Line data Source code
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 : #include <linux/compiler.h>
28 :
29 : struct completion;
30 :
31 : #define CTL_MAXNAME 10 /* how many path components do we allow in a
32 : call to sysctl? In other words, what is
33 : the largest acceptable value for the nlen
34 : member of a struct __sysctl_args to have? */
35 :
36 : struct __sysctl_args {
37 : int __user *name;
38 : int nlen;
39 : void __user *oldval;
40 : size_t __user *oldlenp;
41 : void __user *newval;
42 : size_t newlen;
43 : unsigned long __unused[4];
44 : };
45 :
46 : /* Define sysctl names first */
47 :
48 : /* Top-level names: */
49 :
50 : enum
51 : {
52 : CTL_KERN=1, /* General kernel info and control */
53 : CTL_VM=2, /* VM management */
54 : CTL_NET=3, /* Networking */
55 : CTL_PROC=4, /* removal breaks strace(1) compilation */
56 : CTL_FS=5, /* Filesystems */
57 : CTL_DEBUG=6, /* Debugging */
58 : CTL_DEV=7, /* Devices */
59 : CTL_BUS=8, /* Busses */
60 : CTL_ABI=9, /* Binary emulation */
61 : CTL_CPU=10, /* CPU stuff (speed scaling, etc) */
62 : CTL_ARLAN=254, /* arlan wireless driver */
63 : CTL_S390DBF=5677, /* s390 debug */
64 : CTL_SUNRPC=7249, /* sunrpc debug */
65 : CTL_PM=9899, /* frv power management */
66 : CTL_FRV=9898, /* frv specific sysctls */
67 : };
68 :
69 : /* CTL_BUS names: */
70 : enum
71 : {
72 : CTL_BUS_ISA=1 /* ISA */
73 : };
74 :
75 : /* /proc/sys/fs/inotify/ */
76 : enum
77 : {
78 : INOTIFY_MAX_USER_INSTANCES=1, /* max instances per user */
79 : INOTIFY_MAX_USER_WATCHES=2, /* max watches per user */
80 : INOTIFY_MAX_QUEUED_EVENTS=3 /* max queued events per instance */
81 : };
82 :
83 : /* CTL_KERN names: */
84 : enum
85 : {
86 : KERN_OSTYPE=1, /* string: system version */
87 : KERN_OSRELEASE=2, /* string: system release */
88 : KERN_OSREV=3, /* int: system revision */
89 : KERN_VERSION=4, /* string: compile time info */
90 : KERN_SECUREMASK=5, /* struct: maximum rights mask */
91 : KERN_PROF=6, /* table: profiling information */
92 : KERN_NODENAME=7, /* string: hostname */
93 : KERN_DOMAINNAME=8, /* string: domainname */
94 :
95 : KERN_PANIC=15, /* int: panic timeout */
96 : KERN_REALROOTDEV=16, /* real root device to mount after initrd */
97 :
98 : KERN_SPARC_REBOOT=21, /* reboot command on Sparc */
99 : KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */
100 : KERN_PRINTK=23, /* struct: control printk logging parameters */
101 : KERN_NAMETRANS=24, /* Name translation */
102 : KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */
103 : KERN_PPC_ZEROPAGED=26, /* turn idle page zeroing on/off on PPC */
104 : KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */
105 : KERN_MODPROBE=28, /* string: modprobe path */
106 : KERN_SG_BIG_BUFF=29, /* int: sg driver reserved buffer size */
107 : KERN_ACCT=30, /* BSD process accounting parameters */
108 : KERN_PPC_L2CR=31, /* l2cr register on PPC */
109 :
110 : KERN_RTSIGNR=32, /* Number of rt sigs queued */
111 : KERN_RTSIGMAX=33, /* Max queuable */
112 :
113 : KERN_SHMMAX=34, /* long: Maximum shared memory segment */
114 : KERN_MSGMAX=35, /* int: Maximum size of a messege */
115 : KERN_MSGMNB=36, /* int: Maximum message queue size */
116 : KERN_MSGPOOL=37, /* int: Maximum system message pool size */
117 : KERN_SYSRQ=38, /* int: Sysreq enable */
118 : KERN_MAX_THREADS=39, /* int: Maximum nr of threads in the system */
119 : KERN_RANDOM=40, /* Random driver */
120 : KERN_SHMALL=41, /* int: Maximum size of shared memory */
121 : KERN_MSGMNI=42, /* int: msg queue identifiers */
122 : KERN_SEM=43, /* struct: sysv semaphore limits */
123 : KERN_SPARC_STOP_A=44, /* int: Sparc Stop-A enable */
124 : KERN_SHMMNI=45, /* int: shm array identifiers */
125 : KERN_OVERFLOWUID=46, /* int: overflow UID */
126 : KERN_OVERFLOWGID=47, /* int: overflow GID */
127 : KERN_SHMPATH=48, /* string: path to shm fs */
128 : KERN_HOTPLUG=49, /* string: path to uevent helper (deprecated) */
129 : KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */
130 : KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */
131 : KERN_CORE_USES_PID=52, /* int: use core or core.%pid */
132 : KERN_TAINTED=53, /* int: various kernel tainted flags */
133 : KERN_CADPID=54, /* int: PID of the process to notify on CAD */
134 : KERN_PIDMAX=55, /* int: PID # limit */
135 : KERN_CORE_PATTERN=56, /* string: pattern for core-file names */
136 : KERN_PANIC_ON_OOPS=57, /* int: whether we will panic on an oops */
137 : KERN_HPPA_PWRSW=58, /* int: hppa soft-power enable */
138 : KERN_HPPA_UNALIGNED=59, /* int: hppa unaligned-trap enable */
139 : KERN_PRINTK_RATELIMIT=60, /* int: tune printk ratelimiting */
140 : KERN_PRINTK_RATELIMIT_BURST=61, /* int: tune printk ratelimiting */
141 : KERN_PTY=62, /* dir: pty driver */
142 : KERN_NGROUPS_MAX=63, /* int: NGROUPS_MAX */
143 : KERN_SPARC_SCONS_PWROFF=64, /* int: serial console power-off halt */
144 : KERN_HZ_TIMER=65, /* int: hz timer on or off */
145 : KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */
146 : KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */
147 : KERN_RANDOMIZE=68, /* int: randomize virtual address space */
148 : KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */
149 : KERN_SPIN_RETRY=70, /* int: number of spinlock retries */
150 : KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */
151 : KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */
152 : KERN_COMPAT_LOG=73, /* int: print compat layer messages */
153 : KERN_MAX_LOCK_DEPTH=74, /* int: rtmutex's maximum lock depth */
154 : KERN_NMI_WATCHDOG=75, /* int: enable/disable nmi watchdog */
155 : KERN_PANIC_ON_NMI=76, /* int: whether we will panic on an unrecovered */
156 : };
157 :
158 :
159 :
160 : /* CTL_VM names: */
161 : enum
162 : {
163 : VM_UNUSED1=1, /* was: struct: Set vm swapping control */
164 : VM_UNUSED2=2, /* was; int: Linear or sqrt() swapout for hogs */
165 : VM_UNUSED3=3, /* was: struct: Set free page thresholds */
166 : VM_UNUSED4=4, /* Spare */
167 : VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */
168 : VM_UNUSED5=6, /* was: struct: Set buffer memory thresholds */
169 : VM_UNUSED7=7, /* was: struct: Set cache memory thresholds */
170 : VM_UNUSED8=8, /* was: struct: Control kswapd behaviour */
171 : VM_UNUSED9=9, /* was: struct: Set page table cache parameters */
172 : VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */
173 : VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */
174 : VM_DIRTY_RATIO=12, /* dirty_ratio */
175 : VM_DIRTY_WB_CS=13, /* dirty_writeback_centisecs */
176 : VM_DIRTY_EXPIRE_CS=14, /* dirty_expire_centisecs */
177 : VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */
178 : VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */
179 : VM_PAGEBUF=17, /* struct: Control pagebuf parameters */
180 : VM_HUGETLB_PAGES=18, /* int: Number of available Huge Pages */
181 : VM_SWAPPINESS=19, /* Tendency to steal mapped memory */
182 : VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */
183 : VM_MIN_FREE_KBYTES=21, /* Minimum free kilobytes to maintain */
184 : VM_MAX_MAP_COUNT=22, /* int: Maximum number of mmaps/address-space */
185 : VM_LAPTOP_MODE=23, /* vm laptop mode */
186 : VM_BLOCK_DUMP=24, /* block dump mode */
187 : VM_HUGETLB_GROUP=25, /* permitted hugetlb group */
188 : VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */
189 : VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */
190 : VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */
191 : VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */
192 : VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */
193 : VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */
194 : VM_MIN_UNMAPPED=32, /* Set min percent of unmapped pages */
195 : VM_PANIC_ON_OOM=33, /* panic at out-of-memory */
196 : VM_VDSO_ENABLED=34, /* map VDSO into new processes? */
197 : VM_MIN_SLAB=35, /* Percent pages ignored by zone reclaim */
198 : };
199 :
200 :
201 : /* CTL_NET names: */
202 : enum
203 : {
204 : NET_CORE=1,
205 : NET_ETHER=2,
206 : NET_802=3,
207 : NET_UNIX=4,
208 : NET_IPV4=5,
209 : NET_IPX=6,
210 : NET_ATALK=7,
211 : NET_NETROM=8,
212 : NET_AX25=9,
213 : NET_BRIDGE=10,
214 : NET_ROSE=11,
215 : NET_IPV6=12,
216 : NET_X25=13,
217 : NET_TR=14,
218 : NET_DECNET=15,
219 : NET_ECONET=16,
220 : NET_SCTP=17,
221 : NET_LLC=18,
222 : NET_NETFILTER=19,
223 : NET_DCCP=20,
224 : NET_IRDA=412,
225 : };
226 :
227 : /* /proc/sys/kernel/random */
228 : enum
229 : {
230 : RANDOM_POOLSIZE=1,
231 : RANDOM_ENTROPY_COUNT=2,
232 : RANDOM_READ_THRESH=3,
233 : RANDOM_WRITE_THRESH=4,
234 : RANDOM_BOOT_ID=5,
235 : RANDOM_UUID=6
236 : };
237 :
238 : /* /proc/sys/kernel/pty */
239 : enum
240 : {
241 : PTY_MAX=1,
242 : PTY_NR=2
243 : };
244 :
245 : /* /proc/sys/bus/isa */
246 : enum
247 : {
248 : BUS_ISA_MEM_BASE=1,
249 : BUS_ISA_PORT_BASE=2,
250 : BUS_ISA_PORT_SHIFT=3
251 : };
252 :
253 : /* /proc/sys/net/core */
254 : enum
255 : {
256 : NET_CORE_WMEM_MAX=1,
257 : NET_CORE_RMEM_MAX=2,
258 : NET_CORE_WMEM_DEFAULT=3,
259 : NET_CORE_RMEM_DEFAULT=4,
260 : /* was NET_CORE_DESTROY_DELAY */
261 : NET_CORE_MAX_BACKLOG=6,
262 : NET_CORE_FASTROUTE=7,
263 : NET_CORE_MSG_COST=8,
264 : NET_CORE_MSG_BURST=9,
265 : NET_CORE_OPTMEM_MAX=10,
266 : NET_CORE_HOT_LIST_LENGTH=11,
267 : NET_CORE_DIVERT_VERSION=12,
268 : NET_CORE_NO_CONG_THRESH=13,
269 : NET_CORE_NO_CONG=14,
270 : NET_CORE_LO_CONG=15,
271 : NET_CORE_MOD_CONG=16,
272 : NET_CORE_DEV_WEIGHT=17,
273 : NET_CORE_SOMAXCONN=18,
274 : NET_CORE_BUDGET=19,
275 : NET_CORE_AEVENT_ETIME=20,
276 : NET_CORE_AEVENT_RSEQTH=21,
277 : NET_CORE_WARNINGS=22,
278 : };
279 :
280 : /* /proc/sys/net/ethernet */
281 :
282 : /* /proc/sys/net/802 */
283 :
284 : /* /proc/sys/net/unix */
285 :
286 : enum
287 : {
288 : NET_UNIX_DESTROY_DELAY=1,
289 : NET_UNIX_DELETE_DELAY=2,
290 : NET_UNIX_MAX_DGRAM_QLEN=3,
291 : };
292 :
293 : /* /proc/sys/net/netfilter */
294 : enum
295 : {
296 : NET_NF_CONNTRACK_MAX=1,
297 : NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
298 : NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
299 : NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
300 : NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
301 : NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
302 : NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
303 : NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
304 : NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
305 : NET_NF_CONNTRACK_UDP_TIMEOUT=10,
306 : NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
307 : NET_NF_CONNTRACK_ICMP_TIMEOUT=12,
308 : NET_NF_CONNTRACK_GENERIC_TIMEOUT=13,
309 : NET_NF_CONNTRACK_BUCKETS=14,
310 : NET_NF_CONNTRACK_LOG_INVALID=15,
311 : NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
312 : NET_NF_CONNTRACK_TCP_LOOSE=17,
313 : NET_NF_CONNTRACK_TCP_BE_LIBERAL=18,
314 : NET_NF_CONNTRACK_TCP_MAX_RETRANS=19,
315 : NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
316 : NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
317 : NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
318 : NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
319 : NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
320 : NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
321 : NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
322 : NET_NF_CONNTRACK_COUNT=27,
323 : NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28,
324 : NET_NF_CONNTRACK_FRAG6_TIMEOUT=29,
325 : NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30,
326 : NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31,
327 : NET_NF_CONNTRACK_CHECKSUM=32,
328 : };
329 :
330 : /* /proc/sys/net/ipv4 */
331 : enum
332 : {
333 : /* v2.0 compatibile variables */
334 : NET_IPV4_FORWARD=8,
335 : NET_IPV4_DYNADDR=9,
336 :
337 : NET_IPV4_CONF=16,
338 : NET_IPV4_NEIGH=17,
339 : NET_IPV4_ROUTE=18,
340 : NET_IPV4_FIB_HASH=19,
341 : NET_IPV4_NETFILTER=20,
342 :
343 : NET_IPV4_TCP_TIMESTAMPS=33,
344 : NET_IPV4_TCP_WINDOW_SCALING=34,
345 : NET_IPV4_TCP_SACK=35,
346 : NET_IPV4_TCP_RETRANS_COLLAPSE=36,
347 : NET_IPV4_DEFAULT_TTL=37,
348 : NET_IPV4_AUTOCONFIG=38,
349 : NET_IPV4_NO_PMTU_DISC=39,
350 : NET_IPV4_TCP_SYN_RETRIES=40,
351 : NET_IPV4_IPFRAG_HIGH_THRESH=41,
352 : NET_IPV4_IPFRAG_LOW_THRESH=42,
353 : NET_IPV4_IPFRAG_TIME=43,
354 : NET_IPV4_TCP_MAX_KA_PROBES=44,
355 : NET_IPV4_TCP_KEEPALIVE_TIME=45,
356 : NET_IPV4_TCP_KEEPALIVE_PROBES=46,
357 : NET_IPV4_TCP_RETRIES1=47,
358 : NET_IPV4_TCP_RETRIES2=48,
359 : NET_IPV4_TCP_FIN_TIMEOUT=49,
360 : NET_IPV4_IP_MASQ_DEBUG=50,
361 : NET_TCP_SYNCOOKIES=51,
362 : NET_TCP_STDURG=52,
363 : NET_TCP_RFC1337=53,
364 : NET_TCP_SYN_TAILDROP=54,
365 : NET_TCP_MAX_SYN_BACKLOG=55,
366 : NET_IPV4_LOCAL_PORT_RANGE=56,
367 : NET_IPV4_ICMP_ECHO_IGNORE_ALL=57,
368 : NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58,
369 : NET_IPV4_ICMP_SOURCEQUENCH_RATE=59,
370 : NET_IPV4_ICMP_DESTUNREACH_RATE=60,
371 : NET_IPV4_ICMP_TIMEEXCEED_RATE=61,
372 : NET_IPV4_ICMP_PARAMPROB_RATE=62,
373 : NET_IPV4_ICMP_ECHOREPLY_RATE=63,
374 : NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64,
375 : NET_IPV4_IGMP_MAX_MEMBERSHIPS=65,
376 : NET_TCP_TW_RECYCLE=66,
377 : NET_IPV4_ALWAYS_DEFRAG=67,
378 : NET_IPV4_TCP_KEEPALIVE_INTVL=68,
379 : NET_IPV4_INET_PEER_THRESHOLD=69,
380 : NET_IPV4_INET_PEER_MINTTL=70,
381 : NET_IPV4_INET_PEER_MAXTTL=71,
382 : NET_IPV4_INET_PEER_GC_MINTIME=72,
383 : NET_IPV4_INET_PEER_GC_MAXTIME=73,
384 : NET_TCP_ORPHAN_RETRIES=74,
385 : NET_TCP_ABORT_ON_OVERFLOW=75,
386 : NET_TCP_SYNACK_RETRIES=76,
387 : NET_TCP_MAX_ORPHANS=77,
388 : NET_TCP_MAX_TW_BUCKETS=78,
389 : NET_TCP_FACK=79,
390 : NET_TCP_REORDERING=80,
391 : NET_TCP_ECN=81,
392 : NET_TCP_DSACK=82,
393 : NET_TCP_MEM=83,
394 : NET_TCP_WMEM=84,
395 : NET_TCP_RMEM=85,
396 : NET_TCP_APP_WIN=86,
397 : NET_TCP_ADV_WIN_SCALE=87,
398 : NET_IPV4_NONLOCAL_BIND=88,
399 : NET_IPV4_ICMP_RATELIMIT=89,
400 : NET_IPV4_ICMP_RATEMASK=90,
401 : NET_TCP_TW_REUSE=91,
402 : NET_TCP_FRTO=92,
403 : NET_TCP_LOW_LATENCY=93,
404 : NET_IPV4_IPFRAG_SECRET_INTERVAL=94,
405 : NET_IPV4_IGMP_MAX_MSF=96,
406 : NET_TCP_NO_METRICS_SAVE=97,
407 : NET_TCP_DEFAULT_WIN_SCALE=105,
408 : NET_TCP_MODERATE_RCVBUF=106,
409 : NET_TCP_TSO_WIN_DIVISOR=107,
410 : NET_TCP_BIC_BETA=108,
411 : NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109,
412 : NET_TCP_CONG_CONTROL=110,
413 : NET_TCP_ABC=111,
414 : NET_IPV4_IPFRAG_MAX_DIST=112,
415 : NET_TCP_MTU_PROBING=113,
416 : NET_TCP_BASE_MSS=114,
417 : NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115,
418 : NET_TCP_DMA_COPYBREAK=116,
419 : NET_TCP_SLOW_START_AFTER_IDLE=117,
420 : NET_CIPSOV4_CACHE_ENABLE=118,
421 : NET_CIPSOV4_CACHE_BUCKET_SIZE=119,
422 : NET_CIPSOV4_RBM_OPTFMT=120,
423 : NET_CIPSOV4_RBM_STRICTVALID=121,
424 : NET_TCP_AVAIL_CONG_CONTROL=122,
425 : NET_TCP_ALLOWED_CONG_CONTROL=123,
426 : NET_TCP_MAX_SSTHRESH=124,
427 : NET_TCP_FRTO_RESPONSE=125,
428 : };
429 :
430 : enum {
431 : NET_IPV4_ROUTE_FLUSH=1,
432 : NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */
433 : NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */
434 : NET_IPV4_ROUTE_GC_THRESH=4,
435 : NET_IPV4_ROUTE_MAX_SIZE=5,
436 : NET_IPV4_ROUTE_GC_MIN_INTERVAL=6,
437 : NET_IPV4_ROUTE_GC_TIMEOUT=7,
438 : NET_IPV4_ROUTE_GC_INTERVAL=8,
439 : NET_IPV4_ROUTE_REDIRECT_LOAD=9,
440 : NET_IPV4_ROUTE_REDIRECT_NUMBER=10,
441 : NET_IPV4_ROUTE_REDIRECT_SILENCE=11,
442 : NET_IPV4_ROUTE_ERROR_COST=12,
443 : NET_IPV4_ROUTE_ERROR_BURST=13,
444 : NET_IPV4_ROUTE_GC_ELASTICITY=14,
445 : NET_IPV4_ROUTE_MTU_EXPIRES=15,
446 : NET_IPV4_ROUTE_MIN_PMTU=16,
447 : NET_IPV4_ROUTE_MIN_ADVMSS=17,
448 : NET_IPV4_ROUTE_SECRET_INTERVAL=18,
449 : NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19,
450 : };
451 :
452 : enum
453 : {
454 : NET_PROTO_CONF_ALL=-2,
455 : NET_PROTO_CONF_DEFAULT=-3
456 :
457 : /* And device ifindices ... */
458 : };
459 :
460 : enum
461 : {
462 : NET_IPV4_CONF_FORWARDING=1,
463 : NET_IPV4_CONF_MC_FORWARDING=2,
464 : NET_IPV4_CONF_PROXY_ARP=3,
465 : NET_IPV4_CONF_ACCEPT_REDIRECTS=4,
466 : NET_IPV4_CONF_SECURE_REDIRECTS=5,
467 : NET_IPV4_CONF_SEND_REDIRECTS=6,
468 : NET_IPV4_CONF_SHARED_MEDIA=7,
469 : NET_IPV4_CONF_RP_FILTER=8,
470 : NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9,
471 : NET_IPV4_CONF_BOOTP_RELAY=10,
472 : NET_IPV4_CONF_LOG_MARTIANS=11,
473 : NET_IPV4_CONF_TAG=12,
474 : NET_IPV4_CONF_ARPFILTER=13,
475 : NET_IPV4_CONF_MEDIUM_ID=14,
476 : NET_IPV4_CONF_NOXFRM=15,
477 : NET_IPV4_CONF_NOPOLICY=16,
478 : NET_IPV4_CONF_FORCE_IGMP_VERSION=17,
479 : NET_IPV4_CONF_ARP_ANNOUNCE=18,
480 : NET_IPV4_CONF_ARP_IGNORE=19,
481 : NET_IPV4_CONF_PROMOTE_SECONDARIES=20,
482 : NET_IPV4_CONF_ARP_ACCEPT=21,
483 : NET_IPV4_CONF_ARP_NOTIFY=22,
484 : NET_IPV4_CONF_ACCEPT_LOCAL=23,
485 : NET_IPV4_CONF_SRC_VMARK=24,
486 : __NET_IPV4_CONF_MAX
487 : };
488 :
489 : /* /proc/sys/net/ipv4/netfilter */
490 : enum
491 : {
492 : NET_IPV4_NF_CONNTRACK_MAX=1,
493 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
494 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
495 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
496 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
497 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
498 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
499 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
500 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
501 : NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10,
502 : NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
503 : NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12,
504 : NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13,
505 : NET_IPV4_NF_CONNTRACK_BUCKETS=14,
506 : NET_IPV4_NF_CONNTRACK_LOG_INVALID=15,
507 : NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
508 : NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17,
509 : NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18,
510 : NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19,
511 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
512 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
513 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
514 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
515 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
516 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
517 : NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
518 : NET_IPV4_NF_CONNTRACK_COUNT=27,
519 : NET_IPV4_NF_CONNTRACK_CHECKSUM=28,
520 : };
521 :
522 : /* /proc/sys/net/ipv6 */
523 : enum {
524 : NET_IPV6_CONF=16,
525 : NET_IPV6_NEIGH=17,
526 : NET_IPV6_ROUTE=18,
527 : NET_IPV6_ICMP=19,
528 : NET_IPV6_BINDV6ONLY=20,
529 : NET_IPV6_IP6FRAG_HIGH_THRESH=21,
530 : NET_IPV6_IP6FRAG_LOW_THRESH=22,
531 : NET_IPV6_IP6FRAG_TIME=23,
532 : NET_IPV6_IP6FRAG_SECRET_INTERVAL=24,
533 : NET_IPV6_MLD_MAX_MSF=25,
534 : };
535 :
536 : enum {
537 : NET_IPV6_ROUTE_FLUSH=1,
538 : NET_IPV6_ROUTE_GC_THRESH=2,
539 : NET_IPV6_ROUTE_MAX_SIZE=3,
540 : NET_IPV6_ROUTE_GC_MIN_INTERVAL=4,
541 : NET_IPV6_ROUTE_GC_TIMEOUT=5,
542 : NET_IPV6_ROUTE_GC_INTERVAL=6,
543 : NET_IPV6_ROUTE_GC_ELASTICITY=7,
544 : NET_IPV6_ROUTE_MTU_EXPIRES=8,
545 : NET_IPV6_ROUTE_MIN_ADVMSS=9,
546 : NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10
547 : };
548 :
549 : enum {
550 : NET_IPV6_FORWARDING=1,
551 : NET_IPV6_HOP_LIMIT=2,
552 : NET_IPV6_MTU=3,
553 : NET_IPV6_ACCEPT_RA=4,
554 : NET_IPV6_ACCEPT_REDIRECTS=5,
555 : NET_IPV6_AUTOCONF=6,
556 : NET_IPV6_DAD_TRANSMITS=7,
557 : NET_IPV6_RTR_SOLICITS=8,
558 : NET_IPV6_RTR_SOLICIT_INTERVAL=9,
559 : NET_IPV6_RTR_SOLICIT_DELAY=10,
560 : NET_IPV6_USE_TEMPADDR=11,
561 : NET_IPV6_TEMP_VALID_LFT=12,
562 : NET_IPV6_TEMP_PREFERED_LFT=13,
563 : NET_IPV6_REGEN_MAX_RETRY=14,
564 : NET_IPV6_MAX_DESYNC_FACTOR=15,
565 : NET_IPV6_MAX_ADDRESSES=16,
566 : NET_IPV6_FORCE_MLD_VERSION=17,
567 : NET_IPV6_ACCEPT_RA_DEFRTR=18,
568 : NET_IPV6_ACCEPT_RA_PINFO=19,
569 : NET_IPV6_ACCEPT_RA_RTR_PREF=20,
570 : NET_IPV6_RTR_PROBE_INTERVAL=21,
571 : NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22,
572 : NET_IPV6_PROXY_NDP=23,
573 : NET_IPV6_ACCEPT_SOURCE_ROUTE=25,
574 : __NET_IPV6_MAX
575 : };
576 :
577 : /* /proc/sys/net/ipv6/icmp */
578 : enum {
579 : NET_IPV6_ICMP_RATELIMIT=1
580 : };
581 :
582 : /* /proc/sys/net/<protocol>/neigh/<dev> */
583 : enum {
584 : NET_NEIGH_MCAST_SOLICIT=1,
585 : NET_NEIGH_UCAST_SOLICIT=2,
586 : NET_NEIGH_APP_SOLICIT=3,
587 : NET_NEIGH_RETRANS_TIME=4,
588 : NET_NEIGH_REACHABLE_TIME=5,
589 : NET_NEIGH_DELAY_PROBE_TIME=6,
590 : NET_NEIGH_GC_STALE_TIME=7,
591 : NET_NEIGH_UNRES_QLEN=8,
592 : NET_NEIGH_PROXY_QLEN=9,
593 : NET_NEIGH_ANYCAST_DELAY=10,
594 : NET_NEIGH_PROXY_DELAY=11,
595 : NET_NEIGH_LOCKTIME=12,
596 : NET_NEIGH_GC_INTERVAL=13,
597 : NET_NEIGH_GC_THRESH1=14,
598 : NET_NEIGH_GC_THRESH2=15,
599 : NET_NEIGH_GC_THRESH3=16,
600 : NET_NEIGH_RETRANS_TIME_MS=17,
601 : NET_NEIGH_REACHABLE_TIME_MS=18,
602 : __NET_NEIGH_MAX
603 : };
604 :
605 : /* /proc/sys/net/dccp */
606 : enum {
607 : NET_DCCP_DEFAULT=1,
608 : };
609 :
610 : /* /proc/sys/net/ipx */
611 : enum {
612 : NET_IPX_PPROP_BROADCASTING=1,
613 : NET_IPX_FORWARDING=2
614 : };
615 :
616 : /* /proc/sys/net/llc */
617 : enum {
618 : NET_LLC2=1,
619 : NET_LLC_STATION=2,
620 : };
621 :
622 : /* /proc/sys/net/llc/llc2 */
623 : enum {
624 : NET_LLC2_TIMEOUT=1,
625 : };
626 :
627 : /* /proc/sys/net/llc/station */
628 : enum {
629 : NET_LLC_STATION_ACK_TIMEOUT=1,
630 : };
631 :
632 : /* /proc/sys/net/llc/llc2/timeout */
633 : enum {
634 : NET_LLC2_ACK_TIMEOUT=1,
635 : NET_LLC2_P_TIMEOUT=2,
636 : NET_LLC2_REJ_TIMEOUT=3,
637 : NET_LLC2_BUSY_TIMEOUT=4,
638 : };
639 :
640 : /* /proc/sys/net/appletalk */
641 : enum {
642 : NET_ATALK_AARP_EXPIRY_TIME=1,
643 : NET_ATALK_AARP_TICK_TIME=2,
644 : NET_ATALK_AARP_RETRANSMIT_LIMIT=3,
645 : NET_ATALK_AARP_RESOLVE_TIME=4
646 : };
647 :
648 :
649 : /* /proc/sys/net/netrom */
650 : enum {
651 : NET_NETROM_DEFAULT_PATH_QUALITY=1,
652 : NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2,
653 : NET_NETROM_NETWORK_TTL_INITIALISER=3,
654 : NET_NETROM_TRANSPORT_TIMEOUT=4,
655 : NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5,
656 : NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6,
657 : NET_NETROM_TRANSPORT_BUSY_DELAY=7,
658 : NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8,
659 : NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9,
660 : NET_NETROM_ROUTING_CONTROL=10,
661 : NET_NETROM_LINK_FAILS_COUNT=11,
662 : NET_NETROM_RESET=12
663 : };
664 :
665 : /* /proc/sys/net/ax25 */
666 : enum {
667 : NET_AX25_IP_DEFAULT_MODE=1,
668 : NET_AX25_DEFAULT_MODE=2,
669 : NET_AX25_BACKOFF_TYPE=3,
670 : NET_AX25_CONNECT_MODE=4,
671 : NET_AX25_STANDARD_WINDOW=5,
672 : NET_AX25_EXTENDED_WINDOW=6,
673 : NET_AX25_T1_TIMEOUT=7,
674 : NET_AX25_T2_TIMEOUT=8,
675 : NET_AX25_T3_TIMEOUT=9,
676 : NET_AX25_IDLE_TIMEOUT=10,
677 : NET_AX25_N2=11,
678 : NET_AX25_PACLEN=12,
679 : NET_AX25_PROTOCOL=13,
680 : NET_AX25_DAMA_SLAVE_TIMEOUT=14
681 : };
682 :
683 : /* /proc/sys/net/rose */
684 : enum {
685 : NET_ROSE_RESTART_REQUEST_TIMEOUT=1,
686 : NET_ROSE_CALL_REQUEST_TIMEOUT=2,
687 : NET_ROSE_RESET_REQUEST_TIMEOUT=3,
688 : NET_ROSE_CLEAR_REQUEST_TIMEOUT=4,
689 : NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5,
690 : NET_ROSE_ROUTING_CONTROL=6,
691 : NET_ROSE_LINK_FAIL_TIMEOUT=7,
692 : NET_ROSE_MAX_VCS=8,
693 : NET_ROSE_WINDOW_SIZE=9,
694 : NET_ROSE_NO_ACTIVITY_TIMEOUT=10
695 : };
696 :
697 : /* /proc/sys/net/x25 */
698 : enum {
699 : NET_X25_RESTART_REQUEST_TIMEOUT=1,
700 : NET_X25_CALL_REQUEST_TIMEOUT=2,
701 : NET_X25_RESET_REQUEST_TIMEOUT=3,
702 : NET_X25_CLEAR_REQUEST_TIMEOUT=4,
703 : NET_X25_ACK_HOLD_BACK_TIMEOUT=5,
704 : NET_X25_FORWARD=6
705 : };
706 :
707 : /* /proc/sys/net/token-ring */
708 : enum
709 : {
710 : NET_TR_RIF_TIMEOUT=1
711 : };
712 :
713 : /* /proc/sys/net/decnet/ */
714 : enum {
715 : NET_DECNET_NODE_TYPE = 1,
716 : NET_DECNET_NODE_ADDRESS = 2,
717 : NET_DECNET_NODE_NAME = 3,
718 : NET_DECNET_DEFAULT_DEVICE = 4,
719 : NET_DECNET_TIME_WAIT = 5,
720 : NET_DECNET_DN_COUNT = 6,
721 : NET_DECNET_DI_COUNT = 7,
722 : NET_DECNET_DR_COUNT = 8,
723 : NET_DECNET_DST_GC_INTERVAL = 9,
724 : NET_DECNET_CONF = 10,
725 : NET_DECNET_NO_FC_MAX_CWND = 11,
726 : NET_DECNET_MEM = 12,
727 : NET_DECNET_RMEM = 13,
728 : NET_DECNET_WMEM = 14,
729 : NET_DECNET_DEBUG_LEVEL = 255
730 : };
731 :
732 : /* /proc/sys/net/decnet/conf/<dev> */
733 : enum {
734 : NET_DECNET_CONF_LOOPBACK = -2,
735 : NET_DECNET_CONF_DDCMP = -3,
736 : NET_DECNET_CONF_PPP = -4,
737 : NET_DECNET_CONF_X25 = -5,
738 : NET_DECNET_CONF_GRE = -6,
739 : NET_DECNET_CONF_ETHER = -7
740 :
741 : /* ... and ifindex of devices */
742 : };
743 :
744 : /* /proc/sys/net/decnet/conf/<dev>/ */
745 : enum {
746 : NET_DECNET_CONF_DEV_PRIORITY = 1,
747 : NET_DECNET_CONF_DEV_T1 = 2,
748 : NET_DECNET_CONF_DEV_T2 = 3,
749 : NET_DECNET_CONF_DEV_T3 = 4,
750 : NET_DECNET_CONF_DEV_FORWARDING = 5,
751 : NET_DECNET_CONF_DEV_BLKSIZE = 6,
752 : NET_DECNET_CONF_DEV_STATE = 7
753 : };
754 :
755 : /* /proc/sys/net/sctp */
756 : enum {
757 : NET_SCTP_RTO_INITIAL = 1,
758 : NET_SCTP_RTO_MIN = 2,
759 : NET_SCTP_RTO_MAX = 3,
760 : NET_SCTP_RTO_ALPHA = 4,
761 : NET_SCTP_RTO_BETA = 5,
762 : NET_SCTP_VALID_COOKIE_LIFE = 6,
763 : NET_SCTP_ASSOCIATION_MAX_RETRANS = 7,
764 : NET_SCTP_PATH_MAX_RETRANS = 8,
765 : NET_SCTP_MAX_INIT_RETRANSMITS = 9,
766 : NET_SCTP_HB_INTERVAL = 10,
767 : NET_SCTP_PRESERVE_ENABLE = 11,
768 : NET_SCTP_MAX_BURST = 12,
769 : NET_SCTP_ADDIP_ENABLE = 13,
770 : NET_SCTP_PRSCTP_ENABLE = 14,
771 : NET_SCTP_SNDBUF_POLICY = 15,
772 : NET_SCTP_SACK_TIMEOUT = 16,
773 : NET_SCTP_RCVBUF_POLICY = 17,
774 : };
775 :
776 : /* /proc/sys/net/bridge */
777 : enum {
778 : NET_BRIDGE_NF_CALL_ARPTABLES = 1,
779 : NET_BRIDGE_NF_CALL_IPTABLES = 2,
780 : NET_BRIDGE_NF_CALL_IP6TABLES = 3,
781 : NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4,
782 : NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5,
783 : };
784 :
785 : /* proc/sys/net/irda */
786 : enum {
787 : NET_IRDA_DISCOVERY=1,
788 : NET_IRDA_DEVNAME=2,
789 : NET_IRDA_DEBUG=3,
790 : NET_IRDA_FAST_POLL=4,
791 : NET_IRDA_DISCOVERY_SLOTS=5,
792 : NET_IRDA_DISCOVERY_TIMEOUT=6,
793 : NET_IRDA_SLOT_TIMEOUT=7,
794 : NET_IRDA_MAX_BAUD_RATE=8,
795 : NET_IRDA_MIN_TX_TURN_TIME=9,
796 : NET_IRDA_MAX_TX_DATA_SIZE=10,
797 : NET_IRDA_MAX_TX_WINDOW=11,
798 : NET_IRDA_MAX_NOREPLY_TIME=12,
799 : NET_IRDA_WARN_NOREPLY_TIME=13,
800 : NET_IRDA_LAP_KEEPALIVE_TIME=14,
801 : };
802 :
803 :
804 : /* CTL_FS names: */
805 : enum
806 : {
807 : FS_NRINODE=1, /* int:current number of allocated inodes */
808 : FS_STATINODE=2,
809 : FS_MAXINODE=3, /* int:maximum number of inodes that can be allocated */
810 : FS_NRDQUOT=4, /* int:current number of allocated dquots */
811 : FS_MAXDQUOT=5, /* int:maximum number of dquots that can be allocated */
812 : FS_NRFILE=6, /* int:current number of allocated filedescriptors */
813 : FS_MAXFILE=7, /* int:maximum number of filedescriptors that can be allocated */
814 : FS_DENTRY=8,
815 : FS_NRSUPER=9, /* int:current number of allocated super_blocks */
816 : FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */
817 : FS_OVERFLOWUID=11, /* int: overflow UID */
818 : FS_OVERFLOWGID=12, /* int: overflow GID */
819 : FS_LEASES=13, /* int: leases enabled */
820 : FS_DIR_NOTIFY=14, /* int: directory notification enabled */
821 : FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */
822 : FS_DQSTATS=16, /* disc quota usage statistics and control */
823 : FS_XFS=17, /* struct: control xfs parameters */
824 : FS_AIO_NR=18, /* current system-wide number of aio requests */
825 : FS_AIO_MAX_NR=19, /* system-wide maximum number of aio requests */
826 : FS_INOTIFY=20, /* inotify submenu */
827 : FS_OCFS2=988, /* ocfs2 */
828 : };
829 :
830 : /* /proc/sys/fs/quota/ */
831 : enum {
832 : FS_DQ_LOOKUPS = 1,
833 : FS_DQ_DROPS = 2,
834 : FS_DQ_READS = 3,
835 : FS_DQ_WRITES = 4,
836 : FS_DQ_CACHE_HITS = 5,
837 : FS_DQ_ALLOCATED = 6,
838 : FS_DQ_FREE = 7,
839 1 : FS_DQ_SYNCS = 8,
840 : FS_DQ_WARNINGS = 9,
841 : };
842 :
843 : /* CTL_DEBUG names: */
844 :
845 : /* CTL_DEV names: */
846 : enum {
847 : DEV_CDROM=1,
848 : DEV_HWMON=2,
849 : DEV_PARPORT=3,
850 : DEV_RAID=4,
851 : DEV_MAC_HID=5,
852 : DEV_SCSI=6,
853 : DEV_IPMI=7,
854 : };
855 :
856 : /* /proc/sys/dev/cdrom */
857 : enum {
858 : DEV_CDROM_INFO=1,
859 : DEV_CDROM_AUTOCLOSE=2,
860 : DEV_CDROM_AUTOEJECT=3,
861 : DEV_CDROM_DEBUG=4,
862 : DEV_CDROM_LOCK=5,
863 : DEV_CDROM_CHECK_MEDIA=6
864 : };
865 :
866 : /* /proc/sys/dev/parport */
867 : enum {
868 : DEV_PARPORT_DEFAULT=-3
869 : };
870 :
871 : /* /proc/sys/dev/raid */
872 : enum {
873 : DEV_RAID_SPEED_LIMIT_MIN=1,
874 : DEV_RAID_SPEED_LIMIT_MAX=2
875 : };
876 :
877 : /* /proc/sys/dev/parport/default */
878 : enum {
879 : DEV_PARPORT_DEFAULT_TIMESLICE=1,
880 : DEV_PARPORT_DEFAULT_SPINTIME=2
881 : };
882 :
883 : /* /proc/sys/dev/parport/parport n */
884 : enum {
885 : DEV_PARPORT_SPINTIME=1,
886 : DEV_PARPORT_BASE_ADDR=2,
887 : DEV_PARPORT_IRQ=3,
888 : DEV_PARPORT_DMA=4,
889 : DEV_PARPORT_MODES=5,
890 : DEV_PARPORT_DEVICES=6,
891 : DEV_PARPORT_AUTOPROBE=16
892 : };
893 :
894 : /* /proc/sys/dev/parport/parport n/devices/ */
895 : enum {
896 : DEV_PARPORT_DEVICES_ACTIVE=-3,
897 : };
898 :
899 : /* /proc/sys/dev/parport/parport n/devices/device n */
900 : enum {
901 : DEV_PARPORT_DEVICE_TIMESLICE=1,
902 : };
903 :
904 : /* /proc/sys/dev/mac_hid */
905 : enum {
906 : DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1,
907 : DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2,
908 : DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3,
909 : DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4,
910 : DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5,
911 : DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6
912 : };
913 :
914 : /* /proc/sys/dev/scsi */
915 : enum {
916 : DEV_SCSI_LOGGING_LEVEL=1,
917 : };
918 :
919 : /* /proc/sys/dev/ipmi */
920 : enum {
921 : DEV_IPMI_POWEROFF_POWERCYCLE=1,
922 : };
923 :
924 : /* /proc/sys/abi */
925 : enum
926 : {
927 : ABI_DEFHANDLER_COFF=1, /* default handler for coff binaries */
928 : ABI_DEFHANDLER_ELF=2, /* default handler for ELF binaries */
929 : ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */
930 : ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */
931 : ABI_TRACE=5, /* tracing flags */
932 : ABI_FAKE_UTSNAME=6, /* fake target utsname information */
933 : };
934 :
935 : #ifdef __KERNEL__
936 : #include <linux/list.h>
937 :
938 : /* For the /proc/sys support */
939 : struct ctl_table;
940 : struct nsproxy;
941 : struct ctl_table_root;
942 :
943 : struct ctl_table_set {
944 : struct list_head list;
945 : struct ctl_table_set *parent;
946 : int (*is_seen)(struct ctl_table_set *);
947 : };
948 :
949 : extern void setup_sysctl_set(struct ctl_table_set *p,
950 : struct ctl_table_set *parent,
951 : int (*is_seen)(struct ctl_table_set *));
952 :
953 : struct ctl_table_header;
954 :
955 : extern void sysctl_head_get(struct ctl_table_header *);
956 : extern void sysctl_head_put(struct ctl_table_header *);
957 : extern int sysctl_is_seen(struct ctl_table_header *);
958 : extern struct ctl_table_header *sysctl_head_grab(struct ctl_table_header *);
959 : extern struct ctl_table_header *sysctl_head_next(struct ctl_table_header *prev);
960 : extern struct ctl_table_header *__sysctl_head_next(struct nsproxy *namespaces,
961 : struct ctl_table_header *prev);
962 : extern void sysctl_head_finish(struct ctl_table_header *prev);
963 : extern int sysctl_perm(struct ctl_table_root *root,
964 : struct ctl_table *table, int op);
965 :
966 : typedef struct ctl_table ctl_table;
967 :
968 : typedef int proc_handler (struct ctl_table *ctl, int write,
969 : void __user *buffer, size_t *lenp, loff_t *ppos);
970 :
971 : extern int proc_dostring(struct ctl_table *, int,
972 : void __user *, size_t *, loff_t *);
973 : extern int proc_dointvec(struct ctl_table *, int,
974 : void __user *, size_t *, loff_t *);
975 : extern int proc_dointvec_minmax(struct ctl_table *, int,
976 : void __user *, size_t *, loff_t *);
977 : extern int proc_dointvec_jiffies(struct ctl_table *, int,
978 : void __user *, size_t *, loff_t *);
979 : extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int,
980 : void __user *, size_t *, loff_t *);
981 : extern int proc_dointvec_ms_jiffies(struct ctl_table *, int,
982 : void __user *, size_t *, loff_t *);
983 : extern int proc_doulongvec_minmax(struct ctl_table *, int,
984 : void __user *, size_t *, loff_t *);
985 : extern int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int,
986 : void __user *, size_t *, loff_t *);
987 :
988 : /*
989 : * Register a set of sysctl names by calling register_sysctl_table
990 : * with an initialised array of struct ctl_table's. An entry with
991 : * NULL procname terminates the table. table->de will be
992 : * set up by the registration and need not be initialised in advance.
993 : *
994 : * sysctl names can be mirrored automatically under /proc/sys. The
995 : * procname supplied controls /proc naming.
996 : *
997 : * The table's mode will be honoured both for sys_sysctl(2) and
998 : * proc-fs access.
999 : *
1000 : * Leaf nodes in the sysctl tree will be represented by a single file
1001 : * under /proc; non-leaf nodes will be represented by directories. A
1002 : * null procname disables /proc mirroring at this node.
1003 : *
1004 : * sysctl(2) can automatically manage read and write requests through
1005 : * the sysctl table. The data and maxlen fields of the ctl_table
1006 : * struct enable minimal validation of the values being written to be
1007 : * performed, and the mode field allows minimal authentication.
1008 : *
1009 : * There must be a proc_handler routine for any terminal nodes
1010 : * mirrored under /proc/sys (non-terminals are handled by a built-in
1011 : * directory handler). Several default handlers are available to
1012 : * cover common cases.
1013 : */
1014 :
1015 : /* A sysctl table is an array of struct ctl_table: */
1016 : struct ctl_table
1017 : {
1018 : const char *procname; /* Text ID for /proc/sys, or zero */
1019 : void *data;
1020 : int maxlen;
1021 : mode_t mode;
1022 : struct ctl_table *child;
1023 : struct ctl_table *parent; /* Automatically set */
1024 : proc_handler *proc_handler; /* Callback for text formatting */
1025 : void *extra1;
1026 : void *extra2;
1027 : };
1028 :
1029 : struct ctl_table_root {
1030 : struct list_head root_list;
1031 : struct ctl_table_set default_set;
1032 : struct ctl_table_set *(*lookup)(struct ctl_table_root *root,
1033 : struct nsproxy *namespaces);
1034 : int (*permissions)(struct ctl_table_root *root,
1035 : struct nsproxy *namespaces, struct ctl_table *table);
1036 : };
1037 :
1038 : /* struct ctl_table_header is used to maintain dynamic lists of
1039 : struct ctl_table trees. */
1040 : struct ctl_table_header
1041 : {
1042 : struct ctl_table *ctl_table;
1043 : struct list_head ctl_entry;
1044 : int used;
1045 : int count;
1046 : struct completion *unregistering;
1047 : struct ctl_table *ctl_table_arg;
1048 : struct ctl_table_root *root;
1049 : struct ctl_table_set *set;
1050 : struct ctl_table *attached_by;
1051 : struct ctl_table *attached_to;
1052 : struct ctl_table_header *parent;
1053 : };
1054 :
1055 : /* struct ctl_path describes where in the hierarchy a table is added */
1056 : struct ctl_path {
1057 : const char *procname;
1058 : };
1059 :
1060 : void register_sysctl_root(struct ctl_table_root *root);
1061 : struct ctl_table_header *__register_sysctl_paths(
1062 : struct ctl_table_root *root, struct nsproxy *namespaces,
1063 : const struct ctl_path *path, struct ctl_table *table);
1064 : struct ctl_table_header *register_sysctl_table(struct ctl_table * table);
1065 : struct ctl_table_header *register_sysctl_paths(const struct ctl_path *path,
1066 : struct ctl_table *table);
1067 :
1068 : void unregister_sysctl_table(struct ctl_table_header * table);
1069 : int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table);
1070 :
1071 : #endif /* __KERNEL__ */
1072 :
1073 : #endif /* _LINUX_SYSCTL_H */
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