Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / include / uapi / linux / sysctl.h
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 _UAPI_LINUX_SYSCTL_H
23 #define _UAPI_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         KERN_PANIC_ON_WARN=77, /* int: call panic() in WARN() functions */
157 };
158
159
160
161 /* CTL_VM names: */
162 enum
163 {
164         VM_UNUSED1=1,           /* was: struct: Set vm swapping control */
165         VM_UNUSED2=2,           /* was; int: Linear or sqrt() swapout for hogs */
166         VM_UNUSED3=3,           /* was: struct: Set free page thresholds */
167         VM_UNUSED4=4,           /* Spare */
168         VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */
169         VM_UNUSED5=6,           /* was: struct: Set buffer memory thresholds */
170         VM_UNUSED7=7,           /* was: struct: Set cache memory thresholds */
171         VM_UNUSED8=8,           /* was: struct: Control kswapd behaviour */
172         VM_UNUSED9=9,           /* was: struct: Set page table cache parameters */
173         VM_PAGE_CLUSTER=10,     /* int: set number of pages to swap together */
174         VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */
175         VM_DIRTY_RATIO=12,      /* dirty_ratio */
176         VM_DIRTY_WB_CS=13,      /* dirty_writeback_centisecs */
177         VM_DIRTY_EXPIRE_CS=14,  /* dirty_expire_centisecs */
178         VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */
179         VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */
180         VM_PAGEBUF=17,          /* struct: Control pagebuf parameters */
181         VM_HUGETLB_PAGES=18,    /* int: Number of available Huge Pages */
182         VM_SWAPPINESS=19,       /* Tendency to steal mapped memory */
183         VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */
184         VM_MIN_FREE_KBYTES=21,  /* Minimum free kilobytes to maintain */
185         VM_MAX_MAP_COUNT=22,    /* int: Maximum number of mmaps/address-space */
186         VM_LAPTOP_MODE=23,      /* vm laptop mode */
187         VM_BLOCK_DUMP=24,       /* block dump mode */
188         VM_HUGETLB_GROUP=25,    /* permitted hugetlb group */
189         VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */
190         VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */
191         VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */
192         VM_DROP_PAGECACHE=29,   /* int: nuke lots of pagecache */
193         VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */
194         VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */
195         VM_MIN_UNMAPPED=32,     /* Set min percent of unmapped pages */
196         VM_PANIC_ON_OOM=33,     /* panic at out-of-memory */
197         VM_VDSO_ENABLED=34,     /* map VDSO into new processes? */
198         VM_MIN_SLAB=35,          /* Percent pages ignored by zone reclaim */
199 };
200
201
202 /* CTL_NET names: */
203 enum
204 {
205         NET_CORE=1,
206         NET_ETHER=2,
207         NET_802=3,
208         NET_UNIX=4,
209         NET_IPV4=5,
210         NET_IPX=6,
211         NET_ATALK=7,
212         NET_NETROM=8,
213         NET_AX25=9,
214         NET_BRIDGE=10,
215         NET_ROSE=11,
216         NET_IPV6=12,
217         NET_X25=13,
218         NET_TR=14,
219         NET_DECNET=15,
220         NET_ECONET=16,
221         NET_SCTP=17,
222         NET_LLC=18,
223         NET_NETFILTER=19,
224         NET_DCCP=20,
225         NET_IRDA=412,
226 };
227
228 /* /proc/sys/kernel/random */
229 enum
230 {
231         RANDOM_POOLSIZE=1,
232         RANDOM_ENTROPY_COUNT=2,
233         RANDOM_READ_THRESH=3,
234         RANDOM_WRITE_THRESH=4,
235         RANDOM_BOOT_ID=5,
236         RANDOM_UUID=6
237 };
238
239 /* /proc/sys/kernel/pty */
240 enum
241 {
242         PTY_MAX=1,
243         PTY_NR=2
244 };
245
246 /* /proc/sys/bus/isa */
247 enum
248 {
249         BUS_ISA_MEM_BASE=1,
250         BUS_ISA_PORT_BASE=2,
251         BUS_ISA_PORT_SHIFT=3
252 };
253
254 /* /proc/sys/net/core */
255 enum
256 {
257         NET_CORE_WMEM_MAX=1,
258         NET_CORE_RMEM_MAX=2,
259         NET_CORE_WMEM_DEFAULT=3,
260         NET_CORE_RMEM_DEFAULT=4,
261 /* was  NET_CORE_DESTROY_DELAY */
262         NET_CORE_MAX_BACKLOG=6,
263         NET_CORE_FASTROUTE=7,
264         NET_CORE_MSG_COST=8,
265         NET_CORE_MSG_BURST=9,
266         NET_CORE_OPTMEM_MAX=10,
267         NET_CORE_HOT_LIST_LENGTH=11,
268         NET_CORE_DIVERT_VERSION=12,
269         NET_CORE_NO_CONG_THRESH=13,
270         NET_CORE_NO_CONG=14,
271         NET_CORE_LO_CONG=15,
272         NET_CORE_MOD_CONG=16,
273         NET_CORE_DEV_WEIGHT=17,
274         NET_CORE_SOMAXCONN=18,
275         NET_CORE_BUDGET=19,
276         NET_CORE_AEVENT_ETIME=20,
277         NET_CORE_AEVENT_RSEQTH=21,
278         NET_CORE_WARNINGS=22,
279 };
280
281 /* /proc/sys/net/ethernet */
282
283 /* /proc/sys/net/802 */
284
285 /* /proc/sys/net/unix */
286
287 enum
288 {
289         NET_UNIX_DESTROY_DELAY=1,
290         NET_UNIX_DELETE_DELAY=2,
291         NET_UNIX_MAX_DGRAM_QLEN=3,
292 };
293
294 /* /proc/sys/net/netfilter */
295 enum
296 {
297         NET_NF_CONNTRACK_MAX=1,
298         NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
299         NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
300         NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
301         NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
302         NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
303         NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
304         NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
305         NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
306         NET_NF_CONNTRACK_UDP_TIMEOUT=10,
307         NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
308         NET_NF_CONNTRACK_ICMP_TIMEOUT=12,
309         NET_NF_CONNTRACK_GENERIC_TIMEOUT=13,
310         NET_NF_CONNTRACK_BUCKETS=14,
311         NET_NF_CONNTRACK_LOG_INVALID=15,
312         NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
313         NET_NF_CONNTRACK_TCP_LOOSE=17,
314         NET_NF_CONNTRACK_TCP_BE_LIBERAL=18,
315         NET_NF_CONNTRACK_TCP_MAX_RETRANS=19,
316         NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
317         NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
318         NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
319         NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
320         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
321         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
322         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
323         NET_NF_CONNTRACK_COUNT=27,
324         NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28,
325         NET_NF_CONNTRACK_FRAG6_TIMEOUT=29,
326         NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30,
327         NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31,
328         NET_NF_CONNTRACK_CHECKSUM=32,
329 };
330
331 /* /proc/sys/net/ipv4 */
332 enum
333 {
334         /* v2.0 compatibile variables */
335         NET_IPV4_FORWARD=8,
336         NET_IPV4_DYNADDR=9,
337
338         NET_IPV4_CONF=16,
339         NET_IPV4_NEIGH=17,
340         NET_IPV4_ROUTE=18,
341         NET_IPV4_FIB_HASH=19,
342         NET_IPV4_NETFILTER=20,
343
344         NET_IPV4_TCP_TIMESTAMPS=33,
345         NET_IPV4_TCP_WINDOW_SCALING=34,
346         NET_IPV4_TCP_SACK=35,
347         NET_IPV4_TCP_RETRANS_COLLAPSE=36,
348         NET_IPV4_DEFAULT_TTL=37,
349         NET_IPV4_AUTOCONFIG=38,
350         NET_IPV4_NO_PMTU_DISC=39,
351         NET_IPV4_TCP_SYN_RETRIES=40,
352         NET_IPV4_IPFRAG_HIGH_THRESH=41,
353         NET_IPV4_IPFRAG_LOW_THRESH=42,
354         NET_IPV4_IPFRAG_TIME=43,
355         NET_IPV4_TCP_MAX_KA_PROBES=44,
356         NET_IPV4_TCP_KEEPALIVE_TIME=45,
357         NET_IPV4_TCP_KEEPALIVE_PROBES=46,
358         NET_IPV4_TCP_RETRIES1=47,
359         NET_IPV4_TCP_RETRIES2=48,
360         NET_IPV4_TCP_FIN_TIMEOUT=49,
361         NET_IPV4_IP_MASQ_DEBUG=50,
362         NET_TCP_SYNCOOKIES=51,
363         NET_TCP_STDURG=52,
364         NET_TCP_RFC1337=53,
365         NET_TCP_SYN_TAILDROP=54,
366         NET_TCP_MAX_SYN_BACKLOG=55,
367         NET_IPV4_LOCAL_PORT_RANGE=56,
368         NET_IPV4_ICMP_ECHO_IGNORE_ALL=57,
369         NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58,
370         NET_IPV4_ICMP_SOURCEQUENCH_RATE=59,
371         NET_IPV4_ICMP_DESTUNREACH_RATE=60,
372         NET_IPV4_ICMP_TIMEEXCEED_RATE=61,
373         NET_IPV4_ICMP_PARAMPROB_RATE=62,
374         NET_IPV4_ICMP_ECHOREPLY_RATE=63,
375         NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64,
376         NET_IPV4_IGMP_MAX_MEMBERSHIPS=65,
377         NET_TCP_TW_RECYCLE=66,
378         NET_IPV4_ALWAYS_DEFRAG=67,
379         NET_IPV4_TCP_KEEPALIVE_INTVL=68,
380         NET_IPV4_INET_PEER_THRESHOLD=69,
381         NET_IPV4_INET_PEER_MINTTL=70,
382         NET_IPV4_INET_PEER_MAXTTL=71,
383         NET_IPV4_INET_PEER_GC_MINTIME=72,
384         NET_IPV4_INET_PEER_GC_MAXTIME=73,
385         NET_TCP_ORPHAN_RETRIES=74,
386         NET_TCP_ABORT_ON_OVERFLOW=75,
387         NET_TCP_SYNACK_RETRIES=76,
388         NET_TCP_MAX_ORPHANS=77,
389         NET_TCP_MAX_TW_BUCKETS=78,
390         NET_TCP_FACK=79,
391         NET_TCP_REORDERING=80,
392         NET_TCP_ECN=81,
393         NET_TCP_DSACK=82,
394         NET_TCP_MEM=83,
395         NET_TCP_WMEM=84,
396         NET_TCP_RMEM=85,
397         NET_TCP_APP_WIN=86,
398         NET_TCP_ADV_WIN_SCALE=87,
399         NET_IPV4_NONLOCAL_BIND=88,
400         NET_IPV4_ICMP_RATELIMIT=89,
401         NET_IPV4_ICMP_RATEMASK=90,
402         NET_TCP_TW_REUSE=91,
403         NET_TCP_FRTO=92,
404         NET_TCP_LOW_LATENCY=93,
405         NET_IPV4_IPFRAG_SECRET_INTERVAL=94,
406         NET_IPV4_IGMP_MAX_MSF=96,
407         NET_TCP_NO_METRICS_SAVE=97,
408         NET_TCP_DEFAULT_WIN_SCALE=105,
409         NET_TCP_MODERATE_RCVBUF=106,
410         NET_TCP_TSO_WIN_DIVISOR=107,
411         NET_TCP_BIC_BETA=108,
412         NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109,
413         NET_TCP_CONG_CONTROL=110,
414         NET_TCP_ABC=111,
415         NET_IPV4_IPFRAG_MAX_DIST=112,
416         NET_TCP_MTU_PROBING=113,
417         NET_TCP_BASE_MSS=114,
418         NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115,
419         NET_TCP_DMA_COPYBREAK=116,
420         NET_TCP_SLOW_START_AFTER_IDLE=117,
421         NET_CIPSOV4_CACHE_ENABLE=118,
422         NET_CIPSOV4_CACHE_BUCKET_SIZE=119,
423         NET_CIPSOV4_RBM_OPTFMT=120,
424         NET_CIPSOV4_RBM_STRICTVALID=121,
425         NET_TCP_AVAIL_CONG_CONTROL=122,
426         NET_TCP_ALLOWED_CONG_CONTROL=123,
427         NET_TCP_MAX_SSTHRESH=124,
428         NET_TCP_FRTO_RESPONSE=125,
429 };
430
431 enum {
432         NET_IPV4_ROUTE_FLUSH=1,
433         NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */
434         NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */
435         NET_IPV4_ROUTE_GC_THRESH=4,
436         NET_IPV4_ROUTE_MAX_SIZE=5,
437         NET_IPV4_ROUTE_GC_MIN_INTERVAL=6,
438         NET_IPV4_ROUTE_GC_TIMEOUT=7,
439         NET_IPV4_ROUTE_GC_INTERVAL=8, /* obsolete since 2.6.38 */
440         NET_IPV4_ROUTE_REDIRECT_LOAD=9,
441         NET_IPV4_ROUTE_REDIRECT_NUMBER=10,
442         NET_IPV4_ROUTE_REDIRECT_SILENCE=11,
443         NET_IPV4_ROUTE_ERROR_COST=12,
444         NET_IPV4_ROUTE_ERROR_BURST=13,
445         NET_IPV4_ROUTE_GC_ELASTICITY=14,
446         NET_IPV4_ROUTE_MTU_EXPIRES=15,
447         NET_IPV4_ROUTE_MIN_PMTU=16,
448         NET_IPV4_ROUTE_MIN_ADVMSS=17,
449         NET_IPV4_ROUTE_SECRET_INTERVAL=18,
450         NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19,
451 };
452
453 enum
454 {
455         NET_PROTO_CONF_ALL=-2,
456         NET_PROTO_CONF_DEFAULT=-3
457
458         /* And device ifindices ... */
459 };
460
461 enum
462 {
463         NET_IPV4_CONF_FORWARDING=1,
464         NET_IPV4_CONF_MC_FORWARDING=2,
465         NET_IPV4_CONF_PROXY_ARP=3,
466         NET_IPV4_CONF_ACCEPT_REDIRECTS=4,
467         NET_IPV4_CONF_SECURE_REDIRECTS=5,
468         NET_IPV4_CONF_SEND_REDIRECTS=6,
469         NET_IPV4_CONF_SHARED_MEDIA=7,
470         NET_IPV4_CONF_RP_FILTER=8,
471         NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9,
472         NET_IPV4_CONF_BOOTP_RELAY=10,
473         NET_IPV4_CONF_LOG_MARTIANS=11,
474         NET_IPV4_CONF_TAG=12,
475         NET_IPV4_CONF_ARPFILTER=13,
476         NET_IPV4_CONF_MEDIUM_ID=14,
477         NET_IPV4_CONF_NOXFRM=15,
478         NET_IPV4_CONF_NOPOLICY=16,
479         NET_IPV4_CONF_FORCE_IGMP_VERSION=17,
480         NET_IPV4_CONF_ARP_ANNOUNCE=18,
481         NET_IPV4_CONF_ARP_IGNORE=19,
482         NET_IPV4_CONF_PROMOTE_SECONDARIES=20,
483         NET_IPV4_CONF_ARP_ACCEPT=21,
484         NET_IPV4_CONF_ARP_NOTIFY=22,
485 };
486
487 /* /proc/sys/net/ipv4/netfilter */
488 enum
489 {
490         NET_IPV4_NF_CONNTRACK_MAX=1,
491         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
492         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
493         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
494         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
495         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
496         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
497         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
498         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
499         NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10,
500         NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
501         NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12,
502         NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13,
503         NET_IPV4_NF_CONNTRACK_BUCKETS=14,
504         NET_IPV4_NF_CONNTRACK_LOG_INVALID=15,
505         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
506         NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17,
507         NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18,
508         NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19,
509         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
510         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
511         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
512         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
513         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
514         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
515         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
516         NET_IPV4_NF_CONNTRACK_COUNT=27,
517         NET_IPV4_NF_CONNTRACK_CHECKSUM=28,
518 };
519  
520 /* /proc/sys/net/ipv6 */
521 enum {
522         NET_IPV6_CONF=16,
523         NET_IPV6_NEIGH=17,
524         NET_IPV6_ROUTE=18,
525         NET_IPV6_ICMP=19,
526         NET_IPV6_BINDV6ONLY=20,
527         NET_IPV6_IP6FRAG_HIGH_THRESH=21,
528         NET_IPV6_IP6FRAG_LOW_THRESH=22,
529         NET_IPV6_IP6FRAG_TIME=23,
530         NET_IPV6_IP6FRAG_SECRET_INTERVAL=24,
531         NET_IPV6_MLD_MAX_MSF=25,
532 };
533
534 enum {
535         NET_IPV6_ROUTE_FLUSH=1,
536         NET_IPV6_ROUTE_GC_THRESH=2,
537         NET_IPV6_ROUTE_MAX_SIZE=3,
538         NET_IPV6_ROUTE_GC_MIN_INTERVAL=4,
539         NET_IPV6_ROUTE_GC_TIMEOUT=5,
540         NET_IPV6_ROUTE_GC_INTERVAL=6,
541         NET_IPV6_ROUTE_GC_ELASTICITY=7,
542         NET_IPV6_ROUTE_MTU_EXPIRES=8,
543         NET_IPV6_ROUTE_MIN_ADVMSS=9,
544         NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10
545 };
546
547 enum {
548         NET_IPV6_FORWARDING=1,
549         NET_IPV6_HOP_LIMIT=2,
550         NET_IPV6_MTU=3,
551         NET_IPV6_ACCEPT_RA=4,
552         NET_IPV6_ACCEPT_REDIRECTS=5,
553         NET_IPV6_AUTOCONF=6,
554         NET_IPV6_DAD_TRANSMITS=7,
555         NET_IPV6_RTR_SOLICITS=8,
556         NET_IPV6_RTR_SOLICIT_INTERVAL=9,
557         NET_IPV6_RTR_SOLICIT_DELAY=10,
558         NET_IPV6_USE_TEMPADDR=11,
559         NET_IPV6_TEMP_VALID_LFT=12,
560         NET_IPV6_TEMP_PREFERED_LFT=13,
561         NET_IPV6_REGEN_MAX_RETRY=14,
562         NET_IPV6_MAX_DESYNC_FACTOR=15,
563         NET_IPV6_MAX_ADDRESSES=16,
564         NET_IPV6_FORCE_MLD_VERSION=17,
565         NET_IPV6_ACCEPT_RA_DEFRTR=18,
566         NET_IPV6_ACCEPT_RA_PINFO=19,
567         NET_IPV6_ACCEPT_RA_RTR_PREF=20,
568         NET_IPV6_RTR_PROBE_INTERVAL=21,
569         NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22,
570         NET_IPV6_PROXY_NDP=23,
571         NET_IPV6_ACCEPT_SOURCE_ROUTE=25,
572         NET_IPV6_ACCEPT_RA_FROM_LOCAL=26,
573         __NET_IPV6_MAX
574 };
575
576 /* /proc/sys/net/ipv6/icmp */
577 enum {
578         NET_IPV6_ICMP_RATELIMIT=1
579 };
580
581 /* /proc/sys/net/<protocol>/neigh/<dev> */
582 enum {
583         NET_NEIGH_MCAST_SOLICIT=1,
584         NET_NEIGH_UCAST_SOLICIT=2,
585         NET_NEIGH_APP_SOLICIT=3,
586         NET_NEIGH_RETRANS_TIME=4,
587         NET_NEIGH_REACHABLE_TIME=5,
588         NET_NEIGH_DELAY_PROBE_TIME=6,
589         NET_NEIGH_GC_STALE_TIME=7,
590         NET_NEIGH_UNRES_QLEN=8,
591         NET_NEIGH_PROXY_QLEN=9,
592         NET_NEIGH_ANYCAST_DELAY=10,
593         NET_NEIGH_PROXY_DELAY=11,
594         NET_NEIGH_LOCKTIME=12,
595         NET_NEIGH_GC_INTERVAL=13,
596         NET_NEIGH_GC_THRESH1=14,
597         NET_NEIGH_GC_THRESH2=15,
598         NET_NEIGH_GC_THRESH3=16,
599         NET_NEIGH_RETRANS_TIME_MS=17,
600         NET_NEIGH_REACHABLE_TIME_MS=18,
601 };
602
603 /* /proc/sys/net/dccp */
604 enum {
605         NET_DCCP_DEFAULT=1,
606 };
607
608 /* /proc/sys/net/ipx */
609 enum {
610         NET_IPX_PPROP_BROADCASTING=1,
611         NET_IPX_FORWARDING=2
612 };
613
614 /* /proc/sys/net/llc */
615 enum {
616         NET_LLC2=1,
617         NET_LLC_STATION=2,
618 };
619
620 /* /proc/sys/net/llc/llc2 */
621 enum {
622         NET_LLC2_TIMEOUT=1,
623 };
624
625 /* /proc/sys/net/llc/station */
626 enum {
627         NET_LLC_STATION_ACK_TIMEOUT=1,
628 };
629
630 /* /proc/sys/net/llc/llc2/timeout */
631 enum {
632         NET_LLC2_ACK_TIMEOUT=1,
633         NET_LLC2_P_TIMEOUT=2,
634         NET_LLC2_REJ_TIMEOUT=3,
635         NET_LLC2_BUSY_TIMEOUT=4,
636 };
637
638 /* /proc/sys/net/appletalk */
639 enum {
640         NET_ATALK_AARP_EXPIRY_TIME=1,
641         NET_ATALK_AARP_TICK_TIME=2,
642         NET_ATALK_AARP_RETRANSMIT_LIMIT=3,
643         NET_ATALK_AARP_RESOLVE_TIME=4
644 };
645
646
647 /* /proc/sys/net/netrom */
648 enum {
649         NET_NETROM_DEFAULT_PATH_QUALITY=1,
650         NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2,
651         NET_NETROM_NETWORK_TTL_INITIALISER=3,
652         NET_NETROM_TRANSPORT_TIMEOUT=4,
653         NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5,
654         NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6,
655         NET_NETROM_TRANSPORT_BUSY_DELAY=7,
656         NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8,
657         NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9,
658         NET_NETROM_ROUTING_CONTROL=10,
659         NET_NETROM_LINK_FAILS_COUNT=11,
660         NET_NETROM_RESET=12
661 };
662
663 /* /proc/sys/net/ax25 */
664 enum {
665         NET_AX25_IP_DEFAULT_MODE=1,
666         NET_AX25_DEFAULT_MODE=2,
667         NET_AX25_BACKOFF_TYPE=3,
668         NET_AX25_CONNECT_MODE=4,
669         NET_AX25_STANDARD_WINDOW=5,
670         NET_AX25_EXTENDED_WINDOW=6,
671         NET_AX25_T1_TIMEOUT=7,
672         NET_AX25_T2_TIMEOUT=8,
673         NET_AX25_T3_TIMEOUT=9,
674         NET_AX25_IDLE_TIMEOUT=10,
675         NET_AX25_N2=11,
676         NET_AX25_PACLEN=12,
677         NET_AX25_PROTOCOL=13,
678         NET_AX25_DAMA_SLAVE_TIMEOUT=14
679 };
680
681 /* /proc/sys/net/rose */
682 enum {
683         NET_ROSE_RESTART_REQUEST_TIMEOUT=1,
684         NET_ROSE_CALL_REQUEST_TIMEOUT=2,
685         NET_ROSE_RESET_REQUEST_TIMEOUT=3,
686         NET_ROSE_CLEAR_REQUEST_TIMEOUT=4,
687         NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5,
688         NET_ROSE_ROUTING_CONTROL=6,
689         NET_ROSE_LINK_FAIL_TIMEOUT=7,
690         NET_ROSE_MAX_VCS=8,
691         NET_ROSE_WINDOW_SIZE=9,
692         NET_ROSE_NO_ACTIVITY_TIMEOUT=10
693 };
694
695 /* /proc/sys/net/x25 */
696 enum {
697         NET_X25_RESTART_REQUEST_TIMEOUT=1,
698         NET_X25_CALL_REQUEST_TIMEOUT=2,
699         NET_X25_RESET_REQUEST_TIMEOUT=3,
700         NET_X25_CLEAR_REQUEST_TIMEOUT=4,
701         NET_X25_ACK_HOLD_BACK_TIMEOUT=5,
702         NET_X25_FORWARD=6
703 };
704
705 /* /proc/sys/net/token-ring */
706 enum
707 {
708         NET_TR_RIF_TIMEOUT=1
709 };
710
711 /* /proc/sys/net/decnet/ */
712 enum {
713         NET_DECNET_NODE_TYPE = 1,
714         NET_DECNET_NODE_ADDRESS = 2,
715         NET_DECNET_NODE_NAME = 3,
716         NET_DECNET_DEFAULT_DEVICE = 4,
717         NET_DECNET_TIME_WAIT = 5,
718         NET_DECNET_DN_COUNT = 6,
719         NET_DECNET_DI_COUNT = 7,
720         NET_DECNET_DR_COUNT = 8,
721         NET_DECNET_DST_GC_INTERVAL = 9,
722         NET_DECNET_CONF = 10,
723         NET_DECNET_NO_FC_MAX_CWND = 11,
724         NET_DECNET_MEM = 12,
725         NET_DECNET_RMEM = 13,
726         NET_DECNET_WMEM = 14,
727         NET_DECNET_DEBUG_LEVEL = 255
728 };
729
730 /* /proc/sys/net/decnet/conf/<dev> */
731 enum {
732         NET_DECNET_CONF_LOOPBACK = -2,
733         NET_DECNET_CONF_DDCMP = -3,
734         NET_DECNET_CONF_PPP = -4,
735         NET_DECNET_CONF_X25 = -5,
736         NET_DECNET_CONF_GRE = -6,
737         NET_DECNET_CONF_ETHER = -7
738
739         /* ... and ifindex of devices */
740 };
741
742 /* /proc/sys/net/decnet/conf/<dev>/ */
743 enum {
744         NET_DECNET_CONF_DEV_PRIORITY = 1,
745         NET_DECNET_CONF_DEV_T1 = 2,
746         NET_DECNET_CONF_DEV_T2 = 3,
747         NET_DECNET_CONF_DEV_T3 = 4,
748         NET_DECNET_CONF_DEV_FORWARDING = 5,
749         NET_DECNET_CONF_DEV_BLKSIZE = 6,
750         NET_DECNET_CONF_DEV_STATE = 7
751 };
752
753 /* /proc/sys/net/sctp */
754 enum {
755         NET_SCTP_RTO_INITIAL = 1,
756         NET_SCTP_RTO_MIN     = 2,
757         NET_SCTP_RTO_MAX     = 3,
758         NET_SCTP_RTO_ALPHA   = 4,
759         NET_SCTP_RTO_BETA    = 5,
760         NET_SCTP_VALID_COOKIE_LIFE       =  6,
761         NET_SCTP_ASSOCIATION_MAX_RETRANS =  7,
762         NET_SCTP_PATH_MAX_RETRANS        =  8,
763         NET_SCTP_MAX_INIT_RETRANSMITS    =  9,
764         NET_SCTP_HB_INTERVAL             = 10,
765         NET_SCTP_PRESERVE_ENABLE         = 11,
766         NET_SCTP_MAX_BURST               = 12,
767         NET_SCTP_ADDIP_ENABLE            = 13,
768         NET_SCTP_PRSCTP_ENABLE           = 14,
769         NET_SCTP_SNDBUF_POLICY           = 15,
770         NET_SCTP_SACK_TIMEOUT            = 16,
771         NET_SCTP_RCVBUF_POLICY           = 17,
772 };
773
774 /* /proc/sys/net/bridge */
775 enum {
776         NET_BRIDGE_NF_CALL_ARPTABLES = 1,
777         NET_BRIDGE_NF_CALL_IPTABLES = 2,
778         NET_BRIDGE_NF_CALL_IP6TABLES = 3,
779         NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4,
780         NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5,
781 };
782
783 /* proc/sys/net/irda */
784 enum {
785         NET_IRDA_DISCOVERY=1,
786         NET_IRDA_DEVNAME=2,
787         NET_IRDA_DEBUG=3,
788         NET_IRDA_FAST_POLL=4,
789         NET_IRDA_DISCOVERY_SLOTS=5,
790         NET_IRDA_DISCOVERY_TIMEOUT=6,
791         NET_IRDA_SLOT_TIMEOUT=7,
792         NET_IRDA_MAX_BAUD_RATE=8,
793         NET_IRDA_MIN_TX_TURN_TIME=9,
794         NET_IRDA_MAX_TX_DATA_SIZE=10,
795         NET_IRDA_MAX_TX_WINDOW=11,
796         NET_IRDA_MAX_NOREPLY_TIME=12,
797         NET_IRDA_WARN_NOREPLY_TIME=13,
798         NET_IRDA_LAP_KEEPALIVE_TIME=14,
799 };
800
801
802 /* CTL_FS names: */
803 enum
804 {
805         FS_NRINODE=1,   /* int:current number of allocated inodes */
806         FS_STATINODE=2,
807         FS_MAXINODE=3,  /* int:maximum number of inodes that can be allocated */
808         FS_NRDQUOT=4,   /* int:current number of allocated dquots */
809         FS_MAXDQUOT=5,  /* int:maximum number of dquots that can be allocated */
810         FS_NRFILE=6,    /* int:current number of allocated filedescriptors */
811         FS_MAXFILE=7,   /* int:maximum number of filedescriptors that can be allocated */
812         FS_DENTRY=8,
813         FS_NRSUPER=9,   /* int:current number of allocated super_blocks */
814         FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */
815         FS_OVERFLOWUID=11,      /* int: overflow UID */
816         FS_OVERFLOWGID=12,      /* int: overflow GID */
817         FS_LEASES=13,   /* int: leases enabled */
818         FS_DIR_NOTIFY=14,       /* int: directory notification enabled */
819         FS_LEASE_TIME=15,       /* int: maximum time to wait for a lease break */
820         FS_DQSTATS=16,  /* disc quota usage statistics and control */
821         FS_XFS=17,      /* struct: control xfs parameters */
822         FS_AIO_NR=18,   /* current system-wide number of aio requests */
823         FS_AIO_MAX_NR=19,       /* system-wide maximum number of aio requests */
824         FS_INOTIFY=20,  /* inotify submenu */
825         FS_OCFS2=988,   /* ocfs2 */
826 };
827
828 /* /proc/sys/fs/quota/ */
829 enum {
830         FS_DQ_LOOKUPS = 1,
831         FS_DQ_DROPS = 2,
832         FS_DQ_READS = 3,
833         FS_DQ_WRITES = 4,
834         FS_DQ_CACHE_HITS = 5,
835         FS_DQ_ALLOCATED = 6,
836         FS_DQ_FREE = 7,
837         FS_DQ_SYNCS = 8,
838         FS_DQ_WARNINGS = 9,
839 };
840
841 /* CTL_DEBUG names: */
842
843 /* CTL_DEV names: */
844 enum {
845         DEV_CDROM=1,
846         DEV_HWMON=2,
847         DEV_PARPORT=3,
848         DEV_RAID=4,
849         DEV_MAC_HID=5,
850         DEV_SCSI=6,
851         DEV_IPMI=7,
852 };
853
854 /* /proc/sys/dev/cdrom */
855 enum {
856         DEV_CDROM_INFO=1,
857         DEV_CDROM_AUTOCLOSE=2,
858         DEV_CDROM_AUTOEJECT=3,
859         DEV_CDROM_DEBUG=4,
860         DEV_CDROM_LOCK=5,
861         DEV_CDROM_CHECK_MEDIA=6
862 };
863
864 /* /proc/sys/dev/parport */
865 enum {
866         DEV_PARPORT_DEFAULT=-3
867 };
868
869 /* /proc/sys/dev/raid */
870 enum {
871         DEV_RAID_SPEED_LIMIT_MIN=1,
872         DEV_RAID_SPEED_LIMIT_MAX=2
873 };
874
875 /* /proc/sys/dev/parport/default */
876 enum {
877         DEV_PARPORT_DEFAULT_TIMESLICE=1,
878         DEV_PARPORT_DEFAULT_SPINTIME=2
879 };
880
881 /* /proc/sys/dev/parport/parport n */
882 enum {
883         DEV_PARPORT_SPINTIME=1,
884         DEV_PARPORT_BASE_ADDR=2,
885         DEV_PARPORT_IRQ=3,
886         DEV_PARPORT_DMA=4,
887         DEV_PARPORT_MODES=5,
888         DEV_PARPORT_DEVICES=6,
889         DEV_PARPORT_AUTOPROBE=16
890 };
891
892 /* /proc/sys/dev/parport/parport n/devices/ */
893 enum {
894         DEV_PARPORT_DEVICES_ACTIVE=-3,
895 };
896
897 /* /proc/sys/dev/parport/parport n/devices/device n */
898 enum {
899         DEV_PARPORT_DEVICE_TIMESLICE=1,
900 };
901
902 /* /proc/sys/dev/mac_hid */
903 enum {
904         DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1,
905         DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2,
906         DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3,
907         DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4,
908         DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5,
909         DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6
910 };
911
912 /* /proc/sys/dev/scsi */
913 enum {
914         DEV_SCSI_LOGGING_LEVEL=1,
915 };
916
917 /* /proc/sys/dev/ipmi */
918 enum {
919         DEV_IPMI_POWEROFF_POWERCYCLE=1,
920 };
921
922 /* /proc/sys/abi */
923 enum
924 {
925         ABI_DEFHANDLER_COFF=1,  /* default handler for coff binaries */
926         ABI_DEFHANDLER_ELF=2,   /* default handler for ELF binaries */
927         ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */
928         ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */
929         ABI_TRACE=5,            /* tracing flags */
930         ABI_FAKE_UTSNAME=6,     /* fake target utsname information */
931 };
932
933
934 #endif /* _UAPI_LINUX_SYSCTL_H */