File-copy from v4.4.100
This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Please refer to that tree for all history prior to this point.
Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
new file mode 100644
index 0000000..10a1d7d
--- /dev/null
+++ b/kernel/sysctl_binary.c
@@ -0,0 +1,1494 @@
+#include <linux/stat.h>
+#include <linux/sysctl.h>
+#include "../fs/xfs/xfs_sysctl.h"
+#include <linux/sunrpc/debug.h>
+#include <linux/string.h>
+#include <linux/syscalls.h>
+#include <linux/namei.h>
+#include <linux/mount.h>
+#include <linux/fs.h>
+#include <linux/nsproxy.h>
+#include <linux/pid_namespace.h>
+#include <linux/file.h>
+#include <linux/ctype.h>
+#include <linux/netdevice.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/compat.h>
+
+#ifdef CONFIG_SYSCTL_SYSCALL
+
+struct bin_table;
+typedef ssize_t bin_convert_t(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen);
+
+static bin_convert_t bin_dir;
+static bin_convert_t bin_string;
+static bin_convert_t bin_intvec;
+static bin_convert_t bin_ulongvec;
+static bin_convert_t bin_uuid;
+static bin_convert_t bin_dn_node_address;
+
+#define CTL_DIR bin_dir
+#define CTL_STR bin_string
+#define CTL_INT bin_intvec
+#define CTL_ULONG bin_ulongvec
+#define CTL_UUID bin_uuid
+#define CTL_DNADR bin_dn_node_address
+
+#define BUFSZ 256
+
+struct bin_table {
+ bin_convert_t *convert;
+ int ctl_name;
+ const char *procname;
+ const struct bin_table *child;
+};
+
+static const struct bin_table bin_random_table[] = {
+ { CTL_INT, RANDOM_POOLSIZE, "poolsize" },
+ { CTL_INT, RANDOM_ENTROPY_COUNT, "entropy_avail" },
+ { CTL_INT, RANDOM_READ_THRESH, "read_wakeup_threshold" },
+ { CTL_INT, RANDOM_WRITE_THRESH, "write_wakeup_threshold" },
+ { CTL_UUID, RANDOM_BOOT_ID, "boot_id" },
+ { CTL_UUID, RANDOM_UUID, "uuid" },
+ {}
+};
+
+static const struct bin_table bin_pty_table[] = {
+ { CTL_INT, PTY_MAX, "max" },
+ { CTL_INT, PTY_NR, "nr" },
+ {}
+};
+
+static const struct bin_table bin_kern_table[] = {
+ { CTL_STR, KERN_OSTYPE, "ostype" },
+ { CTL_STR, KERN_OSRELEASE, "osrelease" },
+ /* KERN_OSREV not used */
+ { CTL_STR, KERN_VERSION, "version" },
+ /* KERN_SECUREMASK not used */
+ /* KERN_PROF not used */
+ { CTL_STR, KERN_NODENAME, "hostname" },
+ { CTL_STR, KERN_DOMAINNAME, "domainname" },
+
+ { CTL_INT, KERN_PANIC, "panic" },
+ { CTL_INT, KERN_REALROOTDEV, "real-root-dev" },
+
+ { CTL_STR, KERN_SPARC_REBOOT, "reboot-cmd" },
+ { CTL_INT, KERN_CTLALTDEL, "ctrl-alt-del" },
+ { CTL_INT, KERN_PRINTK, "printk" },
+
+ /* KERN_NAMETRANS not used */
+ /* KERN_PPC_HTABRECLAIM not used */
+ /* KERN_PPC_ZEROPAGED not used */
+ { CTL_INT, KERN_PPC_POWERSAVE_NAP, "powersave-nap" },
+
+ { CTL_STR, KERN_MODPROBE, "modprobe" },
+ { CTL_INT, KERN_SG_BIG_BUFF, "sg-big-buff" },
+ { CTL_INT, KERN_ACCT, "acct" },
+ /* KERN_PPC_L2CR "l2cr" no longer used */
+
+ /* KERN_RTSIGNR not used */
+ /* KERN_RTSIGMAX not used */
+
+ { CTL_ULONG, KERN_SHMMAX, "shmmax" },
+ { CTL_INT, KERN_MSGMAX, "msgmax" },
+ { CTL_INT, KERN_MSGMNB, "msgmnb" },
+ /* KERN_MSGPOOL not used*/
+ { CTL_INT, KERN_SYSRQ, "sysrq" },
+ { CTL_INT, KERN_MAX_THREADS, "threads-max" },
+ { CTL_DIR, KERN_RANDOM, "random", bin_random_table },
+ { CTL_ULONG, KERN_SHMALL, "shmall" },
+ { CTL_INT, KERN_MSGMNI, "msgmni" },
+ { CTL_INT, KERN_SEM, "sem" },
+ { CTL_INT, KERN_SPARC_STOP_A, "stop-a" },
+ { CTL_INT, KERN_SHMMNI, "shmmni" },
+
+ { CTL_INT, KERN_OVERFLOWUID, "overflowuid" },
+ { CTL_INT, KERN_OVERFLOWGID, "overflowgid" },
+
+ { CTL_STR, KERN_HOTPLUG, "hotplug", },
+ { CTL_INT, KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" },
+
+ { CTL_INT, KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" },
+ { CTL_INT, KERN_CORE_USES_PID, "core_uses_pid" },
+ /* KERN_TAINTED "tainted" no longer used */
+ { CTL_INT, KERN_CADPID, "cad_pid" },
+ { CTL_INT, KERN_PIDMAX, "pid_max" },
+ { CTL_STR, KERN_CORE_PATTERN, "core_pattern" },
+ { CTL_INT, KERN_PANIC_ON_OOPS, "panic_on_oops" },
+ { CTL_INT, KERN_HPPA_PWRSW, "soft-power" },
+ { CTL_INT, KERN_HPPA_UNALIGNED, "unaligned-trap" },
+
+ { CTL_INT, KERN_PRINTK_RATELIMIT, "printk_ratelimit" },
+ { CTL_INT, KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" },
+
+ { CTL_DIR, KERN_PTY, "pty", bin_pty_table },
+ { CTL_INT, KERN_NGROUPS_MAX, "ngroups_max" },
+ { CTL_INT, KERN_SPARC_SCONS_PWROFF, "scons-poweroff" },
+ /* KERN_HZ_TIMER "hz_timer" no longer used */
+ { CTL_INT, KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" },
+ { CTL_INT, KERN_BOOTLOADER_TYPE, "bootloader_type" },
+ { CTL_INT, KERN_RANDOMIZE, "randomize_va_space" },
+
+ { CTL_INT, KERN_SPIN_RETRY, "spin_retry" },
+ /* KERN_ACPI_VIDEO_FLAGS "acpi_video_flags" no longer used */
+ { CTL_INT, KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" },
+ { CTL_INT, KERN_COMPAT_LOG, "compat-log" },
+ { CTL_INT, KERN_MAX_LOCK_DEPTH, "max_lock_depth" },
+ { CTL_INT, KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" },
+ { CTL_INT, KERN_PANIC_ON_WARN, "panic_on_warn" },
+ {}
+};
+
+static const struct bin_table bin_vm_table[] = {
+ { CTL_INT, VM_OVERCOMMIT_MEMORY, "overcommit_memory" },
+ { CTL_INT, VM_PAGE_CLUSTER, "page-cluster" },
+ { CTL_INT, VM_DIRTY_BACKGROUND, "dirty_background_ratio" },
+ { CTL_INT, VM_DIRTY_RATIO, "dirty_ratio" },
+ /* VM_DIRTY_WB_CS "dirty_writeback_centisecs" no longer used */
+ /* VM_DIRTY_EXPIRE_CS "dirty_expire_centisecs" no longer used */
+ /* VM_NR_PDFLUSH_THREADS "nr_pdflush_threads" no longer used */
+ { CTL_INT, VM_OVERCOMMIT_RATIO, "overcommit_ratio" },
+ /* VM_PAGEBUF unused */
+ /* VM_HUGETLB_PAGES "nr_hugepages" no longer used */
+ { CTL_INT, VM_SWAPPINESS, "swappiness" },
+ { CTL_INT, VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" },
+ { CTL_INT, VM_MIN_FREE_KBYTES, "min_free_kbytes" },
+ { CTL_INT, VM_MAX_MAP_COUNT, "max_map_count" },
+ { CTL_INT, VM_LAPTOP_MODE, "laptop_mode" },
+ { CTL_INT, VM_BLOCK_DUMP, "block_dump" },
+ { CTL_INT, VM_HUGETLB_GROUP, "hugetlb_shm_group" },
+ { CTL_INT, VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" },
+ { CTL_INT, VM_LEGACY_VA_LAYOUT, "legacy_va_layout" },
+ /* VM_SWAP_TOKEN_TIMEOUT unused */
+ { CTL_INT, VM_DROP_PAGECACHE, "drop_caches" },
+ { CTL_INT, VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" },
+ { CTL_INT, VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" },
+ { CTL_INT, VM_MIN_UNMAPPED, "min_unmapped_ratio" },
+ { CTL_INT, VM_PANIC_ON_OOM, "panic_on_oom" },
+ { CTL_INT, VM_VDSO_ENABLED, "vdso_enabled" },
+ { CTL_INT, VM_MIN_SLAB, "min_slab_ratio" },
+
+ {}
+};
+
+static const struct bin_table bin_net_core_table[] = {
+ { CTL_INT, NET_CORE_WMEM_MAX, "wmem_max" },
+ { CTL_INT, NET_CORE_RMEM_MAX, "rmem_max" },
+ { CTL_INT, NET_CORE_WMEM_DEFAULT, "wmem_default" },
+ { CTL_INT, NET_CORE_RMEM_DEFAULT, "rmem_default" },
+ /* NET_CORE_DESTROY_DELAY unused */
+ { CTL_INT, NET_CORE_MAX_BACKLOG, "netdev_max_backlog" },
+ /* NET_CORE_FASTROUTE unused */
+ { CTL_INT, NET_CORE_MSG_COST, "message_cost" },
+ { CTL_INT, NET_CORE_MSG_BURST, "message_burst" },
+ { CTL_INT, 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 */
+ { CTL_INT, NET_CORE_DEV_WEIGHT, "dev_weight" },
+ { CTL_INT, NET_CORE_SOMAXCONN, "somaxconn" },
+ { CTL_INT, NET_CORE_BUDGET, "netdev_budget" },
+ { CTL_INT, NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" },
+ { CTL_INT, NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" },
+ { CTL_INT, NET_CORE_WARNINGS, "warnings" },
+ {},
+};
+
+static const struct bin_table bin_net_unix_table[] = {
+ /* NET_UNIX_DESTROY_DELAY unused */
+ /* NET_UNIX_DELETE_DELAY unused */
+ { CTL_INT, NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv4_route_table[] = {
+ { CTL_INT, NET_IPV4_ROUTE_FLUSH, "flush" },
+ /* NET_IPV4_ROUTE_MIN_DELAY "min_delay" no longer used */
+ /* NET_IPV4_ROUTE_MAX_DELAY "max_delay" no longer used */
+ { CTL_INT, NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" },
+ { CTL_INT, NET_IPV4_ROUTE_MAX_SIZE, "max_size" },
+ { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
+ { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
+ { CTL_INT, NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" },
+ /* NET_IPV4_ROUTE_GC_INTERVAL "gc_interval" no longer used */
+ { CTL_INT, NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" },
+ { CTL_INT, NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" },
+ { CTL_INT, NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" },
+ { CTL_INT, NET_IPV4_ROUTE_ERROR_COST, "error_cost" },
+ { CTL_INT, NET_IPV4_ROUTE_ERROR_BURST, "error_burst" },
+ { CTL_INT, NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" },
+ { CTL_INT, NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" },
+ { CTL_INT, NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" },
+ { CTL_INT, NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv4_conf_vars_table[] = {
+ { CTL_INT, NET_IPV4_CONF_FORWARDING, "forwarding" },
+ { CTL_INT, NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" },
+
+ { CTL_INT, NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" },
+ { CTL_INT, NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" },
+ { CTL_INT, NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" },
+ { CTL_INT, NET_IPV4_CONF_SHARED_MEDIA, "shared_media" },
+ { CTL_INT, NET_IPV4_CONF_RP_FILTER, "rp_filter" },
+ { CTL_INT, NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
+ { CTL_INT, NET_IPV4_CONF_PROXY_ARP, "proxy_arp" },
+ { CTL_INT, NET_IPV4_CONF_MEDIUM_ID, "medium_id" },
+ { CTL_INT, NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" },
+ { CTL_INT, NET_IPV4_CONF_LOG_MARTIANS, "log_martians" },
+ { CTL_INT, NET_IPV4_CONF_TAG, "tag" },
+ { CTL_INT, NET_IPV4_CONF_ARPFILTER, "arp_filter" },
+ { CTL_INT, NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" },
+ { CTL_INT, NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" },
+ { CTL_INT, NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" },
+ { CTL_INT, NET_IPV4_CONF_ARP_NOTIFY, "arp_notify" },
+
+ { CTL_INT, NET_IPV4_CONF_NOXFRM, "disable_xfrm" },
+ { CTL_INT, NET_IPV4_CONF_NOPOLICY, "disable_policy" },
+ { CTL_INT, NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" },
+ { CTL_INT, NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv4_conf_table[] = {
+ { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv4_conf_vars_table },
+ { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv4_conf_vars_table },
+ { CTL_DIR, 0, NULL, bin_net_ipv4_conf_vars_table },
+ {}
+};
+
+static const struct bin_table bin_net_neigh_vars_table[] = {
+ { CTL_INT, NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" },
+ { CTL_INT, NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" },
+ { CTL_INT, NET_NEIGH_APP_SOLICIT, "app_solicit" },
+ /* NET_NEIGH_RETRANS_TIME "retrans_time" no longer used */
+ { CTL_INT, NET_NEIGH_REACHABLE_TIME, "base_reachable_time" },
+ { CTL_INT, NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" },
+ { CTL_INT, NET_NEIGH_GC_STALE_TIME, "gc_stale_time" },
+ { CTL_INT, NET_NEIGH_UNRES_QLEN, "unres_qlen" },
+ { CTL_INT, NET_NEIGH_PROXY_QLEN, "proxy_qlen" },
+ /* NET_NEIGH_ANYCAST_DELAY "anycast_delay" no longer used */
+ /* NET_NEIGH_PROXY_DELAY "proxy_delay" no longer used */
+ /* NET_NEIGH_LOCKTIME "locktime" no longer used */
+ { CTL_INT, NET_NEIGH_GC_INTERVAL, "gc_interval" },
+ { CTL_INT, NET_NEIGH_GC_THRESH1, "gc_thresh1" },
+ { CTL_INT, NET_NEIGH_GC_THRESH2, "gc_thresh2" },
+ { CTL_INT, NET_NEIGH_GC_THRESH3, "gc_thresh3" },
+ { CTL_INT, NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" },
+ { CTL_INT, NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" },
+ {}
+};
+
+static const struct bin_table bin_net_neigh_table[] = {
+ { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_neigh_vars_table },
+ { CTL_DIR, 0, NULL, bin_net_neigh_vars_table },
+ {}
+};
+
+static const struct bin_table bin_net_ipv4_netfilter_table[] = {
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" },
+
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "ip_conntrack_tcp_timeout_syn_sent" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "ip_conntrack_tcp_timeout_syn_recv" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "ip_conntrack_tcp_timeout_established" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "ip_conntrack_tcp_timeout_fin_wait" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "ip_conntrack_tcp_timeout_close_wait" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "ip_conntrack_tcp_timeout_last_ack" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "ip_conntrack_tcp_timeout_time_wait" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "ip_conntrack_tcp_timeout_close" no longer used */
+
+ /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT "ip_conntrack_udp_timeout" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM "ip_conntrack_udp_timeout_stream" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT "ip_conntrack_icmp_timeout" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT "ip_conntrack_generic_timeout" no longer used */
+
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" },
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" },
+ /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "ip_conntrack_tcp_timeout_max_retrans" no longer used */
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" },
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" },
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" },
+
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "ip_conntrack_sctp_timeout_closed" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "ip_conntrack_sctp_timeout_cookie_wait" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "ip_conntrack_sctp_timeout_cookie_echoed" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "ip_conntrack_sctp_timeout_established" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "ip_conntrack_sctp_timeout_shutdown_sent" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "ip_conntrack_sctp_timeout_shutdown_recd" no longer used */
+ /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "ip_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */
+
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" },
+ { CTL_INT, NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv4_table[] = {
+ {CTL_INT, NET_IPV4_FORWARD, "ip_forward" },
+
+ { CTL_DIR, NET_IPV4_CONF, "conf", bin_net_ipv4_conf_table },
+ { CTL_DIR, NET_IPV4_NEIGH, "neigh", bin_net_neigh_table },
+ { CTL_DIR, NET_IPV4_ROUTE, "route", bin_net_ipv4_route_table },
+ /* NET_IPV4_FIB_HASH unused */
+ { CTL_DIR, NET_IPV4_NETFILTER, "netfilter", bin_net_ipv4_netfilter_table },
+
+ { CTL_INT, NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" },
+ { CTL_INT, NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" },
+ { CTL_INT, NET_IPV4_TCP_SACK, "tcp_sack" },
+ { CTL_INT, NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" },
+ { CTL_INT, NET_IPV4_DEFAULT_TTL, "ip_default_ttl" },
+ /* NET_IPV4_AUTOCONFIG unused */
+ { CTL_INT, NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" },
+ { CTL_INT, NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" },
+ { CTL_INT, NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" },
+ { CTL_INT, NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" },
+ { CTL_INT, NET_TCP_MAX_ORPHANS, "tcp_max_orphans" },
+ { CTL_INT, NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" },
+ { CTL_INT, NET_IPV4_DYNADDR, "ip_dynaddr" },
+ { CTL_INT, NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" },
+ { CTL_INT, NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" },
+ { CTL_INT, NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" },
+ { CTL_INT, NET_IPV4_TCP_RETRIES1, "tcp_retries1" },
+ { CTL_INT, NET_IPV4_TCP_RETRIES2, "tcp_retries2" },
+ { CTL_INT, NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" },
+ { CTL_INT, NET_TCP_SYNCOOKIES, "tcp_syncookies" },
+ { CTL_INT, NET_TCP_TW_RECYCLE, "tcp_tw_recycle" },
+ { CTL_INT, NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" },
+ { CTL_INT, NET_TCP_STDURG, "tcp_stdurg" },
+ { CTL_INT, NET_TCP_RFC1337, "tcp_rfc1337" },
+ { CTL_INT, NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" },
+ { CTL_INT, NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" },
+ { CTL_INT, NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" },
+ { CTL_INT, NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" },
+ { CTL_INT, NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" },
+ { CTL_INT, NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" },
+ { CTL_INT, NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" },
+ { CTL_INT, NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" },
+ { CTL_INT, NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" },
+ { CTL_INT, NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" },
+ { CTL_INT, NET_TCP_FACK, "tcp_fack" },
+ { CTL_INT, NET_TCP_REORDERING, "tcp_reordering" },
+ { CTL_INT, NET_TCP_ECN, "tcp_ecn" },
+ { CTL_INT, NET_TCP_DSACK, "tcp_dsack" },
+ { CTL_INT, NET_TCP_MEM, "tcp_mem" },
+ { CTL_INT, NET_TCP_WMEM, "tcp_wmem" },
+ { CTL_INT, NET_TCP_RMEM, "tcp_rmem" },
+ { CTL_INT, NET_TCP_APP_WIN, "tcp_app_win" },
+ { CTL_INT, NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" },
+ { CTL_INT, NET_TCP_TW_REUSE, "tcp_tw_reuse" },
+ { CTL_INT, NET_TCP_FRTO, "tcp_frto" },
+ { CTL_INT, NET_TCP_FRTO_RESPONSE, "tcp_frto_response" },
+ { CTL_INT, NET_TCP_LOW_LATENCY, "tcp_low_latency" },
+ { CTL_INT, NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" },
+ { CTL_INT, NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" },
+ { CTL_INT, NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" },
+ { CTL_STR, NET_TCP_CONG_CONTROL, "tcp_congestion_control" },
+ { CTL_INT, NET_TCP_MTU_PROBING, "tcp_mtu_probing" },
+ { CTL_INT, NET_TCP_BASE_MSS, "tcp_base_mss" },
+ { CTL_INT, NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" },
+ { CTL_INT, NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" },
+ { CTL_INT, NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" },
+ { CTL_INT, NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" },
+ { CTL_INT, NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" },
+ { CTL_INT, NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" },
+ /* NET_TCP_AVAIL_CONG_CONTROL "tcp_available_congestion_control" no longer used */
+ { CTL_STR, NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" },
+ { CTL_INT, NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" },
+
+ { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" },
+ { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" },
+ { CTL_INT, NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" },
+ { CTL_INT, NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" },
+ { CTL_INT, NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" },
+ { CTL_INT, NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" },
+
+ { CTL_INT, NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" },
+ { CTL_INT, NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" },
+ { CTL_INT, NET_IPV4_IPFRAG_TIME, "ipfrag_time" },
+
+ { CTL_INT, NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" },
+ /* NET_IPV4_IPFRAG_MAX_DIST "ipfrag_max_dist" no longer used */
+
+ { CTL_INT, 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" },
+
+ /* NET_TCP_DEFAULT_WIN_SCALE unused */
+ /* NET_TCP_BIC_BETA unused */
+ /* NET_IPV4_TCP_MAX_KA_PROBES unused */
+ /* NET_IPV4_IP_MASQ_DEBUG unused */
+ /* NET_TCP_SYN_TAILDROP unused */
+ /* 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_ALWAYS_DEFRAG unused */
+ {}
+};
+
+static const struct bin_table bin_net_ipx_table[] = {
+ { CTL_INT, NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" },
+ /* NET_IPX_FORWARDING unused */
+ {}
+};
+
+static const struct bin_table bin_net_atalk_table[] = {
+ { CTL_INT, NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" },
+ { CTL_INT, NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" },
+ { CTL_INT, NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" },
+ { CTL_INT, NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" },
+ {},
+};
+
+static const struct bin_table bin_net_netrom_table[] = {
+ { CTL_INT, NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" },
+ { CTL_INT, NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" },
+ { CTL_INT, NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" },
+ { CTL_INT, NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" },
+ { CTL_INT, NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" },
+ { CTL_INT, NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" },
+ { CTL_INT, NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" },
+ { CTL_INT, NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" },
+ { CTL_INT, NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" },
+ { CTL_INT, NET_NETROM_ROUTING_CONTROL, "routing_control" },
+ { CTL_INT, NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" },
+ { CTL_INT, NET_NETROM_RESET, "reset" },
+ {}
+};
+
+static const struct bin_table bin_net_ax25_param_table[] = {
+ { CTL_INT, NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" },
+ { CTL_INT, NET_AX25_DEFAULT_MODE, "ax25_default_mode" },
+ { CTL_INT, NET_AX25_BACKOFF_TYPE, "backoff_type" },
+ { CTL_INT, NET_AX25_CONNECT_MODE, "connect_mode" },
+ { CTL_INT, NET_AX25_STANDARD_WINDOW, "standard_window_size" },
+ { CTL_INT, NET_AX25_EXTENDED_WINDOW, "extended_window_size" },
+ { CTL_INT, NET_AX25_T1_TIMEOUT, "t1_timeout" },
+ { CTL_INT, NET_AX25_T2_TIMEOUT, "t2_timeout" },
+ { CTL_INT, NET_AX25_T3_TIMEOUT, "t3_timeout" },
+ { CTL_INT, NET_AX25_IDLE_TIMEOUT, "idle_timeout" },
+ { CTL_INT, NET_AX25_N2, "maximum_retry_count" },
+ { CTL_INT, NET_AX25_PACLEN, "maximum_packet_length" },
+ { CTL_INT, NET_AX25_PROTOCOL, "protocol" },
+ { CTL_INT, NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" },
+ {}
+};
+
+static const struct bin_table bin_net_ax25_table[] = {
+ { CTL_DIR, 0, NULL, bin_net_ax25_param_table },
+ {}
+};
+
+static const struct bin_table bin_net_rose_table[] = {
+ { CTL_INT, NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
+ { CTL_INT, NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
+ { CTL_INT, NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
+ { CTL_INT, NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
+ { CTL_INT, NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" },
+ { CTL_INT, NET_ROSE_ROUTING_CONTROL, "routing_control" },
+ { CTL_INT, NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" },
+ { CTL_INT, NET_ROSE_MAX_VCS, "maximum_virtual_circuits" },
+ { CTL_INT, NET_ROSE_WINDOW_SIZE, "window_size" },
+ { CTL_INT, NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv6_conf_var_table[] = {
+ { CTL_INT, NET_IPV6_FORWARDING, "forwarding" },
+ { CTL_INT, NET_IPV6_HOP_LIMIT, "hop_limit" },
+ { CTL_INT, NET_IPV6_MTU, "mtu" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA, "accept_ra" },
+ { CTL_INT, NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" },
+ { CTL_INT, NET_IPV6_AUTOCONF, "autoconf" },
+ { CTL_INT, NET_IPV6_DAD_TRANSMITS, "dad_transmits" },
+ { CTL_INT, NET_IPV6_RTR_SOLICITS, "router_solicitations" },
+ { CTL_INT, NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" },
+ { CTL_INT, NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" },
+ { CTL_INT, NET_IPV6_USE_TEMPADDR, "use_tempaddr" },
+ { CTL_INT, NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" },
+ { CTL_INT, NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" },
+ { CTL_INT, NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" },
+ { CTL_INT, NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" },
+ { CTL_INT, NET_IPV6_MAX_ADDRESSES, "max_addresses" },
+ { CTL_INT, NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" },
+ { CTL_INT, NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" },
+ { CTL_INT, NET_IPV6_PROXY_NDP, "proxy_ndp" },
+ { CTL_INT, NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
+ { CTL_INT, NET_IPV6_ACCEPT_RA_FROM_LOCAL, "accept_ra_from_local" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv6_conf_table[] = {
+ { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv6_conf_var_table },
+ { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv6_conf_var_table },
+ { CTL_DIR, 0, NULL, bin_net_ipv6_conf_var_table },
+ {}
+};
+
+static const struct bin_table bin_net_ipv6_route_table[] = {
+ /* NET_IPV6_ROUTE_FLUSH "flush" no longer used */
+ { CTL_INT, NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" },
+ { CTL_INT, NET_IPV6_ROUTE_MAX_SIZE, "max_size" },
+ { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
+ { CTL_INT, NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" },
+ { CTL_INT, NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" },
+ { CTL_INT, NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" },
+ { CTL_INT, NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" },
+ { CTL_INT, NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" },
+ { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv6_icmp_table[] = {
+ { CTL_INT, NET_IPV6_ICMP_RATELIMIT, "ratelimit" },
+ {}
+};
+
+static const struct bin_table bin_net_ipv6_table[] = {
+ { CTL_DIR, NET_IPV6_CONF, "conf", bin_net_ipv6_conf_table },
+ { CTL_DIR, NET_IPV6_NEIGH, "neigh", bin_net_neigh_table },
+ { CTL_DIR, NET_IPV6_ROUTE, "route", bin_net_ipv6_route_table },
+ { CTL_DIR, NET_IPV6_ICMP, "icmp", bin_net_ipv6_icmp_table },
+ { CTL_INT, NET_IPV6_BINDV6ONLY, "bindv6only" },
+ { CTL_INT, NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" },
+ { CTL_INT, NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" },
+ { CTL_INT, NET_IPV6_IP6FRAG_TIME, "ip6frag_time" },
+ { CTL_INT, NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" },
+ { CTL_INT, NET_IPV6_MLD_MAX_MSF, "mld_max_msf" },
+ { CTL_INT, 2088 /* IPQ_QMAX */, "ip6_queue_maxlen" },
+ {}
+};
+
+static const struct bin_table bin_net_x25_table[] = {
+ { CTL_INT, NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
+ { CTL_INT, NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
+ { CTL_INT, NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
+ { CTL_INT, NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
+ { CTL_INT, NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" },
+ { CTL_INT, NET_X25_FORWARD, "x25_forward" },
+ {}
+};
+
+static const struct bin_table bin_net_tr_table[] = {
+ { CTL_INT, NET_TR_RIF_TIMEOUT, "rif_timeout" },
+ {}
+};
+
+
+static const struct bin_table bin_net_decnet_conf_vars[] = {
+ { CTL_INT, NET_DECNET_CONF_DEV_FORWARDING, "forwarding" },
+ { CTL_INT, NET_DECNET_CONF_DEV_PRIORITY, "priority" },
+ { CTL_INT, NET_DECNET_CONF_DEV_T2, "t2" },
+ { CTL_INT, NET_DECNET_CONF_DEV_T3, "t3" },
+ {}
+};
+
+static const struct bin_table bin_net_decnet_conf[] = {
+ { CTL_DIR, NET_DECNET_CONF_ETHER, "ethernet", bin_net_decnet_conf_vars },
+ { CTL_DIR, NET_DECNET_CONF_GRE, "ipgre", bin_net_decnet_conf_vars },
+ { CTL_DIR, NET_DECNET_CONF_X25, "x25", bin_net_decnet_conf_vars },
+ { CTL_DIR, NET_DECNET_CONF_PPP, "ppp", bin_net_decnet_conf_vars },
+ { CTL_DIR, NET_DECNET_CONF_DDCMP, "ddcmp", bin_net_decnet_conf_vars },
+ { CTL_DIR, NET_DECNET_CONF_LOOPBACK, "loopback", bin_net_decnet_conf_vars },
+ { CTL_DIR, 0, NULL, bin_net_decnet_conf_vars },
+ {}
+};
+
+static const struct bin_table bin_net_decnet_table[] = {
+ { CTL_DIR, NET_DECNET_CONF, "conf", bin_net_decnet_conf },
+ { CTL_DNADR, NET_DECNET_NODE_ADDRESS, "node_address" },
+ { CTL_STR, NET_DECNET_NODE_NAME, "node_name" },
+ { CTL_STR, NET_DECNET_DEFAULT_DEVICE, "default_device" },
+ { CTL_INT, NET_DECNET_TIME_WAIT, "time_wait" },
+ { CTL_INT, NET_DECNET_DN_COUNT, "dn_count" },
+ { CTL_INT, NET_DECNET_DI_COUNT, "di_count" },
+ { CTL_INT, NET_DECNET_DR_COUNT, "dr_count" },
+ { CTL_INT, NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" },
+ { CTL_INT, NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" },
+ { CTL_INT, NET_DECNET_MEM, "decnet_mem" },
+ { CTL_INT, NET_DECNET_RMEM, "decnet_rmem" },
+ { CTL_INT, NET_DECNET_WMEM, "decnet_wmem" },
+ { CTL_INT, NET_DECNET_DEBUG_LEVEL, "debug" },
+ {}
+};
+
+static const struct bin_table bin_net_sctp_table[] = {
+ { CTL_INT, NET_SCTP_RTO_INITIAL, "rto_initial" },
+ { CTL_INT, NET_SCTP_RTO_MIN, "rto_min" },
+ { CTL_INT, NET_SCTP_RTO_MAX, "rto_max" },
+ { CTL_INT, NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" },
+ { CTL_INT, NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" },
+ { CTL_INT, NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" },
+ { CTL_INT, NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" },
+ { CTL_INT, NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" },
+ { CTL_INT, NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" },
+ { CTL_INT, NET_SCTP_HB_INTERVAL, "hb_interval" },
+ { CTL_INT, NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" },
+ { CTL_INT, NET_SCTP_MAX_BURST, "max_burst" },
+ { CTL_INT, NET_SCTP_ADDIP_ENABLE, "addip_enable" },
+ { CTL_INT, NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" },
+ { CTL_INT, NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" },
+ { CTL_INT, NET_SCTP_SACK_TIMEOUT, "sack_timeout" },
+ { CTL_INT, NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" },
+ {}
+};
+
+static const struct bin_table bin_net_llc_llc2_timeout_table[] = {
+ { CTL_INT, NET_LLC2_ACK_TIMEOUT, "ack" },
+ { CTL_INT, NET_LLC2_P_TIMEOUT, "p" },
+ { CTL_INT, NET_LLC2_REJ_TIMEOUT, "rej" },
+ { CTL_INT, NET_LLC2_BUSY_TIMEOUT, "busy" },
+ {}
+};
+
+static const struct bin_table bin_net_llc_station_table[] = {
+ { CTL_INT, NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" },
+ {}
+};
+
+static const struct bin_table bin_net_llc_llc2_table[] = {
+ { CTL_DIR, NET_LLC2, "timeout", bin_net_llc_llc2_timeout_table },
+ {}
+};
+
+static const struct bin_table bin_net_llc_table[] = {
+ { CTL_DIR, NET_LLC2, "llc2", bin_net_llc_llc2_table },
+ { CTL_DIR, NET_LLC_STATION, "station", bin_net_llc_station_table },
+ {}
+};
+
+static const struct bin_table bin_net_netfilter_table[] = {
+ { CTL_INT, NET_NF_CONNTRACK_MAX, "nf_conntrack_max" },
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "nf_conntrack_tcp_timeout_syn_sent" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "nf_conntrack_tcp_timeout_syn_recv" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "nf_conntrack_tcp_timeout_established" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "nf_conntrack_tcp_timeout_fin_wait" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "nf_conntrack_tcp_timeout_close_wait" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "nf_conntrack_tcp_timeout_last_ack" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "nf_conntrack_tcp_timeout_time_wait" no longer used */
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "nf_conntrack_tcp_timeout_close" no longer used */
+ /* NET_NF_CONNTRACK_UDP_TIMEOUT "nf_conntrack_udp_timeout" no longer used */
+ /* NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM "nf_conntrack_udp_timeout_stream" no longer used */
+ /* NET_NF_CONNTRACK_ICMP_TIMEOUT "nf_conntrack_icmp_timeout" no longer used */
+ /* NET_NF_CONNTRACK_GENERIC_TIMEOUT "nf_conntrack_generic_timeout" no longer used */
+ { CTL_INT, NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" },
+ { CTL_INT, NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" },
+ /* NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "nf_conntrack_tcp_timeout_max_retrans" no longer used */
+ { CTL_INT, NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" },
+ { CTL_INT, NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" },
+ { CTL_INT, NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" },
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "nf_conntrack_sctp_timeout_closed" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "nf_conntrack_sctp_timeout_cookie_wait" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "nf_conntrack_sctp_timeout_cookie_echoed" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "nf_conntrack_sctp_timeout_established" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "nf_conntrack_sctp_timeout_shutdown_sent" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "nf_conntrack_sctp_timeout_shutdown_recd" no longer used */
+ /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "nf_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */
+ { CTL_INT, NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" },
+ /* NET_NF_CONNTRACK_ICMPV6_TIMEOUT "nf_conntrack_icmpv6_timeout" no longer used */
+ /* NET_NF_CONNTRACK_FRAG6_TIMEOUT "nf_conntrack_frag6_timeout" no longer used */
+ { CTL_INT, NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" },
+ { CTL_INT, NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" },
+ { CTL_INT, NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" },
+
+ {}
+};
+
+static const struct bin_table bin_net_irda_table[] = {
+ { CTL_INT, NET_IRDA_DISCOVERY, "discovery" },
+ { CTL_STR, NET_IRDA_DEVNAME, "devname" },
+ { CTL_INT, NET_IRDA_DEBUG, "debug" },
+ { CTL_INT, NET_IRDA_FAST_POLL, "fast_poll_increase" },
+ { CTL_INT, NET_IRDA_DISCOVERY_SLOTS, "discovery_slots" },
+ { CTL_INT, NET_IRDA_DISCOVERY_TIMEOUT, "discovery_timeout" },
+ { CTL_INT, NET_IRDA_SLOT_TIMEOUT, "slot_timeout" },
+ { CTL_INT, NET_IRDA_MAX_BAUD_RATE, "max_baud_rate" },
+ { CTL_INT, NET_IRDA_MIN_TX_TURN_TIME, "min_tx_turn_time" },
+ { CTL_INT, NET_IRDA_MAX_TX_DATA_SIZE, "max_tx_data_size" },
+ { CTL_INT, NET_IRDA_MAX_TX_WINDOW, "max_tx_window" },
+ { CTL_INT, NET_IRDA_MAX_NOREPLY_TIME, "max_noreply_time" },
+ { CTL_INT, NET_IRDA_WARN_NOREPLY_TIME, "warn_noreply_time" },
+ { CTL_INT, NET_IRDA_LAP_KEEPALIVE_TIME, "lap_keepalive_time" },
+ {}
+};
+
+static const struct bin_table bin_net_table[] = {
+ { CTL_DIR, NET_CORE, "core", bin_net_core_table },
+ /* NET_ETHER not used */
+ /* NET_802 not used */
+ { CTL_DIR, NET_UNIX, "unix", bin_net_unix_table },
+ { CTL_DIR, NET_IPV4, "ipv4", bin_net_ipv4_table },
+ { CTL_DIR, NET_IPX, "ipx", bin_net_ipx_table },
+ { CTL_DIR, NET_ATALK, "appletalk", bin_net_atalk_table },
+ { CTL_DIR, NET_NETROM, "netrom", bin_net_netrom_table },
+ { CTL_DIR, NET_AX25, "ax25", bin_net_ax25_table },
+ /* NET_BRIDGE "bridge" no longer used */
+ { CTL_DIR, NET_ROSE, "rose", bin_net_rose_table },
+ { CTL_DIR, NET_IPV6, "ipv6", bin_net_ipv6_table },
+ { CTL_DIR, NET_X25, "x25", bin_net_x25_table },
+ { CTL_DIR, NET_TR, "token-ring", bin_net_tr_table },
+ { CTL_DIR, NET_DECNET, "decnet", bin_net_decnet_table },
+ /* NET_ECONET not used */
+ { CTL_DIR, NET_SCTP, "sctp", bin_net_sctp_table },
+ { CTL_DIR, NET_LLC, "llc", bin_net_llc_table },
+ { CTL_DIR, NET_NETFILTER, "netfilter", bin_net_netfilter_table },
+ /* NET_DCCP "dccp" no longer used */
+ { CTL_DIR, NET_IRDA, "irda", bin_net_irda_table },
+ { CTL_INT, 2089, "nf_conntrack_max" },
+ {}
+};
+
+static const struct bin_table bin_fs_quota_table[] = {
+ { CTL_INT, FS_DQ_LOOKUPS, "lookups" },
+ { CTL_INT, FS_DQ_DROPS, "drops" },
+ { CTL_INT, FS_DQ_READS, "reads" },
+ { CTL_INT, FS_DQ_WRITES, "writes" },
+ { CTL_INT, FS_DQ_CACHE_HITS, "cache_hits" },
+ { CTL_INT, FS_DQ_ALLOCATED, "allocated_dquots" },
+ { CTL_INT, FS_DQ_FREE, "free_dquots" },
+ { CTL_INT, FS_DQ_SYNCS, "syncs" },
+ { CTL_INT, FS_DQ_WARNINGS, "warnings" },
+ {}
+};
+
+static const struct bin_table bin_fs_xfs_table[] = {
+ { CTL_INT, XFS_SGID_INHERIT, "irix_sgid_inherit" },
+ { CTL_INT, XFS_SYMLINK_MODE, "irix_symlink_mode" },
+ { CTL_INT, XFS_PANIC_MASK, "panic_mask" },
+
+ { CTL_INT, XFS_ERRLEVEL, "error_level" },
+ { CTL_INT, XFS_SYNCD_TIMER, "xfssyncd_centisecs" },
+ { CTL_INT, XFS_INHERIT_SYNC, "inherit_sync" },
+ { CTL_INT, XFS_INHERIT_NODUMP, "inherit_nodump" },
+ { CTL_INT, XFS_INHERIT_NOATIME, "inherit_noatime" },
+ { CTL_INT, XFS_BUF_TIMER, "xfsbufd_centisecs" },
+ { CTL_INT, XFS_BUF_AGE, "age_buffer_centisecs" },
+ { CTL_INT, XFS_INHERIT_NOSYM, "inherit_nosymlinks" },
+ { CTL_INT, XFS_ROTORSTEP, "rotorstep" },
+ { CTL_INT, XFS_INHERIT_NODFRG, "inherit_nodefrag" },
+ { CTL_INT, XFS_FILESTREAM_TIMER, "filestream_centisecs" },
+ { CTL_INT, XFS_STATS_CLEAR, "stats_clear" },
+ {}
+};
+
+static const struct bin_table bin_fs_ocfs2_nm_table[] = {
+ { CTL_STR, 1, "hb_ctl_path" },
+ {}
+};
+
+static const struct bin_table bin_fs_ocfs2_table[] = {
+ { CTL_DIR, 1, "nm", bin_fs_ocfs2_nm_table },
+ {}
+};
+
+static const struct bin_table bin_inotify_table[] = {
+ { CTL_INT, INOTIFY_MAX_USER_INSTANCES, "max_user_instances" },
+ { CTL_INT, INOTIFY_MAX_USER_WATCHES, "max_user_watches" },
+ { CTL_INT, INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" },
+ {}
+};
+
+static const struct bin_table bin_fs_table[] = {
+ { CTL_INT, FS_NRINODE, "inode-nr" },
+ { CTL_INT, FS_STATINODE, "inode-state" },
+ /* FS_MAXINODE unused */
+ /* FS_NRDQUOT unused */
+ /* FS_MAXDQUOT unused */
+ /* FS_NRFILE "file-nr" no longer used */
+ { CTL_INT, FS_MAXFILE, "file-max" },
+ { CTL_INT, FS_DENTRY, "dentry-state" },
+ /* FS_NRSUPER unused */
+ /* FS_MAXUPSER unused */
+ { CTL_INT, FS_OVERFLOWUID, "overflowuid" },
+ { CTL_INT, FS_OVERFLOWGID, "overflowgid" },
+ { CTL_INT, FS_LEASES, "leases-enable" },
+ { CTL_INT, FS_DIR_NOTIFY, "dir-notify-enable" },
+ { CTL_INT, FS_LEASE_TIME, "lease-break-time" },
+ { CTL_DIR, FS_DQSTATS, "quota", bin_fs_quota_table },
+ { CTL_DIR, FS_XFS, "xfs", bin_fs_xfs_table },
+ { CTL_ULONG, FS_AIO_NR, "aio-nr" },
+ { CTL_ULONG, FS_AIO_MAX_NR, "aio-max-nr" },
+ { CTL_DIR, FS_INOTIFY, "inotify", bin_inotify_table },
+ { CTL_DIR, FS_OCFS2, "ocfs2", bin_fs_ocfs2_table },
+ { CTL_INT, KERN_SETUID_DUMPABLE, "suid_dumpable" },
+ {}
+};
+
+static const struct bin_table bin_ipmi_table[] = {
+ { CTL_INT, DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" },
+ {}
+};
+
+static const struct bin_table bin_mac_hid_files[] = {
+ /* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */
+ /* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */
+ { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" },
+ { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" },
+ { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" },
+ /* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */
+ {}
+};
+
+static const struct bin_table bin_raid_table[] = {
+ { CTL_INT, DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" },
+ { CTL_INT, DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" },
+ {}
+};
+
+static const struct bin_table bin_scsi_table[] = {
+ { CTL_INT, DEV_SCSI_LOGGING_LEVEL, "logging_level" },
+ {}
+};
+
+static const struct bin_table bin_dev_table[] = {
+ /* DEV_CDROM "cdrom" no longer used */
+ /* DEV_HWMON unused */
+ /* DEV_PARPORT "parport" no longer used */
+ { CTL_DIR, DEV_RAID, "raid", bin_raid_table },
+ { CTL_DIR, DEV_MAC_HID, "mac_hid", bin_mac_hid_files },
+ { CTL_DIR, DEV_SCSI, "scsi", bin_scsi_table },
+ { CTL_DIR, DEV_IPMI, "ipmi", bin_ipmi_table },
+ {}
+};
+
+static const struct bin_table bin_bus_isa_table[] = {
+ { CTL_INT, BUS_ISA_MEM_BASE, "membase" },
+ { CTL_INT, BUS_ISA_PORT_BASE, "portbase" },
+ { CTL_INT, BUS_ISA_PORT_SHIFT, "portshift" },
+ {}
+};
+
+static const struct bin_table bin_bus_table[] = {
+ { CTL_DIR, CTL_BUS_ISA, "isa", bin_bus_isa_table },
+ {}
+};
+
+
+static const struct bin_table bin_s390dbf_table[] = {
+ { CTL_INT, 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" },
+ { CTL_INT, 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" },
+ {}
+};
+
+static const struct bin_table bin_sunrpc_table[] = {
+ /* CTL_RPCDEBUG "rpc_debug" no longer used */
+ /* CTL_NFSDEBUG "nfs_debug" no longer used */
+ /* CTL_NFSDDEBUG "nfsd_debug" no longer used */
+ /* CTL_NLMDEBUG "nlm_debug" no longer used */
+
+ { CTL_INT, CTL_SLOTTABLE_UDP, "udp_slot_table_entries" },
+ { CTL_INT, CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" },
+ { CTL_INT, CTL_MIN_RESVPORT, "min_resvport" },
+ { CTL_INT, CTL_MAX_RESVPORT, "max_resvport" },
+ {}
+};
+
+static const struct bin_table bin_pm_table[] = {
+ /* frv specific */
+ /* 1 == CTL_PM_SUSPEND "suspend" no longer used" */
+ { CTL_INT, 2 /* CTL_PM_CMODE */, "cmode" },
+ { CTL_INT, 3 /* CTL_PM_P0 */, "p0" },
+ { CTL_INT, 4 /* CTL_PM_CM */, "cm" },
+ {}
+};
+
+static const struct bin_table bin_root_table[] = {
+ { CTL_DIR, CTL_KERN, "kernel", bin_kern_table },
+ { CTL_DIR, CTL_VM, "vm", bin_vm_table },
+ { CTL_DIR, CTL_NET, "net", bin_net_table },
+ /* CTL_PROC not used */
+ { CTL_DIR, CTL_FS, "fs", bin_fs_table },
+ /* CTL_DEBUG "debug" no longer used */
+ { CTL_DIR, CTL_DEV, "dev", bin_dev_table },
+ { CTL_DIR, CTL_BUS, "bus", bin_bus_table },
+ { CTL_DIR, CTL_ABI, "abi" },
+ /* CTL_CPU not used */
+ /* CTL_ARLAN "arlan" no longer used */
+ { CTL_DIR, CTL_S390DBF, "s390dbf", bin_s390dbf_table },
+ { CTL_DIR, CTL_SUNRPC, "sunrpc", bin_sunrpc_table },
+ { CTL_DIR, CTL_PM, "pm", bin_pm_table },
+ {}
+};
+
+static ssize_t bin_dir(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ return -ENOTDIR;
+}
+
+
+static ssize_t bin_string(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ ssize_t result, copied = 0;
+
+ if (oldval && oldlen) {
+ char __user *lastp;
+ loff_t pos = 0;
+ int ch;
+
+ result = vfs_read(file, oldval, oldlen, &pos);
+ if (result < 0)
+ goto out;
+
+ copied = result;
+ lastp = oldval + copied - 1;
+
+ result = -EFAULT;
+ if (get_user(ch, lastp))
+ goto out;
+
+ /* Trim off the trailing newline */
+ if (ch == '\n') {
+ result = -EFAULT;
+ if (put_user('\0', lastp))
+ goto out;
+ copied -= 1;
+ }
+ }
+
+ if (newval && newlen) {
+ loff_t pos = 0;
+
+ result = vfs_write(file, newval, newlen, &pos);
+ if (result < 0)
+ goto out;
+ }
+
+ result = copied;
+out:
+ return result;
+}
+
+static ssize_t bin_intvec(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ ssize_t copied = 0;
+ char *buffer;
+ ssize_t result;
+
+ result = -ENOMEM;
+ buffer = kmalloc(BUFSZ, GFP_KERNEL);
+ if (!buffer)
+ goto out;
+
+ if (oldval && oldlen) {
+ unsigned __user *vec = oldval;
+ size_t length = oldlen / sizeof(*vec);
+ char *str, *end;
+ int i;
+
+ result = kernel_read(file, 0, buffer, BUFSZ - 1);
+ if (result < 0)
+ goto out_kfree;
+
+ str = buffer;
+ end = str + result;
+ *end++ = '\0';
+ for (i = 0; i < length; i++) {
+ unsigned long value;
+
+ value = simple_strtoul(str, &str, 10);
+ while (isspace(*str))
+ str++;
+
+ result = -EFAULT;
+ if (put_user(value, vec + i))
+ goto out_kfree;
+
+ copied += sizeof(*vec);
+ if (!isdigit(*str))
+ break;
+ }
+ }
+
+ if (newval && newlen) {
+ unsigned __user *vec = newval;
+ size_t length = newlen / sizeof(*vec);
+ char *str, *end;
+ int i;
+
+ str = buffer;
+ end = str + BUFSZ;
+ for (i = 0; i < length; i++) {
+ unsigned long value;
+
+ result = -EFAULT;
+ if (get_user(value, vec + i))
+ goto out_kfree;
+
+ str += scnprintf(str, end - str, "%lu\t", value);
+ }
+
+ result = kernel_write(file, buffer, str - buffer, 0);
+ if (result < 0)
+ goto out_kfree;
+ }
+ result = copied;
+out_kfree:
+ kfree(buffer);
+out:
+ return result;
+}
+
+static ssize_t bin_ulongvec(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ ssize_t copied = 0;
+ char *buffer;
+ ssize_t result;
+
+ result = -ENOMEM;
+ buffer = kmalloc(BUFSZ, GFP_KERNEL);
+ if (!buffer)
+ goto out;
+
+ if (oldval && oldlen) {
+ unsigned long __user *vec = oldval;
+ size_t length = oldlen / sizeof(*vec);
+ char *str, *end;
+ int i;
+
+ result = kernel_read(file, 0, buffer, BUFSZ - 1);
+ if (result < 0)
+ goto out_kfree;
+
+ str = buffer;
+ end = str + result;
+ *end++ = '\0';
+ for (i = 0; i < length; i++) {
+ unsigned long value;
+
+ value = simple_strtoul(str, &str, 10);
+ while (isspace(*str))
+ str++;
+
+ result = -EFAULT;
+ if (put_user(value, vec + i))
+ goto out_kfree;
+
+ copied += sizeof(*vec);
+ if (!isdigit(*str))
+ break;
+ }
+ }
+
+ if (newval && newlen) {
+ unsigned long __user *vec = newval;
+ size_t length = newlen / sizeof(*vec);
+ char *str, *end;
+ int i;
+
+ str = buffer;
+ end = str + BUFSZ;
+ for (i = 0; i < length; i++) {
+ unsigned long value;
+
+ result = -EFAULT;
+ if (get_user(value, vec + i))
+ goto out_kfree;
+
+ str += scnprintf(str, end - str, "%lu\t", value);
+ }
+
+ result = kernel_write(file, buffer, str - buffer, 0);
+ if (result < 0)
+ goto out_kfree;
+ }
+ result = copied;
+out_kfree:
+ kfree(buffer);
+out:
+ return result;
+}
+
+static ssize_t bin_uuid(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ ssize_t result, copied = 0;
+
+ /* Only supports reads */
+ if (oldval && oldlen) {
+ char buf[40], *str = buf;
+ unsigned char uuid[16];
+ int i;
+
+ result = kernel_read(file, 0, buf, sizeof(buf) - 1);
+ if (result < 0)
+ goto out;
+
+ buf[result] = '\0';
+
+ /* Convert the uuid to from a string to binary */
+ for (i = 0; i < 16; i++) {
+ result = -EIO;
+ if (!isxdigit(str[0]) || !isxdigit(str[1]))
+ goto out;
+
+ uuid[i] = (hex_to_bin(str[0]) << 4) |
+ hex_to_bin(str[1]);
+ str += 2;
+ if (*str == '-')
+ str++;
+ }
+
+ if (oldlen > 16)
+ oldlen = 16;
+
+ result = -EFAULT;
+ if (copy_to_user(oldval, uuid, oldlen))
+ goto out;
+
+ copied = oldlen;
+ }
+ result = copied;
+out:
+ return result;
+}
+
+static ssize_t bin_dn_node_address(struct file *file,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ ssize_t result, copied = 0;
+
+ if (oldval && oldlen) {
+ char buf[15], *nodep;
+ unsigned long area, node;
+ __le16 dnaddr;
+
+ result = kernel_read(file, 0, buf, sizeof(buf) - 1);
+ if (result < 0)
+ goto out;
+
+ buf[result] = '\0';
+
+ /* Convert the decnet address to binary */
+ result = -EIO;
+ nodep = strchr(buf, '.');
+ if (!nodep)
+ goto out;
+ ++nodep;
+
+ area = simple_strtoul(buf, NULL, 10);
+ node = simple_strtoul(nodep, NULL, 10);
+
+ result = -EIO;
+ if ((area > 63)||(node > 1023))
+ goto out;
+
+ dnaddr = cpu_to_le16((area << 10) | node);
+
+ result = -EFAULT;
+ if (put_user(dnaddr, (__le16 __user *)oldval))
+ goto out;
+
+ copied = sizeof(dnaddr);
+ }
+
+ if (newval && newlen) {
+ __le16 dnaddr;
+ char buf[15];
+ int len;
+
+ result = -EINVAL;
+ if (newlen != sizeof(dnaddr))
+ goto out;
+
+ result = -EFAULT;
+ if (get_user(dnaddr, (__le16 __user *)newval))
+ goto out;
+
+ len = scnprintf(buf, sizeof(buf), "%hu.%hu",
+ le16_to_cpu(dnaddr) >> 10,
+ le16_to_cpu(dnaddr) & 0x3ff);
+
+ result = kernel_write(file, buf, len, 0);
+ if (result < 0)
+ goto out;
+ }
+
+ result = copied;
+out:
+ return result;
+}
+
+static const struct bin_table *get_sysctl(const int *name, int nlen, char *path)
+{
+ const struct bin_table *table = &bin_root_table[0];
+ int ctl_name;
+
+ /* The binary sysctl tables have a small maximum depth so
+ * there is no danger of overflowing our path as it PATH_MAX
+ * bytes long.
+ */
+ memcpy(path, "sys/", 4);
+ path += 4;
+
+repeat:
+ if (!nlen)
+ return ERR_PTR(-ENOTDIR);
+ ctl_name = *name;
+ name++;
+ nlen--;
+ for ( ; table->convert; table++) {
+ int len = 0;
+
+ /*
+ * For a wild card entry map from ifindex to network
+ * device name.
+ */
+ if (!table->ctl_name) {
+#ifdef CONFIG_NET
+ struct net *net = current->nsproxy->net_ns;
+ struct net_device *dev;
+ dev = dev_get_by_index(net, ctl_name);
+ if (dev) {
+ len = strlen(dev->name);
+ memcpy(path, dev->name, len);
+ dev_put(dev);
+ }
+#endif
+ /* Use the well known sysctl number to proc name mapping */
+ } else if (ctl_name == table->ctl_name) {
+ len = strlen(table->procname);
+ memcpy(path, table->procname, len);
+ }
+ if (len) {
+ path += len;
+ if (table->child) {
+ *path++ = '/';
+ table = table->child;
+ goto repeat;
+ }
+ *path = '\0';
+ return table;
+ }
+ }
+ return ERR_PTR(-ENOTDIR);
+}
+
+static char *sysctl_getname(const int *name, int nlen, const struct bin_table **tablep)
+{
+ char *tmp, *result;
+
+ result = ERR_PTR(-ENOMEM);
+ tmp = __getname();
+ if (tmp) {
+ const struct bin_table *table = get_sysctl(name, nlen, tmp);
+ result = tmp;
+ *tablep = table;
+ if (IS_ERR(table)) {
+ __putname(tmp);
+ result = ERR_CAST(table);
+ }
+ }
+ return result;
+}
+
+static ssize_t binary_sysctl(const int *name, int nlen,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ const struct bin_table *table = NULL;
+ struct vfsmount *mnt;
+ struct file *file;
+ ssize_t result;
+ char *pathname;
+ int flags;
+
+ pathname = sysctl_getname(name, nlen, &table);
+ result = PTR_ERR(pathname);
+ if (IS_ERR(pathname))
+ goto out;
+
+ /* How should the sysctl be accessed? */
+ if (oldval && oldlen && newval && newlen) {
+ flags = O_RDWR;
+ } else if (newval && newlen) {
+ flags = O_WRONLY;
+ } else if (oldval && oldlen) {
+ flags = O_RDONLY;
+ } else {
+ result = 0;
+ goto out_putname;
+ }
+
+ mnt = task_active_pid_ns(current)->proc_mnt;
+ file = file_open_root(mnt->mnt_root, mnt, pathname, flags, 0);
+ result = PTR_ERR(file);
+ if (IS_ERR(file))
+ goto out_putname;
+
+ result = table->convert(file, oldval, oldlen, newval, newlen);
+
+ fput(file);
+out_putname:
+ __putname(pathname);
+out:
+ return result;
+}
+
+
+#else /* CONFIG_SYSCTL_SYSCALL */
+
+static ssize_t binary_sysctl(const int *name, int nlen,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ return -ENOSYS;
+}
+
+#endif /* CONFIG_SYSCTL_SYSCALL */
+
+
+static void deprecated_sysctl_warning(const int *name, int nlen)
+{
+ int i;
+
+ /*
+ * CTL_KERN/KERN_VERSION is used by older glibc and cannot
+ * ever go away.
+ */
+ if (name[0] == CTL_KERN && name[1] == KERN_VERSION)
+ return;
+
+ if (printk_ratelimit()) {
+ printk(KERN_INFO
+ "warning: process `%s' used the deprecated sysctl "
+ "system call with ", current->comm);
+ for (i = 0; i < nlen; i++)
+ printk("%d.", name[i]);
+ printk("\n");
+ }
+ return;
+}
+
+#define WARN_ONCE_HASH_BITS 8
+#define WARN_ONCE_HASH_SIZE (1<<WARN_ONCE_HASH_BITS)
+
+static DECLARE_BITMAP(warn_once_bitmap, WARN_ONCE_HASH_SIZE);
+
+#define FNV32_OFFSET 2166136261U
+#define FNV32_PRIME 0x01000193
+
+/*
+ * Print each legacy sysctl (approximately) only once.
+ * To avoid making the tables non-const use a external
+ * hash-table instead.
+ * Worst case hash collision: 6, but very rarely.
+ * NOTE! We don't use the SMP-safe bit tests. We simply
+ * don't care enough.
+ */
+static void warn_on_bintable(const int *name, int nlen)
+{
+ int i;
+ u32 hash = FNV32_OFFSET;
+
+ for (i = 0; i < nlen; i++)
+ hash = (hash ^ name[i]) * FNV32_PRIME;
+ hash %= WARN_ONCE_HASH_SIZE;
+ if (__test_and_set_bit(hash, warn_once_bitmap))
+ return;
+ deprecated_sysctl_warning(name, nlen);
+}
+
+static ssize_t do_sysctl(int __user *args_name, int nlen,
+ void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
+{
+ int name[CTL_MAXNAME];
+ int i;
+
+ /* Check args->nlen. */
+ if (nlen < 0 || nlen > CTL_MAXNAME)
+ return -ENOTDIR;
+ /* Read in the sysctl name for simplicity */
+ for (i = 0; i < nlen; i++)
+ if (get_user(name[i], args_name + i))
+ return -EFAULT;
+
+ warn_on_bintable(name, nlen);
+
+ return binary_sysctl(name, nlen, oldval, oldlen, newval, newlen);
+}
+
+SYSCALL_DEFINE1(sysctl, struct __sysctl_args __user *, args)
+{
+ struct __sysctl_args tmp;
+ size_t oldlen = 0;
+ ssize_t result;
+
+ if (copy_from_user(&tmp, args, sizeof(tmp)))
+ return -EFAULT;
+
+ if (tmp.oldval && !tmp.oldlenp)
+ return -EFAULT;
+
+ if (tmp.oldlenp && get_user(oldlen, tmp.oldlenp))
+ return -EFAULT;
+
+ result = do_sysctl(tmp.name, tmp.nlen, tmp.oldval, oldlen,
+ tmp.newval, tmp.newlen);
+
+ if (result >= 0) {
+ oldlen = result;
+ result = 0;
+ }
+
+ if (tmp.oldlenp && put_user(oldlen, tmp.oldlenp))
+ return -EFAULT;
+
+ return result;
+}
+
+
+#ifdef CONFIG_COMPAT
+
+struct compat_sysctl_args {
+ compat_uptr_t name;
+ int nlen;
+ compat_uptr_t oldval;
+ compat_uptr_t oldlenp;
+ compat_uptr_t newval;
+ compat_size_t newlen;
+ compat_ulong_t __unused[4];
+};
+
+COMPAT_SYSCALL_DEFINE1(sysctl, struct compat_sysctl_args __user *, args)
+{
+ struct compat_sysctl_args tmp;
+ compat_size_t __user *compat_oldlenp;
+ size_t oldlen = 0;
+ ssize_t result;
+
+ if (copy_from_user(&tmp, args, sizeof(tmp)))
+ return -EFAULT;
+
+ if (tmp.oldval && !tmp.oldlenp)
+ return -EFAULT;
+
+ compat_oldlenp = compat_ptr(tmp.oldlenp);
+ if (compat_oldlenp && get_user(oldlen, compat_oldlenp))
+ return -EFAULT;
+
+ result = do_sysctl(compat_ptr(tmp.name), tmp.nlen,
+ compat_ptr(tmp.oldval), oldlen,
+ compat_ptr(tmp.newval), tmp.newlen);
+
+ if (result >= 0) {
+ oldlen = result;
+ result = 0;
+ }
+
+ if (compat_oldlenp && put_user(oldlen, compat_oldlenp))
+ return -EFAULT;
+
+ return result;
+}
+
+#endif /* CONFIG_COMPAT */