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1da177e4 LT |
1 | /* |
2 | * sysctl.h: General linux system control interface | |
3 | * | |
4 | * Begun 24 March 1995, Stephen Tweedie | |
5 | * | |
6 | **************************************************************** | |
7 | **************************************************************** | |
8 | ** | |
9 | ** The values in this file are exported to user space via | |
10 | ** the sysctl() binary interface. However this interface | |
11 | ** is unstable and deprecated and will be removed in the future. | |
12 | ** For a stable interface use /proc/sys. | |
13 | ** | |
14 | **************************************************************** | |
15 | **************************************************************** | |
16 | */ | |
17 | ||
18 | #ifndef _LINUX_SYSCTL_H | |
19 | #define _LINUX_SYSCTL_H | |
20 | ||
21 | #include <linux/kernel.h> | |
22 | #include <linux/types.h> | |
1da177e4 LT |
23 | #include <linux/compiler.h> |
24 | ||
25 | struct file; | |
330d57fb | 26 | struct completion; |
1da177e4 LT |
27 | |
28 | #define CTL_MAXNAME 10 /* how many path components do we allow in a | |
29 | call to sysctl? In other words, what is | |
30 | the largest acceptable value for the nlen | |
31 | member of a struct __sysctl_args to have? */ | |
32 | ||
33 | struct __sysctl_args { | |
34 | int __user *name; | |
35 | int nlen; | |
36 | void __user *oldval; | |
37 | size_t __user *oldlenp; | |
38 | void __user *newval; | |
39 | size_t newlen; | |
40 | unsigned long __unused[4]; | |
41 | }; | |
42 | ||
43 | /* Define sysctl names first */ | |
44 | ||
45 | /* Top-level names: */ | |
46 | ||
47 | /* For internal pattern-matching use only: */ | |
48 | #ifdef __KERNEL__ | |
49 | #define CTL_ANY -1 /* Matches any name */ | |
50 | #define CTL_NONE 0 | |
51 | #endif | |
52 | ||
53 | enum | |
54 | { | |
55 | CTL_KERN=1, /* General kernel info and control */ | |
56 | CTL_VM=2, /* VM management */ | |
57 | CTL_NET=3, /* Networking */ | |
58 | CTL_PROC=4, /* Process info */ | |
59 | CTL_FS=5, /* Filesystems */ | |
60 | CTL_DEBUG=6, /* Debugging */ | |
61 | CTL_DEV=7, /* Devices */ | |
62 | CTL_BUS=8, /* Busses */ | |
63 | CTL_ABI=9, /* Binary emulation */ | |
0399cb08 | 64 | CTL_CPU=10 /* CPU stuff (speed scaling, etc) */ |
1da177e4 LT |
65 | }; |
66 | ||
67 | /* CTL_BUS names: */ | |
68 | enum | |
69 | { | |
70 | CTL_BUS_ISA=1 /* ISA */ | |
71 | }; | |
72 | ||
0399cb08 | 73 | /* /proc/sys/fs/inotify/ */ |
0eeca283 RL |
74 | enum |
75 | { | |
0399cb08 RL |
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 */ | |
0eeca283 RL |
79 | }; |
80 | ||
1da177e4 LT |
81 | /* CTL_KERN names: */ |
82 | enum | |
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, | |
91 | KERN_DOMAINNAME=8, | |
92 | ||
93 | KERN_CAP_BSET=14, /* int: capability bounding set */ | |
94 | KERN_PANIC=15, /* int: panic timeout */ | |
95 | KERN_REALROOTDEV=16, /* real root device to mount after initrd */ | |
96 | ||
97 | KERN_SPARC_REBOOT=21, /* reboot command on Sparc */ | |
98 | KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */ | |
99 | KERN_PRINTK=23, /* struct: control printk logging parameters */ | |
100 | KERN_NAMETRANS=24, /* Name translation */ | |
101 | KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */ | |
102 | KERN_PPC_ZEROPAGED=26, /* turn idle page zeroing on/off on PPC */ | |
103 | KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */ | |
104 | KERN_MODPROBE=28, | |
105 | KERN_SG_BIG_BUFF=29, | |
106 | KERN_ACCT=30, /* BSD process accounting parameters */ | |
107 | KERN_PPC_L2CR=31, /* l2cr register on PPC */ | |
108 | ||
109 | KERN_RTSIGNR=32, /* Number of rt sigs queued */ | |
110 | KERN_RTSIGMAX=33, /* Max queuable */ | |
111 | ||
112 | KERN_SHMMAX=34, /* long: Maximum shared memory segment */ | |
113 | KERN_MSGMAX=35, /* int: Maximum size of a messege */ | |
114 | KERN_MSGMNB=36, /* int: Maximum message queue size */ | |
115 | KERN_MSGPOOL=37, /* int: Maximum system message pool size */ | |
116 | KERN_SYSRQ=38, /* int: Sysreq enable */ | |
117 | KERN_MAX_THREADS=39, /* int: Maximum nr of threads in the system */ | |
118 | KERN_RANDOM=40, /* Random driver */ | |
119 | KERN_SHMALL=41, /* int: Maximum size of shared memory */ | |
120 | KERN_MSGMNI=42, /* int: msg queue identifiers */ | |
121 | KERN_SEM=43, /* struct: sysv semaphore limits */ | |
122 | KERN_SPARC_STOP_A=44, /* int: Sparc Stop-A enable */ | |
123 | KERN_SHMMNI=45, /* int: shm array identifiers */ | |
124 | KERN_OVERFLOWUID=46, /* int: overflow UID */ | |
125 | KERN_OVERFLOWGID=47, /* int: overflow GID */ | |
126 | KERN_SHMPATH=48, /* string: path to shm fs */ | |
312c004d | 127 | KERN_HOTPLUG=49, /* string: path to uevent helper (deprecated) */ |
1da177e4 LT |
128 | KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */ |
129 | KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */ | |
130 | KERN_CORE_USES_PID=52, /* int: use core or core.%pid */ | |
131 | KERN_TAINTED=53, /* int: various kernel tainted flags */ | |
132 | KERN_CADPID=54, /* int: PID of the process to notify on CAD */ | |
133 | KERN_PIDMAX=55, /* int: PID # limit */ | |
134 | KERN_CORE_PATTERN=56, /* string: pattern for core-file names */ | |
135 | KERN_PANIC_ON_OOPS=57, /* int: whether we will panic on an oops */ | |
136 | KERN_HPPA_PWRSW=58, /* int: hppa soft-power enable */ | |
137 | KERN_HPPA_UNALIGNED=59, /* int: hppa unaligned-trap enable */ | |
138 | KERN_PRINTK_RATELIMIT=60, /* int: tune printk ratelimiting */ | |
139 | KERN_PRINTK_RATELIMIT_BURST=61, /* int: tune printk ratelimiting */ | |
140 | KERN_PTY=62, /* dir: pty driver */ | |
141 | KERN_NGROUPS_MAX=63, /* int: NGROUPS_MAX */ | |
142 | KERN_SPARC_SCONS_PWROFF=64, /* int: serial console power-off halt */ | |
143 | KERN_HZ_TIMER=65, /* int: hz timer on or off */ | |
144 | KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */ | |
145 | KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */ | |
146 | KERN_RANDOMIZE=68, /* int: randomize virtual address space */ | |
d6e71144 | 147 | KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */ |
951f22d5 | 148 | KERN_SPIN_RETRY=70, /* int: number of spinlock retries */ |
c255d844 | 149 | KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */ |
d2b176ed | 150 | KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */ |
1da177e4 LT |
151 | }; |
152 | ||
153 | ||
154 | /* CTL_VM names: */ | |
155 | enum | |
156 | { | |
157 | VM_UNUSED1=1, /* was: struct: Set vm swapping control */ | |
158 | VM_UNUSED2=2, /* was; int: Linear or sqrt() swapout for hogs */ | |
159 | VM_UNUSED3=3, /* was: struct: Set free page thresholds */ | |
160 | VM_UNUSED4=4, /* Spare */ | |
161 | VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */ | |
162 | VM_UNUSED5=6, /* was: struct: Set buffer memory thresholds */ | |
163 | VM_UNUSED7=7, /* was: struct: Set cache memory thresholds */ | |
164 | VM_UNUSED8=8, /* was: struct: Control kswapd behaviour */ | |
165 | VM_UNUSED9=9, /* was: struct: Set page table cache parameters */ | |
166 | VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */ | |
167 | VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */ | |
168 | VM_DIRTY_RATIO=12, /* dirty_ratio */ | |
169 | VM_DIRTY_WB_CS=13, /* dirty_writeback_centisecs */ | |
170 | VM_DIRTY_EXPIRE_CS=14, /* dirty_expire_centisecs */ | |
171 | VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */ | |
172 | VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */ | |
173 | VM_PAGEBUF=17, /* struct: Control pagebuf parameters */ | |
174 | VM_HUGETLB_PAGES=18, /* int: Number of available Huge Pages */ | |
175 | VM_SWAPPINESS=19, /* Tendency to steal mapped memory */ | |
176 | VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */ | |
177 | VM_MIN_FREE_KBYTES=21, /* Minimum free kilobytes to maintain */ | |
178 | VM_MAX_MAP_COUNT=22, /* int: Maximum number of mmaps/address-space */ | |
179 | VM_LAPTOP_MODE=23, /* vm laptop mode */ | |
180 | VM_BLOCK_DUMP=24, /* block dump mode */ | |
181 | VM_HUGETLB_GROUP=25, /* permitted hugetlb group */ | |
182 | VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */ | |
183 | VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */ | |
184 | VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */ | |
9d0243bc | 185 | VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */ |
8ad4b1fb | 186 | VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */ |
2a11ff06 CL |
187 | VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */ |
188 | VM_ZONE_RECLAIM_INTERVAL=32, /* time period to wait after reclaim failure */ | |
fadd8fbd | 189 | VM_PANIC_ON_OOM=33, /* panic at out-of-memory */ |
1da177e4 LT |
190 | }; |
191 | ||
192 | ||
193 | /* CTL_NET names: */ | |
194 | enum | |
195 | { | |
196 | NET_CORE=1, | |
197 | NET_ETHER=2, | |
198 | NET_802=3, | |
199 | NET_UNIX=4, | |
200 | NET_IPV4=5, | |
201 | NET_IPX=6, | |
202 | NET_ATALK=7, | |
203 | NET_NETROM=8, | |
204 | NET_AX25=9, | |
205 | NET_BRIDGE=10, | |
206 | NET_ROSE=11, | |
207 | NET_IPV6=12, | |
208 | NET_X25=13, | |
209 | NET_TR=14, | |
210 | NET_DECNET=15, | |
211 | NET_ECONET=16, | |
590232a7 ACM |
212 | NET_SCTP=17, |
213 | NET_LLC=18, | |
9fb9cbb1 | 214 | NET_NETFILTER=19, |
e55d912f | 215 | NET_DCCP=20, |
1da177e4 LT |
216 | }; |
217 | ||
218 | /* /proc/sys/kernel/random */ | |
219 | enum | |
220 | { | |
221 | RANDOM_POOLSIZE=1, | |
222 | RANDOM_ENTROPY_COUNT=2, | |
223 | RANDOM_READ_THRESH=3, | |
224 | RANDOM_WRITE_THRESH=4, | |
225 | RANDOM_BOOT_ID=5, | |
226 | RANDOM_UUID=6 | |
227 | }; | |
228 | ||
229 | /* /proc/sys/kernel/pty */ | |
230 | enum | |
231 | { | |
232 | PTY_MAX=1, | |
233 | PTY_NR=2 | |
234 | }; | |
235 | ||
236 | /* /proc/sys/bus/isa */ | |
237 | enum | |
238 | { | |
239 | BUS_ISA_MEM_BASE=1, | |
240 | BUS_ISA_PORT_BASE=2, | |
241 | BUS_ISA_PORT_SHIFT=3 | |
242 | }; | |
243 | ||
244 | /* /proc/sys/net/core */ | |
245 | enum | |
246 | { | |
247 | NET_CORE_WMEM_MAX=1, | |
248 | NET_CORE_RMEM_MAX=2, | |
249 | NET_CORE_WMEM_DEFAULT=3, | |
250 | NET_CORE_RMEM_DEFAULT=4, | |
251 | /* was NET_CORE_DESTROY_DELAY */ | |
252 | NET_CORE_MAX_BACKLOG=6, | |
253 | NET_CORE_FASTROUTE=7, | |
254 | NET_CORE_MSG_COST=8, | |
255 | NET_CORE_MSG_BURST=9, | |
256 | NET_CORE_OPTMEM_MAX=10, | |
257 | NET_CORE_HOT_LIST_LENGTH=11, | |
258 | NET_CORE_DIVERT_VERSION=12, | |
259 | NET_CORE_NO_CONG_THRESH=13, | |
260 | NET_CORE_NO_CONG=14, | |
261 | NET_CORE_LO_CONG=15, | |
262 | NET_CORE_MOD_CONG=16, | |
263 | NET_CORE_DEV_WEIGHT=17, | |
264 | NET_CORE_SOMAXCONN=18, | |
51b0bded | 265 | NET_CORE_BUDGET=19, |
f8cd5488 JHS |
266 | NET_CORE_AEVENT_ETIME=20, |
267 | NET_CORE_AEVENT_RSEQTH=21, | |
1da177e4 LT |
268 | }; |
269 | ||
270 | /* /proc/sys/net/ethernet */ | |
271 | ||
272 | /* /proc/sys/net/802 */ | |
273 | ||
274 | /* /proc/sys/net/unix */ | |
275 | ||
276 | enum | |
277 | { | |
278 | NET_UNIX_DESTROY_DELAY=1, | |
279 | NET_UNIX_DELETE_DELAY=2, | |
280 | NET_UNIX_MAX_DGRAM_QLEN=3, | |
281 | }; | |
282 | ||
9fb9cbb1 YK |
283 | /* /proc/sys/net/netfilter */ |
284 | enum | |
285 | { | |
286 | NET_NF_CONNTRACK_MAX=1, | |
287 | NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2, | |
288 | NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3, | |
289 | NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4, | |
290 | NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5, | |
291 | NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6, | |
292 | NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7, | |
293 | NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8, | |
294 | NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9, | |
295 | NET_NF_CONNTRACK_UDP_TIMEOUT=10, | |
296 | NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11, | |
297 | NET_NF_CONNTRACK_ICMP_TIMEOUT=12, | |
298 | NET_NF_CONNTRACK_GENERIC_TIMEOUT=13, | |
299 | NET_NF_CONNTRACK_BUCKETS=14, | |
300 | NET_NF_CONNTRACK_LOG_INVALID=15, | |
301 | NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16, | |
302 | NET_NF_CONNTRACK_TCP_LOOSE=17, | |
303 | NET_NF_CONNTRACK_TCP_BE_LIBERAL=18, | |
304 | NET_NF_CONNTRACK_TCP_MAX_RETRANS=19, | |
305 | NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20, | |
306 | NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21, | |
307 | NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22, | |
308 | NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23, | |
309 | NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24, | |
310 | NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25, | |
311 | NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26, | |
312 | NET_NF_CONNTRACK_COUNT=27, | |
313 | NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28, | |
314 | NET_NF_CONNTRACK_FRAG6_TIMEOUT=29, | |
315 | NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30, | |
316 | NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31, | |
39a27a35 | 317 | NET_NF_CONNTRACK_CHECKSUM=32, |
9fb9cbb1 YK |
318 | }; |
319 | ||
1da177e4 LT |
320 | /* /proc/sys/net/ipv4 */ |
321 | enum | |
322 | { | |
323 | /* v2.0 compatibile variables */ | |
324 | NET_IPV4_FORWARD=8, | |
325 | NET_IPV4_DYNADDR=9, | |
326 | ||
327 | NET_IPV4_CONF=16, | |
328 | NET_IPV4_NEIGH=17, | |
329 | NET_IPV4_ROUTE=18, | |
330 | NET_IPV4_FIB_HASH=19, | |
331 | NET_IPV4_NETFILTER=20, | |
332 | ||
333 | NET_IPV4_TCP_TIMESTAMPS=33, | |
334 | NET_IPV4_TCP_WINDOW_SCALING=34, | |
335 | NET_IPV4_TCP_SACK=35, | |
336 | NET_IPV4_TCP_RETRANS_COLLAPSE=36, | |
337 | NET_IPV4_DEFAULT_TTL=37, | |
338 | NET_IPV4_AUTOCONFIG=38, | |
339 | NET_IPV4_NO_PMTU_DISC=39, | |
340 | NET_IPV4_TCP_SYN_RETRIES=40, | |
341 | NET_IPV4_IPFRAG_HIGH_THRESH=41, | |
342 | NET_IPV4_IPFRAG_LOW_THRESH=42, | |
343 | NET_IPV4_IPFRAG_TIME=43, | |
344 | NET_IPV4_TCP_MAX_KA_PROBES=44, | |
345 | NET_IPV4_TCP_KEEPALIVE_TIME=45, | |
346 | NET_IPV4_TCP_KEEPALIVE_PROBES=46, | |
347 | NET_IPV4_TCP_RETRIES1=47, | |
348 | NET_IPV4_TCP_RETRIES2=48, | |
349 | NET_IPV4_TCP_FIN_TIMEOUT=49, | |
350 | NET_IPV4_IP_MASQ_DEBUG=50, | |
351 | NET_TCP_SYNCOOKIES=51, | |
352 | NET_TCP_STDURG=52, | |
353 | NET_TCP_RFC1337=53, | |
354 | NET_TCP_SYN_TAILDROP=54, | |
355 | NET_TCP_MAX_SYN_BACKLOG=55, | |
356 | NET_IPV4_LOCAL_PORT_RANGE=56, | |
357 | NET_IPV4_ICMP_ECHO_IGNORE_ALL=57, | |
358 | NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58, | |
359 | NET_IPV4_ICMP_SOURCEQUENCH_RATE=59, | |
360 | NET_IPV4_ICMP_DESTUNREACH_RATE=60, | |
361 | NET_IPV4_ICMP_TIMEEXCEED_RATE=61, | |
362 | NET_IPV4_ICMP_PARAMPROB_RATE=62, | |
363 | NET_IPV4_ICMP_ECHOREPLY_RATE=63, | |
364 | NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64, | |
365 | NET_IPV4_IGMP_MAX_MEMBERSHIPS=65, | |
366 | NET_TCP_TW_RECYCLE=66, | |
367 | NET_IPV4_ALWAYS_DEFRAG=67, | |
368 | NET_IPV4_TCP_KEEPALIVE_INTVL=68, | |
369 | NET_IPV4_INET_PEER_THRESHOLD=69, | |
370 | NET_IPV4_INET_PEER_MINTTL=70, | |
371 | NET_IPV4_INET_PEER_MAXTTL=71, | |
372 | NET_IPV4_INET_PEER_GC_MINTIME=72, | |
373 | NET_IPV4_INET_PEER_GC_MAXTIME=73, | |
374 | NET_TCP_ORPHAN_RETRIES=74, | |
375 | NET_TCP_ABORT_ON_OVERFLOW=75, | |
376 | NET_TCP_SYNACK_RETRIES=76, | |
377 | NET_TCP_MAX_ORPHANS=77, | |
378 | NET_TCP_MAX_TW_BUCKETS=78, | |
379 | NET_TCP_FACK=79, | |
380 | NET_TCP_REORDERING=80, | |
381 | NET_TCP_ECN=81, | |
382 | NET_TCP_DSACK=82, | |
383 | NET_TCP_MEM=83, | |
384 | NET_TCP_WMEM=84, | |
385 | NET_TCP_RMEM=85, | |
386 | NET_TCP_APP_WIN=86, | |
387 | NET_TCP_ADV_WIN_SCALE=87, | |
388 | NET_IPV4_NONLOCAL_BIND=88, | |
389 | NET_IPV4_ICMP_RATELIMIT=89, | |
390 | NET_IPV4_ICMP_RATEMASK=90, | |
391 | NET_TCP_TW_REUSE=91, | |
392 | NET_TCP_FRTO=92, | |
393 | NET_TCP_LOW_LATENCY=93, | |
394 | NET_IPV4_IPFRAG_SECRET_INTERVAL=94, | |
1da177e4 LT |
395 | NET_IPV4_IGMP_MAX_MSF=96, |
396 | NET_TCP_NO_METRICS_SAVE=97, | |
1da177e4 LT |
397 | NET_TCP_DEFAULT_WIN_SCALE=105, |
398 | NET_TCP_MODERATE_RCVBUF=106, | |
399 | NET_TCP_TSO_WIN_DIVISOR=107, | |
400 | NET_TCP_BIC_BETA=108, | |
1c2fb7f9 | 401 | NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109, |
317a76f9 | 402 | NET_TCP_CONG_CONTROL=110, |
9772efb9 | 403 | NET_TCP_ABC=111, |
89cee8b1 | 404 | NET_IPV4_IPFRAG_MAX_DIST=112, |
5d424d5a JH |
405 | NET_TCP_MTU_PROBING=113, |
406 | NET_TCP_BASE_MSS=114, | |
15d99e02 | 407 | NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115, |
95937825 | 408 | NET_TCP_DMA_COPYBREAK=116, |
35089bb2 | 409 | NET_TCP_SLOW_START_AFTER_IDLE=117, |
1da177e4 LT |
410 | }; |
411 | ||
412 | enum { | |
413 | NET_IPV4_ROUTE_FLUSH=1, | |
414 | NET_IPV4_ROUTE_MIN_DELAY=2, | |
415 | NET_IPV4_ROUTE_MAX_DELAY=3, | |
416 | NET_IPV4_ROUTE_GC_THRESH=4, | |
417 | NET_IPV4_ROUTE_MAX_SIZE=5, | |
418 | NET_IPV4_ROUTE_GC_MIN_INTERVAL=6, | |
419 | NET_IPV4_ROUTE_GC_TIMEOUT=7, | |
420 | NET_IPV4_ROUTE_GC_INTERVAL=8, | |
421 | NET_IPV4_ROUTE_REDIRECT_LOAD=9, | |
422 | NET_IPV4_ROUTE_REDIRECT_NUMBER=10, | |
423 | NET_IPV4_ROUTE_REDIRECT_SILENCE=11, | |
424 | NET_IPV4_ROUTE_ERROR_COST=12, | |
425 | NET_IPV4_ROUTE_ERROR_BURST=13, | |
426 | NET_IPV4_ROUTE_GC_ELASTICITY=14, | |
427 | NET_IPV4_ROUTE_MTU_EXPIRES=15, | |
428 | NET_IPV4_ROUTE_MIN_PMTU=16, | |
429 | NET_IPV4_ROUTE_MIN_ADVMSS=17, | |
430 | NET_IPV4_ROUTE_SECRET_INTERVAL=18, | |
431 | NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19, | |
432 | }; | |
433 | ||
434 | enum | |
435 | { | |
436 | NET_PROTO_CONF_ALL=-2, | |
437 | NET_PROTO_CONF_DEFAULT=-3 | |
438 | ||
439 | /* And device ifindices ... */ | |
440 | }; | |
441 | ||
442 | enum | |
443 | { | |
444 | NET_IPV4_CONF_FORWARDING=1, | |
445 | NET_IPV4_CONF_MC_FORWARDING=2, | |
446 | NET_IPV4_CONF_PROXY_ARP=3, | |
447 | NET_IPV4_CONF_ACCEPT_REDIRECTS=4, | |
448 | NET_IPV4_CONF_SECURE_REDIRECTS=5, | |
449 | NET_IPV4_CONF_SEND_REDIRECTS=6, | |
450 | NET_IPV4_CONF_SHARED_MEDIA=7, | |
451 | NET_IPV4_CONF_RP_FILTER=8, | |
452 | NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9, | |
453 | NET_IPV4_CONF_BOOTP_RELAY=10, | |
454 | NET_IPV4_CONF_LOG_MARTIANS=11, | |
455 | NET_IPV4_CONF_TAG=12, | |
456 | NET_IPV4_CONF_ARPFILTER=13, | |
457 | NET_IPV4_CONF_MEDIUM_ID=14, | |
458 | NET_IPV4_CONF_NOXFRM=15, | |
459 | NET_IPV4_CONF_NOPOLICY=16, | |
460 | NET_IPV4_CONF_FORCE_IGMP_VERSION=17, | |
461 | NET_IPV4_CONF_ARP_ANNOUNCE=18, | |
462 | NET_IPV4_CONF_ARP_IGNORE=19, | |
8f937c60 | 463 | NET_IPV4_CONF_PROMOTE_SECONDARIES=20, |
abd596a4 | 464 | NET_IPV4_CONF_ARP_ACCEPT=21, |
1da177e4 LT |
465 | __NET_IPV4_CONF_MAX |
466 | }; | |
467 | ||
468 | /* /proc/sys/net/ipv4/netfilter */ | |
469 | enum | |
470 | { | |
471 | NET_IPV4_NF_CONNTRACK_MAX=1, | |
472 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2, | |
473 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3, | |
474 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4, | |
475 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5, | |
476 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6, | |
477 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7, | |
478 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8, | |
479 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9, | |
480 | NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10, | |
481 | NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11, | |
482 | NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12, | |
483 | NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13, | |
484 | NET_IPV4_NF_CONNTRACK_BUCKETS=14, | |
485 | NET_IPV4_NF_CONNTRACK_LOG_INVALID=15, | |
486 | NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16, | |
487 | NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17, | |
488 | NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18, | |
489 | NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19, | |
490 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20, | |
491 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21, | |
492 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22, | |
493 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23, | |
494 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24, | |
495 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25, | |
496 | NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26, | |
497 | NET_IPV4_NF_CONNTRACK_COUNT=27, | |
39a27a35 | 498 | NET_IPV4_NF_CONNTRACK_CHECKSUM=28, |
1da177e4 LT |
499 | }; |
500 | ||
501 | /* /proc/sys/net/ipv6 */ | |
502 | enum { | |
503 | NET_IPV6_CONF=16, | |
504 | NET_IPV6_NEIGH=17, | |
505 | NET_IPV6_ROUTE=18, | |
506 | NET_IPV6_ICMP=19, | |
507 | NET_IPV6_BINDV6ONLY=20, | |
508 | NET_IPV6_IP6FRAG_HIGH_THRESH=21, | |
509 | NET_IPV6_IP6FRAG_LOW_THRESH=22, | |
510 | NET_IPV6_IP6FRAG_TIME=23, | |
511 | NET_IPV6_IP6FRAG_SECRET_INTERVAL=24, | |
512 | NET_IPV6_MLD_MAX_MSF=25, | |
513 | }; | |
514 | ||
515 | enum { | |
516 | NET_IPV6_ROUTE_FLUSH=1, | |
517 | NET_IPV6_ROUTE_GC_THRESH=2, | |
518 | NET_IPV6_ROUTE_MAX_SIZE=3, | |
519 | NET_IPV6_ROUTE_GC_MIN_INTERVAL=4, | |
520 | NET_IPV6_ROUTE_GC_TIMEOUT=5, | |
521 | NET_IPV6_ROUTE_GC_INTERVAL=6, | |
522 | NET_IPV6_ROUTE_GC_ELASTICITY=7, | |
523 | NET_IPV6_ROUTE_MTU_EXPIRES=8, | |
524 | NET_IPV6_ROUTE_MIN_ADVMSS=9, | |
525 | NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10 | |
526 | }; | |
527 | ||
528 | enum { | |
529 | NET_IPV6_FORWARDING=1, | |
530 | NET_IPV6_HOP_LIMIT=2, | |
531 | NET_IPV6_MTU=3, | |
532 | NET_IPV6_ACCEPT_RA=4, | |
533 | NET_IPV6_ACCEPT_REDIRECTS=5, | |
534 | NET_IPV6_AUTOCONF=6, | |
535 | NET_IPV6_DAD_TRANSMITS=7, | |
536 | NET_IPV6_RTR_SOLICITS=8, | |
537 | NET_IPV6_RTR_SOLICIT_INTERVAL=9, | |
538 | NET_IPV6_RTR_SOLICIT_DELAY=10, | |
539 | NET_IPV6_USE_TEMPADDR=11, | |
540 | NET_IPV6_TEMP_VALID_LFT=12, | |
541 | NET_IPV6_TEMP_PREFERED_LFT=13, | |
542 | NET_IPV6_REGEN_MAX_RETRY=14, | |
543 | NET_IPV6_MAX_DESYNC_FACTOR=15, | |
544 | NET_IPV6_MAX_ADDRESSES=16, | |
545 | NET_IPV6_FORCE_MLD_VERSION=17, | |
65f5c7c1 | 546 | NET_IPV6_ACCEPT_RA_DEFRTR=18, |
c4fd30eb | 547 | NET_IPV6_ACCEPT_RA_PINFO=19, |
930d6ff2 | 548 | NET_IPV6_ACCEPT_RA_RTR_PREF=20, |
52e16356 | 549 | NET_IPV6_RTR_PROBE_INTERVAL=21, |
09c884d4 | 550 | NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22, |
1da177e4 LT |
551 | __NET_IPV6_MAX |
552 | }; | |
553 | ||
554 | /* /proc/sys/net/ipv6/icmp */ | |
555 | enum { | |
556 | NET_IPV6_ICMP_RATELIMIT=1 | |
557 | }; | |
558 | ||
559 | /* /proc/sys/net/<protocol>/neigh/<dev> */ | |
560 | enum { | |
561 | NET_NEIGH_MCAST_SOLICIT=1, | |
562 | NET_NEIGH_UCAST_SOLICIT=2, | |
563 | NET_NEIGH_APP_SOLICIT=3, | |
564 | NET_NEIGH_RETRANS_TIME=4, | |
565 | NET_NEIGH_REACHABLE_TIME=5, | |
566 | NET_NEIGH_DELAY_PROBE_TIME=6, | |
567 | NET_NEIGH_GC_STALE_TIME=7, | |
568 | NET_NEIGH_UNRES_QLEN=8, | |
569 | NET_NEIGH_PROXY_QLEN=9, | |
570 | NET_NEIGH_ANYCAST_DELAY=10, | |
571 | NET_NEIGH_PROXY_DELAY=11, | |
572 | NET_NEIGH_LOCKTIME=12, | |
573 | NET_NEIGH_GC_INTERVAL=13, | |
574 | NET_NEIGH_GC_THRESH1=14, | |
575 | NET_NEIGH_GC_THRESH2=15, | |
576 | NET_NEIGH_GC_THRESH3=16, | |
577 | NET_NEIGH_RETRANS_TIME_MS=17, | |
578 | NET_NEIGH_REACHABLE_TIME_MS=18, | |
579 | __NET_NEIGH_MAX | |
580 | }; | |
581 | ||
e55d912f ACM |
582 | /* /proc/sys/net/dccp */ |
583 | enum { | |
584 | NET_DCCP_DEFAULT=1, | |
585 | }; | |
586 | ||
587 | /* /proc/sys/net/dccp/default */ | |
588 | enum { | |
589 | NET_DCCP_DEFAULT_SEQ_WINDOW = 1, | |
590 | NET_DCCP_DEFAULT_RX_CCID = 2, | |
591 | NET_DCCP_DEFAULT_TX_CCID = 3, | |
592 | NET_DCCP_DEFAULT_ACK_RATIO = 4, | |
593 | NET_DCCP_DEFAULT_SEND_ACKVEC = 5, | |
594 | NET_DCCP_DEFAULT_SEND_NDP = 6, | |
595 | }; | |
596 | ||
1da177e4 LT |
597 | /* /proc/sys/net/ipx */ |
598 | enum { | |
599 | NET_IPX_PPROP_BROADCASTING=1, | |
600 | NET_IPX_FORWARDING=2 | |
601 | }; | |
602 | ||
590232a7 ACM |
603 | /* /proc/sys/net/llc */ |
604 | enum { | |
605 | NET_LLC2=1, | |
606 | NET_LLC_STATION=2, | |
607 | }; | |
608 | ||
609 | /* /proc/sys/net/llc/llc2 */ | |
610 | enum { | |
611 | NET_LLC2_TIMEOUT=1, | |
612 | }; | |
613 | ||
614 | /* /proc/sys/net/llc/station */ | |
615 | enum { | |
616 | NET_LLC_STATION_ACK_TIMEOUT=1, | |
617 | }; | |
618 | ||
619 | /* /proc/sys/net/llc/llc2/timeout */ | |
620 | enum { | |
621 | NET_LLC2_ACK_TIMEOUT=1, | |
622 | NET_LLC2_P_TIMEOUT=2, | |
623 | NET_LLC2_REJ_TIMEOUT=3, | |
624 | NET_LLC2_BUSY_TIMEOUT=4, | |
625 | }; | |
1da177e4 LT |
626 | |
627 | /* /proc/sys/net/appletalk */ | |
628 | enum { | |
629 | NET_ATALK_AARP_EXPIRY_TIME=1, | |
630 | NET_ATALK_AARP_TICK_TIME=2, | |
631 | NET_ATALK_AARP_RETRANSMIT_LIMIT=3, | |
632 | NET_ATALK_AARP_RESOLVE_TIME=4 | |
633 | }; | |
634 | ||
635 | ||
636 | /* /proc/sys/net/netrom */ | |
637 | enum { | |
638 | NET_NETROM_DEFAULT_PATH_QUALITY=1, | |
639 | NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2, | |
640 | NET_NETROM_NETWORK_TTL_INITIALISER=3, | |
641 | NET_NETROM_TRANSPORT_TIMEOUT=4, | |
642 | NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5, | |
643 | NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6, | |
644 | NET_NETROM_TRANSPORT_BUSY_DELAY=7, | |
645 | NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8, | |
646 | NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9, | |
647 | NET_NETROM_ROUTING_CONTROL=10, | |
e21ce8c7 RB |
648 | NET_NETROM_LINK_FAILS_COUNT=11, |
649 | NET_NETROM_RESET=12 | |
1da177e4 LT |
650 | }; |
651 | ||
652 | /* /proc/sys/net/ax25 */ | |
653 | enum { | |
654 | NET_AX25_IP_DEFAULT_MODE=1, | |
655 | NET_AX25_DEFAULT_MODE=2, | |
656 | NET_AX25_BACKOFF_TYPE=3, | |
657 | NET_AX25_CONNECT_MODE=4, | |
658 | NET_AX25_STANDARD_WINDOW=5, | |
659 | NET_AX25_EXTENDED_WINDOW=6, | |
660 | NET_AX25_T1_TIMEOUT=7, | |
661 | NET_AX25_T2_TIMEOUT=8, | |
662 | NET_AX25_T3_TIMEOUT=9, | |
663 | NET_AX25_IDLE_TIMEOUT=10, | |
664 | NET_AX25_N2=11, | |
665 | NET_AX25_PACLEN=12, | |
666 | NET_AX25_PROTOCOL=13, | |
667 | NET_AX25_DAMA_SLAVE_TIMEOUT=14 | |
668 | }; | |
669 | ||
670 | /* /proc/sys/net/rose */ | |
671 | enum { | |
672 | NET_ROSE_RESTART_REQUEST_TIMEOUT=1, | |
673 | NET_ROSE_CALL_REQUEST_TIMEOUT=2, | |
674 | NET_ROSE_RESET_REQUEST_TIMEOUT=3, | |
675 | NET_ROSE_CLEAR_REQUEST_TIMEOUT=4, | |
676 | NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5, | |
677 | NET_ROSE_ROUTING_CONTROL=6, | |
678 | NET_ROSE_LINK_FAIL_TIMEOUT=7, | |
679 | NET_ROSE_MAX_VCS=8, | |
680 | NET_ROSE_WINDOW_SIZE=9, | |
681 | NET_ROSE_NO_ACTIVITY_TIMEOUT=10 | |
682 | }; | |
683 | ||
684 | /* /proc/sys/net/x25 */ | |
685 | enum { | |
686 | NET_X25_RESTART_REQUEST_TIMEOUT=1, | |
687 | NET_X25_CALL_REQUEST_TIMEOUT=2, | |
688 | NET_X25_RESET_REQUEST_TIMEOUT=3, | |
689 | NET_X25_CLEAR_REQUEST_TIMEOUT=4, | |
690 | NET_X25_ACK_HOLD_BACK_TIMEOUT=5 | |
691 | }; | |
692 | ||
693 | /* /proc/sys/net/token-ring */ | |
694 | enum | |
695 | { | |
696 | NET_TR_RIF_TIMEOUT=1 | |
697 | }; | |
698 | ||
699 | /* /proc/sys/net/decnet/ */ | |
700 | enum { | |
701 | NET_DECNET_NODE_TYPE = 1, | |
702 | NET_DECNET_NODE_ADDRESS = 2, | |
703 | NET_DECNET_NODE_NAME = 3, | |
704 | NET_DECNET_DEFAULT_DEVICE = 4, | |
705 | NET_DECNET_TIME_WAIT = 5, | |
706 | NET_DECNET_DN_COUNT = 6, | |
707 | NET_DECNET_DI_COUNT = 7, | |
708 | NET_DECNET_DR_COUNT = 8, | |
709 | NET_DECNET_DST_GC_INTERVAL = 9, | |
710 | NET_DECNET_CONF = 10, | |
711 | NET_DECNET_NO_FC_MAX_CWND = 11, | |
1f12bcc9 SW |
712 | NET_DECNET_MEM = 12, |
713 | NET_DECNET_RMEM = 13, | |
714 | NET_DECNET_WMEM = 14, | |
1da177e4 LT |
715 | NET_DECNET_DEBUG_LEVEL = 255 |
716 | }; | |
717 | ||
718 | /* /proc/sys/net/decnet/conf/<dev> */ | |
719 | enum { | |
720 | NET_DECNET_CONF_LOOPBACK = -2, | |
721 | NET_DECNET_CONF_DDCMP = -3, | |
722 | NET_DECNET_CONF_PPP = -4, | |
723 | NET_DECNET_CONF_X25 = -5, | |
724 | NET_DECNET_CONF_GRE = -6, | |
725 | NET_DECNET_CONF_ETHER = -7 | |
726 | ||
727 | /* ... and ifindex of devices */ | |
728 | }; | |
729 | ||
730 | /* /proc/sys/net/decnet/conf/<dev>/ */ | |
731 | enum { | |
732 | NET_DECNET_CONF_DEV_PRIORITY = 1, | |
733 | NET_DECNET_CONF_DEV_T1 = 2, | |
734 | NET_DECNET_CONF_DEV_T2 = 3, | |
735 | NET_DECNET_CONF_DEV_T3 = 4, | |
736 | NET_DECNET_CONF_DEV_FORWARDING = 5, | |
737 | NET_DECNET_CONF_DEV_BLKSIZE = 6, | |
738 | NET_DECNET_CONF_DEV_STATE = 7 | |
739 | }; | |
740 | ||
741 | /* /proc/sys/net/sctp */ | |
742 | enum { | |
743 | NET_SCTP_RTO_INITIAL = 1, | |
744 | NET_SCTP_RTO_MIN = 2, | |
745 | NET_SCTP_RTO_MAX = 3, | |
746 | NET_SCTP_RTO_ALPHA = 4, | |
747 | NET_SCTP_RTO_BETA = 5, | |
748 | NET_SCTP_VALID_COOKIE_LIFE = 6, | |
749 | NET_SCTP_ASSOCIATION_MAX_RETRANS = 7, | |
750 | NET_SCTP_PATH_MAX_RETRANS = 8, | |
751 | NET_SCTP_MAX_INIT_RETRANSMITS = 9, | |
752 | NET_SCTP_HB_INTERVAL = 10, | |
753 | NET_SCTP_PRESERVE_ENABLE = 11, | |
754 | NET_SCTP_MAX_BURST = 12, | |
755 | NET_SCTP_ADDIP_ENABLE = 13, | |
756 | NET_SCTP_PRSCTP_ENABLE = 14, | |
4eb701df | 757 | NET_SCTP_SNDBUF_POLICY = 15, |
2f85a429 | 758 | NET_SCTP_SACK_TIMEOUT = 16, |
049b3ff5 | 759 | NET_SCTP_RCVBUF_POLICY = 17, |
1da177e4 LT |
760 | }; |
761 | ||
762 | /* /proc/sys/net/bridge */ | |
763 | enum { | |
764 | NET_BRIDGE_NF_CALL_ARPTABLES = 1, | |
765 | NET_BRIDGE_NF_CALL_IPTABLES = 2, | |
766 | NET_BRIDGE_NF_CALL_IP6TABLES = 3, | |
767 | NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4, | |
768 | }; | |
769 | ||
770 | /* CTL_PROC names: */ | |
771 | ||
772 | /* CTL_FS names: */ | |
773 | enum | |
774 | { | |
775 | FS_NRINODE=1, /* int:current number of allocated inodes */ | |
776 | FS_STATINODE=2, | |
777 | FS_MAXINODE=3, /* int:maximum number of inodes that can be allocated */ | |
778 | FS_NRDQUOT=4, /* int:current number of allocated dquots */ | |
779 | FS_MAXDQUOT=5, /* int:maximum number of dquots that can be allocated */ | |
780 | FS_NRFILE=6, /* int:current number of allocated filedescriptors */ | |
781 | FS_MAXFILE=7, /* int:maximum number of filedescriptors that can be allocated */ | |
782 | FS_DENTRY=8, | |
783 | FS_NRSUPER=9, /* int:current number of allocated super_blocks */ | |
784 | FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */ | |
785 | FS_OVERFLOWUID=11, /* int: overflow UID */ | |
786 | FS_OVERFLOWGID=12, /* int: overflow GID */ | |
787 | FS_LEASES=13, /* int: leases enabled */ | |
788 | FS_DIR_NOTIFY=14, /* int: directory notification enabled */ | |
789 | FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */ | |
790 | FS_DQSTATS=16, /* disc quota usage statistics and control */ | |
791 | FS_XFS=17, /* struct: control xfs parameters */ | |
792 | FS_AIO_NR=18, /* current system-wide number of aio requests */ | |
793 | FS_AIO_MAX_NR=19, /* system-wide maximum number of aio requests */ | |
0399cb08 | 794 | FS_INOTIFY=20, /* inotify submenu */ |
1da177e4 LT |
795 | }; |
796 | ||
797 | /* /proc/sys/fs/quota/ */ | |
798 | enum { | |
799 | FS_DQ_LOOKUPS = 1, | |
800 | FS_DQ_DROPS = 2, | |
801 | FS_DQ_READS = 3, | |
802 | FS_DQ_WRITES = 4, | |
803 | FS_DQ_CACHE_HITS = 5, | |
804 | FS_DQ_ALLOCATED = 6, | |
805 | FS_DQ_FREE = 7, | |
806 | FS_DQ_SYNCS = 8, | |
807 | FS_DQ_WARNINGS = 9, | |
808 | }; | |
809 | ||
810 | /* CTL_DEBUG names: */ | |
811 | ||
812 | /* CTL_DEV names: */ | |
813 | enum { | |
814 | DEV_CDROM=1, | |
815 | DEV_HWMON=2, | |
816 | DEV_PARPORT=3, | |
817 | DEV_RAID=4, | |
818 | DEV_MAC_HID=5, | |
819 | DEV_SCSI=6, | |
8c702e16 | 820 | DEV_IPMI=7, |
1da177e4 LT |
821 | }; |
822 | ||
823 | /* /proc/sys/dev/cdrom */ | |
824 | enum { | |
825 | DEV_CDROM_INFO=1, | |
826 | DEV_CDROM_AUTOCLOSE=2, | |
827 | DEV_CDROM_AUTOEJECT=3, | |
828 | DEV_CDROM_DEBUG=4, | |
829 | DEV_CDROM_LOCK=5, | |
830 | DEV_CDROM_CHECK_MEDIA=6 | |
831 | }; | |
832 | ||
833 | /* /proc/sys/dev/parport */ | |
834 | enum { | |
835 | DEV_PARPORT_DEFAULT=-3 | |
836 | }; | |
837 | ||
838 | /* /proc/sys/dev/raid */ | |
839 | enum { | |
840 | DEV_RAID_SPEED_LIMIT_MIN=1, | |
841 | DEV_RAID_SPEED_LIMIT_MAX=2 | |
842 | }; | |
843 | ||
844 | /* /proc/sys/dev/parport/default */ | |
845 | enum { | |
846 | DEV_PARPORT_DEFAULT_TIMESLICE=1, | |
847 | DEV_PARPORT_DEFAULT_SPINTIME=2 | |
848 | }; | |
849 | ||
850 | /* /proc/sys/dev/parport/parport n */ | |
851 | enum { | |
852 | DEV_PARPORT_SPINTIME=1, | |
853 | DEV_PARPORT_BASE_ADDR=2, | |
854 | DEV_PARPORT_IRQ=3, | |
855 | DEV_PARPORT_DMA=4, | |
856 | DEV_PARPORT_MODES=5, | |
857 | DEV_PARPORT_DEVICES=6, | |
858 | DEV_PARPORT_AUTOPROBE=16 | |
859 | }; | |
860 | ||
861 | /* /proc/sys/dev/parport/parport n/devices/ */ | |
862 | enum { | |
863 | DEV_PARPORT_DEVICES_ACTIVE=-3, | |
864 | }; | |
865 | ||
866 | /* /proc/sys/dev/parport/parport n/devices/device n */ | |
867 | enum { | |
868 | DEV_PARPORT_DEVICE_TIMESLICE=1, | |
869 | }; | |
870 | ||
871 | /* /proc/sys/dev/mac_hid */ | |
872 | enum { | |
873 | DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1, | |
874 | DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2, | |
875 | DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3, | |
876 | DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4, | |
877 | DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5, | |
878 | DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6 | |
879 | }; | |
880 | ||
881 | /* /proc/sys/dev/scsi */ | |
882 | enum { | |
883 | DEV_SCSI_LOGGING_LEVEL=1, | |
884 | }; | |
885 | ||
8c702e16 CM |
886 | /* /proc/sys/dev/ipmi */ |
887 | enum { | |
888 | DEV_IPMI_POWEROFF_POWERCYCLE=1, | |
889 | }; | |
890 | ||
1da177e4 LT |
891 | /* /proc/sys/abi */ |
892 | enum | |
893 | { | |
894 | ABI_DEFHANDLER_COFF=1, /* default handler for coff binaries */ | |
895 | ABI_DEFHANDLER_ELF=2, /* default handler for ELF binaries */ | |
896 | ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */ | |
897 | ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */ | |
898 | ABI_TRACE=5, /* tracing flags */ | |
899 | ABI_FAKE_UTSNAME=6, /* fake target utsname information */ | |
900 | }; | |
901 | ||
902 | #ifdef __KERNEL__ | |
d4ed803c | 903 | #include <linux/list.h> |
1da177e4 LT |
904 | |
905 | extern void sysctl_init(void); | |
906 | ||
907 | typedef struct ctl_table ctl_table; | |
908 | ||
909 | typedef int ctl_handler (ctl_table *table, int __user *name, int nlen, | |
910 | void __user *oldval, size_t __user *oldlenp, | |
911 | void __user *newval, size_t newlen, | |
912 | void **context); | |
913 | ||
914 | typedef int proc_handler (ctl_table *ctl, int write, struct file * filp, | |
915 | void __user *buffer, size_t *lenp, loff_t *ppos); | |
916 | ||
917 | extern int proc_dostring(ctl_table *, int, struct file *, | |
918 | void __user *, size_t *, loff_t *); | |
919 | extern int proc_dointvec(ctl_table *, int, struct file *, | |
920 | void __user *, size_t *, loff_t *); | |
921 | extern int proc_dointvec_bset(ctl_table *, int, struct file *, | |
922 | void __user *, size_t *, loff_t *); | |
923 | extern int proc_dointvec_minmax(ctl_table *, int, struct file *, | |
924 | void __user *, size_t *, loff_t *); | |
925 | extern int proc_dointvec_jiffies(ctl_table *, int, struct file *, | |
926 | void __user *, size_t *, loff_t *); | |
927 | extern int proc_dointvec_userhz_jiffies(ctl_table *, int, struct file *, | |
928 | void __user *, size_t *, loff_t *); | |
929 | extern int proc_dointvec_ms_jiffies(ctl_table *, int, struct file *, | |
930 | void __user *, size_t *, loff_t *); | |
931 | extern int proc_doulongvec_minmax(ctl_table *, int, struct file *, | |
932 | void __user *, size_t *, loff_t *); | |
933 | extern int proc_doulongvec_ms_jiffies_minmax(ctl_table *table, int, | |
934 | struct file *, void __user *, size_t *, loff_t *); | |
935 | ||
936 | extern int do_sysctl (int __user *name, int nlen, | |
937 | void __user *oldval, size_t __user *oldlenp, | |
938 | void __user *newval, size_t newlen); | |
939 | ||
940 | extern int do_sysctl_strategy (ctl_table *table, | |
941 | int __user *name, int nlen, | |
942 | void __user *oldval, size_t __user *oldlenp, | |
943 | void __user *newval, size_t newlen, void ** context); | |
944 | ||
945 | extern ctl_handler sysctl_string; | |
946 | extern ctl_handler sysctl_intvec; | |
947 | extern ctl_handler sysctl_jiffies; | |
948 | extern ctl_handler sysctl_ms_jiffies; | |
949 | ||
950 | ||
951 | /* | |
952 | * Register a set of sysctl names by calling register_sysctl_table | |
953 | * with an initialised array of ctl_table's. An entry with zero | |
954 | * ctl_name terminates the table. table->de will be set up by the | |
955 | * registration and need not be initialised in advance. | |
956 | * | |
957 | * sysctl names can be mirrored automatically under /proc/sys. The | |
958 | * procname supplied controls /proc naming. | |
959 | * | |
960 | * The table's mode will be honoured both for sys_sysctl(2) and | |
961 | * proc-fs access. | |
962 | * | |
963 | * Leaf nodes in the sysctl tree will be represented by a single file | |
964 | * under /proc; non-leaf nodes will be represented by directories. A | |
965 | * null procname disables /proc mirroring at this node. | |
966 | * | |
967 | * sysctl(2) can automatically manage read and write requests through | |
968 | * the sysctl table. The data and maxlen fields of the ctl_table | |
969 | * struct enable minimal validation of the values being written to be | |
970 | * performed, and the mode field allows minimal authentication. | |
971 | * | |
972 | * More sophisticated management can be enabled by the provision of a | |
973 | * strategy routine with the table entry. This will be called before | |
974 | * any automatic read or write of the data is performed. | |
975 | * | |
976 | * The strategy routine may return: | |
977 | * <0: Error occurred (error is passed to user process) | |
978 | * 0: OK - proceed with automatic read or write. | |
979 | * >0: OK - read or write has been done by the strategy routine, so | |
980 | * return immediately. | |
981 | * | |
982 | * There must be a proc_handler routine for any terminal nodes | |
983 | * mirrored under /proc/sys (non-terminals are handled by a built-in | |
984 | * directory handler). Several default handlers are available to | |
985 | * cover common cases. | |
986 | */ | |
987 | ||
988 | /* A sysctl table is an array of struct ctl_table: */ | |
989 | struct ctl_table | |
990 | { | |
991 | int ctl_name; /* Binary ID */ | |
992 | const char *procname; /* Text ID for /proc/sys, or zero */ | |
993 | void *data; | |
994 | int maxlen; | |
995 | mode_t mode; | |
996 | ctl_table *child; | |
997 | proc_handler *proc_handler; /* Callback for text formatting */ | |
998 | ctl_handler *strategy; /* Callback function for all r/w */ | |
999 | struct proc_dir_entry *de; /* /proc control block */ | |
1000 | void *extra1; | |
1001 | void *extra2; | |
1002 | }; | |
1003 | ||
1004 | /* struct ctl_table_header is used to maintain dynamic lists of | |
1005 | ctl_table trees. */ | |
1006 | struct ctl_table_header | |
1007 | { | |
1008 | ctl_table *ctl_table; | |
1009 | struct list_head ctl_entry; | |
330d57fb AV |
1010 | int used; |
1011 | struct completion *unregistering; | |
1da177e4 LT |
1012 | }; |
1013 | ||
1014 | struct ctl_table_header * register_sysctl_table(ctl_table * table, | |
1015 | int insert_at_head); | |
1016 | void unregister_sysctl_table(struct ctl_table_header * table); | |
1017 | ||
1018 | #else /* __KERNEL__ */ | |
1019 | ||
1020 | #endif /* __KERNEL__ */ | |
1021 | ||
1022 | #endif /* _LINUX_SYSCTL_H */ |