1/*
2 * sysctl.h: General linux system control interface
3 *
4 * Begun 24 March 1995, Stephen Tweedie
5 *
6 ****************************************************************
7 ****************************************************************
8 **
9 ** WARNING:
10 ** The values in this file are exported to user space via
11 ** the sysctl() binary interface. Do *NOT* change the
12 ** numbering of any existing values here, and do not change
13 ** any numbers within any one set of values. If you have to
14 ** redefine an existing interface, use a new number for it.
15 ** The kernel will then return -ENOTDIR to any application using
16 ** the old binary interface.
17 **
18 ****************************************************************
19 ****************************************************************
20 */
21
22#ifndef _LINUX_SYSCTL_H
23#define _LINUX_SYSCTL_H
24
25#include <linux/kernel.h>
26#include <linux/types.h>
27
28
29#define CTL_MAXNAME 10 /* how many path components do we allow in a
30 call to sysctl? In other words, what is
31 the largest acceptable value for the nlen
32 member of a struct __sysctl_args to have? */
33
34struct __sysctl_args {
35 int *name;
36 int nlen;
37 void *oldval;
38 size_t *oldlenp;
39 void *newval;
40 size_t newlen;
41 unsigned long __unused[4];
42};
43
44/* Define sysctl names first */
45
46/* Top-level names: */
47
48enum
49{
50 CTL_KERN=1, /* General kernel info and control */
51 CTL_VM=2, /* VM management */
52 CTL_NET=3, /* Networking */
53 CTL_PROC=4, /* removal breaks strace(1) compilation */
54 CTL_FS=5, /* Filesystems */
55 CTL_DEBUG=6, /* Debugging */
56 CTL_DEV=7, /* Devices */
57 CTL_BUS=8, /* Busses */
58 CTL_ABI=9, /* Binary emulation */
59 CTL_CPU=10, /* CPU stuff (speed scaling, etc) */
60 CTL_ARLAN=254, /* arlan wireless driver */
61 CTL_S390DBF=5677, /* s390 debug */
62 CTL_SUNRPC=7249, /* sunrpc debug */
63 CTL_PM=9899, /* frv power management */
64 CTL_FRV=9898, /* frv specific sysctls */
65};
66
67/* CTL_BUS names: */
68enum
69{
70 CTL_BUS_ISA=1 /* ISA */
71};
72
73/* /proc/sys/fs/inotify/ */
74enum
75{
76 INOTIFY_MAX_USER_INSTANCES=1, /* max instances per user */
77 INOTIFY_MAX_USER_WATCHES=2, /* max watches per user */
78 INOTIFY_MAX_QUEUED_EVENTS=3 /* max queued events per instance */
79};
80
81/* CTL_KERN names: */
82enum
83{
84 KERN_OSTYPE=1, /* string: system version */
85 KERN_OSRELEASE=2, /* string: system release */
86 KERN_OSREV=3, /* int: system revision */
87 KERN_VERSION=4, /* string: compile time info */
88 KERN_SECUREMASK=5, /* struct: maximum rights mask */
89 KERN_PROF=6, /* table: profiling information */
90 KERN_NODENAME=7, /* string: hostname */
91 KERN_DOMAINNAME=8, /* string: domainname */
92
93 KERN_PANIC=15, /* int: panic timeout */
94 KERN_REALROOTDEV=16, /* real root device to mount after initrd */
95
96 KERN_SPARC_REBOOT=21, /* reboot command on Sparc */
97 KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */
98 KERN_PRINTK=23, /* struct: control printk logging parameters */
99 KERN_NAMETRANS=24, /* Name translation */
100 KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */
101 KERN_PPC_ZEROPAGED=26, /* turn idle page zeroing on/off on PPC */
102 KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */
103 KERN_MODPROBE=28, /* string: modprobe path */
104 KERN_SG_BIG_BUFF=29, /* int: sg driver reserved buffer size */
105 KERN_ACCT=30, /* BSD process accounting parameters */
106 KERN_PPC_L2CR=31, /* l2cr register on PPC */
107
108 KERN_RTSIGNR=32, /* Number of rt sigs queued */
109 KERN_RTSIGMAX=33, /* Max queuable */
110
111 KERN_SHMMAX=34, /* long: Maximum shared memory segment */
112 KERN_MSGMAX=35, /* int: Maximum size of a messege */
113 KERN_MSGMNB=36, /* int: Maximum message queue size */
114 KERN_MSGPOOL=37, /* int: Maximum system message pool size */
115 KERN_SYSRQ=38, /* int: Sysreq enable */
116 KERN_MAX_THREADS=39, /* int: Maximum nr of threads in the system */
117 KERN_RANDOM=40, /* Random driver */
118 KERN_SHMALL=41, /* int: Maximum size of shared memory */
119 KERN_MSGMNI=42, /* int: msg queue identifiers */
120 KERN_SEM=43, /* struct: sysv semaphore limits */
121 KERN_SPARC_STOP_A=44, /* int: Sparc Stop-A enable */
122 KERN_SHMMNI=45, /* int: shm array identifiers */
123 KERN_OVERFLOWUID=46, /* int: overflow UID */
124 KERN_OVERFLOWGID=47, /* int: overflow GID */
125 KERN_SHMPATH=48, /* string: path to shm fs */
126 KERN_HOTPLUG=49, /* string: path to uevent helper (deprecated) */
127 KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */
128 KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */
129 KERN_CORE_USES_PID=52, /* int: use core or core.%pid */
130 KERN_TAINTED=53, /* int: various kernel tainted flags */
131 KERN_CADPID=54, /* int: PID of the process to notify on CAD */
132 KERN_PIDMAX=55, /* int: PID # limit */
133 KERN_CORE_PATTERN=56, /* string: pattern for core-file names */
134 KERN_PANIC_ON_OOPS=57, /* int: whether we will panic on an oops */
135 KERN_HPPA_PWRSW=58, /* int: hppa soft-power enable */
136 KERN_HPPA_UNALIGNED=59, /* int: hppa unaligned-trap enable */
137 KERN_PRINTK_RATELIMIT=60, /* int: tune printk ratelimiting */
138 KERN_PRINTK_RATELIMIT_BURST=61, /* int: tune printk ratelimiting */
139 KERN_PTY=62, /* dir: pty driver */
140 KERN_NGROUPS_MAX=63, /* int: NGROUPS_MAX */
141 KERN_SPARC_SCONS_PWROFF=64, /* int: serial console power-off halt */
142 KERN_HZ_TIMER=65, /* int: hz timer on or off */
143 KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */
144 KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */
145 KERN_RANDOMIZE=68, /* int: randomize virtual address space */
146 KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */
147 KERN_SPIN_RETRY=70, /* int: number of spinlock retries */
148 KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */
149 KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */
150 KERN_COMPAT_LOG=73, /* int: print compat layer messages */
151 KERN_MAX_LOCK_DEPTH=74, /* int: rtmutex's maximum lock depth */
152 KERN_NMI_WATCHDOG=75, /* int: enable/disable nmi watchdog */
153 KERN_PANIC_ON_NMI=76, /* int: whether we will panic on an unrecovered */
154 KERN_PANIC_ON_WARN=77, /* int: call panic() in WARN() functions */
155};
156
157
158
159/* CTL_VM names: */
160enum
161{
162 VM_UNUSED1=1, /* was: struct: Set vm swapping control */
163 VM_UNUSED2=2, /* was; int: Linear or sqrt() swapout for hogs */
164 VM_UNUSED3=3, /* was: struct: Set free page thresholds */
165 VM_UNUSED4=4, /* Spare */
166 VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */
167 VM_UNUSED5=6, /* was: struct: Set buffer memory thresholds */
168 VM_UNUSED7=7, /* was: struct: Set cache memory thresholds */
169 VM_UNUSED8=8, /* was: struct: Control kswapd behaviour */
170 VM_UNUSED9=9, /* was: struct: Set page table cache parameters */
171 VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */
172 VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */
173 VM_DIRTY_RATIO=12, /* dirty_ratio */
174 VM_DIRTY_WB_CS=13, /* dirty_writeback_centisecs */
175 VM_DIRTY_EXPIRE_CS=14, /* dirty_expire_centisecs */
176 VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */
177 VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */
178 VM_PAGEBUF=17, /* struct: Control pagebuf parameters */
179 VM_HUGETLB_PAGES=18, /* int: Number of available Huge Pages */
180 VM_SWAPPINESS=19, /* Tendency to steal mapped memory */
181 VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */
182 VM_MIN_FREE_KBYTES=21, /* Minimum free kilobytes to maintain */
183 VM_MAX_MAP_COUNT=22, /* int: Maximum number of mmaps/address-space */
184 VM_LAPTOP_MODE=23, /* vm laptop mode */
185 VM_BLOCK_DUMP=24, /* block dump mode */
186 VM_HUGETLB_GROUP=25, /* permitted hugetlb group */
187 VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */
188 VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */
189 VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */
190 VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */
191 VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */
192 VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */
193 VM_MIN_UNMAPPED=32, /* Set min percent of unmapped pages */
194 VM_PANIC_ON_OOM=33, /* panic at out-of-memory */
195 VM_VDSO_ENABLED=34, /* map VDSO into new processes? */
196 VM_MIN_SLAB=35, /* Percent pages ignored by zone reclaim */
197};
198
199
200/* CTL_NET names: */
201enum
202{
203 NET_CORE=1,
204 NET_ETHER=2,
205 NET_802=3,
206 NET_UNIX=4,
207 NET_IPV4=5,
208 NET_IPX=6,
209 NET_ATALK=7,
210 NET_NETROM=8,
211 NET_AX25=9,
212 NET_BRIDGE=10,
213 NET_ROSE=11,
214 NET_IPV6=12,
215 NET_X25=13,
216 NET_TR=14,
217 NET_DECNET=15,
218 NET_ECONET=16,
219 NET_SCTP=17,
220 NET_LLC=18,
221 NET_NETFILTER=19,
222 NET_DCCP=20,
223 NET_IRDA=412,
224};
225
226/* /proc/sys/kernel/random */
227enum
228{
229 RANDOM_POOLSIZE=1,
230 RANDOM_ENTROPY_COUNT=2,
231 RANDOM_READ_THRESH=3,
232 RANDOM_WRITE_THRESH=4,
233 RANDOM_BOOT_ID=5,
234 RANDOM_UUID=6
235};
236
237/* /proc/sys/kernel/pty */
238enum
239{
240 PTY_MAX=1,
241 PTY_NR=2
242};
243
244/* /proc/sys/bus/isa */
245enum
246{
247 BUS_ISA_MEM_BASE=1,
248 BUS_ISA_PORT_BASE=2,
249 BUS_ISA_PORT_SHIFT=3
250};
251
252/* /proc/sys/net/core */
253enum
254{
255 NET_CORE_WMEM_MAX=1,
256 NET_CORE_RMEM_MAX=2,
257 NET_CORE_WMEM_DEFAULT=3,
258 NET_CORE_RMEM_DEFAULT=4,
259/* was NET_CORE_DESTROY_DELAY */
260 NET_CORE_MAX_BACKLOG=6,
261 NET_CORE_FASTROUTE=7,
262 NET_CORE_MSG_COST=8,
263 NET_CORE_MSG_BURST=9,
264 NET_CORE_OPTMEM_MAX=10,
265 NET_CORE_HOT_LIST_LENGTH=11,
266 NET_CORE_DIVERT_VERSION=12,
267 NET_CORE_NO_CONG_THRESH=13,
268 NET_CORE_NO_CONG=14,
269 NET_CORE_LO_CONG=15,
270 NET_CORE_MOD_CONG=16,
271 NET_CORE_DEV_WEIGHT=17,
272 NET_CORE_SOMAXCONN=18,
273 NET_CORE_BUDGET=19,
274 NET_CORE_AEVENT_ETIME=20,
275 NET_CORE_AEVENT_RSEQTH=21,
276 NET_CORE_WARNINGS=22,
277};
278
279/* /proc/sys/net/ethernet */
280
281/* /proc/sys/net/802 */
282
283/* /proc/sys/net/unix */
284
285enum
286{
287 NET_UNIX_DESTROY_DELAY=1,
288 NET_UNIX_DELETE_DELAY=2,
289 NET_UNIX_MAX_DGRAM_QLEN=3,
290};
291
292/* /proc/sys/net/netfilter */
293enum
294{
295 NET_NF_CONNTRACK_MAX=1,
296 NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
297 NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
298 NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
299 NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
300 NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
301 NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
302 NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
303 NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
304 NET_NF_CONNTRACK_UDP_TIMEOUT=10,
305 NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
306 NET_NF_CONNTRACK_ICMP_TIMEOUT=12,
307 NET_NF_CONNTRACK_GENERIC_TIMEOUT=13,
308 NET_NF_CONNTRACK_BUCKETS=14,
309 NET_NF_CONNTRACK_LOG_INVALID=15,
310 NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
311 NET_NF_CONNTRACK_TCP_LOOSE=17,
312 NET_NF_CONNTRACK_TCP_BE_LIBERAL=18,
313 NET_NF_CONNTRACK_TCP_MAX_RETRANS=19,
314 NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
315 NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
316 NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
317 NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
318 NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
319 NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
320 NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
321 NET_NF_CONNTRACK_COUNT=27,
322 NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28,
323 NET_NF_CONNTRACK_FRAG6_TIMEOUT=29,
324 NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30,
325 NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31,
326 NET_NF_CONNTRACK_CHECKSUM=32,
327};
328
329/* /proc/sys/net/ipv4 */
330enum
331{
332 /* v2.0 compatibile variables */
333 NET_IPV4_FORWARD=8,
334 NET_IPV4_DYNADDR=9,
335
336 NET_IPV4_CONF=16,
337 NET_IPV4_NEIGH=17,
338 NET_IPV4_ROUTE=18,
339 NET_IPV4_FIB_HASH=19,
340 NET_IPV4_NETFILTER=20,
341
342 NET_IPV4_TCP_TIMESTAMPS=33,
343 NET_IPV4_TCP_WINDOW_SCALING=34,
344 NET_IPV4_TCP_SACK=35,
345 NET_IPV4_TCP_RETRANS_COLLAPSE=36,
346 NET_IPV4_DEFAULT_TTL=37,
347 NET_IPV4_AUTOCONFIG=38,
348 NET_IPV4_NO_PMTU_DISC=39,
349 NET_IPV4_TCP_SYN_RETRIES=40,
350 NET_IPV4_IPFRAG_HIGH_THRESH=41,
351 NET_IPV4_IPFRAG_LOW_THRESH=42,
352 NET_IPV4_IPFRAG_TIME=43,
353 NET_IPV4_TCP_MAX_KA_PROBES=44,
354 NET_IPV4_TCP_KEEPALIVE_TIME=45,
355 NET_IPV4_TCP_KEEPALIVE_PROBES=46,
356 NET_IPV4_TCP_RETRIES1=47,
357 NET_IPV4_TCP_RETRIES2=48,
358 NET_IPV4_TCP_FIN_TIMEOUT=49,
359 NET_IPV4_IP_MASQ_DEBUG=50,
360 NET_TCP_SYNCOOKIES=51,
361 NET_TCP_STDURG=52,
362 NET_TCP_RFC1337=53,
363 NET_TCP_SYN_TAILDROP=54,
364 NET_TCP_MAX_SYN_BACKLOG=55,
365 NET_IPV4_LOCAL_PORT_RANGE=56,
366 NET_IPV4_ICMP_ECHO_IGNORE_ALL=57,
367 NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58,
368 NET_IPV4_ICMP_SOURCEQUENCH_RATE=59,
369 NET_IPV4_ICMP_DESTUNREACH_RATE=60,
370 NET_IPV4_ICMP_TIMEEXCEED_RATE=61,
371 NET_IPV4_ICMP_PARAMPROB_RATE=62,
372 NET_IPV4_ICMP_ECHOREPLY_RATE=63,
373 NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64,
374 NET_IPV4_IGMP_MAX_MEMBERSHIPS=65,
375 NET_TCP_TW_RECYCLE=66,
376 NET_IPV4_ALWAYS_DEFRAG=67,
377 NET_IPV4_TCP_KEEPALIVE_INTVL=68,
378 NET_IPV4_INET_PEER_THRESHOLD=69,
379 NET_IPV4_INET_PEER_MINTTL=70,
380 NET_IPV4_INET_PEER_MAXTTL=71,
381 NET_IPV4_INET_PEER_GC_MINTIME=72,
382 NET_IPV4_INET_PEER_GC_MAXTIME=73,
383 NET_TCP_ORPHAN_RETRIES=74,
384 NET_TCP_ABORT_ON_OVERFLOW=75,
385 NET_TCP_SYNACK_RETRIES=76,
386 NET_TCP_MAX_ORPHANS=77,
387 NET_TCP_MAX_TW_BUCKETS=78,
388 NET_TCP_FACK=79,
389 NET_TCP_REORDERING=80,
390 NET_TCP_ECN=81,
391 NET_TCP_DSACK=82,
392 NET_TCP_MEM=83,
393 NET_TCP_WMEM=84,
394 NET_TCP_RMEM=85,
395 NET_TCP_APP_WIN=86,
396 NET_TCP_ADV_WIN_SCALE=87,
397 NET_IPV4_NONLOCAL_BIND=88,
398 NET_IPV4_ICMP_RATELIMIT=89,
399 NET_IPV4_ICMP_RATEMASK=90,
400 NET_TCP_TW_REUSE=91,
401 NET_TCP_FRTO=92,
402 NET_TCP_LOW_LATENCY=93,
403 NET_IPV4_IPFRAG_SECRET_INTERVAL=94,
404 NET_IPV4_IGMP_MAX_MSF=96,
405 NET_TCP_NO_METRICS_SAVE=97,
406 NET_TCP_DEFAULT_WIN_SCALE=105,
407 NET_TCP_MODERATE_RCVBUF=106,
408 NET_TCP_TSO_WIN_DIVISOR=107,
409 NET_TCP_BIC_BETA=108,
410 NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109,
411 NET_TCP_CONG_CONTROL=110,
412 NET_TCP_ABC=111,
413 NET_IPV4_IPFRAG_MAX_DIST=112,
414 NET_TCP_MTU_PROBING=113,
415 NET_TCP_BASE_MSS=114,
416 NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115,
417 NET_TCP_DMA_COPYBREAK=116,
418 NET_TCP_SLOW_START_AFTER_IDLE=117,
419 NET_CIPSOV4_CACHE_ENABLE=118,
420 NET_CIPSOV4_CACHE_BUCKET_SIZE=119,
421 NET_CIPSOV4_RBM_OPTFMT=120,
422 NET_CIPSOV4_RBM_STRICTVALID=121,
423 NET_TCP_AVAIL_CONG_CONTROL=122,
424 NET_TCP_ALLOWED_CONG_CONTROL=123,
425 NET_TCP_MAX_SSTHRESH=124,
426 NET_TCP_FRTO_RESPONSE=125,
427};
428
429enum {
430 NET_IPV4_ROUTE_FLUSH=1,
431 NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */
432 NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */
433 NET_IPV4_ROUTE_GC_THRESH=4,
434 NET_IPV4_ROUTE_MAX_SIZE=5,
435 NET_IPV4_ROUTE_GC_MIN_INTERVAL=6,
436 NET_IPV4_ROUTE_GC_TIMEOUT=7,
437 NET_IPV4_ROUTE_GC_INTERVAL=8, /* obsolete since 2.6.38 */
438 NET_IPV4_ROUTE_REDIRECT_LOAD=9,
439 NET_IPV4_ROUTE_REDIRECT_NUMBER=10,
440 NET_IPV4_ROUTE_REDIRECT_SILENCE=11,
441 NET_IPV4_ROUTE_ERROR_COST=12,
442 NET_IPV4_ROUTE_ERROR_BURST=13,
443 NET_IPV4_ROUTE_GC_ELASTICITY=14,
444 NET_IPV4_ROUTE_MTU_EXPIRES=15,
445 NET_IPV4_ROUTE_MIN_PMTU=16,
446 NET_IPV4_ROUTE_MIN_ADVMSS=17,
447 NET_IPV4_ROUTE_SECRET_INTERVAL=18,
448 NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19,
449};
450
451enum
452{
453 NET_PROTO_CONF_ALL=-2,
454 NET_PROTO_CONF_DEFAULT=-3
455
456 /* And device ifindices ... */
457};
458
459enum
460{
461 NET_IPV4_CONF_FORWARDING=1,
462 NET_IPV4_CONF_MC_FORWARDING=2,
463 NET_IPV4_CONF_PROXY_ARP=3,
464 NET_IPV4_CONF_ACCEPT_REDIRECTS=4,
465 NET_IPV4_CONF_SECURE_REDIRECTS=5,
466 NET_IPV4_CONF_SEND_REDIRECTS=6,
467 NET_IPV4_CONF_SHARED_MEDIA=7,
468 NET_IPV4_CONF_RP_FILTER=8,
469 NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9,
470 NET_IPV4_CONF_BOOTP_RELAY=10,
471 NET_IPV4_CONF_LOG_MARTIANS=11,
472 NET_IPV4_CONF_TAG=12,
473 NET_IPV4_CONF_ARPFILTER=13,
474 NET_IPV4_CONF_MEDIUM_ID=14,
475 NET_IPV4_CONF_NOXFRM=15,
476 NET_IPV4_CONF_NOPOLICY=16,
477 NET_IPV4_CONF_FORCE_IGMP_VERSION=17,
478 NET_IPV4_CONF_ARP_ANNOUNCE=18,
479 NET_IPV4_CONF_ARP_IGNORE=19,
480 NET_IPV4_CONF_PROMOTE_SECONDARIES=20,
481 NET_IPV4_CONF_ARP_ACCEPT=21,
482 NET_IPV4_CONF_ARP_NOTIFY=22,
483};
484
485/* /proc/sys/net/ipv4/netfilter */
486enum
487{
488 NET_IPV4_NF_CONNTRACK_MAX=1,
489 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
490 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
491 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
492 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
493 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
494 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
495 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
496 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
497 NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10,
498 NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
499 NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12,
500 NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13,
501 NET_IPV4_NF_CONNTRACK_BUCKETS=14,
502 NET_IPV4_NF_CONNTRACK_LOG_INVALID=15,
503 NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
504 NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17,
505 NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18,
506 NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19,
507 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
508 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
509 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
510 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
511 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
512 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
513 NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
514 NET_IPV4_NF_CONNTRACK_COUNT=27,
515 NET_IPV4_NF_CONNTRACK_CHECKSUM=28,
516};
517
518/* /proc/sys/net/ipv6 */
519enum {
520 NET_IPV6_CONF=16,
521 NET_IPV6_NEIGH=17,
522 NET_IPV6_ROUTE=18,
523 NET_IPV6_ICMP=19,
524 NET_IPV6_BINDV6ONLY=20,
525 NET_IPV6_IP6FRAG_HIGH_THRESH=21,
526 NET_IPV6_IP6FRAG_LOW_THRESH=22,
527 NET_IPV6_IP6FRAG_TIME=23,
528 NET_IPV6_IP6FRAG_SECRET_INTERVAL=24,
529 NET_IPV6_MLD_MAX_MSF=25,
530};
531
532enum {
533 NET_IPV6_ROUTE_FLUSH=1,
534 NET_IPV6_ROUTE_GC_THRESH=2,
535 NET_IPV6_ROUTE_MAX_SIZE=3,
536 NET_IPV6_ROUTE_GC_MIN_INTERVAL=4,
537 NET_IPV6_ROUTE_GC_TIMEOUT=5,
538 NET_IPV6_ROUTE_GC_INTERVAL=6,
539 NET_IPV6_ROUTE_GC_ELASTICITY=7,
540 NET_IPV6_ROUTE_MTU_EXPIRES=8,
541 NET_IPV6_ROUTE_MIN_ADVMSS=9,
542 NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10
543};
544
545enum {
546 NET_IPV6_FORWARDING=1,
547 NET_IPV6_HOP_LIMIT=2,
548 NET_IPV6_MTU=3,
549 NET_IPV6_ACCEPT_RA=4,
550 NET_IPV6_ACCEPT_REDIRECTS=5,
551 NET_IPV6_AUTOCONF=6,
552 NET_IPV6_DAD_TRANSMITS=7,
553 NET_IPV6_RTR_SOLICITS=8,
554 NET_IPV6_RTR_SOLICIT_INTERVAL=9,
555 NET_IPV6_RTR_SOLICIT_DELAY=10,
556 NET_IPV6_USE_TEMPADDR=11,
557 NET_IPV6_TEMP_VALID_LFT=12,
558 NET_IPV6_TEMP_PREFERED_LFT=13,
559 NET_IPV6_REGEN_MAX_RETRY=14,
560 NET_IPV6_MAX_DESYNC_FACTOR=15,
561 NET_IPV6_MAX_ADDRESSES=16,
562 NET_IPV6_FORCE_MLD_VERSION=17,
563 NET_IPV6_ACCEPT_RA_DEFRTR=18,
564 NET_IPV6_ACCEPT_RA_PINFO=19,
565 NET_IPV6_ACCEPT_RA_RTR_PREF=20,
566 NET_IPV6_RTR_PROBE_INTERVAL=21,
567 NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22,
568 NET_IPV6_PROXY_NDP=23,
569 NET_IPV6_ACCEPT_SOURCE_ROUTE=25,
570 NET_IPV6_ACCEPT_RA_FROM_LOCAL=26,
571 NET_IPV6_ACCEPT_RA_RT_INFO_MIN_PLEN=27,
572 __NET_IPV6_MAX
573};
574
575/* /proc/sys/net/ipv6/icmp */
576enum {
577 NET_IPV6_ICMP_RATELIMIT=1
578};
579
580/* /proc/sys/net/<protocol>/neigh/<dev> */
581enum {
582 NET_NEIGH_MCAST_SOLICIT=1,
583 NET_NEIGH_UCAST_SOLICIT=2,
584 NET_NEIGH_APP_SOLICIT=3,
585 NET_NEIGH_RETRANS_TIME=4,
586 NET_NEIGH_REACHABLE_TIME=5,
587 NET_NEIGH_DELAY_PROBE_TIME=6,
588 NET_NEIGH_GC_STALE_TIME=7,
589 NET_NEIGH_UNRES_QLEN=8,
590 NET_NEIGH_PROXY_QLEN=9,
591 NET_NEIGH_ANYCAST_DELAY=10,
592 NET_NEIGH_PROXY_DELAY=11,
593 NET_NEIGH_LOCKTIME=12,
594 NET_NEIGH_GC_INTERVAL=13,
595 NET_NEIGH_GC_THRESH1=14,
596 NET_NEIGH_GC_THRESH2=15,
597 NET_NEIGH_GC_THRESH3=16,
598 NET_NEIGH_RETRANS_TIME_MS=17,
599 NET_NEIGH_REACHABLE_TIME_MS=18,
600};
601
602/* /proc/sys/net/dccp */
603enum {
604 NET_DCCP_DEFAULT=1,
605};
606
607/* /proc/sys/net/ipx */
608enum {
609 NET_IPX_PPROP_BROADCASTING=1,
610 NET_IPX_FORWARDING=2
611};
612
613/* /proc/sys/net/llc */
614enum {
615 NET_LLC2=1,
616 NET_LLC_STATION=2,
617};
618
619/* /proc/sys/net/llc/llc2 */
620enum {
621 NET_LLC2_TIMEOUT=1,
622};
623
624/* /proc/sys/net/llc/station */
625enum {
626 NET_LLC_STATION_ACK_TIMEOUT=1,
627};
628
629/* /proc/sys/net/llc/llc2/timeout */
630enum {
631 NET_LLC2_ACK_TIMEOUT=1,
632 NET_LLC2_P_TIMEOUT=2,
633 NET_LLC2_REJ_TIMEOUT=3,
634 NET_LLC2_BUSY_TIMEOUT=4,
635};
636
637/* /proc/sys/net/appletalk */
638enum {
639 NET_ATALK_AARP_EXPIRY_TIME=1,
640 NET_ATALK_AARP_TICK_TIME=2,
641 NET_ATALK_AARP_RETRANSMIT_LIMIT=3,
642 NET_ATALK_AARP_RESOLVE_TIME=4
643};
644
645
646/* /proc/sys/net/netrom */
647enum {
648 NET_NETROM_DEFAULT_PATH_QUALITY=1,
649 NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2,
650 NET_NETROM_NETWORK_TTL_INITIALISER=3,
651 NET_NETROM_TRANSPORT_TIMEOUT=4,
652 NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5,
653 NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6,
654 NET_NETROM_TRANSPORT_BUSY_DELAY=7,
655 NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8,
656 NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9,
657 NET_NETROM_ROUTING_CONTROL=10,
658 NET_NETROM_LINK_FAILS_COUNT=11,
659 NET_NETROM_RESET=12
660};
661
662/* /proc/sys/net/ax25 */
663enum {
664 NET_AX25_IP_DEFAULT_MODE=1,
665 NET_AX25_DEFAULT_MODE=2,
666 NET_AX25_BACKOFF_TYPE=3,
667 NET_AX25_CONNECT_MODE=4,
668 NET_AX25_STANDARD_WINDOW=5,
669 NET_AX25_EXTENDED_WINDOW=6,
670 NET_AX25_T1_TIMEOUT=7,
671 NET_AX25_T2_TIMEOUT=8,
672 NET_AX25_T3_TIMEOUT=9,
673 NET_AX25_IDLE_TIMEOUT=10,
674 NET_AX25_N2=11,
675 NET_AX25_PACLEN=12,
676 NET_AX25_PROTOCOL=13,
677 NET_AX25_DAMA_SLAVE_TIMEOUT=14
678};
679
680/* /proc/sys/net/rose */
681enum {
682 NET_ROSE_RESTART_REQUEST_TIMEOUT=1,
683 NET_ROSE_CALL_REQUEST_TIMEOUT=2,
684 NET_ROSE_RESET_REQUEST_TIMEOUT=3,
685 NET_ROSE_CLEAR_REQUEST_TIMEOUT=4,
686 NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5,
687 NET_ROSE_ROUTING_CONTROL=6,
688 NET_ROSE_LINK_FAIL_TIMEOUT=7,
689 NET_ROSE_MAX_VCS=8,
690 NET_ROSE_WINDOW_SIZE=9,
691 NET_ROSE_NO_ACTIVITY_TIMEOUT=10
692};
693
694/* /proc/sys/net/x25 */
695enum {
696 NET_X25_RESTART_REQUEST_TIMEOUT=1,
697 NET_X25_CALL_REQUEST_TIMEOUT=2,
698 NET_X25_RESET_REQUEST_TIMEOUT=3,
699 NET_X25_CLEAR_REQUEST_TIMEOUT=4,
700 NET_X25_ACK_HOLD_BACK_TIMEOUT=5,
701 NET_X25_FORWARD=6
702};
703
704/* /proc/sys/net/token-ring */
705enum
706{
707 NET_TR_RIF_TIMEOUT=1
708};
709
710/* /proc/sys/net/decnet/ */
711enum {
712 NET_DECNET_NODE_TYPE = 1,
713 NET_DECNET_NODE_ADDRESS = 2,
714 NET_DECNET_NODE_NAME = 3,
715 NET_DECNET_DEFAULT_DEVICE = 4,
716 NET_DECNET_TIME_WAIT = 5,
717 NET_DECNET_DN_COUNT = 6,
718 NET_DECNET_DI_COUNT = 7,
719 NET_DECNET_DR_COUNT = 8,
720 NET_DECNET_DST_GC_INTERVAL = 9,
721 NET_DECNET_CONF = 10,
722 NET_DECNET_NO_FC_MAX_CWND = 11,
723 NET_DECNET_MEM = 12,
724 NET_DECNET_RMEM = 13,
725 NET_DECNET_WMEM = 14,
726 NET_DECNET_DEBUG_LEVEL = 255
727};
728
729/* /proc/sys/net/decnet/conf/<dev> */
730enum {
731 NET_DECNET_CONF_LOOPBACK = -2,
732 NET_DECNET_CONF_DDCMP = -3,
733 NET_DECNET_CONF_PPP = -4,
734 NET_DECNET_CONF_X25 = -5,
735 NET_DECNET_CONF_GRE = -6,
736 NET_DECNET_CONF_ETHER = -7
737
738 /* ... and ifindex of devices */
739};
740
741/* /proc/sys/net/decnet/conf/<dev>/ */
742enum {
743 NET_DECNET_CONF_DEV_PRIORITY = 1,
744 NET_DECNET_CONF_DEV_T1 = 2,
745 NET_DECNET_CONF_DEV_T2 = 3,
746 NET_DECNET_CONF_DEV_T3 = 4,
747 NET_DECNET_CONF_DEV_FORWARDING = 5,
748 NET_DECNET_CONF_DEV_BLKSIZE = 6,
749 NET_DECNET_CONF_DEV_STATE = 7
750};
751
752/* /proc/sys/net/sctp */
753enum {
754 NET_SCTP_RTO_INITIAL = 1,
755 NET_SCTP_RTO_MIN = 2,
756 NET_SCTP_RTO_MAX = 3,
757 NET_SCTP_RTO_ALPHA = 4,
758 NET_SCTP_RTO_BETA = 5,
759 NET_SCTP_VALID_COOKIE_LIFE = 6,
760 NET_SCTP_ASSOCIATION_MAX_RETRANS = 7,
761 NET_SCTP_PATH_MAX_RETRANS = 8,
762 NET_SCTP_MAX_INIT_RETRANSMITS = 9,
763 NET_SCTP_HB_INTERVAL = 10,
764 NET_SCTP_PRESERVE_ENABLE = 11,
765 NET_SCTP_MAX_BURST = 12,
766 NET_SCTP_ADDIP_ENABLE = 13,
767 NET_SCTP_PRSCTP_ENABLE = 14,
768 NET_SCTP_SNDBUF_POLICY = 15,
769 NET_SCTP_SACK_TIMEOUT = 16,
770 NET_SCTP_RCVBUF_POLICY = 17,
771};
772
773/* /proc/sys/net/bridge */
774enum {
775 NET_BRIDGE_NF_CALL_ARPTABLES = 1,
776 NET_BRIDGE_NF_CALL_IPTABLES = 2,
777 NET_BRIDGE_NF_CALL_IP6TABLES = 3,
778 NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4,
779 NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5,
780};
781
782/* proc/sys/net/irda */
783enum {
784 NET_IRDA_DISCOVERY=1,
785 NET_IRDA_DEVNAME=2,
786 NET_IRDA_DEBUG=3,
787 NET_IRDA_FAST_POLL=4,
788 NET_IRDA_DISCOVERY_SLOTS=5,
789 NET_IRDA_DISCOVERY_TIMEOUT=6,
790 NET_IRDA_SLOT_TIMEOUT=7,
791 NET_IRDA_MAX_BAUD_RATE=8,
792 NET_IRDA_MIN_TX_TURN_TIME=9,
793 NET_IRDA_MAX_TX_DATA_SIZE=10,
794 NET_IRDA_MAX_TX_WINDOW=11,
795 NET_IRDA_MAX_NOREPLY_TIME=12,
796 NET_IRDA_WARN_NOREPLY_TIME=13,
797 NET_IRDA_LAP_KEEPALIVE_TIME=14,
798};
799
800
801/* CTL_FS names: */
802enum
803{
804 FS_NRINODE=1, /* int:current number of allocated inodes */
805 FS_STATINODE=2,
806 FS_MAXINODE=3, /* int:maximum number of inodes that can be allocated */
807 FS_NRDQUOT=4, /* int:current number of allocated dquots */
808 FS_MAXDQUOT=5, /* int:maximum number of dquots that can be allocated */
809 FS_NRFILE=6, /* int:current number of allocated filedescriptors */
810 FS_MAXFILE=7, /* int:maximum number of filedescriptors that can be allocated */
811 FS_DENTRY=8,
812 FS_NRSUPER=9, /* int:current number of allocated super_blocks */
813 FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */
814 FS_OVERFLOWUID=11, /* int: overflow UID */
815 FS_OVERFLOWGID=12, /* int: overflow GID */
816 FS_LEASES=13, /* int: leases enabled */
817 FS_DIR_NOTIFY=14, /* int: directory notification enabled */
818 FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */
819 FS_DQSTATS=16, /* disc quota usage statistics and control */
820 FS_XFS=17, /* struct: control xfs parameters */
821 FS_AIO_NR=18, /* current system-wide number of aio requests */
822 FS_AIO_MAX_NR=19, /* system-wide maximum number of aio requests */
823 FS_INOTIFY=20, /* inotify submenu */
824 FS_OCFS2=988, /* ocfs2 */
825};
826
827/* /proc/sys/fs/quota/ */
828enum {
829 FS_DQ_LOOKUPS = 1,
830 FS_DQ_DROPS = 2,
831 FS_DQ_READS = 3,
832 FS_DQ_WRITES = 4,
833 FS_DQ_CACHE_HITS = 5,
834 FS_DQ_ALLOCATED = 6,
835 FS_DQ_FREE = 7,
836 FS_DQ_SYNCS = 8,
837 FS_DQ_WARNINGS = 9,
838};
839
840/* CTL_DEBUG names: */
841
842/* CTL_DEV names: */
843enum {
844 DEV_CDROM=1,
845 DEV_HWMON=2,
846 DEV_PARPORT=3,
847 DEV_RAID=4,
848 DEV_MAC_HID=5,
849 DEV_SCSI=6,
850 DEV_IPMI=7,
851};
852
853/* /proc/sys/dev/cdrom */
854enum {
855 DEV_CDROM_INFO=1,
856 DEV_CDROM_AUTOCLOSE=2,
857 DEV_CDROM_AUTOEJECT=3,
858 DEV_CDROM_DEBUG=4,
859 DEV_CDROM_LOCK=5,
860 DEV_CDROM_CHECK_MEDIA=6
861};
862
863/* /proc/sys/dev/parport */
864enum {
865 DEV_PARPORT_DEFAULT=-3
866};
867
868/* /proc/sys/dev/raid */
869enum {
870 DEV_RAID_SPEED_LIMIT_MIN=1,
871 DEV_RAID_SPEED_LIMIT_MAX=2
872};
873
874/* /proc/sys/dev/parport/default */
875enum {
876 DEV_PARPORT_DEFAULT_TIMESLICE=1,
877 DEV_PARPORT_DEFAULT_SPINTIME=2
878};
879
880/* /proc/sys/dev/parport/parport n */
881enum {
882 DEV_PARPORT_SPINTIME=1,
883 DEV_PARPORT_BASE_ADDR=2,
884 DEV_PARPORT_IRQ=3,
885 DEV_PARPORT_DMA=4,
886 DEV_PARPORT_MODES=5,
887 DEV_PARPORT_DEVICES=6,
888 DEV_PARPORT_AUTOPROBE=16
889};
890
891/* /proc/sys/dev/parport/parport n/devices/ */
892enum {
893 DEV_PARPORT_DEVICES_ACTIVE=-3,
894};
895
896/* /proc/sys/dev/parport/parport n/devices/device n */
897enum {
898 DEV_PARPORT_DEVICE_TIMESLICE=1,
899};
900
901/* /proc/sys/dev/mac_hid */
902enum {
903 DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1,
904 DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2,
905 DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3,
906 DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4,
907 DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5,
908 DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6
909};
910
911/* /proc/sys/dev/scsi */
912enum {
913 DEV_SCSI_LOGGING_LEVEL=1,
914};
915
916/* /proc/sys/dev/ipmi */
917enum {
918 DEV_IPMI_POWEROFF_POWERCYCLE=1,
919};
920
921/* /proc/sys/abi */
922enum
923{
924 ABI_DEFHANDLER_COFF=1, /* default handler for coff binaries */
925 ABI_DEFHANDLER_ELF=2, /* default handler for ELF binaries */
926 ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */
927 ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */
928 ABI_TRACE=5, /* tracing flags */
929 ABI_FAKE_UTSNAME=6, /* fake target utsname information */
930};
931
932
933#endif /* _LINUX_SYSCTL_H */
934