diff options
Diffstat (limited to 'include/linux/sysctl.h')
| -rw-r--r-- | include/linux/sysctl.h | 1046 |
1 files changed, 96 insertions, 950 deletions
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 7bb5cb64f3b..14a8ff2de11 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -18,946 +18,21 @@ **************************************************************** **************************************************************** */ - #ifndef _LINUX_SYSCTL_H #define _LINUX_SYSCTL_H -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/compiler.h> - -struct completion; - -#define CTL_MAXNAME 10 /* how many path components do we allow in a - call to sysctl? In other words, what is - the largest acceptable value for the nlen - member of a struct __sysctl_args to have? */ - -struct __sysctl_args { - int __user *name; - int nlen; - void __user *oldval; - size_t __user *oldlenp; - void __user *newval; - size_t newlen; - unsigned long __unused[4]; -}; - -/* Define sysctl names first */ - -/* Top-level names: */ - -enum -{ - CTL_KERN=1, /* General kernel info and control */ - CTL_VM=2, /* VM management */ - CTL_NET=3, /* Networking */ - CTL_PROC=4, /* removal breaks strace(1) compilation */ - CTL_FS=5, /* Filesystems */ - CTL_DEBUG=6, /* Debugging */ - CTL_DEV=7, /* Devices */ - CTL_BUS=8, /* Busses */ - CTL_ABI=9, /* Binary emulation */ - CTL_CPU=10, /* CPU stuff (speed scaling, etc) */ - CTL_ARLAN=254, /* arlan wireless driver */ - CTL_S390DBF=5677, /* s390 debug */ - CTL_SUNRPC=7249, /* sunrpc debug */ - CTL_PM=9899, /* frv power management */ - CTL_FRV=9898, /* frv specific sysctls */ -}; - -/* CTL_BUS names: */ -enum -{ - CTL_BUS_ISA=1 /* ISA */ -}; - -/* /proc/sys/fs/inotify/ */ -enum -{ - INOTIFY_MAX_USER_INSTANCES=1, /* max instances per user */ - INOTIFY_MAX_USER_WATCHES=2, /* max watches per user */ - INOTIFY_MAX_QUEUED_EVENTS=3 /* max queued events per instance */ -}; - -/* CTL_KERN names: */ -enum -{ - KERN_OSTYPE=1, /* string: system version */ - KERN_OSRELEASE=2, /* string: system release */ - KERN_OSREV=3, /* int: system revision */ - KERN_VERSION=4, /* string: compile time info */ - KERN_SECUREMASK=5, /* struct: maximum rights mask */ - KERN_PROF=6, /* table: profiling information */ - KERN_NODENAME=7, /* string: hostname */ - KERN_DOMAINNAME=8, /* string: domainname */ - - KERN_PANIC=15, /* int: panic timeout */ - KERN_REALROOTDEV=16, /* real root device to mount after initrd */ - - KERN_SPARC_REBOOT=21, /* reboot command on Sparc */ - KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */ - KERN_PRINTK=23, /* struct: control printk logging parameters */ - KERN_NAMETRANS=24, /* Name translation */ - KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */ - KERN_PPC_ZEROPAGED=26, /* turn idle page zeroing on/off on PPC */ - KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */ - KERN_MODPROBE=28, /* string: modprobe path */ - KERN_SG_BIG_BUFF=29, /* int: sg driver reserved buffer size */ - KERN_ACCT=30, /* BSD process accounting parameters */ - KERN_PPC_L2CR=31, /* l2cr register on PPC */ - - KERN_RTSIGNR=32, /* Number of rt sigs queued */ - KERN_RTSIGMAX=33, /* Max queuable */ - - KERN_SHMMAX=34, /* long: Maximum shared memory segment */ - KERN_MSGMAX=35, /* int: Maximum size of a messege */ - KERN_MSGMNB=36, /* int: Maximum message queue size */ - KERN_MSGPOOL=37, /* int: Maximum system message pool size */ - KERN_SYSRQ=38, /* int: Sysreq enable */ - KERN_MAX_THREADS=39, /* int: Maximum nr of threads in the system */ - KERN_RANDOM=40, /* Random driver */ - KERN_SHMALL=41, /* int: Maximum size of shared memory */ - KERN_MSGMNI=42, /* int: msg queue identifiers */ - KERN_SEM=43, /* struct: sysv semaphore limits */ - KERN_SPARC_STOP_A=44, /* int: Sparc Stop-A enable */ - KERN_SHMMNI=45, /* int: shm array identifiers */ - KERN_OVERFLOWUID=46, /* int: overflow UID */ - KERN_OVERFLOWGID=47, /* int: overflow GID */ - KERN_SHMPATH=48, /* string: path to shm fs */ - KERN_HOTPLUG=49, /* string: path to uevent helper (deprecated) */ - KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */ - KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */ - KERN_CORE_USES_PID=52, /* int: use core or core.%pid */ - KERN_TAINTED=53, /* int: various kernel tainted flags */ - KERN_CADPID=54, /* int: PID of the process to notify on CAD */ - KERN_PIDMAX=55, /* int: PID # limit */ - KERN_CORE_PATTERN=56, /* string: pattern for core-file names */ - KERN_PANIC_ON_OOPS=57, /* int: whether we will panic on an oops */ - KERN_HPPA_PWRSW=58, /* int: hppa soft-power enable */ - KERN_HPPA_UNALIGNED=59, /* int: hppa unaligned-trap enable */ - KERN_PRINTK_RATELIMIT=60, /* int: tune printk ratelimiting */ - KERN_PRINTK_RATELIMIT_BURST=61, /* int: tune printk ratelimiting */ - KERN_PTY=62, /* dir: pty driver */ - KERN_NGROUPS_MAX=63, /* int: NGROUPS_MAX */ - KERN_SPARC_SCONS_PWROFF=64, /* int: serial console power-off halt */ - KERN_HZ_TIMER=65, /* int: hz timer on or off */ - KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */ - KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */ - KERN_RANDOMIZE=68, /* int: randomize virtual address space */ - KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */ - KERN_SPIN_RETRY=70, /* int: number of spinlock retries */ - KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */ - KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */ - KERN_COMPAT_LOG=73, /* int: print compat layer messages */ - KERN_MAX_LOCK_DEPTH=74, /* int: rtmutex's maximum lock depth */ - KERN_NMI_WATCHDOG=75, /* int: enable/disable nmi watchdog */ - KERN_PANIC_ON_NMI=76, /* int: whether we will panic on an unrecovered */ -}; - - - -/* CTL_VM names: */ -enum -{ - VM_UNUSED1=1, /* was: struct: Set vm swapping control */ - VM_UNUSED2=2, /* was; int: Linear or sqrt() swapout for hogs */ - VM_UNUSED3=3, /* was: struct: Set free page thresholds */ - VM_UNUSED4=4, /* Spare */ - VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */ - VM_UNUSED5=6, /* was: struct: Set buffer memory thresholds */ - VM_UNUSED7=7, /* was: struct: Set cache memory thresholds */ - VM_UNUSED8=8, /* was: struct: Control kswapd behaviour */ - VM_UNUSED9=9, /* was: struct: Set page table cache parameters */ - VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */ - VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */ - VM_DIRTY_RATIO=12, /* dirty_ratio */ - VM_DIRTY_WB_CS=13, /* dirty_writeback_centisecs */ - VM_DIRTY_EXPIRE_CS=14, /* dirty_expire_centisecs */ - VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */ - VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */ - VM_PAGEBUF=17, /* struct: Control pagebuf parameters */ - VM_HUGETLB_PAGES=18, /* int: Number of available Huge Pages */ - VM_SWAPPINESS=19, /* Tendency to steal mapped memory */ - VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */ - VM_MIN_FREE_KBYTES=21, /* Minimum free kilobytes to maintain */ - VM_MAX_MAP_COUNT=22, /* int: Maximum number of mmaps/address-space */ - VM_LAPTOP_MODE=23, /* vm laptop mode */ - VM_BLOCK_DUMP=24, /* block dump mode */ - VM_HUGETLB_GROUP=25, /* permitted hugetlb group */ - VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */ - VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */ - VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */ - VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */ - VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */ - VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */ - VM_MIN_UNMAPPED=32, /* Set min percent of unmapped pages */ - VM_PANIC_ON_OOM=33, /* panic at out-of-memory */ - VM_VDSO_ENABLED=34, /* map VDSO into new processes? */ - VM_MIN_SLAB=35, /* Percent pages ignored by zone reclaim */ -}; - - -/* CTL_NET names: */ -enum -{ - NET_CORE=1, - NET_ETHER=2, - NET_802=3, - NET_UNIX=4, - NET_IPV4=5, - NET_IPX=6, - NET_ATALK=7, - NET_NETROM=8, - NET_AX25=9, - NET_BRIDGE=10, - NET_ROSE=11, - NET_IPV6=12, - NET_X25=13, - NET_TR=14, - NET_DECNET=15, - NET_ECONET=16, - NET_SCTP=17, - NET_LLC=18, - NET_NETFILTER=19, - NET_DCCP=20, - NET_IRDA=412, -}; - -/* /proc/sys/kernel/random */ -enum -{ - RANDOM_POOLSIZE=1, - RANDOM_ENTROPY_COUNT=2, - RANDOM_READ_THRESH=3, - RANDOM_WRITE_THRESH=4, - RANDOM_BOOT_ID=5, - RANDOM_UUID=6 -}; - -/* /proc/sys/kernel/pty */ -enum -{ - PTY_MAX=1, - PTY_NR=2 -}; - -/* /proc/sys/bus/isa */ -enum -{ - BUS_ISA_MEM_BASE=1, - BUS_ISA_PORT_BASE=2, - BUS_ISA_PORT_SHIFT=3 -}; - -/* /proc/sys/net/core */ -enum -{ - NET_CORE_WMEM_MAX=1, - NET_CORE_RMEM_MAX=2, - NET_CORE_WMEM_DEFAULT=3, - NET_CORE_RMEM_DEFAULT=4, -/* was NET_CORE_DESTROY_DELAY */ - NET_CORE_MAX_BACKLOG=6, - NET_CORE_FASTROUTE=7, - NET_CORE_MSG_COST=8, - NET_CORE_MSG_BURST=9, - NET_CORE_OPTMEM_MAX=10, - NET_CORE_HOT_LIST_LENGTH=11, - NET_CORE_DIVERT_VERSION=12, - NET_CORE_NO_CONG_THRESH=13, - NET_CORE_NO_CONG=14, - NET_CORE_LO_CONG=15, - NET_CORE_MOD_CONG=16, - NET_CORE_DEV_WEIGHT=17, - NET_CORE_SOMAXCONN=18, - NET_CORE_BUDGET=19, - NET_CORE_AEVENT_ETIME=20, - NET_CORE_AEVENT_RSEQTH=21, - NET_CORE_WARNINGS=22, -}; - -/* /proc/sys/net/ethernet */ - -/* /proc/sys/net/802 */ - -/* /proc/sys/net/unix */ - -enum -{ - NET_UNIX_DESTROY_DELAY=1, - NET_UNIX_DELETE_DELAY=2, - NET_UNIX_MAX_DGRAM_QLEN=3, -}; - -/* /proc/sys/net/netfilter */ -enum -{ - NET_NF_CONNTRACK_MAX=1, - NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2, - NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3, - NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4, - NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5, - NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6, - NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7, - NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8, - NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9, - NET_NF_CONNTRACK_UDP_TIMEOUT=10, - NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11, - NET_NF_CONNTRACK_ICMP_TIMEOUT=12, - NET_NF_CONNTRACK_GENERIC_TIMEOUT=13, - NET_NF_CONNTRACK_BUCKETS=14, - NET_NF_CONNTRACK_LOG_INVALID=15, - NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16, - NET_NF_CONNTRACK_TCP_LOOSE=17, - NET_NF_CONNTRACK_TCP_BE_LIBERAL=18, - NET_NF_CONNTRACK_TCP_MAX_RETRANS=19, - NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20, - NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21, - NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22, - NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23, - NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24, - NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25, - NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26, - NET_NF_CONNTRACK_COUNT=27, - NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28, - NET_NF_CONNTRACK_FRAG6_TIMEOUT=29, - NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30, - NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31, - NET_NF_CONNTRACK_CHECKSUM=32, -}; - -/* /proc/sys/net/ipv4 */ -enum -{ - /* v2.0 compatibile variables */ - NET_IPV4_FORWARD=8, - NET_IPV4_DYNADDR=9, - - NET_IPV4_CONF=16, - NET_IPV4_NEIGH=17, - NET_IPV4_ROUTE=18, - NET_IPV4_FIB_HASH=19, - NET_IPV4_NETFILTER=20, - - NET_IPV4_TCP_TIMESTAMPS=33, - NET_IPV4_TCP_WINDOW_SCALING=34, - NET_IPV4_TCP_SACK=35, - NET_IPV4_TCP_RETRANS_COLLAPSE=36, - NET_IPV4_DEFAULT_TTL=37, - NET_IPV4_AUTOCONFIG=38, - NET_IPV4_NO_PMTU_DISC=39, - NET_IPV4_TCP_SYN_RETRIES=40, - NET_IPV4_IPFRAG_HIGH_THRESH=41, - NET_IPV4_IPFRAG_LOW_THRESH=42, - NET_IPV4_IPFRAG_TIME=43, - NET_IPV4_TCP_MAX_KA_PROBES=44, - NET_IPV4_TCP_KEEPALIVE_TIME=45, - NET_IPV4_TCP_KEEPALIVE_PROBES=46, - NET_IPV4_TCP_RETRIES1=47, - NET_IPV4_TCP_RETRIES2=48, - NET_IPV4_TCP_FIN_TIMEOUT=49, - NET_IPV4_IP_MASQ_DEBUG=50, - NET_TCP_SYNCOOKIES=51, - NET_TCP_STDURG=52, - NET_TCP_RFC1337=53, - NET_TCP_SYN_TAILDROP=54, - NET_TCP_MAX_SYN_BACKLOG=55, - NET_IPV4_LOCAL_PORT_RANGE=56, - NET_IPV4_ICMP_ECHO_IGNORE_ALL=57, - NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58, - NET_IPV4_ICMP_SOURCEQUENCH_RATE=59, - NET_IPV4_ICMP_DESTUNREACH_RATE=60, - NET_IPV4_ICMP_TIMEEXCEED_RATE=61, - NET_IPV4_ICMP_PARAMPROB_RATE=62, - NET_IPV4_ICMP_ECHOREPLY_RATE=63, - NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64, - NET_IPV4_IGMP_MAX_MEMBERSHIPS=65, - NET_TCP_TW_RECYCLE=66, - NET_IPV4_ALWAYS_DEFRAG=67, - NET_IPV4_TCP_KEEPALIVE_INTVL=68, - NET_IPV4_INET_PEER_THRESHOLD=69, - NET_IPV4_INET_PEER_MINTTL=70, - NET_IPV4_INET_PEER_MAXTTL=71, - NET_IPV4_INET_PEER_GC_MINTIME=72, - NET_IPV4_INET_PEER_GC_MAXTIME=73, - NET_TCP_ORPHAN_RETRIES=74, - NET_TCP_ABORT_ON_OVERFLOW=75, - NET_TCP_SYNACK_RETRIES=76, - NET_TCP_MAX_ORPHANS=77, - NET_TCP_MAX_TW_BUCKETS=78, - NET_TCP_FACK=79, - NET_TCP_REORDERING=80, - NET_TCP_ECN=81, - NET_TCP_DSACK=82, - NET_TCP_MEM=83, - NET_TCP_WMEM=84, - NET_TCP_RMEM=85, - NET_TCP_APP_WIN=86, - NET_TCP_ADV_WIN_SCALE=87, - NET_IPV4_NONLOCAL_BIND=88, - NET_IPV4_ICMP_RATELIMIT=89, - NET_IPV4_ICMP_RATEMASK=90, - NET_TCP_TW_REUSE=91, - NET_TCP_FRTO=92, - NET_TCP_LOW_LATENCY=93, - NET_IPV4_IPFRAG_SECRET_INTERVAL=94, - NET_IPV4_IGMP_MAX_MSF=96, - NET_TCP_NO_METRICS_SAVE=97, - NET_TCP_DEFAULT_WIN_SCALE=105, - NET_TCP_MODERATE_RCVBUF=106, - NET_TCP_TSO_WIN_DIVISOR=107, - NET_TCP_BIC_BETA=108, - NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109, - NET_TCP_CONG_CONTROL=110, - NET_TCP_ABC=111, - NET_IPV4_IPFRAG_MAX_DIST=112, - NET_TCP_MTU_PROBING=113, - NET_TCP_BASE_MSS=114, - NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115, - NET_TCP_DMA_COPYBREAK=116, - NET_TCP_SLOW_START_AFTER_IDLE=117, - NET_CIPSOV4_CACHE_ENABLE=118, - NET_CIPSOV4_CACHE_BUCKET_SIZE=119, - NET_CIPSOV4_RBM_OPTFMT=120, - NET_CIPSOV4_RBM_STRICTVALID=121, - NET_TCP_AVAIL_CONG_CONTROL=122, - NET_TCP_ALLOWED_CONG_CONTROL=123, - NET_TCP_MAX_SSTHRESH=124, - NET_TCP_FRTO_RESPONSE=125, -}; - -enum { - NET_IPV4_ROUTE_FLUSH=1, - NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */ - NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */ - NET_IPV4_ROUTE_GC_THRESH=4, - NET_IPV4_ROUTE_MAX_SIZE=5, - NET_IPV4_ROUTE_GC_MIN_INTERVAL=6, - NET_IPV4_ROUTE_GC_TIMEOUT=7, - NET_IPV4_ROUTE_GC_INTERVAL=8, - NET_IPV4_ROUTE_REDIRECT_LOAD=9, - NET_IPV4_ROUTE_REDIRECT_NUMBER=10, - NET_IPV4_ROUTE_REDIRECT_SILENCE=11, - NET_IPV4_ROUTE_ERROR_COST=12, - NET_IPV4_ROUTE_ERROR_BURST=13, - NET_IPV4_ROUTE_GC_ELASTICITY=14, - NET_IPV4_ROUTE_MTU_EXPIRES=15, - NET_IPV4_ROUTE_MIN_PMTU=16, - NET_IPV4_ROUTE_MIN_ADVMSS=17, - NET_IPV4_ROUTE_SECRET_INTERVAL=18, - NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19, -}; - -enum -{ - NET_PROTO_CONF_ALL=-2, - NET_PROTO_CONF_DEFAULT=-3 - - /* And device ifindices ... */ -}; - -enum -{ - NET_IPV4_CONF_FORWARDING=1, - NET_IPV4_CONF_MC_FORWARDING=2, - NET_IPV4_CONF_PROXY_ARP=3, - NET_IPV4_CONF_ACCEPT_REDIRECTS=4, - NET_IPV4_CONF_SECURE_REDIRECTS=5, - NET_IPV4_CONF_SEND_REDIRECTS=6, - NET_IPV4_CONF_SHARED_MEDIA=7, - NET_IPV4_CONF_RP_FILTER=8, - NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9, - NET_IPV4_CONF_BOOTP_RELAY=10, - NET_IPV4_CONF_LOG_MARTIANS=11, - NET_IPV4_CONF_TAG=12, - NET_IPV4_CONF_ARPFILTER=13, - NET_IPV4_CONF_MEDIUM_ID=14, - NET_IPV4_CONF_NOXFRM=15, - NET_IPV4_CONF_NOPOLICY=16, - NET_IPV4_CONF_FORCE_IGMP_VERSION=17, - NET_IPV4_CONF_ARP_ANNOUNCE=18, - NET_IPV4_CONF_ARP_IGNORE=19, - NET_IPV4_CONF_PROMOTE_SECONDARIES=20, - NET_IPV4_CONF_ARP_ACCEPT=21, - NET_IPV4_CONF_ARP_NOTIFY=22, -}; - -/* /proc/sys/net/ipv4/netfilter */ -enum -{ - NET_IPV4_NF_CONNTRACK_MAX=1, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9, - NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10, - NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11, - NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12, - NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13, - NET_IPV4_NF_CONNTRACK_BUCKETS=14, - NET_IPV4_NF_CONNTRACK_LOG_INVALID=15, - NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16, - NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17, - NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18, - NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25, - NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26, - NET_IPV4_NF_CONNTRACK_COUNT=27, - NET_IPV4_NF_CONNTRACK_CHECKSUM=28, -}; - -/* /proc/sys/net/ipv6 */ -enum { - NET_IPV6_CONF=16, - NET_IPV6_NEIGH=17, - NET_IPV6_ROUTE=18, - NET_IPV6_ICMP=19, - NET_IPV6_BINDV6ONLY=20, - NET_IPV6_IP6FRAG_HIGH_THRESH=21, - NET_IPV6_IP6FRAG_LOW_THRESH=22, - NET_IPV6_IP6FRAG_TIME=23, - NET_IPV6_IP6FRAG_SECRET_INTERVAL=24, - NET_IPV6_MLD_MAX_MSF=25, -}; - -enum { - NET_IPV6_ROUTE_FLUSH=1, - NET_IPV6_ROUTE_GC_THRESH=2, - NET_IPV6_ROUTE_MAX_SIZE=3, - NET_IPV6_ROUTE_GC_MIN_INTERVAL=4, - NET_IPV6_ROUTE_GC_TIMEOUT=5, - NET_IPV6_ROUTE_GC_INTERVAL=6, - NET_IPV6_ROUTE_GC_ELASTICITY=7, - NET_IPV6_ROUTE_MTU_EXPIRES=8, - NET_IPV6_ROUTE_MIN_ADVMSS=9, - NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10 -}; - -enum { - NET_IPV6_FORWARDING=1, - NET_IPV6_HOP_LIMIT=2, - NET_IPV6_MTU=3, - NET_IPV6_ACCEPT_RA=4, - NET_IPV6_ACCEPT_REDIRECTS=5, - NET_IPV6_AUTOCONF=6, - NET_IPV6_DAD_TRANSMITS=7, - NET_IPV6_RTR_SOLICITS=8, - NET_IPV6_RTR_SOLICIT_INTERVAL=9, - NET_IPV6_RTR_SOLICIT_DELAY=10, - NET_IPV6_USE_TEMPADDR=11, - NET_IPV6_TEMP_VALID_LFT=12, - NET_IPV6_TEMP_PREFERED_LFT=13, - NET_IPV6_REGEN_MAX_RETRY=14, - NET_IPV6_MAX_DESYNC_FACTOR=15, - NET_IPV6_MAX_ADDRESSES=16, - NET_IPV6_FORCE_MLD_VERSION=17, - NET_IPV6_ACCEPT_RA_DEFRTR=18, - NET_IPV6_ACCEPT_RA_PINFO=19, - NET_IPV6_ACCEPT_RA_RTR_PREF=20, - NET_IPV6_RTR_PROBE_INTERVAL=21, - NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22, - NET_IPV6_PROXY_NDP=23, - NET_IPV6_ACCEPT_SOURCE_ROUTE=25, - __NET_IPV6_MAX -}; - -/* /proc/sys/net/ipv6/icmp */ -enum { - NET_IPV6_ICMP_RATELIMIT=1 -}; - -/* /proc/sys/net/<protocol>/neigh/<dev> */ -enum { - NET_NEIGH_MCAST_SOLICIT=1, - NET_NEIGH_UCAST_SOLICIT=2, - NET_NEIGH_APP_SOLICIT=3, - NET_NEIGH_RETRANS_TIME=4, - NET_NEIGH_REACHABLE_TIME=5, - NET_NEIGH_DELAY_PROBE_TIME=6, - NET_NEIGH_GC_STALE_TIME=7, - NET_NEIGH_UNRES_QLEN=8, - NET_NEIGH_PROXY_QLEN=9, - NET_NEIGH_ANYCAST_DELAY=10, - NET_NEIGH_PROXY_DELAY=11, - NET_NEIGH_LOCKTIME=12, - NET_NEIGH_GC_INTERVAL=13, - NET_NEIGH_GC_THRESH1=14, - NET_NEIGH_GC_THRESH2=15, - NET_NEIGH_GC_THRESH3=16, - NET_NEIGH_RETRANS_TIME_MS=17, - NET_NEIGH_REACHABLE_TIME_MS=18, -}; - -/* /proc/sys/net/dccp */ -enum { - NET_DCCP_DEFAULT=1, -}; - -/* /proc/sys/net/ipx */ -enum { - NET_IPX_PPROP_BROADCASTING=1, - NET_IPX_FORWARDING=2 -}; - -/* /proc/sys/net/llc */ -enum { - NET_LLC2=1, - NET_LLC_STATION=2, -}; - -/* /proc/sys/net/llc/llc2 */ -enum { - NET_LLC2_TIMEOUT=1, -}; - -/* /proc/sys/net/llc/station */ -enum { - NET_LLC_STATION_ACK_TIMEOUT=1, -}; - -/* /proc/sys/net/llc/llc2/timeout */ -enum { - NET_LLC2_ACK_TIMEOUT=1, - NET_LLC2_P_TIMEOUT=2, - NET_LLC2_REJ_TIMEOUT=3, - NET_LLC2_BUSY_TIMEOUT=4, -}; - -/* /proc/sys/net/appletalk */ -enum { - NET_ATALK_AARP_EXPIRY_TIME=1, - NET_ATALK_AARP_TICK_TIME=2, - NET_ATALK_AARP_RETRANSMIT_LIMIT=3, - NET_ATALK_AARP_RESOLVE_TIME=4 -}; - - -/* /proc/sys/net/netrom */ -enum { - NET_NETROM_DEFAULT_PATH_QUALITY=1, - NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2, - NET_NETROM_NETWORK_TTL_INITIALISER=3, - NET_NETROM_TRANSPORT_TIMEOUT=4, - NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5, - NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6, - NET_NETROM_TRANSPORT_BUSY_DELAY=7, - NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8, - NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9, - NET_NETROM_ROUTING_CONTROL=10, - NET_NETROM_LINK_FAILS_COUNT=11, - NET_NETROM_RESET=12 -}; - -/* /proc/sys/net/ax25 */ -enum { - NET_AX25_IP_DEFAULT_MODE=1, - NET_AX25_DEFAULT_MODE=2, - NET_AX25_BACKOFF_TYPE=3, - NET_AX25_CONNECT_MODE=4, - NET_AX25_STANDARD_WINDOW=5, - NET_AX25_EXTENDED_WINDOW=6, - NET_AX25_T1_TIMEOUT=7, - NET_AX25_T2_TIMEOUT=8, - NET_AX25_T3_TIMEOUT=9, - NET_AX25_IDLE_TIMEOUT=10, - NET_AX25_N2=11, - NET_AX25_PACLEN=12, - NET_AX25_PROTOCOL=13, - NET_AX25_DAMA_SLAVE_TIMEOUT=14 -}; - -/* /proc/sys/net/rose */ -enum { - NET_ROSE_RESTART_REQUEST_TIMEOUT=1, - NET_ROSE_CALL_REQUEST_TIMEOUT=2, - NET_ROSE_RESET_REQUEST_TIMEOUT=3, - NET_ROSE_CLEAR_REQUEST_TIMEOUT=4, - NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5, - NET_ROSE_ROUTING_CONTROL=6, - NET_ROSE_LINK_FAIL_TIMEOUT=7, - NET_ROSE_MAX_VCS=8, - NET_ROSE_WINDOW_SIZE=9, - NET_ROSE_NO_ACTIVITY_TIMEOUT=10 -}; - -/* /proc/sys/net/x25 */ -enum { - NET_X25_RESTART_REQUEST_TIMEOUT=1, - NET_X25_CALL_REQUEST_TIMEOUT=2, - NET_X25_RESET_REQUEST_TIMEOUT=3, - NET_X25_CLEAR_REQUEST_TIMEOUT=4, - NET_X25_ACK_HOLD_BACK_TIMEOUT=5, - NET_X25_FORWARD=6 -}; - -/* /proc/sys/net/token-ring */ -enum -{ - NET_TR_RIF_TIMEOUT=1 -}; - -/* /proc/sys/net/decnet/ */ -enum { - NET_DECNET_NODE_TYPE = 1, - NET_DECNET_NODE_ADDRESS = 2, - NET_DECNET_NODE_NAME = 3, - NET_DECNET_DEFAULT_DEVICE = 4, - NET_DECNET_TIME_WAIT = 5, - NET_DECNET_DN_COUNT = 6, - NET_DECNET_DI_COUNT = 7, - NET_DECNET_DR_COUNT = 8, - NET_DECNET_DST_GC_INTERVAL = 9, - NET_DECNET_CONF = 10, - NET_DECNET_NO_FC_MAX_CWND = 11, - NET_DECNET_MEM = 12, - NET_DECNET_RMEM = 13, - NET_DECNET_WMEM = 14, - NET_DECNET_DEBUG_LEVEL = 255 -}; - -/* /proc/sys/net/decnet/conf/<dev> */ -enum { - NET_DECNET_CONF_LOOPBACK = -2, - NET_DECNET_CONF_DDCMP = -3, - NET_DECNET_CONF_PPP = -4, - NET_DECNET_CONF_X25 = -5, - NET_DECNET_CONF_GRE = -6, - NET_DECNET_CONF_ETHER = -7 - - /* ... and ifindex of devices */ -}; - -/* /proc/sys/net/decnet/conf/<dev>/ */ -enum { - NET_DECNET_CONF_DEV_PRIORITY = 1, - NET_DECNET_CONF_DEV_T1 = 2, - NET_DECNET_CONF_DEV_T2 = 3, - NET_DECNET_CONF_DEV_T3 = 4, - NET_DECNET_CONF_DEV_FORWARDING = 5, - NET_DECNET_CONF_DEV_BLKSIZE = 6, - NET_DECNET_CONF_DEV_STATE = 7 -}; - -/* /proc/sys/net/sctp */ -enum { - NET_SCTP_RTO_INITIAL = 1, - NET_SCTP_RTO_MIN = 2, - NET_SCTP_RTO_MAX = 3, - NET_SCTP_RTO_ALPHA = 4, - NET_SCTP_RTO_BETA = 5, - NET_SCTP_VALID_COOKIE_LIFE = 6, - NET_SCTP_ASSOCIATION_MAX_RETRANS = 7, - NET_SCTP_PATH_MAX_RETRANS = 8, - NET_SCTP_MAX_INIT_RETRANSMITS = 9, - NET_SCTP_HB_INTERVAL = 10, - NET_SCTP_PRESERVE_ENABLE = 11, - NET_SCTP_MAX_BURST = 12, - NET_SCTP_ADDIP_ENABLE = 13, - NET_SCTP_PRSCTP_ENABLE = 14, - NET_SCTP_SNDBUF_POLICY = 15, - NET_SCTP_SACK_TIMEOUT = 16, - NET_SCTP_RCVBUF_POLICY = 17, -}; - -/* /proc/sys/net/bridge */ -enum { - NET_BRIDGE_NF_CALL_ARPTABLES = 1, - NET_BRIDGE_NF_CALL_IPTABLES = 2, - NET_BRIDGE_NF_CALL_IP6TABLES = 3, - NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4, - NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5, -}; - -/* proc/sys/net/irda */ -enum { - NET_IRDA_DISCOVERY=1, - NET_IRDA_DEVNAME=2, - NET_IRDA_DEBUG=3, - NET_IRDA_FAST_POLL=4, - NET_IRDA_DISCOVERY_SLOTS=5, - NET_IRDA_DISCOVERY_TIMEOUT=6, - NET_IRDA_SLOT_TIMEOUT=7, - NET_IRDA_MAX_BAUD_RATE=8, - NET_IRDA_MIN_TX_TURN_TIME=9, - NET_IRDA_MAX_TX_DATA_SIZE=10, - NET_IRDA_MAX_TX_WINDOW=11, - NET_IRDA_MAX_NOREPLY_TIME=12, - NET_IRDA_WARN_NOREPLY_TIME=13, - NET_IRDA_LAP_KEEPALIVE_TIME=14, -}; - - -/* CTL_FS names: */ -enum -{ - FS_NRINODE=1, /* int:current number of allocated inodes */ - FS_STATINODE=2, - FS_MAXINODE=3, /* int:maximum number of inodes that can be allocated */ - FS_NRDQUOT=4, /* int:current number of allocated dquots */ - FS_MAXDQUOT=5, /* int:maximum number of dquots that can be allocated */ - FS_NRFILE=6, /* int:current number of allocated filedescriptors */ - FS_MAXFILE=7, /* int:maximum number of filedescriptors that can be allocated */ - FS_DENTRY=8, - FS_NRSUPER=9, /* int:current number of allocated super_blocks */ - FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */ - FS_OVERFLOWUID=11, /* int: overflow UID */ - FS_OVERFLOWGID=12, /* int: overflow GID */ - FS_LEASES=13, /* int: leases enabled */ - FS_DIR_NOTIFY=14, /* int: directory notification enabled */ - FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */ - FS_DQSTATS=16, /* disc quota usage statistics and control */ - FS_XFS=17, /* struct: control xfs parameters */ - FS_AIO_NR=18, /* current system-wide number of aio requests */ - FS_AIO_MAX_NR=19, /* system-wide maximum number of aio requests */ - FS_INOTIFY=20, /* inotify submenu */ - FS_OCFS2=988, /* ocfs2 */ -}; - -/* /proc/sys/fs/quota/ */ -enum { - FS_DQ_LOOKUPS = 1, - FS_DQ_DROPS = 2, - FS_DQ_READS = 3, - FS_DQ_WRITES = 4, - FS_DQ_CACHE_HITS = 5, - FS_DQ_ALLOCATED = 6, - FS_DQ_FREE = 7, - FS_DQ_SYNCS = 8, - FS_DQ_WARNINGS = 9, -}; - -/* CTL_DEBUG names: */ - -/* CTL_DEV names: */ -enum { - DEV_CDROM=1, - DEV_HWMON=2, - DEV_PARPORT=3, - DEV_RAID=4, - DEV_MAC_HID=5, - DEV_SCSI=6, - DEV_IPMI=7, -}; - -/* /proc/sys/dev/cdrom */ -enum { - DEV_CDROM_INFO=1, - DEV_CDROM_AUTOCLOSE=2, - DEV_CDROM_AUTOEJECT=3, - DEV_CDROM_DEBUG=4, - DEV_CDROM_LOCK=5, - DEV_CDROM_CHECK_MEDIA=6 -}; - -/* /proc/sys/dev/parport */ -enum { - DEV_PARPORT_DEFAULT=-3 -}; - -/* /proc/sys/dev/raid */ -enum { - DEV_RAID_SPEED_LIMIT_MIN=1, - DEV_RAID_SPEED_LIMIT_MAX=2 -}; - -/* /proc/sys/dev/parport/default */ -enum { - DEV_PARPORT_DEFAULT_TIMESLICE=1, - DEV_PARPORT_DEFAULT_SPINTIME=2 -}; - -/* /proc/sys/dev/parport/parport n */ -enum { - DEV_PARPORT_SPINTIME=1, - DEV_PARPORT_BASE_ADDR=2, - DEV_PARPORT_IRQ=3, - DEV_PARPORT_DMA=4, - DEV_PARPORT_MODES=5, - DEV_PARPORT_DEVICES=6, - DEV_PARPORT_AUTOPROBE=16 -}; - -/* /proc/sys/dev/parport/parport n/devices/ */ -enum { - DEV_PARPORT_DEVICES_ACTIVE=-3, -}; - -/* /proc/sys/dev/parport/parport n/devices/device n */ -enum { - DEV_PARPORT_DEVICE_TIMESLICE=1, -}; - -/* /proc/sys/dev/mac_hid */ -enum { - DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1, - DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2, - DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3, - DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4, - DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5, - DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6 -}; - -/* /proc/sys/dev/scsi */ -enum { - DEV_SCSI_LOGGING_LEVEL=1, -}; - -/* /proc/sys/dev/ipmi */ -enum { - DEV_IPMI_POWEROFF_POWERCYCLE=1, -}; - -/* /proc/sys/abi */ -enum -{ - ABI_DEFHANDLER_COFF=1, /* default handler for coff binaries */ - ABI_DEFHANDLER_ELF=2, /* default handler for ELF binaries */ - ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */ - ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */ - ABI_TRACE=5, /* tracing flags */ - ABI_FAKE_UTSNAME=6, /* fake target utsname information */ -}; - -#ifdef __KERNEL__ #include <linux/list.h> +#include <linux/rcupdate.h> +#include <linux/wait.h> +#include <linux/rbtree.h> +#include <uapi/linux/sysctl.h> /* For the /proc/sys support */ struct ctl_table; struct nsproxy; struct ctl_table_root; - -struct ctl_table_set { - struct list_head list; - struct ctl_table_set *parent; - int (*is_seen)(struct ctl_table_set *); -}; - -extern void setup_sysctl_set(struct ctl_table_set *p, - struct ctl_table_set *parent, - int (*is_seen)(struct ctl_table_set *)); - struct ctl_table_header; - -extern void sysctl_head_get(struct ctl_table_header *); -extern void sysctl_head_put(struct ctl_table_header *); -extern int sysctl_is_seen(struct ctl_table_header *); -extern struct ctl_table_header *sysctl_head_grab(struct ctl_table_header *); -extern struct ctl_table_header *sysctl_head_next(struct ctl_table_header *prev); -extern struct ctl_table_header *__sysctl_head_next(struct nsproxy *namespaces, - struct ctl_table_header *prev); -extern void sysctl_head_finish(struct ctl_table_header *prev); -extern int sysctl_perm(struct ctl_table_root *root, - struct ctl_table *table, int op); +struct ctl_dir; typedef struct ctl_table ctl_table; @@ -1010,44 +85,80 @@ extern int proc_do_large_bitmap(struct ctl_table *, int, * cover common cases. */ +/* Support for userspace poll() to watch for changes */ +struct ctl_table_poll { + atomic_t event; + wait_queue_head_t wait; +}; + +static inline void *proc_sys_poll_event(struct ctl_table_poll *poll) +{ + return (void *)(unsigned long)atomic_read(&poll->event); +} + +#define __CTL_TABLE_POLL_INITIALIZER(name) { \ + .event = ATOMIC_INIT(0), \ + .wait = __WAIT_QUEUE_HEAD_INITIALIZER(name.wait) } + +#define DEFINE_CTL_TABLE_POLL(name) \ + struct ctl_table_poll name = __CTL_TABLE_POLL_INITIALIZER(name) + /* A sysctl table is an array of struct ctl_table: */ struct ctl_table { const char *procname; /* Text ID for /proc/sys, or zero */ void *data; int maxlen; - mode_t mode; - struct ctl_table *child; - struct ctl_table *parent; /* Automatically set */ + umode_t mode; + struct ctl_table *child; /* Deprecated */ proc_handler *proc_handler; /* Callback for text formatting */ + struct ctl_table_poll *poll; void *extra1; void *extra2; }; -struct ctl_table_root { - struct list_head root_list; - struct ctl_table_set default_set; - struct ctl_table_set *(*lookup)(struct ctl_table_root *root, - struct nsproxy *namespaces); - int (*permissions)(struct ctl_table_root *root, - struct nsproxy *namespaces, struct ctl_table *table); +struct ctl_node { + struct rb_node node; + struct ctl_table_header *header; }; /* struct ctl_table_header is used to maintain dynamic lists of struct ctl_table trees. */ struct ctl_table_header { - struct ctl_table *ctl_table; - struct list_head ctl_entry; - int used; - int count; + union { + struct { + struct ctl_table *ctl_table; + int used; + int count; + int nreg; + }; + struct rcu_head rcu; + }; struct completion *unregistering; struct ctl_table *ctl_table_arg; struct ctl_table_root *root; struct ctl_table_set *set; - struct ctl_table *attached_by; - struct ctl_table *attached_to; - struct ctl_table_header *parent; + struct ctl_dir *parent; + struct ctl_node *node; +}; + +struct ctl_dir { + /* Header must be at the start of ctl_dir */ + struct ctl_table_header header; + struct rb_root root; +}; + +struct ctl_table_set { + int (*is_seen)(struct ctl_table_set *); + struct ctl_dir dir; +}; + +struct ctl_table_root { + struct ctl_table_set default_set; + struct ctl_table_set *(*lookup)(struct ctl_table_root *root, + struct nsproxy *namespaces); + int (*permissions)(struct ctl_table_header *head, struct ctl_table *table); }; /* struct ctl_path describes where in the hierarchy a table is added */ @@ -1055,17 +166,52 @@ struct ctl_path { const char *procname; }; +#ifdef CONFIG_SYSCTL + +void proc_sys_poll_notify(struct ctl_table_poll *poll); + +extern void setup_sysctl_set(struct ctl_table_set *p, + struct ctl_table_root *root, + int (*is_seen)(struct ctl_table_set *)); +extern void retire_sysctl_set(struct ctl_table_set *set); + void register_sysctl_root(struct ctl_table_root *root); +struct ctl_table_header *__register_sysctl_table( + struct ctl_table_set *set, + const char *path, struct ctl_table *table); struct ctl_table_header *__register_sysctl_paths( - struct ctl_table_root *root, struct nsproxy *namespaces, + struct ctl_table_set *set, const struct ctl_path *path, struct ctl_table *table); +struct ctl_table_header *register_sysctl(const char *path, struct ctl_table *table); struct ctl_table_header *register_sysctl_table(struct ctl_table * table); struct ctl_table_header *register_sysctl_paths(const struct ctl_path *path, struct ctl_table *table); void unregister_sysctl_table(struct ctl_table_header * table); -int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table); -#endif /* __KERNEL__ */ +extern int sysctl_init(void); +#else /* CONFIG_SYSCTL */ +static inline struct ctl_table_header *register_sysctl_table(struct ctl_table * table) +{ + return NULL; +} + +static inline struct ctl_table_header *register_sysctl_paths( + const struct ctl_path *path, struct ctl_table *table) +{ + return NULL; +} + +static inline void unregister_sysctl_table(struct ctl_table_header * table) +{ +} + +static inline void setup_sysctl_set(struct ctl_table_set *p, + struct ctl_table_root *root, + int (*is_seen)(struct ctl_table_set *)) +{ +} + +#endif /* CONFIG_SYSCTL */ #endif /* _LINUX_SYSCTL_H */ |