rotorstep" },
{ XFS_INHERIT_NODFRG, "inherit_nodefrag" },
{ XFS_FILESTREAM_TIMER, "filestream_centisecs" },
{ XFS_STATS_CLEAR, "stats_clear" },
{}
};
static const struct trans_ctl_table trans_fs_ocfs2_nm_table[] = {
{ 1, "hb_ctl_path" },
{}
};
static const struct trans_ctl_table trans_fs_ocfs2_table[] = {
{ 1, "nm", trans_fs_ocfs2_nm_table },
{}
};
static const struct trans_ctl_table trans_inotify_table[] = {
{ INOTIFY_MAX_USER_INSTANCES, "max_user_instances" },
{ INOTIFY_MAX_USER_WATCHES, "max_user_watches" },
{ INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" },
{}
};
static const struct trans_ctl_table trans_fs_table[] = {
{ FS_NRINODE, "inode-nr" },
{ FS_STATINODE, "inode-state" },
/* FS_MAXINODE unused */
/* FS_NRDQUOT unused */
/* FS_MAXDQUOT unused */
{ FS_NRFILE, "file-nr" },
{ FS_MAXFILE, "file-max" },
{ FS_DENTRY, "dentry-state" },
/* FS_NRSUPER unused */
/* FS_MAXUPSER unused */
{ FS_OVERFLOWUID, "overflowuid" },
{ FS_OVERFLOWGID, "overflowgid" },
{ FS_LEASES, "leases-enable" },
{ FS_DIR_NOTIFY, "dir-notify-enable" },
{ FS_LEASE_TIME, "lease-break-time" },
{ FS_DQSTATS, "quota", trans_fs_quota_table },
{ FS_XFS, "xfs", trans_fs_xfs_table },
{ FS_AIO_NR, "aio-nr" },
{ FS_AIO_MAX_NR, "aio-max-nr" },
{ FS_INOTIFY, "inotify", trans_inotify_table },
{ FS_OCFS2, "ocfs2", trans_fs_ocfs2_table },
{ KERN_SETUID_DUMPABLE, "suid_dumpable" },
{}
};
static const struct trans_ctl_table trans_debug_table[] = {
{}
};
static const struct trans_ctl_table trans_cdrom_table[] = {
{ DEV_CDROM_INFO, "info" },
{ DEV_CDROM_AUTOCLOSE, "autoclose" },
{ DEV_CDROM_AUTOEJECT, "autoeject" },
{ DEV_CDROM_DEBUG, "debug" },
{ DEV_CDROM_LOCK, "lock" },
{ DEV_CDROM_CHECK_MEDIA, "check_media" },
{}
};
static const struct trans_ctl_table trans_ipmi_table[] = {
{ DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" },
{}
};
static const struct trans_ctl_table trans_mac_hid_files[] = {
/* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */
/* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */
{ DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" },
{ DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" },
{ DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" },
/* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */
{}
};
static const struct trans_ctl_table trans_raid_table[] = {
{ DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" },
{ DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" },
{}
};
static const struct trans_ctl_table trans_scsi_table[] = {
{ DEV_SCSI_LOGGING_LEVEL, "logging_level" },
{}
};
static const struct trans_ctl_table trans_parport_default_table[] = {
{ DEV_PARPORT_DEFAULT_TIMESLICE, "timeslice" },
{ DEV_PARPORT_DEFAULT_SPINTIME, "spintime" },
{}
};
static const struct trans_ctl_table trans_parport_device_table[] = {
{ DEV_PARPORT_DEVICE_TIMESLICE, "timeslice" },
{}
};
static const struct trans_ctl_table trans_parport_devices_table[] = {
{ DEV_PARPORT_DEVICES_ACTIVE, "active" },
{ 0, NULL, trans_parport_device_table },
{}
};
static const struct trans_ctl_table trans_parport_parport_table[] = {
{ DEV_PARPORT_SPINTIME, "spintime" },
{ DEV_PARPORT_BASE_ADDR, "base-addr" },
{ DEV_PARPORT_IRQ, "irq" },
{ DEV_PARPORT_DMA, "dma" },
{ DEV_PARPORT_MODES, "modes" },
{ DEV_PARPORT_DEVICES, "devices", trans_parport_devices_table },
{ DEV_PARPORT_AUTOPROBE, "autoprobe" },
{ DEV_PARPORT_AUTOPROBE + 1, "autoprobe0" },
{ DEV_PARPORT_AUTOPROBE + 2, "autoprobe1" },
{ DEV_PARPORT_AUTOPROBE + 3, "autoprobe2" },
{ DEV_PARPORT_AUTOPROBE + 4, "autoprobe3" },
{}
};
static const struct trans_ctl_table trans_parport_table[] = {
{ DEV_PARPORT_DEFAULT, "default", trans_parport_default_table },
{ 0, NULL, trans_parport_parport_table },
{}
};
static const struct trans_ctl_table trans_dev_table[] = {
{ DEV_CDROM, "cdrom", trans_cdrom_table },
/* DEV_HWMON unused */
{ DEV_PARPORT, "parport", trans_parport_table },
{ DEV_RAID, "raid", trans_raid_table },
{ DEV_MAC_HID, "mac_hid", trans_mac_hid_files },
{ DEV_SCSI, "scsi", trans_scsi_table },
{ DEV_IPMI, "ipmi", trans_ipmi_table },
{}
};
static const struct trans_ctl_table trans_bus_isa_table[] = {
{ BUS_ISA_MEM_BASE, "membase" },
{ BUS_ISA_PORT_BASE, "portbase" },
{ BUS_ISA_PORT_SHIFT, "portshift" },
{}
};
static const struct trans_ctl_table trans_bus_table[] = {
{ CTL_BUS_ISA, "isa", trans_bus_isa_table },
{}
};
static const struct trans_ctl_table trans_arlan_conf_table0[] = {
{ 1, "spreadingCode" },
{ 2, "channelNumber" },
{ 3, "scramblingDisable" },
{ 4, "txAttenuation" },
{ 5, "systemId" },
{ 6, "maxDatagramSize" },
{ 7, "maxFrameSize" },
{ 8, "maxRetries" },
{ 9, "receiveMode" },
{ 10, "priority" },
{ 11, "rootOrRepeater" },
{ 12, "SID" },
{ 13, "registrationMode" },
{ 14, "registrationFill" },
{ 15, "localTalkAddress" },
{ 16, "codeFormat" },
{ 17, "numChannels" },
{ 18, "channel1" },
{ 19, "channel2" },
{ 20, "channel3" },
{ 21, "channel4" },
{ 22, "txClear" },
{ 23, "txRetries" },
{ 24, "txRouting" },
{ 25, "txScrambled" },
{ 26, "rxParameter" },
{ 27, "txTimeoutMs" },
{ 28, "waitCardTimeout" },
{ 29, "channelSet" },
{ 30, "name" },
{ 31, "waitTime" },
{ 32, "lParameter" },
{ 33, "_15" },
{ 34, "headerSize" },
{ 36, "tx_delay_ms" },
{ 37, "retries" },
{ 38, "ReTransmitPacketMaxSize" },
{ 39, "waitReTransmitPacketMaxSize" },
{ 40, "fastReTransCount" },
{ 41, "driverRetransmissions" },
{ 42, "txAckTimeoutMs" },
{ 43, "registrationInterrupts" },
{ 44, "hardwareType" },
{ 45, "radioType" },
{ 46, "writeEEPROM" },
{ 47, "writeRadioType" },
{ 48, "entry_exit_debug" },
{ 49, "debug" },
{ 50, "in_speed" },
{ 51, "out_speed" },
{ 52, "in_speed10" },
{ 53, "out_speed10" },
{ 54, "in_speed_max" },
{ 55, "out_speed_max" },
{ 56, "measure_rate" },
{ 57, "pre_Command_Wait" },
{ 58, "rx_tweak1" },
{ 59, "rx_tweak2" },
{ 60, "tx_queue_len" },
{ 150, "arlan0-txRing" },
{ 151, "arlan0-rxRing" },
{ 152, "arlan0-18" },
{ 153, "arlan0-ring" },
{ 154, "arlan0-shm-cpy" },
{ 155, "config0" },
{ 156, "reset0" },
{}
};
static const struct trans_ctl_table trans_arlan_conf_table1[] = {
{ 1, "spreadingCode" },
{ 2, "channelNumber" },
{ 3, "scramblingDisable" },
{ 4, "txAttenuation" },
{ 5, "systemId" },
{ 6, "maxDatagramSize" },
{ 7, "maxFrameSize" },
{ 8, "maxRetries" },
{ 9, "receiveMode" },
{ 10, "priority" },
{ 11, "rootOrRepeater" },
{ 12, "SID" },
{ 13, "registrationMode" },
{ 14, "registrationFill" },
{ 15, "localTalkAddress" },
{ 16, "codeFormat" },
{ 17, "numChannels" },
{ 18, "channel1" },
{ 19, "channel2" },
{ 20, "channel3" },
{ 21, "channel4" },
{ 22, "txClear" },
{ 23, "txRetries" },
{ 24, "txRouting" },
{ 25, "txScrambled" },
{ 26, "rxParameter" },
{ 27, "txTimeoutMs" },
{ 28, "waitCardTimeout" },
{ 29, "channelSet" },
{ 30, "name" },
{ 31, "waitTime" },
{ 32, "lParameter" },
{ 33, "_15" },
{ 34, "headerSize" },
{ 36, "tx_delay_ms" },
{ 37, "retries" },
{ 38, "ReTransmitPacketMaxSize" },
{ 39, "waitReTransmitPacketMaxSize" },
{ 40, "fastReTransCount" },
{ 41, "driverRetransmissions" },
{ 42, "txAckTimeoutMs" },
{ 43, "registrationInterrupts" },
{ 44, "hardwareType" },
{ 45, "radioType" },
{ 46, "writeEEPROM" },
{ 47, "writeRadioType" },
{ 48, "entry_exit_debug" },
{ 49, "debug" },
{ 50, "in_speed" },
{ 51, "out_speed" },
{ 52, "in_speed10" },
{ 53, "out_speed10" },
{ 54, "in_speed_max" },
{ 55, "out_speed_max" },
{ 56, "measure_rate" },
{ 57, "pre_Command_Wait" },
{ 58, "rx_tweak1" },
{ 59, "rx_tweak2" },
{ 60, "tx_queue_len" },
{ 150, "arlan1-txRing" },
{ 151, "arlan1-rxRing" },
{ 152, "arlan1-18" },
{ 153, "arlan1-ring" },
{ 154, "arlan1-shm-cpy" },
{ 155, "config1" },
{ 156, "reset1" },
{}
};
static const struct trans_ctl_table trans_arlan_conf_table2[] = {
{ 1, "spreadingCode" },
{ 2, "channelNumber" },
{ 3, "scramblingDisable" },
{ 4, "txAttenuation" },
{ 5, "systemId" },
{ 6, "maxDatagramSize" },
{ 7, "maxFrameSize" },
{ 8, "maxRetries" },
{ 9, "receiveMode" },
{ 10, "priority" },
{ 11, "rootOrRepeater" },
{ 12, "SID" },
{ 13, "registrationMode" },
{ 14, "registrationFill" },
{ 15, "localTalkAddress" },
{ 16, "codeFormat" },
{ 17, "numChannels" },
{ 18, "channel1" },
{ 19, "channel2" },
{ 20, "channel3" },
{ 21, "channel4" },
{ 22, "txClear" },
{ 23, "txRetries" },
{ 24, "txRouting" },
{ 25, "txScrambled" },
{ 26, "rxParameter" },
{ 27, "txTimeoutMs" },
{ 28, "waitCardTimeout" },
{ 29, "channelSet" },
{ 30, "name" },
{ 31, "waitTime" },
{ 32, "lParameter" },
{ 33, "_15" },
{ 34, "headerSize" },
{ 36, "tx_delay_ms" },
{ 37, "retries" },
{ 38, "ReTransmitPacketMaxSize" },
{ 39, "waitReTransmitPacketMaxSize" },
{ 40, "fastReTransCount" },
{ 41, "driverRetransmissions" },
{ 42, "txAckTimeoutMs" },
{ 43, "registrationInterrupts" },
{ 44, "hardwareType" },
{ 45, "radioType" },
{ 46, "writeEEPROM" },
{ 47, "writeRadioType" },
{ 48, "entry_exit_debug" },
{ 49, "debug" },
{ 50, "in_speed" },
{ 51, "out_speed" },
{ 52, "in_speed10" },
{ 53, "out_speed10" },
{ 54, "in_speed_max" },
{ 55, "out_speed_max" },
{ 56, "measure_rate" },
{ 57, "pre_Command_Wait" },
{ 58, "rx_tweak1" },
{ 59, "rx_tweak2" },
{ 60, "tx_queue_len" },
{ 150, "arlan2-txRing" },
{ 151, "arlan2-rxRing" },
{ 152, "arlan2-18" },
{ 153, "arlan2-ring" },
{ 154, "arlan2-shm-cpy" },
{ 155, "config2" },
{ 156, "reset2" },
{}
};
static const struct trans_ctl_table trans_arlan_conf_table3[] = {
{ 1, "spreadingCode" },
{ 2, "channelNumber" },
{ 3, "scramblingDisable" },
{ 4, "txAttenuation" },
{ 5, "systemId" },
{ 6, "maxDatagramSize" },
{ 7, "maxFrameSize" },
{ 8, "maxRetries" },
{ 9, "receiveMode" },
{ 10, "priority" },
{ 11, "rootOrRepeater" },
{ 12, "SID" },
{ 13, "registrationMode" },
{ 14, "registrationFill" },
{ 15, "localTalkAddress" },
{ 16, "codeFormat" },
{ 17, "numChannels" },
{ 18, "channel1" },
{ 19, "channel2" },
{ 20, "channel3" },
{ 21, "channel4" },
{ 22, "txClear" },
{ 23, "txRetries" },
{ 24, "txRouting" },
{ 25, "txScrambled" },
{ 26, "rxParameter" },
{ 27, "txTimeoutMs" },
{ 28, "waitCardTimeout" },
{ 29, "channelSet" },
{ 30, "name" },
{ 31, "waitTime" },
{ 32, "lParameter" },
{ 33, "_15" },
{ 34, "headerSize" },
{ 36, "tx_delay_ms" },
{ 37, "retries" },
{ 38, "ReTransmitPacketMaxSize" },
{ 39, "waitReTransmitPacketMaxSize" },
{ 40, "fastReTransCount" },
{ 41, "driverRetransmissions" },
{ 42, "txAckTimeoutMs" },
{ 43, "registrationInterrupts" },
{ 44, "hardwareType" },
{ 45, "radioType" },
{ 46, "writeEEPROM" },
{ 47, "writeRadioType" },
{ 48, "entry_exit_debug" },
{ 49, "debug" },
{ 50, "in_speed" },
{ 51, "out_speed" },
{ 52, "in_speed10" },
{ 53, "out_speed10" },
{ 54, "in_speed_max" },
{ 55, "out_speed_max" },
{ 56, "measure_rate" },
{ 57, "pre_Command_Wait" },
{ 58, "rx_tweak1" },
{ 59, "rx_tweak2" },
{ 60, "tx_queue_len" },
{ 150, "arlan3-txRing" },
{ 151, "arlan3-rxRing" },
{ 152, "arlan3-18" },
{ 153, "arlan3-ring" },
{ 154, "arlan3-shm-cpy" },
{ 155, "config3" },
{ 156, "reset3" },
{}
};
static const struct trans_ctl_table trans_arlan_table[] = {
{ 1, "arlan0", trans_arlan_conf_table0 },
{ 2, "arlan1", trans_arlan_conf_table1 },
{ 3, "arlan2", trans_arlan_conf_table2 },
{ 4, "arlan3", trans_arlan_conf_table3 },
{}
};
static const struct trans_ctl_table trans_s390dbf_table[] = {
{ 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" },
{ 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" },
{}
};
static const struct trans_ctl_table trans_sunrpc_table[] = {
{ CTL_RPCDEBUG, "rpc_debug" },
{ CTL_NFSDEBUG, "nfs_debug" },
{ CTL_NFSDDEBUG, "nfsd_debug" },
{ CTL_NLMDEBUG, "nlm_debug" },
{ CTL_SLOTTABLE_UDP, "udp_slot_table_entries" },
{ CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" },
{ CTL_MIN_RESVPORT, "min_resvport" },
{ CTL_MAX_RESVPORT, "max_resvport" },
{}
};
static const struct trans_ctl_table trans_pm_table[] = {
{ 1 /* CTL_PM_SUSPEND */, "suspend" },
{ 2 /* CTL_PM_CMODE */, "cmode" },
{ 3 /* CTL_PM_P0 */, "p0" },
{ 4 /* CTL_PM_CM */, "cm" },
{}
};
static const struct trans_ctl_table trans_frv_table[] = {
{ 1, "cache-mode" },
{ 2, "pin-cxnr" },
{}
};
static const struct trans_ctl_table trans_root_table[] = {
{ CTL_KERN, "kernel", trans_kern_table },
{ CTL_VM, "vm", trans_vm_table },
{ CTL_NET, "net", trans_net_table },
/* CTL_PROC not used */
{ CTL_FS, "fs", trans_fs_table },
{ CTL_DEBUG, "debug", trans_debug_table },
{ CTL_DEV, "dev", trans_dev_table },
{ CTL_BUS, "bus", trans_bus_table },
{ CTL_ABI, "abi" },
/* CTL_CPU not used */
{ CTL_ARLAN, "arlan", trans_arlan_table },
{ CTL_S390DBF, "s390dbf", trans_s390dbf_table },
{ CTL_SUNRPC, "sunrpc", trans_sunrpc_table },
{ CTL_PM, "pm", trans_pm_table },
{ CTL_FRV, "frv", trans_frv_table },
{}
};
static int sysctl_depth(struct ctl_table *table)
{
struct ctl_table *tmp;
int depth;
depth = 0;
for (tmp = table; tmp->parent; tmp = tmp->parent)
depth++;
return depth;
}
static struct ctl_table *sysctl_parent(struct ctl_table *table, int n)
{
int i;
for (i = 0; table && i < n; i++)
table = table->parent;
return table;
}
static const struct trans_ctl_table *sysctl_binary_lookup(struct ctl_table *table)
{
struct ctl_table *test;
const struct trans_ctl_table *ref;
int cur_depth;
cur_depth = sysctl_depth(table);
ref = trans_root_table;
repeat:
test = sysctl_parent(table, cur_depth);
for (; ref->ctl_name || ref->procname || ref->child; ref++) {
int match = 0;
if (cur_depth && !ref->child)
continue;
if (test->procname && ref->procname &&
(strcmp(test->procname, ref->procname) == 0))
match++;
if (test->ctl_name && ref->ctl_name &&
(test->ctl_name == ref->ctl_name))
match++;
if (!ref->ctl_name && !ref->procname)
match++;
if (match) {
if (cur_depth != 0) {
cur_depth--;
ref = ref->child;
goto repeat;
}
goto out;
}
}
ref = NULL;
out:
return ref;
}
static void sysctl_print_path(struct ctl_table *table)
{
struct ctl_table *tmp;
int depth, i;
depth = sysctl_depth(table);
if (table->procname) {
for (i = depth; i >= 0; i--) {
tmp = sysctl_parent(table, i);
printk("/%s", tmp->procname?tmp->procname:"");
}
}
printk(" ");
if (table->ctl_name) {
for (i = depth; i >= 0; i--) {
tmp = sysctl_parent(table, i);
printk(".%d", tmp->ctl_name);
}
}
}
static void sysctl_repair_table(struct ctl_table *table)
{
/* Don't complain about the classic default
* sysctl strategy routine. Maybe later we
* can get the tables fixed and complain about
* this.
*/
if (table->ctl_name && table->procname &&
(table->proc_handler == proc_dointvec) &&
(!table->strategy)) {
table->strategy = sysctl_data;
}
}
static struct ctl_table *sysctl_check_lookup(struct nsproxy *namespaces,
struct ctl_table *table)
{
struct ctl_table_header *head;
struct ctl_table *ref, *test;
int depth, cur_depth;
depth = sysctl_depth(table);
for (head = __sysctl_head_next(namespaces, NULL); head;
head = __sysctl_head_next(namespaces, head)) {
cur_depth = depth;
ref = head->ctl_table;
repeat:
test = sysctl_parent(table, cur_depth);
for (; ref->ctl_name || ref->procname; ref++) {
int match = 0;
if (cur_depth && !ref->child)
continue;
if (test->procname && ref->procname &&
(strcmp(test->procname, ref->procname) == 0))
match++;
if (test->ctl_name && ref->ctl_name &&
(test->ctl_name == ref->ctl_name))
match++;
if (match) {
if (cur_depth != 0) {
cur_depth--;
ref = ref->child;
goto repeat;
}
goto out;
}
}
}
ref = NULL;
out:
sysctl_head_finish(head);
return ref;
}
static void set_fail(const char **fail, struct ctl_table *table, const char *str)
{
if (*fail) {
printk(KERN_ERR "sysctl table check failed: ");
sysctl_print_path(table);
printk(" %s\n", *fail);
dump_stack();
}
*fail = str;
}
static int sysctl_check_dir(struct nsproxy *namespaces,
struct ctl_table *table)
{
struct ctl_table *ref;
int error;
error = 0;
ref = sysctl_check_lookup(namespaces, table);
if (ref) {
int match = 0;
if ((!table->procname && !ref->procname) ||
(table->procname && ref->procname &&
(strcmp(table->procname, ref->procname) == 0)))
match++;
if ((!table->ctl_name && !ref->ctl_name) ||
(table->ctl_name && ref->ctl_name &&
(table->ctl_name == ref->ctl_name)))
match++;
if (match != 2) {
printk(KERN_ERR "%s: failed: ", __func__);
sysctl_print_path(table);
printk(" ref: ");
sysctl_print_path(ref);
printk("\n");
error = -EINVAL;
}
}
return error;
}
static void sysctl_check_leaf(struct nsproxy *namespaces,
struct ctl_table *table, const char **fail)
{
struct ctl_table *ref;
ref = sysctl_check_lookup(namespaces, table);
if (ref && (ref != table))
set_fail(fail, table, "Sysctl already exists");
}
static void sysctl_check_bin_path(struct ctl_table *table, const char **fail)
{
const struct trans_ctl_table *ref;
ref = sysctl_binary_lookup(table);
if (table->ctl_name && !ref)
set_fail(fail, table, "Unknown sysctl binary path");
if (ref) {
if (ref->procname &&
(!table->procname ||
(strcmp(table->procname, ref->procname) != 0)))
set_fail(fail, table, "procname does not match binary path procname");
if (ref->ctl_name && table->ctl_name &&
(table->ctl_name != ref->ctl_name))
set_fail(fail, table, "ctl_name does not match binary path ctl_name");
}
}
int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table)
{
int error = 0;
for (; table->ctl_name || table->procname; table++) {
const char *fail = NULL;
sysctl_repair_table(table);
if (table->parent) {
if (table->procname && !table->parent->procname)
set_fail(&fail, table, "Parent without procname");
if (table->ctl_name && !table->parent->ctl_name)
set_fail(&fail, table, "Parent without ctl_name");
}
if (!table->procname)
set_fail(&fail, table, "No procname");
if (table->child) {
if (table->data)
set_fail(&fail, table, "Directory with data?");
if (table->maxlen)
set_fail(&fail, table, "Directory with maxlen?");
if ((table->mode & (S_IRUGO|S_IXUGO)) != table->mode)
set_fail(&fail, table, "Writable sysctl directory");
if (table->proc_handler)
set_fail(&fail, table, "Directory with proc_handler");
if (table->strategy)
set_fail(&fail, table, "Directory with strategy");
if (table->extra1)
set_fail(&fail, table, "Directory with extra1");
if (table->extra2)
set_fail(&fail, table, "Directory with extra2");
if (sysctl_check_dir(namespaces, table))
set_fail(&fail, table, "Inconsistent directory names");
} else {
if ((table->strategy == sysctl_data) ||
(table->strategy == sysctl_string) ||
(table->strategy == sysctl_intvec) ||
(table->strategy == sysctl_jiffies) ||
(table->strategy == sysctl_ms_jiffies) ||
(table->proc_handler == proc_dostring) ||
(table->proc_handler == proc_dointvec) ||
(table->proc_handler == proc_dointvec_minmax) ||
(table->proc_handler == proc_dointvec_jiffies) ||
(table->proc_handler == proc_dointvec_userhz_jiffies) ||
(table->proc_handler == proc_dointvec_ms_jiffies) ||
(table->proc_handler == proc_doulongvec_minmax) ||
(table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) {
if (!table->data)
set_fail(&fail, table, "No data");
if (!table->maxlen)
set_fail(&fail, table, "No maxlen");
}
if ((table->proc_handler == proc_doulongvec_minmax) ||
(table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) {
if (table->maxlen > sizeof (unsigned long)) {
if (!table->extra1)
set_fail(&fail, table, "No min");
if (!table->extra2)
set_fail(&fail, table, "No max");
}
}
#ifdef CONFIG_SYSCTL_SYSCALL
if (table->ctl_name && !table->strategy)
set_fail(&fail, table, "Missing strategy");
#endif
#if 0
if (!table->ctl_name && table->strategy)
set_fail(&fail, table, "Strategy without ctl_name");
#endif
#ifdef CONFIG_PROC_SYSCTL
if (table->procname && !table->proc_handler)
set_fail(&fail, table, "No proc_handler");
#endif
#if 0
if (!table->procname && table->proc_handler)
set_fail(&fail, table, "proc_handler without procname");
#endif
sysctl_check_leaf(namespaces, table, &fail);
}
sysctl_check_bin_path(table, &fail);
if (table->mode > 0777)
set_fail(&fail, table, "bogus .mode");
if (fail) {
set_fail(&fail, table, NULL);
error = -EINVAL;
}
if (table->child)
error |= sysctl_check_table(namespaces, table->child);
}
return error;
}
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