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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
afa588b2 EB |
2 | #include <linux/stat.h> |
3 | #include <linux/sysctl.h> | |
c59d87c4 | 4 | #include "../fs/xfs/xfs_sysctl.h" |
afa588b2 EB |
5 | #include <linux/sunrpc/debug.h> |
6 | #include <linux/string.h> | |
afa588b2 EB |
7 | #include <linux/syscalls.h> |
8 | #include <linux/namei.h> | |
9 | #include <linux/mount.h> | |
10 | #include <linux/fs.h> | |
11 | #include <linux/nsproxy.h> | |
12 | #include <linux/pid_namespace.h> | |
13 | #include <linux/file.h> | |
14 | #include <linux/ctype.h> | |
63395b65 | 15 | #include <linux/netdevice.h> |
69e4469a | 16 | #include <linux/kernel.h> |
ede9c277 | 17 | #include <linux/uuid.h> |
5a0e3ad6 | 18 | #include <linux/slab.h> |
c5ddd202 | 19 | #include <linux/compat.h> |
afa588b2 | 20 | |
afa588b2 EB |
21 | #ifdef CONFIG_SYSCTL_SYSCALL |
22 | ||
26a7034b EB |
23 | struct bin_table; |
24 | typedef ssize_t bin_convert_t(struct file *file, | |
25 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen); | |
26 | ||
27 | static bin_convert_t bin_dir; | |
28 | static bin_convert_t bin_string; | |
29 | static bin_convert_t bin_intvec; | |
30 | static bin_convert_t bin_ulongvec; | |
31 | static bin_convert_t bin_uuid; | |
32 | static bin_convert_t bin_dn_node_address; | |
33 | ||
34 | #define CTL_DIR bin_dir | |
35 | #define CTL_STR bin_string | |
36 | #define CTL_INT bin_intvec | |
37 | #define CTL_ULONG bin_ulongvec | |
38 | #define CTL_UUID bin_uuid | |
39 | #define CTL_DNADR bin_dn_node_address | |
40 | ||
41 | #define BUFSZ 256 | |
42 | ||
43 | struct bin_table { | |
44 | bin_convert_t *convert; | |
45 | int ctl_name; | |
46 | const char *procname; | |
47 | const struct bin_table *child; | |
48 | }; | |
49 | ||
50 | static const struct bin_table bin_random_table[] = { | |
51 | { CTL_INT, RANDOM_POOLSIZE, "poolsize" }, | |
52 | { CTL_INT, RANDOM_ENTROPY_COUNT, "entropy_avail" }, | |
53 | { CTL_INT, RANDOM_READ_THRESH, "read_wakeup_threshold" }, | |
54 | { CTL_INT, RANDOM_WRITE_THRESH, "write_wakeup_threshold" }, | |
55 | { CTL_UUID, RANDOM_BOOT_ID, "boot_id" }, | |
56 | { CTL_UUID, RANDOM_UUID, "uuid" }, | |
57 | {} | |
58 | }; | |
59 | ||
60 | static const struct bin_table bin_pty_table[] = { | |
61 | { CTL_INT, PTY_MAX, "max" }, | |
62 | { CTL_INT, PTY_NR, "nr" }, | |
63 | {} | |
64 | }; | |
65 | ||
66 | static const struct bin_table bin_kern_table[] = { | |
67 | { CTL_STR, KERN_OSTYPE, "ostype" }, | |
68 | { CTL_STR, KERN_OSRELEASE, "osrelease" }, | |
69 | /* KERN_OSREV not used */ | |
70 | { CTL_STR, KERN_VERSION, "version" }, | |
71 | /* KERN_SECUREMASK not used */ | |
72 | /* KERN_PROF not used */ | |
73 | { CTL_STR, KERN_NODENAME, "hostname" }, | |
74 | { CTL_STR, KERN_DOMAINNAME, "domainname" }, | |
75 | ||
76 | { CTL_INT, KERN_PANIC, "panic" }, | |
77 | { CTL_INT, KERN_REALROOTDEV, "real-root-dev" }, | |
78 | ||
79 | { CTL_STR, KERN_SPARC_REBOOT, "reboot-cmd" }, | |
80 | { CTL_INT, KERN_CTLALTDEL, "ctrl-alt-del" }, | |
81 | { CTL_INT, KERN_PRINTK, "printk" }, | |
82 | ||
83 | /* KERN_NAMETRANS not used */ | |
84 | /* KERN_PPC_HTABRECLAIM not used */ | |
85 | /* KERN_PPC_ZEROPAGED not used */ | |
86 | { CTL_INT, KERN_PPC_POWERSAVE_NAP, "powersave-nap" }, | |
87 | ||
88 | { CTL_STR, KERN_MODPROBE, "modprobe" }, | |
89 | { CTL_INT, KERN_SG_BIG_BUFF, "sg-big-buff" }, | |
90 | { CTL_INT, KERN_ACCT, "acct" }, | |
91 | /* KERN_PPC_L2CR "l2cr" no longer used */ | |
92 | ||
93 | /* KERN_RTSIGNR not used */ | |
94 | /* KERN_RTSIGMAX not used */ | |
95 | ||
96 | { CTL_ULONG, KERN_SHMMAX, "shmmax" }, | |
97 | { CTL_INT, KERN_MSGMAX, "msgmax" }, | |
98 | { CTL_INT, KERN_MSGMNB, "msgmnb" }, | |
99 | /* KERN_MSGPOOL not used*/ | |
100 | { CTL_INT, KERN_SYSRQ, "sysrq" }, | |
101 | { CTL_INT, KERN_MAX_THREADS, "threads-max" }, | |
102 | { CTL_DIR, KERN_RANDOM, "random", bin_random_table }, | |
103 | { CTL_ULONG, KERN_SHMALL, "shmall" }, | |
104 | { CTL_INT, KERN_MSGMNI, "msgmni" }, | |
105 | { CTL_INT, KERN_SEM, "sem" }, | |
106 | { CTL_INT, KERN_SPARC_STOP_A, "stop-a" }, | |
107 | { CTL_INT, KERN_SHMMNI, "shmmni" }, | |
108 | ||
109 | { CTL_INT, KERN_OVERFLOWUID, "overflowuid" }, | |
110 | { CTL_INT, KERN_OVERFLOWGID, "overflowgid" }, | |
111 | ||
112 | { CTL_STR, KERN_HOTPLUG, "hotplug", }, | |
113 | { CTL_INT, KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" }, | |
114 | ||
115 | { CTL_INT, KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" }, | |
116 | { CTL_INT, KERN_CORE_USES_PID, "core_uses_pid" }, | |
117 | /* KERN_TAINTED "tainted" no longer used */ | |
118 | { CTL_INT, KERN_CADPID, "cad_pid" }, | |
119 | { CTL_INT, KERN_PIDMAX, "pid_max" }, | |
120 | { CTL_STR, KERN_CORE_PATTERN, "core_pattern" }, | |
121 | { CTL_INT, KERN_PANIC_ON_OOPS, "panic_on_oops" }, | |
122 | { CTL_INT, KERN_HPPA_PWRSW, "soft-power" }, | |
123 | { CTL_INT, KERN_HPPA_UNALIGNED, "unaligned-trap" }, | |
124 | ||
125 | { CTL_INT, KERN_PRINTK_RATELIMIT, "printk_ratelimit" }, | |
126 | { CTL_INT, KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" }, | |
127 | ||
128 | { CTL_DIR, KERN_PTY, "pty", bin_pty_table }, | |
129 | { CTL_INT, KERN_NGROUPS_MAX, "ngroups_max" }, | |
130 | { CTL_INT, KERN_SPARC_SCONS_PWROFF, "scons-poweroff" }, | |
131 | /* KERN_HZ_TIMER "hz_timer" no longer used */ | |
132 | { CTL_INT, KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" }, | |
133 | { CTL_INT, KERN_BOOTLOADER_TYPE, "bootloader_type" }, | |
134 | { CTL_INT, KERN_RANDOMIZE, "randomize_va_space" }, | |
135 | ||
136 | { CTL_INT, KERN_SPIN_RETRY, "spin_retry" }, | |
137 | /* KERN_ACPI_VIDEO_FLAGS "acpi_video_flags" no longer used */ | |
138 | { CTL_INT, KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" }, | |
139 | { CTL_INT, KERN_COMPAT_LOG, "compat-log" }, | |
140 | { CTL_INT, KERN_MAX_LOCK_DEPTH, "max_lock_depth" }, | |
26a7034b | 141 | { CTL_INT, KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" }, |
9e3961a0 | 142 | { CTL_INT, KERN_PANIC_ON_WARN, "panic_on_warn" }, |
26a7034b EB |
143 | {} |
144 | }; | |
145 | ||
146 | static const struct bin_table bin_vm_table[] = { | |
147 | { CTL_INT, VM_OVERCOMMIT_MEMORY, "overcommit_memory" }, | |
148 | { CTL_INT, VM_PAGE_CLUSTER, "page-cluster" }, | |
149 | { CTL_INT, VM_DIRTY_BACKGROUND, "dirty_background_ratio" }, | |
150 | { CTL_INT, VM_DIRTY_RATIO, "dirty_ratio" }, | |
151 | /* VM_DIRTY_WB_CS "dirty_writeback_centisecs" no longer used */ | |
152 | /* VM_DIRTY_EXPIRE_CS "dirty_expire_centisecs" no longer used */ | |
3965c9ae | 153 | /* VM_NR_PDFLUSH_THREADS "nr_pdflush_threads" no longer used */ |
26a7034b EB |
154 | { CTL_INT, VM_OVERCOMMIT_RATIO, "overcommit_ratio" }, |
155 | /* VM_PAGEBUF unused */ | |
156 | /* VM_HUGETLB_PAGES "nr_hugepages" no longer used */ | |
157 | { CTL_INT, VM_SWAPPINESS, "swappiness" }, | |
158 | { CTL_INT, VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" }, | |
159 | { CTL_INT, VM_MIN_FREE_KBYTES, "min_free_kbytes" }, | |
160 | { CTL_INT, VM_MAX_MAP_COUNT, "max_map_count" }, | |
161 | { CTL_INT, VM_LAPTOP_MODE, "laptop_mode" }, | |
162 | { CTL_INT, VM_BLOCK_DUMP, "block_dump" }, | |
163 | { CTL_INT, VM_HUGETLB_GROUP, "hugetlb_shm_group" }, | |
164 | { CTL_INT, VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" }, | |
165 | { CTL_INT, VM_LEGACY_VA_LAYOUT, "legacy_va_layout" }, | |
166 | /* VM_SWAP_TOKEN_TIMEOUT unused */ | |
167 | { CTL_INT, VM_DROP_PAGECACHE, "drop_caches" }, | |
168 | { CTL_INT, VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" }, | |
169 | { CTL_INT, VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" }, | |
170 | { CTL_INT, VM_MIN_UNMAPPED, "min_unmapped_ratio" }, | |
171 | { CTL_INT, VM_PANIC_ON_OOM, "panic_on_oom" }, | |
172 | { CTL_INT, VM_VDSO_ENABLED, "vdso_enabled" }, | |
173 | { CTL_INT, VM_MIN_SLAB, "min_slab_ratio" }, | |
174 | ||
175 | {} | |
176 | }; | |
177 | ||
178 | static const struct bin_table bin_net_core_table[] = { | |
179 | { CTL_INT, NET_CORE_WMEM_MAX, "wmem_max" }, | |
180 | { CTL_INT, NET_CORE_RMEM_MAX, "rmem_max" }, | |
181 | { CTL_INT, NET_CORE_WMEM_DEFAULT, "wmem_default" }, | |
182 | { CTL_INT, NET_CORE_RMEM_DEFAULT, "rmem_default" }, | |
183 | /* NET_CORE_DESTROY_DELAY unused */ | |
184 | { CTL_INT, NET_CORE_MAX_BACKLOG, "netdev_max_backlog" }, | |
185 | /* NET_CORE_FASTROUTE unused */ | |
186 | { CTL_INT, NET_CORE_MSG_COST, "message_cost" }, | |
187 | { CTL_INT, NET_CORE_MSG_BURST, "message_burst" }, | |
188 | { CTL_INT, NET_CORE_OPTMEM_MAX, "optmem_max" }, | |
189 | /* NET_CORE_HOT_LIST_LENGTH unused */ | |
190 | /* NET_CORE_DIVERT_VERSION unused */ | |
191 | /* NET_CORE_NO_CONG_THRESH unused */ | |
192 | /* NET_CORE_NO_CONG unused */ | |
193 | /* NET_CORE_LO_CONG unused */ | |
194 | /* NET_CORE_MOD_CONG unused */ | |
195 | { CTL_INT, NET_CORE_DEV_WEIGHT, "dev_weight" }, | |
196 | { CTL_INT, NET_CORE_SOMAXCONN, "somaxconn" }, | |
197 | { CTL_INT, NET_CORE_BUDGET, "netdev_budget" }, | |
198 | { CTL_INT, NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" }, | |
199 | { CTL_INT, NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" }, | |
200 | { CTL_INT, NET_CORE_WARNINGS, "warnings" }, | |
201 | {}, | |
202 | }; | |
203 | ||
204 | static const struct bin_table bin_net_unix_table[] = { | |
205 | /* NET_UNIX_DESTROY_DELAY unused */ | |
206 | /* NET_UNIX_DELETE_DELAY unused */ | |
207 | { CTL_INT, NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" }, | |
208 | {} | |
209 | }; | |
210 | ||
211 | static const struct bin_table bin_net_ipv4_route_table[] = { | |
212 | { CTL_INT, NET_IPV4_ROUTE_FLUSH, "flush" }, | |
213 | /* NET_IPV4_ROUTE_MIN_DELAY "min_delay" no longer used */ | |
214 | /* NET_IPV4_ROUTE_MAX_DELAY "max_delay" no longer used */ | |
215 | { CTL_INT, NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" }, | |
216 | { CTL_INT, NET_IPV4_ROUTE_MAX_SIZE, "max_size" }, | |
217 | { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" }, | |
218 | { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" }, | |
219 | { CTL_INT, NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" }, | |
349d2895 | 220 | /* NET_IPV4_ROUTE_GC_INTERVAL "gc_interval" no longer used */ |
26a7034b EB |
221 | { CTL_INT, NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" }, |
222 | { CTL_INT, NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" }, | |
223 | { CTL_INT, NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" }, | |
224 | { CTL_INT, NET_IPV4_ROUTE_ERROR_COST, "error_cost" }, | |
225 | { CTL_INT, NET_IPV4_ROUTE_ERROR_BURST, "error_burst" }, | |
226 | { CTL_INT, NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" }, | |
227 | { CTL_INT, NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" }, | |
228 | { CTL_INT, NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" }, | |
229 | { CTL_INT, NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" }, | |
26a7034b EB |
230 | {} |
231 | }; | |
232 | ||
233 | static const struct bin_table bin_net_ipv4_conf_vars_table[] = { | |
234 | { CTL_INT, NET_IPV4_CONF_FORWARDING, "forwarding" }, | |
235 | { CTL_INT, NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" }, | |
236 | ||
237 | { CTL_INT, NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" }, | |
238 | { CTL_INT, NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" }, | |
239 | { CTL_INT, NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" }, | |
240 | { CTL_INT, NET_IPV4_CONF_SHARED_MEDIA, "shared_media" }, | |
241 | { CTL_INT, NET_IPV4_CONF_RP_FILTER, "rp_filter" }, | |
242 | { CTL_INT, NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" }, | |
243 | { CTL_INT, NET_IPV4_CONF_PROXY_ARP, "proxy_arp" }, | |
244 | { CTL_INT, NET_IPV4_CONF_MEDIUM_ID, "medium_id" }, | |
245 | { CTL_INT, NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" }, | |
246 | { CTL_INT, NET_IPV4_CONF_LOG_MARTIANS, "log_martians" }, | |
247 | { CTL_INT, NET_IPV4_CONF_TAG, "tag" }, | |
248 | { CTL_INT, NET_IPV4_CONF_ARPFILTER, "arp_filter" }, | |
249 | { CTL_INT, NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" }, | |
250 | { CTL_INT, NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" }, | |
251 | { CTL_INT, NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" }, | |
252 | { CTL_INT, NET_IPV4_CONF_ARP_NOTIFY, "arp_notify" }, | |
253 | ||
254 | { CTL_INT, NET_IPV4_CONF_NOXFRM, "disable_xfrm" }, | |
255 | { CTL_INT, NET_IPV4_CONF_NOPOLICY, "disable_policy" }, | |
256 | { CTL_INT, NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" }, | |
257 | { CTL_INT, NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" }, | |
258 | {} | |
259 | }; | |
260 | ||
261 | static const struct bin_table bin_net_ipv4_conf_table[] = { | |
262 | { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv4_conf_vars_table }, | |
263 | { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv4_conf_vars_table }, | |
264 | { CTL_DIR, 0, NULL, bin_net_ipv4_conf_vars_table }, | |
265 | {} | |
266 | }; | |
267 | ||
268 | static const struct bin_table bin_net_neigh_vars_table[] = { | |
269 | { CTL_INT, NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" }, | |
270 | { CTL_INT, NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" }, | |
271 | { CTL_INT, NET_NEIGH_APP_SOLICIT, "app_solicit" }, | |
272 | /* NET_NEIGH_RETRANS_TIME "retrans_time" no longer used */ | |
273 | { CTL_INT, NET_NEIGH_REACHABLE_TIME, "base_reachable_time" }, | |
274 | { CTL_INT, NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" }, | |
275 | { CTL_INT, NET_NEIGH_GC_STALE_TIME, "gc_stale_time" }, | |
276 | { CTL_INT, NET_NEIGH_UNRES_QLEN, "unres_qlen" }, | |
277 | { CTL_INT, NET_NEIGH_PROXY_QLEN, "proxy_qlen" }, | |
278 | /* NET_NEIGH_ANYCAST_DELAY "anycast_delay" no longer used */ | |
279 | /* NET_NEIGH_PROXY_DELAY "proxy_delay" no longer used */ | |
280 | /* NET_NEIGH_LOCKTIME "locktime" no longer used */ | |
281 | { CTL_INT, NET_NEIGH_GC_INTERVAL, "gc_interval" }, | |
282 | { CTL_INT, NET_NEIGH_GC_THRESH1, "gc_thresh1" }, | |
283 | { CTL_INT, NET_NEIGH_GC_THRESH2, "gc_thresh2" }, | |
284 | { CTL_INT, NET_NEIGH_GC_THRESH3, "gc_thresh3" }, | |
285 | { CTL_INT, NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" }, | |
286 | { CTL_INT, NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" }, | |
287 | {} | |
288 | }; | |
289 | ||
290 | static const struct bin_table bin_net_neigh_table[] = { | |
291 | { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_neigh_vars_table }, | |
292 | { CTL_DIR, 0, NULL, bin_net_neigh_vars_table }, | |
293 | {} | |
294 | }; | |
295 | ||
296 | static const struct bin_table bin_net_ipv4_netfilter_table[] = { | |
297 | { CTL_INT, NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" }, | |
298 | ||
299 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "ip_conntrack_tcp_timeout_syn_sent" no longer used */ | |
300 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "ip_conntrack_tcp_timeout_syn_recv" no longer used */ | |
301 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "ip_conntrack_tcp_timeout_established" no longer used */ | |
302 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "ip_conntrack_tcp_timeout_fin_wait" no longer used */ | |
303 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "ip_conntrack_tcp_timeout_close_wait" no longer used */ | |
304 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "ip_conntrack_tcp_timeout_last_ack" no longer used */ | |
305 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "ip_conntrack_tcp_timeout_time_wait" no longer used */ | |
306 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "ip_conntrack_tcp_timeout_close" no longer used */ | |
307 | ||
308 | /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT "ip_conntrack_udp_timeout" no longer used */ | |
309 | /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM "ip_conntrack_udp_timeout_stream" no longer used */ | |
310 | /* NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT "ip_conntrack_icmp_timeout" no longer used */ | |
311 | /* NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT "ip_conntrack_generic_timeout" no longer used */ | |
312 | ||
313 | { CTL_INT, NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" }, | |
314 | { CTL_INT, NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" }, | |
315 | /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "ip_conntrack_tcp_timeout_max_retrans" no longer used */ | |
316 | { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" }, | |
317 | { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" }, | |
318 | { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" }, | |
319 | ||
320 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "ip_conntrack_sctp_timeout_closed" no longer used */ | |
321 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "ip_conntrack_sctp_timeout_cookie_wait" no longer used */ | |
322 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "ip_conntrack_sctp_timeout_cookie_echoed" no longer used */ | |
323 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "ip_conntrack_sctp_timeout_established" no longer used */ | |
324 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "ip_conntrack_sctp_timeout_shutdown_sent" no longer used */ | |
325 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "ip_conntrack_sctp_timeout_shutdown_recd" no longer used */ | |
326 | /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "ip_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */ | |
327 | ||
328 | { CTL_INT, NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" }, | |
329 | { CTL_INT, NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" }, | |
330 | {} | |
331 | }; | |
332 | ||
333 | static const struct bin_table bin_net_ipv4_table[] = { | |
334 | {CTL_INT, NET_IPV4_FORWARD, "ip_forward" }, | |
335 | ||
336 | { CTL_DIR, NET_IPV4_CONF, "conf", bin_net_ipv4_conf_table }, | |
337 | { CTL_DIR, NET_IPV4_NEIGH, "neigh", bin_net_neigh_table }, | |
338 | { CTL_DIR, NET_IPV4_ROUTE, "route", bin_net_ipv4_route_table }, | |
339 | /* NET_IPV4_FIB_HASH unused */ | |
340 | { CTL_DIR, NET_IPV4_NETFILTER, "netfilter", bin_net_ipv4_netfilter_table }, | |
341 | ||
342 | { CTL_INT, NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" }, | |
343 | { CTL_INT, NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" }, | |
344 | { CTL_INT, NET_IPV4_TCP_SACK, "tcp_sack" }, | |
345 | { CTL_INT, NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" }, | |
346 | { CTL_INT, NET_IPV4_DEFAULT_TTL, "ip_default_ttl" }, | |
347 | /* NET_IPV4_AUTOCONFIG unused */ | |
348 | { CTL_INT, NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" }, | |
349 | { CTL_INT, NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" }, | |
350 | { CTL_INT, NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" }, | |
351 | { CTL_INT, NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" }, | |
352 | { CTL_INT, NET_TCP_MAX_ORPHANS, "tcp_max_orphans" }, | |
353 | { CTL_INT, NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" }, | |
354 | { CTL_INT, NET_IPV4_DYNADDR, "ip_dynaddr" }, | |
355 | { CTL_INT, NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" }, | |
356 | { CTL_INT, NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" }, | |
357 | { CTL_INT, NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" }, | |
358 | { CTL_INT, NET_IPV4_TCP_RETRIES1, "tcp_retries1" }, | |
359 | { CTL_INT, NET_IPV4_TCP_RETRIES2, "tcp_retries2" }, | |
360 | { CTL_INT, NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" }, | |
361 | { CTL_INT, NET_TCP_SYNCOOKIES, "tcp_syncookies" }, | |
362 | { CTL_INT, NET_TCP_TW_RECYCLE, "tcp_tw_recycle" }, | |
363 | { CTL_INT, NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" }, | |
364 | { CTL_INT, NET_TCP_STDURG, "tcp_stdurg" }, | |
365 | { CTL_INT, NET_TCP_RFC1337, "tcp_rfc1337" }, | |
366 | { CTL_INT, NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" }, | |
367 | { CTL_INT, NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" }, | |
368 | { CTL_INT, NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" }, | |
369 | { CTL_INT, NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" }, | |
370 | { CTL_INT, NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" }, | |
371 | { CTL_INT, NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" }, | |
372 | { CTL_INT, NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" }, | |
373 | { CTL_INT, NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" }, | |
374 | { CTL_INT, NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" }, | |
375 | { CTL_INT, NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" }, | |
376 | { CTL_INT, NET_TCP_FACK, "tcp_fack" }, | |
377 | { CTL_INT, NET_TCP_REORDERING, "tcp_reordering" }, | |
378 | { CTL_INT, NET_TCP_ECN, "tcp_ecn" }, | |
379 | { CTL_INT, NET_TCP_DSACK, "tcp_dsack" }, | |
380 | { CTL_INT, NET_TCP_MEM, "tcp_mem" }, | |
381 | { CTL_INT, NET_TCP_WMEM, "tcp_wmem" }, | |
382 | { CTL_INT, NET_TCP_RMEM, "tcp_rmem" }, | |
383 | { CTL_INT, NET_TCP_APP_WIN, "tcp_app_win" }, | |
384 | { CTL_INT, NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" }, | |
385 | { CTL_INT, NET_TCP_TW_REUSE, "tcp_tw_reuse" }, | |
386 | { CTL_INT, NET_TCP_FRTO, "tcp_frto" }, | |
387 | { CTL_INT, NET_TCP_FRTO_RESPONSE, "tcp_frto_response" }, | |
388 | { CTL_INT, NET_TCP_LOW_LATENCY, "tcp_low_latency" }, | |
389 | { CTL_INT, NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" }, | |
390 | { CTL_INT, NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" }, | |
391 | { CTL_INT, NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" }, | |
392 | { CTL_STR, NET_TCP_CONG_CONTROL, "tcp_congestion_control" }, | |
26a7034b EB |
393 | { CTL_INT, NET_TCP_MTU_PROBING, "tcp_mtu_probing" }, |
394 | { CTL_INT, NET_TCP_BASE_MSS, "tcp_base_mss" }, | |
395 | { CTL_INT, NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" }, | |
26a7034b EB |
396 | { CTL_INT, NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" }, |
397 | { CTL_INT, NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" }, | |
398 | { CTL_INT, NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" }, | |
399 | { CTL_INT, NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" }, | |
400 | { CTL_INT, NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" }, | |
401 | /* NET_TCP_AVAIL_CONG_CONTROL "tcp_available_congestion_control" no longer used */ | |
402 | { CTL_STR, NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" }, | |
403 | { CTL_INT, NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" }, | |
404 | ||
405 | { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" }, | |
406 | { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" }, | |
407 | { CTL_INT, NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" }, | |
408 | { CTL_INT, NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" }, | |
409 | { CTL_INT, NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" }, | |
410 | { CTL_INT, NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" }, | |
411 | ||
412 | { CTL_INT, NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" }, | |
413 | { CTL_INT, NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" }, | |
414 | { CTL_INT, NET_IPV4_IPFRAG_TIME, "ipfrag_time" }, | |
415 | ||
416 | { CTL_INT, NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" }, | |
417 | /* NET_IPV4_IPFRAG_MAX_DIST "ipfrag_max_dist" no longer used */ | |
418 | ||
419 | { CTL_INT, 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" }, | |
420 | ||
421 | /* NET_TCP_DEFAULT_WIN_SCALE unused */ | |
422 | /* NET_TCP_BIC_BETA unused */ | |
423 | /* NET_IPV4_TCP_MAX_KA_PROBES unused */ | |
424 | /* NET_IPV4_IP_MASQ_DEBUG unused */ | |
425 | /* NET_TCP_SYN_TAILDROP unused */ | |
426 | /* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */ | |
427 | /* NET_IPV4_ICMP_DESTUNREACH_RATE unused */ | |
428 | /* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */ | |
429 | /* NET_IPV4_ICMP_PARAMPROB_RATE unused */ | |
430 | /* NET_IPV4_ICMP_ECHOREPLY_RATE unused */ | |
431 | /* NET_IPV4_ALWAYS_DEFRAG unused */ | |
432 | {} | |
433 | }; | |
434 | ||
435 | static const struct bin_table bin_net_ipx_table[] = { | |
436 | { CTL_INT, NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" }, | |
437 | /* NET_IPX_FORWARDING unused */ | |
438 | {} | |
439 | }; | |
440 | ||
441 | static const struct bin_table bin_net_atalk_table[] = { | |
442 | { CTL_INT, NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" }, | |
443 | { CTL_INT, NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" }, | |
444 | { CTL_INT, NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" }, | |
445 | { CTL_INT, NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" }, | |
446 | {}, | |
447 | }; | |
448 | ||
449 | static const struct bin_table bin_net_netrom_table[] = { | |
450 | { CTL_INT, NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" }, | |
451 | { CTL_INT, NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" }, | |
452 | { CTL_INT, NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" }, | |
453 | { CTL_INT, NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" }, | |
454 | { CTL_INT, NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" }, | |
455 | { CTL_INT, NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" }, | |
456 | { CTL_INT, NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" }, | |
457 | { CTL_INT, NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" }, | |
458 | { CTL_INT, NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" }, | |
459 | { CTL_INT, NET_NETROM_ROUTING_CONTROL, "routing_control" }, | |
460 | { CTL_INT, NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" }, | |
461 | { CTL_INT, NET_NETROM_RESET, "reset" }, | |
462 | {} | |
463 | }; | |
464 | ||
465 | static const struct bin_table bin_net_ax25_param_table[] = { | |
466 | { CTL_INT, NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" }, | |
467 | { CTL_INT, NET_AX25_DEFAULT_MODE, "ax25_default_mode" }, | |
468 | { CTL_INT, NET_AX25_BACKOFF_TYPE, "backoff_type" }, | |
469 | { CTL_INT, NET_AX25_CONNECT_MODE, "connect_mode" }, | |
470 | { CTL_INT, NET_AX25_STANDARD_WINDOW, "standard_window_size" }, | |
471 | { CTL_INT, NET_AX25_EXTENDED_WINDOW, "extended_window_size" }, | |
472 | { CTL_INT, NET_AX25_T1_TIMEOUT, "t1_timeout" }, | |
473 | { CTL_INT, NET_AX25_T2_TIMEOUT, "t2_timeout" }, | |
474 | { CTL_INT, NET_AX25_T3_TIMEOUT, "t3_timeout" }, | |
475 | { CTL_INT, NET_AX25_IDLE_TIMEOUT, "idle_timeout" }, | |
476 | { CTL_INT, NET_AX25_N2, "maximum_retry_count" }, | |
477 | { CTL_INT, NET_AX25_PACLEN, "maximum_packet_length" }, | |
478 | { CTL_INT, NET_AX25_PROTOCOL, "protocol" }, | |
479 | { CTL_INT, NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" }, | |
480 | {} | |
481 | }; | |
482 | ||
483 | static const struct bin_table bin_net_ax25_table[] = { | |
484 | { CTL_DIR, 0, NULL, bin_net_ax25_param_table }, | |
485 | {} | |
486 | }; | |
487 | ||
488 | static const struct bin_table bin_net_rose_table[] = { | |
489 | { CTL_INT, NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" }, | |
490 | { CTL_INT, NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" }, | |
491 | { CTL_INT, NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" }, | |
492 | { CTL_INT, NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" }, | |
493 | { CTL_INT, NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" }, | |
494 | { CTL_INT, NET_ROSE_ROUTING_CONTROL, "routing_control" }, | |
495 | { CTL_INT, NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" }, | |
496 | { CTL_INT, NET_ROSE_MAX_VCS, "maximum_virtual_circuits" }, | |
497 | { CTL_INT, NET_ROSE_WINDOW_SIZE, "window_size" }, | |
498 | { CTL_INT, NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" }, | |
499 | {} | |
500 | }; | |
501 | ||
502 | static const struct bin_table bin_net_ipv6_conf_var_table[] = { | |
503 | { CTL_INT, NET_IPV6_FORWARDING, "forwarding" }, | |
504 | { CTL_INT, NET_IPV6_HOP_LIMIT, "hop_limit" }, | |
505 | { CTL_INT, NET_IPV6_MTU, "mtu" }, | |
506 | { CTL_INT, NET_IPV6_ACCEPT_RA, "accept_ra" }, | |
507 | { CTL_INT, NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" }, | |
508 | { CTL_INT, NET_IPV6_AUTOCONF, "autoconf" }, | |
509 | { CTL_INT, NET_IPV6_DAD_TRANSMITS, "dad_transmits" }, | |
510 | { CTL_INT, NET_IPV6_RTR_SOLICITS, "router_solicitations" }, | |
511 | { CTL_INT, NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" }, | |
512 | { CTL_INT, NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" }, | |
513 | { CTL_INT, NET_IPV6_USE_TEMPADDR, "use_tempaddr" }, | |
514 | { CTL_INT, NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" }, | |
515 | { CTL_INT, NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" }, | |
516 | { CTL_INT, NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" }, | |
517 | { CTL_INT, NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" }, | |
518 | { CTL_INT, NET_IPV6_MAX_ADDRESSES, "max_addresses" }, | |
519 | { CTL_INT, NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" }, | |
520 | { CTL_INT, NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" }, | |
521 | { CTL_INT, NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" }, | |
522 | { CTL_INT, NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" }, | |
523 | { CTL_INT, NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" }, | |
524 | { CTL_INT, NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" }, | |
525 | { CTL_INT, NET_IPV6_PROXY_NDP, "proxy_ndp" }, | |
526 | { CTL_INT, NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" }, | |
d9333196 | 527 | { CTL_INT, NET_IPV6_ACCEPT_RA_FROM_LOCAL, "accept_ra_from_local" }, |
26a7034b EB |
528 | {} |
529 | }; | |
530 | ||
531 | static const struct bin_table bin_net_ipv6_conf_table[] = { | |
532 | { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv6_conf_var_table }, | |
533 | { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv6_conf_var_table }, | |
534 | { CTL_DIR, 0, NULL, bin_net_ipv6_conf_var_table }, | |
535 | {} | |
536 | }; | |
537 | ||
538 | static const struct bin_table bin_net_ipv6_route_table[] = { | |
539 | /* NET_IPV6_ROUTE_FLUSH "flush" no longer used */ | |
540 | { CTL_INT, NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" }, | |
541 | { CTL_INT, NET_IPV6_ROUTE_MAX_SIZE, "max_size" }, | |
542 | { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" }, | |
543 | { CTL_INT, NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" }, | |
544 | { CTL_INT, NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" }, | |
545 | { CTL_INT, NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" }, | |
546 | { CTL_INT, NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" }, | |
547 | { CTL_INT, NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" }, | |
548 | { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" }, | |
549 | {} | |
550 | }; | |
551 | ||
552 | static const struct bin_table bin_net_ipv6_icmp_table[] = { | |
553 | { CTL_INT, NET_IPV6_ICMP_RATELIMIT, "ratelimit" }, | |
554 | {} | |
555 | }; | |
556 | ||
557 | static const struct bin_table bin_net_ipv6_table[] = { | |
558 | { CTL_DIR, NET_IPV6_CONF, "conf", bin_net_ipv6_conf_table }, | |
559 | { CTL_DIR, NET_IPV6_NEIGH, "neigh", bin_net_neigh_table }, | |
560 | { CTL_DIR, NET_IPV6_ROUTE, "route", bin_net_ipv6_route_table }, | |
561 | { CTL_DIR, NET_IPV6_ICMP, "icmp", bin_net_ipv6_icmp_table }, | |
562 | { CTL_INT, NET_IPV6_BINDV6ONLY, "bindv6only" }, | |
563 | { CTL_INT, NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" }, | |
564 | { CTL_INT, NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" }, | |
565 | { CTL_INT, NET_IPV6_IP6FRAG_TIME, "ip6frag_time" }, | |
566 | { CTL_INT, NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" }, | |
567 | { CTL_INT, NET_IPV6_MLD_MAX_MSF, "mld_max_msf" }, | |
568 | { CTL_INT, 2088 /* IPQ_QMAX */, "ip6_queue_maxlen" }, | |
569 | {} | |
570 | }; | |
571 | ||
572 | static const struct bin_table bin_net_x25_table[] = { | |
573 | { CTL_INT, NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" }, | |
574 | { CTL_INT, NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" }, | |
575 | { CTL_INT, NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" }, | |
576 | { CTL_INT, NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" }, | |
577 | { CTL_INT, NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" }, | |
578 | { CTL_INT, NET_X25_FORWARD, "x25_forward" }, | |
579 | {} | |
580 | }; | |
581 | ||
582 | static const struct bin_table bin_net_tr_table[] = { | |
583 | { CTL_INT, NET_TR_RIF_TIMEOUT, "rif_timeout" }, | |
584 | {} | |
585 | }; | |
586 | ||
587 | ||
588 | static const struct bin_table bin_net_decnet_conf_vars[] = { | |
589 | { CTL_INT, NET_DECNET_CONF_DEV_FORWARDING, "forwarding" }, | |
590 | { CTL_INT, NET_DECNET_CONF_DEV_PRIORITY, "priority" }, | |
591 | { CTL_INT, NET_DECNET_CONF_DEV_T2, "t2" }, | |
592 | { CTL_INT, NET_DECNET_CONF_DEV_T3, "t3" }, | |
593 | {} | |
594 | }; | |
595 | ||
596 | static const struct bin_table bin_net_decnet_conf[] = { | |
597 | { CTL_DIR, NET_DECNET_CONF_ETHER, "ethernet", bin_net_decnet_conf_vars }, | |
598 | { CTL_DIR, NET_DECNET_CONF_GRE, "ipgre", bin_net_decnet_conf_vars }, | |
599 | { CTL_DIR, NET_DECNET_CONF_X25, "x25", bin_net_decnet_conf_vars }, | |
600 | { CTL_DIR, NET_DECNET_CONF_PPP, "ppp", bin_net_decnet_conf_vars }, | |
601 | { CTL_DIR, NET_DECNET_CONF_DDCMP, "ddcmp", bin_net_decnet_conf_vars }, | |
602 | { CTL_DIR, NET_DECNET_CONF_LOOPBACK, "loopback", bin_net_decnet_conf_vars }, | |
603 | { CTL_DIR, 0, NULL, bin_net_decnet_conf_vars }, | |
604 | {} | |
605 | }; | |
606 | ||
607 | static const struct bin_table bin_net_decnet_table[] = { | |
608 | { CTL_DIR, NET_DECNET_CONF, "conf", bin_net_decnet_conf }, | |
609 | { CTL_DNADR, NET_DECNET_NODE_ADDRESS, "node_address" }, | |
610 | { CTL_STR, NET_DECNET_NODE_NAME, "node_name" }, | |
611 | { CTL_STR, NET_DECNET_DEFAULT_DEVICE, "default_device" }, | |
612 | { CTL_INT, NET_DECNET_TIME_WAIT, "time_wait" }, | |
613 | { CTL_INT, NET_DECNET_DN_COUNT, "dn_count" }, | |
614 | { CTL_INT, NET_DECNET_DI_COUNT, "di_count" }, | |
615 | { CTL_INT, NET_DECNET_DR_COUNT, "dr_count" }, | |
616 | { CTL_INT, NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" }, | |
617 | { CTL_INT, NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" }, | |
618 | { CTL_INT, NET_DECNET_MEM, "decnet_mem" }, | |
619 | { CTL_INT, NET_DECNET_RMEM, "decnet_rmem" }, | |
620 | { CTL_INT, NET_DECNET_WMEM, "decnet_wmem" }, | |
621 | { CTL_INT, NET_DECNET_DEBUG_LEVEL, "debug" }, | |
622 | {} | |
623 | }; | |
624 | ||
625 | static const struct bin_table bin_net_sctp_table[] = { | |
626 | { CTL_INT, NET_SCTP_RTO_INITIAL, "rto_initial" }, | |
627 | { CTL_INT, NET_SCTP_RTO_MIN, "rto_min" }, | |
628 | { CTL_INT, NET_SCTP_RTO_MAX, "rto_max" }, | |
629 | { CTL_INT, NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" }, | |
630 | { CTL_INT, NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" }, | |
631 | { CTL_INT, NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" }, | |
632 | { CTL_INT, NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" }, | |
633 | { CTL_INT, NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" }, | |
634 | { CTL_INT, NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" }, | |
635 | { CTL_INT, NET_SCTP_HB_INTERVAL, "hb_interval" }, | |
636 | { CTL_INT, NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" }, | |
637 | { CTL_INT, NET_SCTP_MAX_BURST, "max_burst" }, | |
638 | { CTL_INT, NET_SCTP_ADDIP_ENABLE, "addip_enable" }, | |
639 | { CTL_INT, NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" }, | |
640 | { CTL_INT, NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" }, | |
641 | { CTL_INT, NET_SCTP_SACK_TIMEOUT, "sack_timeout" }, | |
642 | { CTL_INT, NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" }, | |
643 | {} | |
644 | }; | |
645 | ||
646 | static const struct bin_table bin_net_llc_llc2_timeout_table[] = { | |
647 | { CTL_INT, NET_LLC2_ACK_TIMEOUT, "ack" }, | |
648 | { CTL_INT, NET_LLC2_P_TIMEOUT, "p" }, | |
649 | { CTL_INT, NET_LLC2_REJ_TIMEOUT, "rej" }, | |
650 | { CTL_INT, NET_LLC2_BUSY_TIMEOUT, "busy" }, | |
651 | {} | |
652 | }; | |
653 | ||
654 | static const struct bin_table bin_net_llc_station_table[] = { | |
655 | { CTL_INT, NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" }, | |
656 | {} | |
657 | }; | |
658 | ||
659 | static const struct bin_table bin_net_llc_llc2_table[] = { | |
660 | { CTL_DIR, NET_LLC2, "timeout", bin_net_llc_llc2_timeout_table }, | |
661 | {} | |
662 | }; | |
663 | ||
664 | static const struct bin_table bin_net_llc_table[] = { | |
665 | { CTL_DIR, NET_LLC2, "llc2", bin_net_llc_llc2_table }, | |
666 | { CTL_DIR, NET_LLC_STATION, "station", bin_net_llc_station_table }, | |
667 | {} | |
668 | }; | |
669 | ||
670 | static const struct bin_table bin_net_netfilter_table[] = { | |
671 | { CTL_INT, NET_NF_CONNTRACK_MAX, "nf_conntrack_max" }, | |
672 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "nf_conntrack_tcp_timeout_syn_sent" no longer used */ | |
673 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "nf_conntrack_tcp_timeout_syn_recv" no longer used */ | |
674 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "nf_conntrack_tcp_timeout_established" no longer used */ | |
675 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "nf_conntrack_tcp_timeout_fin_wait" no longer used */ | |
676 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "nf_conntrack_tcp_timeout_close_wait" no longer used */ | |
677 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "nf_conntrack_tcp_timeout_last_ack" no longer used */ | |
678 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "nf_conntrack_tcp_timeout_time_wait" no longer used */ | |
679 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "nf_conntrack_tcp_timeout_close" no longer used */ | |
680 | /* NET_NF_CONNTRACK_UDP_TIMEOUT "nf_conntrack_udp_timeout" no longer used */ | |
681 | /* NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM "nf_conntrack_udp_timeout_stream" no longer used */ | |
682 | /* NET_NF_CONNTRACK_ICMP_TIMEOUT "nf_conntrack_icmp_timeout" no longer used */ | |
683 | /* NET_NF_CONNTRACK_GENERIC_TIMEOUT "nf_conntrack_generic_timeout" no longer used */ | |
684 | { CTL_INT, NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" }, | |
685 | { CTL_INT, NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" }, | |
686 | /* NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "nf_conntrack_tcp_timeout_max_retrans" no longer used */ | |
687 | { CTL_INT, NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" }, | |
688 | { CTL_INT, NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" }, | |
689 | { CTL_INT, NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" }, | |
690 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "nf_conntrack_sctp_timeout_closed" no longer used */ | |
691 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "nf_conntrack_sctp_timeout_cookie_wait" no longer used */ | |
692 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "nf_conntrack_sctp_timeout_cookie_echoed" no longer used */ | |
693 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "nf_conntrack_sctp_timeout_established" no longer used */ | |
694 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "nf_conntrack_sctp_timeout_shutdown_sent" no longer used */ | |
695 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "nf_conntrack_sctp_timeout_shutdown_recd" no longer used */ | |
696 | /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "nf_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */ | |
697 | { CTL_INT, NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" }, | |
698 | /* NET_NF_CONNTRACK_ICMPV6_TIMEOUT "nf_conntrack_icmpv6_timeout" no longer used */ | |
699 | /* NET_NF_CONNTRACK_FRAG6_TIMEOUT "nf_conntrack_frag6_timeout" no longer used */ | |
700 | { CTL_INT, NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" }, | |
701 | { CTL_INT, NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" }, | |
702 | { CTL_INT, NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" }, | |
703 | ||
704 | {} | |
705 | }; | |
706 | ||
707 | static const struct bin_table bin_net_irda_table[] = { | |
708 | { CTL_INT, NET_IRDA_DISCOVERY, "discovery" }, | |
709 | { CTL_STR, NET_IRDA_DEVNAME, "devname" }, | |
710 | { CTL_INT, NET_IRDA_DEBUG, "debug" }, | |
711 | { CTL_INT, NET_IRDA_FAST_POLL, "fast_poll_increase" }, | |
712 | { CTL_INT, NET_IRDA_DISCOVERY_SLOTS, "discovery_slots" }, | |
713 | { CTL_INT, NET_IRDA_DISCOVERY_TIMEOUT, "discovery_timeout" }, | |
714 | { CTL_INT, NET_IRDA_SLOT_TIMEOUT, "slot_timeout" }, | |
715 | { CTL_INT, NET_IRDA_MAX_BAUD_RATE, "max_baud_rate" }, | |
716 | { CTL_INT, NET_IRDA_MIN_TX_TURN_TIME, "min_tx_turn_time" }, | |
717 | { CTL_INT, NET_IRDA_MAX_TX_DATA_SIZE, "max_tx_data_size" }, | |
718 | { CTL_INT, NET_IRDA_MAX_TX_WINDOW, "max_tx_window" }, | |
719 | { CTL_INT, NET_IRDA_MAX_NOREPLY_TIME, "max_noreply_time" }, | |
720 | { CTL_INT, NET_IRDA_WARN_NOREPLY_TIME, "warn_noreply_time" }, | |
721 | { CTL_INT, NET_IRDA_LAP_KEEPALIVE_TIME, "lap_keepalive_time" }, | |
722 | {} | |
723 | }; | |
724 | ||
725 | static const struct bin_table bin_net_table[] = { | |
726 | { CTL_DIR, NET_CORE, "core", bin_net_core_table }, | |
727 | /* NET_ETHER not used */ | |
728 | /* NET_802 not used */ | |
729 | { CTL_DIR, NET_UNIX, "unix", bin_net_unix_table }, | |
730 | { CTL_DIR, NET_IPV4, "ipv4", bin_net_ipv4_table }, | |
731 | { CTL_DIR, NET_IPX, "ipx", bin_net_ipx_table }, | |
732 | { CTL_DIR, NET_ATALK, "appletalk", bin_net_atalk_table }, | |
733 | { CTL_DIR, NET_NETROM, "netrom", bin_net_netrom_table }, | |
734 | { CTL_DIR, NET_AX25, "ax25", bin_net_ax25_table }, | |
735 | /* NET_BRIDGE "bridge" no longer used */ | |
736 | { CTL_DIR, NET_ROSE, "rose", bin_net_rose_table }, | |
737 | { CTL_DIR, NET_IPV6, "ipv6", bin_net_ipv6_table }, | |
738 | { CTL_DIR, NET_X25, "x25", bin_net_x25_table }, | |
739 | { CTL_DIR, NET_TR, "token-ring", bin_net_tr_table }, | |
740 | { CTL_DIR, NET_DECNET, "decnet", bin_net_decnet_table }, | |
741 | /* NET_ECONET not used */ | |
742 | { CTL_DIR, NET_SCTP, "sctp", bin_net_sctp_table }, | |
743 | { CTL_DIR, NET_LLC, "llc", bin_net_llc_table }, | |
744 | { CTL_DIR, NET_NETFILTER, "netfilter", bin_net_netfilter_table }, | |
745 | /* NET_DCCP "dccp" no longer used */ | |
746 | { CTL_DIR, NET_IRDA, "irda", bin_net_irda_table }, | |
747 | { CTL_INT, 2089, "nf_conntrack_max" }, | |
748 | {} | |
749 | }; | |
750 | ||
751 | static const struct bin_table bin_fs_quota_table[] = { | |
752 | { CTL_INT, FS_DQ_LOOKUPS, "lookups" }, | |
753 | { CTL_INT, FS_DQ_DROPS, "drops" }, | |
754 | { CTL_INT, FS_DQ_READS, "reads" }, | |
755 | { CTL_INT, FS_DQ_WRITES, "writes" }, | |
756 | { CTL_INT, FS_DQ_CACHE_HITS, "cache_hits" }, | |
757 | { CTL_INT, FS_DQ_ALLOCATED, "allocated_dquots" }, | |
758 | { CTL_INT, FS_DQ_FREE, "free_dquots" }, | |
759 | { CTL_INT, FS_DQ_SYNCS, "syncs" }, | |
760 | { CTL_INT, FS_DQ_WARNINGS, "warnings" }, | |
761 | {} | |
762 | }; | |
763 | ||
764 | static const struct bin_table bin_fs_xfs_table[] = { | |
765 | { CTL_INT, XFS_SGID_INHERIT, "irix_sgid_inherit" }, | |
766 | { CTL_INT, XFS_SYMLINK_MODE, "irix_symlink_mode" }, | |
767 | { CTL_INT, XFS_PANIC_MASK, "panic_mask" }, | |
768 | ||
769 | { CTL_INT, XFS_ERRLEVEL, "error_level" }, | |
770 | { CTL_INT, XFS_SYNCD_TIMER, "xfssyncd_centisecs" }, | |
771 | { CTL_INT, XFS_INHERIT_SYNC, "inherit_sync" }, | |
772 | { CTL_INT, XFS_INHERIT_NODUMP, "inherit_nodump" }, | |
773 | { CTL_INT, XFS_INHERIT_NOATIME, "inherit_noatime" }, | |
774 | { CTL_INT, XFS_BUF_TIMER, "xfsbufd_centisecs" }, | |
775 | { CTL_INT, XFS_BUF_AGE, "age_buffer_centisecs" }, | |
776 | { CTL_INT, XFS_INHERIT_NOSYM, "inherit_nosymlinks" }, | |
777 | { CTL_INT, XFS_ROTORSTEP, "rotorstep" }, | |
778 | { CTL_INT, XFS_INHERIT_NODFRG, "inherit_nodefrag" }, | |
779 | { CTL_INT, XFS_FILESTREAM_TIMER, "filestream_centisecs" }, | |
780 | { CTL_INT, XFS_STATS_CLEAR, "stats_clear" }, | |
781 | {} | |
782 | }; | |
783 | ||
784 | static const struct bin_table bin_fs_ocfs2_nm_table[] = { | |
785 | { CTL_STR, 1, "hb_ctl_path" }, | |
786 | {} | |
787 | }; | |
788 | ||
789 | static const struct bin_table bin_fs_ocfs2_table[] = { | |
790 | { CTL_DIR, 1, "nm", bin_fs_ocfs2_nm_table }, | |
791 | {} | |
792 | }; | |
793 | ||
794 | static const struct bin_table bin_inotify_table[] = { | |
795 | { CTL_INT, INOTIFY_MAX_USER_INSTANCES, "max_user_instances" }, | |
796 | { CTL_INT, INOTIFY_MAX_USER_WATCHES, "max_user_watches" }, | |
797 | { CTL_INT, INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" }, | |
798 | {} | |
799 | }; | |
800 | ||
801 | static const struct bin_table bin_fs_table[] = { | |
802 | { CTL_INT, FS_NRINODE, "inode-nr" }, | |
803 | { CTL_INT, FS_STATINODE, "inode-state" }, | |
804 | /* FS_MAXINODE unused */ | |
805 | /* FS_NRDQUOT unused */ | |
806 | /* FS_MAXDQUOT unused */ | |
807 | /* FS_NRFILE "file-nr" no longer used */ | |
808 | { CTL_INT, FS_MAXFILE, "file-max" }, | |
809 | { CTL_INT, FS_DENTRY, "dentry-state" }, | |
810 | /* FS_NRSUPER unused */ | |
811 | /* FS_MAXUPSER unused */ | |
812 | { CTL_INT, FS_OVERFLOWUID, "overflowuid" }, | |
813 | { CTL_INT, FS_OVERFLOWGID, "overflowgid" }, | |
814 | { CTL_INT, FS_LEASES, "leases-enable" }, | |
815 | { CTL_INT, FS_DIR_NOTIFY, "dir-notify-enable" }, | |
816 | { CTL_INT, FS_LEASE_TIME, "lease-break-time" }, | |
817 | { CTL_DIR, FS_DQSTATS, "quota", bin_fs_quota_table }, | |
818 | { CTL_DIR, FS_XFS, "xfs", bin_fs_xfs_table }, | |
819 | { CTL_ULONG, FS_AIO_NR, "aio-nr" }, | |
820 | { CTL_ULONG, FS_AIO_MAX_NR, "aio-max-nr" }, | |
821 | { CTL_DIR, FS_INOTIFY, "inotify", bin_inotify_table }, | |
822 | { CTL_DIR, FS_OCFS2, "ocfs2", bin_fs_ocfs2_table }, | |
823 | { CTL_INT, KERN_SETUID_DUMPABLE, "suid_dumpable" }, | |
824 | {} | |
825 | }; | |
826 | ||
827 | static const struct bin_table bin_ipmi_table[] = { | |
828 | { CTL_INT, DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" }, | |
829 | {} | |
830 | }; | |
831 | ||
832 | static const struct bin_table bin_mac_hid_files[] = { | |
833 | /* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */ | |
834 | /* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */ | |
835 | { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" }, | |
836 | { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" }, | |
837 | { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" }, | |
838 | /* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */ | |
839 | {} | |
840 | }; | |
841 | ||
842 | static const struct bin_table bin_raid_table[] = { | |
843 | { CTL_INT, DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" }, | |
844 | { CTL_INT, DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" }, | |
845 | {} | |
846 | }; | |
847 | ||
848 | static const struct bin_table bin_scsi_table[] = { | |
849 | { CTL_INT, DEV_SCSI_LOGGING_LEVEL, "logging_level" }, | |
850 | {} | |
851 | }; | |
852 | ||
853 | static const struct bin_table bin_dev_table[] = { | |
854 | /* DEV_CDROM "cdrom" no longer used */ | |
855 | /* DEV_HWMON unused */ | |
856 | /* DEV_PARPORT "parport" no longer used */ | |
857 | { CTL_DIR, DEV_RAID, "raid", bin_raid_table }, | |
858 | { CTL_DIR, DEV_MAC_HID, "mac_hid", bin_mac_hid_files }, | |
859 | { CTL_DIR, DEV_SCSI, "scsi", bin_scsi_table }, | |
860 | { CTL_DIR, DEV_IPMI, "ipmi", bin_ipmi_table }, | |
861 | {} | |
862 | }; | |
863 | ||
864 | static const struct bin_table bin_bus_isa_table[] = { | |
865 | { CTL_INT, BUS_ISA_MEM_BASE, "membase" }, | |
866 | { CTL_INT, BUS_ISA_PORT_BASE, "portbase" }, | |
867 | { CTL_INT, BUS_ISA_PORT_SHIFT, "portshift" }, | |
868 | {} | |
869 | }; | |
870 | ||
871 | static const struct bin_table bin_bus_table[] = { | |
872 | { CTL_DIR, CTL_BUS_ISA, "isa", bin_bus_isa_table }, | |
873 | {} | |
874 | }; | |
875 | ||
876 | ||
877 | static const struct bin_table bin_s390dbf_table[] = { | |
878 | { CTL_INT, 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" }, | |
879 | { CTL_INT, 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" }, | |
880 | {} | |
881 | }; | |
882 | ||
883 | static const struct bin_table bin_sunrpc_table[] = { | |
884 | /* CTL_RPCDEBUG "rpc_debug" no longer used */ | |
885 | /* CTL_NFSDEBUG "nfs_debug" no longer used */ | |
886 | /* CTL_NFSDDEBUG "nfsd_debug" no longer used */ | |
887 | /* CTL_NLMDEBUG "nlm_debug" no longer used */ | |
888 | ||
889 | { CTL_INT, CTL_SLOTTABLE_UDP, "udp_slot_table_entries" }, | |
890 | { CTL_INT, CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" }, | |
891 | { CTL_INT, CTL_MIN_RESVPORT, "min_resvport" }, | |
892 | { CTL_INT, CTL_MAX_RESVPORT, "max_resvport" }, | |
893 | {} | |
894 | }; | |
895 | ||
896 | static const struct bin_table bin_pm_table[] = { | |
897 | /* frv specific */ | |
898 | /* 1 == CTL_PM_SUSPEND "suspend" no longer used" */ | |
899 | { CTL_INT, 2 /* CTL_PM_CMODE */, "cmode" }, | |
900 | { CTL_INT, 3 /* CTL_PM_P0 */, "p0" }, | |
901 | { CTL_INT, 4 /* CTL_PM_CM */, "cm" }, | |
902 | {} | |
903 | }; | |
904 | ||
905 | static const struct bin_table bin_root_table[] = { | |
906 | { CTL_DIR, CTL_KERN, "kernel", bin_kern_table }, | |
907 | { CTL_DIR, CTL_VM, "vm", bin_vm_table }, | |
908 | { CTL_DIR, CTL_NET, "net", bin_net_table }, | |
909 | /* CTL_PROC not used */ | |
910 | { CTL_DIR, CTL_FS, "fs", bin_fs_table }, | |
911 | /* CTL_DEBUG "debug" no longer used */ | |
912 | { CTL_DIR, CTL_DEV, "dev", bin_dev_table }, | |
913 | { CTL_DIR, CTL_BUS, "bus", bin_bus_table }, | |
914 | { CTL_DIR, CTL_ABI, "abi" }, | |
915 | /* CTL_CPU not used */ | |
916 | /* CTL_ARLAN "arlan" no longer used */ | |
917 | { CTL_DIR, CTL_S390DBF, "s390dbf", bin_s390dbf_table }, | |
918 | { CTL_DIR, CTL_SUNRPC, "sunrpc", bin_sunrpc_table }, | |
919 | { CTL_DIR, CTL_PM, "pm", bin_pm_table }, | |
920 | {} | |
921 | }; | |
922 | ||
923 | static ssize_t bin_dir(struct file *file, | |
924 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
925 | { | |
926 | return -ENOTDIR; | |
927 | } | |
928 | ||
929 | ||
930 | static ssize_t bin_string(struct file *file, | |
931 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
932 | { | |
933 | ssize_t result, copied = 0; | |
934 | ||
935 | if (oldval && oldlen) { | |
936 | char __user *lastp; | |
937 | loff_t pos = 0; | |
938 | int ch; | |
939 | ||
940 | result = vfs_read(file, oldval, oldlen, &pos); | |
941 | if (result < 0) | |
942 | goto out; | |
943 | ||
944 | copied = result; | |
945 | lastp = oldval + copied - 1; | |
946 | ||
947 | result = -EFAULT; | |
948 | if (get_user(ch, lastp)) | |
949 | goto out; | |
950 | ||
951 | /* Trim off the trailing newline */ | |
952 | if (ch == '\n') { | |
953 | result = -EFAULT; | |
954 | if (put_user('\0', lastp)) | |
955 | goto out; | |
956 | copied -= 1; | |
957 | } | |
958 | } | |
959 | ||
960 | if (newval && newlen) { | |
961 | loff_t pos = 0; | |
962 | ||
963 | result = vfs_write(file, newval, newlen, &pos); | |
964 | if (result < 0) | |
965 | goto out; | |
966 | } | |
967 | ||
968 | result = copied; | |
969 | out: | |
970 | return result; | |
971 | } | |
972 | ||
973 | static ssize_t bin_intvec(struct file *file, | |
974 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
975 | { | |
26a7034b EB |
976 | ssize_t copied = 0; |
977 | char *buffer; | |
978 | ssize_t result; | |
979 | ||
980 | result = -ENOMEM; | |
981 | buffer = kmalloc(BUFSZ, GFP_KERNEL); | |
982 | if (!buffer) | |
983 | goto out; | |
984 | ||
985 | if (oldval && oldlen) { | |
986 | unsigned __user *vec = oldval; | |
987 | size_t length = oldlen / sizeof(*vec); | |
26a7034b EB |
988 | char *str, *end; |
989 | int i; | |
bdd1d2d3 | 990 | loff_t pos = 0; |
26a7034b | 991 | |
bdd1d2d3 | 992 | result = kernel_read(file, buffer, BUFSZ - 1, &pos); |
26a7034b EB |
993 | if (result < 0) |
994 | goto out_kfree; | |
995 | ||
996 | str = buffer; | |
997 | end = str + result; | |
998 | *end++ = '\0'; | |
999 | for (i = 0; i < length; i++) { | |
1000 | unsigned long value; | |
1001 | ||
1002 | value = simple_strtoul(str, &str, 10); | |
1003 | while (isspace(*str)) | |
1004 | str++; | |
1005 | ||
1006 | result = -EFAULT; | |
1007 | if (put_user(value, vec + i)) | |
1008 | goto out_kfree; | |
1009 | ||
1010 | copied += sizeof(*vec); | |
1011 | if (!isdigit(*str)) | |
1012 | break; | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | if (newval && newlen) { | |
1017 | unsigned __user *vec = newval; | |
1018 | size_t length = newlen / sizeof(*vec); | |
26a7034b EB |
1019 | char *str, *end; |
1020 | int i; | |
e13ec939 | 1021 | loff_t pos = 0; |
26a7034b EB |
1022 | |
1023 | str = buffer; | |
1024 | end = str + BUFSZ; | |
1025 | for (i = 0; i < length; i++) { | |
1026 | unsigned long value; | |
1027 | ||
1028 | result = -EFAULT; | |
1029 | if (get_user(value, vec + i)) | |
1030 | goto out_kfree; | |
1031 | ||
f02147ef | 1032 | str += scnprintf(str, end - str, "%lu\t", value); |
26a7034b EB |
1033 | } |
1034 | ||
e13ec939 | 1035 | result = kernel_write(file, buffer, str - buffer, &pos); |
26a7034b EB |
1036 | if (result < 0) |
1037 | goto out_kfree; | |
1038 | } | |
1039 | result = copied; | |
1040 | out_kfree: | |
1041 | kfree(buffer); | |
1042 | out: | |
1043 | return result; | |
1044 | } | |
1045 | ||
1046 | static ssize_t bin_ulongvec(struct file *file, | |
1047 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
afa588b2 | 1048 | { |
26a7034b EB |
1049 | ssize_t copied = 0; |
1050 | char *buffer; | |
1051 | ssize_t result; | |
1052 | ||
1053 | result = -ENOMEM; | |
1054 | buffer = kmalloc(BUFSZ, GFP_KERNEL); | |
1055 | if (!buffer) | |
1056 | goto out; | |
1057 | ||
1058 | if (oldval && oldlen) { | |
1059 | unsigned long __user *vec = oldval; | |
1060 | size_t length = oldlen / sizeof(*vec); | |
26a7034b EB |
1061 | char *str, *end; |
1062 | int i; | |
bdd1d2d3 | 1063 | loff_t pos = 0; |
26a7034b | 1064 | |
bdd1d2d3 | 1065 | result = kernel_read(file, buffer, BUFSZ - 1, &pos); |
26a7034b EB |
1066 | if (result < 0) |
1067 | goto out_kfree; | |
1068 | ||
1069 | str = buffer; | |
1070 | end = str + result; | |
1071 | *end++ = '\0'; | |
1072 | for (i = 0; i < length; i++) { | |
1073 | unsigned long value; | |
1074 | ||
1075 | value = simple_strtoul(str, &str, 10); | |
1076 | while (isspace(*str)) | |
1077 | str++; | |
1078 | ||
1079 | result = -EFAULT; | |
1080 | if (put_user(value, vec + i)) | |
1081 | goto out_kfree; | |
1082 | ||
1083 | copied += sizeof(*vec); | |
1084 | if (!isdigit(*str)) | |
1085 | break; | |
1086 | } | |
afa588b2 EB |
1087 | } |
1088 | ||
26a7034b EB |
1089 | if (newval && newlen) { |
1090 | unsigned long __user *vec = newval; | |
1091 | size_t length = newlen / sizeof(*vec); | |
26a7034b EB |
1092 | char *str, *end; |
1093 | int i; | |
e13ec939 | 1094 | loff_t pos = 0; |
26a7034b EB |
1095 | |
1096 | str = buffer; | |
1097 | end = str + BUFSZ; | |
1098 | for (i = 0; i < length; i++) { | |
1099 | unsigned long value; | |
1100 | ||
1101 | result = -EFAULT; | |
1102 | if (get_user(value, vec + i)) | |
1103 | goto out_kfree; | |
1104 | ||
f02147ef | 1105 | str += scnprintf(str, end - str, "%lu\t", value); |
26a7034b EB |
1106 | } |
1107 | ||
e13ec939 | 1108 | result = kernel_write(file, buffer, str - buffer, &pos); |
26a7034b EB |
1109 | if (result < 0) |
1110 | goto out_kfree; | |
afa588b2 | 1111 | } |
26a7034b EB |
1112 | result = copied; |
1113 | out_kfree: | |
1114 | kfree(buffer); | |
1115 | out: | |
1116 | return result; | |
1117 | } | |
1118 | ||
26a7034b EB |
1119 | static ssize_t bin_uuid(struct file *file, |
1120 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
afa588b2 | 1121 | { |
26a7034b EB |
1122 | ssize_t result, copied = 0; |
1123 | ||
1124 | /* Only supports reads */ | |
1125 | if (oldval && oldlen) { | |
ede9c277 | 1126 | char buf[UUID_STRING_LEN + 1]; |
680895d6 | 1127 | uuid_t uuid; |
bdd1d2d3 | 1128 | loff_t pos = 0; |
26a7034b | 1129 | |
bdd1d2d3 | 1130 | result = kernel_read(file, buf, sizeof(buf) - 1, &pos); |
26a7034b EB |
1131 | if (result < 0) |
1132 | goto out; | |
1133 | ||
1134 | buf[result] = '\0'; | |
1135 | ||
ede9c277 | 1136 | result = -EIO; |
680895d6 | 1137 | if (uuid_parse(buf, &uuid)) |
ede9c277 | 1138 | goto out; |
26a7034b EB |
1139 | |
1140 | if (oldlen > 16) | |
1141 | oldlen = 16; | |
1142 | ||
1143 | result = -EFAULT; | |
ede9c277 | 1144 | if (copy_to_user(oldval, &uuid, oldlen)) |
26a7034b EB |
1145 | goto out; |
1146 | ||
1147 | copied = oldlen; | |
1148 | } | |
1149 | result = copied; | |
1150 | out: | |
1151 | return result; | |
1152 | } | |
1153 | ||
1154 | static ssize_t bin_dn_node_address(struct file *file, | |
1155 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
1156 | { | |
26a7034b EB |
1157 | ssize_t result, copied = 0; |
1158 | ||
1159 | if (oldval && oldlen) { | |
26a7034b EB |
1160 | char buf[15], *nodep; |
1161 | unsigned long area, node; | |
1162 | __le16 dnaddr; | |
bdd1d2d3 | 1163 | loff_t pos = 0; |
26a7034b | 1164 | |
bdd1d2d3 | 1165 | result = kernel_read(file, buf, sizeof(buf) - 1, &pos); |
26a7034b EB |
1166 | if (result < 0) |
1167 | goto out; | |
1168 | ||
1169 | buf[result] = '\0'; | |
1170 | ||
b595076a | 1171 | /* Convert the decnet address to binary */ |
26a7034b | 1172 | result = -EIO; |
df1778be | 1173 | nodep = strchr(buf, '.'); |
26a7034b EB |
1174 | if (!nodep) |
1175 | goto out; | |
df1778be | 1176 | ++nodep; |
26a7034b EB |
1177 | |
1178 | area = simple_strtoul(buf, NULL, 10); | |
1179 | node = simple_strtoul(nodep, NULL, 10); | |
1180 | ||
1181 | result = -EIO; | |
1182 | if ((area > 63)||(node > 1023)) | |
1183 | goto out; | |
1184 | ||
1185 | dnaddr = cpu_to_le16((area << 10) | node); | |
1186 | ||
1187 | result = -EFAULT; | |
1188 | if (put_user(dnaddr, (__le16 __user *)oldval)) | |
1189 | goto out; | |
1190 | ||
1191 | copied = sizeof(dnaddr); | |
1192 | } | |
1193 | ||
1194 | if (newval && newlen) { | |
26a7034b EB |
1195 | __le16 dnaddr; |
1196 | char buf[15]; | |
1197 | int len; | |
e13ec939 | 1198 | loff_t pos = 0; |
26a7034b EB |
1199 | |
1200 | result = -EINVAL; | |
1201 | if (newlen != sizeof(dnaddr)) | |
1202 | goto out; | |
1203 | ||
1204 | result = -EFAULT; | |
1205 | if (get_user(dnaddr, (__le16 __user *)newval)) | |
1206 | goto out; | |
1207 | ||
f02147ef | 1208 | len = scnprintf(buf, sizeof(buf), "%hu.%hu", |
26a7034b EB |
1209 | le16_to_cpu(dnaddr) >> 10, |
1210 | le16_to_cpu(dnaddr) & 0x3ff); | |
1211 | ||
e13ec939 | 1212 | result = kernel_write(file, buf, len, &pos); |
26a7034b EB |
1213 | if (result < 0) |
1214 | goto out; | |
1215 | } | |
1216 | ||
1217 | result = copied; | |
1218 | out: | |
1219 | return result; | |
1220 | } | |
1221 | ||
1222 | static const struct bin_table *get_sysctl(const int *name, int nlen, char *path) | |
1223 | { | |
1224 | const struct bin_table *table = &bin_root_table[0]; | |
26a7034b EB |
1225 | int ctl_name; |
1226 | ||
63395b65 EB |
1227 | /* The binary sysctl tables have a small maximum depth so |
1228 | * there is no danger of overflowing our path as it PATH_MAX | |
1229 | * bytes long. | |
1230 | */ | |
26a7034b EB |
1231 | memcpy(path, "sys/", 4); |
1232 | path += 4; | |
1233 | ||
afa588b2 EB |
1234 | repeat: |
1235 | if (!nlen) | |
26a7034b EB |
1236 | return ERR_PTR(-ENOTDIR); |
1237 | ctl_name = *name; | |
1238 | name++; | |
1239 | nlen--; | |
1240 | for ( ; table->convert; table++) { | |
63395b65 | 1241 | int len = 0; |
26a7034b | 1242 | |
26a7034b EB |
1243 | /* |
1244 | * For a wild card entry map from ifindex to network | |
1245 | * device name. | |
1246 | */ | |
757010f0 EB |
1247 | if (!table->ctl_name) { |
1248 | #ifdef CONFIG_NET | |
63395b65 EB |
1249 | struct net *net = current->nsproxy->net_ns; |
1250 | struct net_device *dev; | |
26a7034b | 1251 | dev = dev_get_by_index(net, ctl_name); |
63395b65 EB |
1252 | if (dev) { |
1253 | len = strlen(dev->name); | |
1254 | memcpy(path, dev->name, len); | |
1255 | dev_put(dev); | |
1256 | } | |
63395b65 | 1257 | #endif |
757010f0 EB |
1258 | /* Use the well known sysctl number to proc name mapping */ |
1259 | } else if (ctl_name == table->ctl_name) { | |
1260 | len = strlen(table->procname); | |
1261 | memcpy(path, table->procname, len); | |
1262 | } | |
63395b65 | 1263 | if (len) { |
26a7034b | 1264 | path += len; |
afa588b2 | 1265 | if (table->child) { |
26a7034b | 1266 | *path++ = '/'; |
afa588b2 EB |
1267 | table = table->child; |
1268 | goto repeat; | |
1269 | } | |
26a7034b EB |
1270 | *path = '\0'; |
1271 | return table; | |
afa588b2 EB |
1272 | } |
1273 | } | |
26a7034b | 1274 | return ERR_PTR(-ENOTDIR); |
afa588b2 EB |
1275 | } |
1276 | ||
26a7034b | 1277 | static char *sysctl_getname(const int *name, int nlen, const struct bin_table **tablep) |
afa588b2 | 1278 | { |
26a7034b EB |
1279 | char *tmp, *result; |
1280 | ||
1281 | result = ERR_PTR(-ENOMEM); | |
1282 | tmp = __getname(); | |
1283 | if (tmp) { | |
1284 | const struct bin_table *table = get_sysctl(name, nlen, tmp); | |
1285 | result = tmp; | |
1286 | *tablep = table; | |
1287 | if (IS_ERR(table)) { | |
1288 | __putname(tmp); | |
1289 | result = ERR_CAST(table); | |
afa588b2 EB |
1290 | } |
1291 | } | |
26a7034b | 1292 | return result; |
afa588b2 EB |
1293 | } |
1294 | ||
26a7034b EB |
1295 | static ssize_t binary_sysctl(const int *name, int nlen, |
1296 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
1297 | { | |
1298 | const struct bin_table *table = NULL; | |
26a7034b EB |
1299 | struct vfsmount *mnt; |
1300 | struct file *file; | |
1301 | ssize_t result; | |
1302 | char *pathname; | |
1303 | int flags; | |
26a7034b EB |
1304 | |
1305 | pathname = sysctl_getname(name, nlen, &table); | |
1306 | result = PTR_ERR(pathname); | |
1307 | if (IS_ERR(pathname)) | |
1308 | goto out; | |
1309 | ||
1310 | /* How should the sysctl be accessed? */ | |
1311 | if (oldval && oldlen && newval && newlen) { | |
1312 | flags = O_RDWR; | |
26a7034b EB |
1313 | } else if (newval && newlen) { |
1314 | flags = O_WRONLY; | |
26a7034b EB |
1315 | } else if (oldval && oldlen) { |
1316 | flags = O_RDONLY; | |
26a7034b EB |
1317 | } else { |
1318 | result = 0; | |
1319 | goto out_putname; | |
1320 | } | |
1321 | ||
17cf22c3 | 1322 | mnt = task_active_pid_ns(current)->proc_mnt; |
378c6520 | 1323 | file = file_open_root(mnt->mnt_root, mnt, pathname, flags, 0); |
26a7034b EB |
1324 | result = PTR_ERR(file); |
1325 | if (IS_ERR(file)) | |
1326 | goto out_putname; | |
1327 | ||
1328 | result = table->convert(file, oldval, oldlen, newval, newlen); | |
1329 | ||
1330 | fput(file); | |
1331 | out_putname: | |
3d3c8f93 | 1332 | __putname(pathname); |
26a7034b EB |
1333 | out: |
1334 | return result; | |
26a7034b EB |
1335 | } |
1336 | ||
1337 | ||
afa588b2 EB |
1338 | #else /* CONFIG_SYSCTL_SYSCALL */ |
1339 | ||
26a7034b EB |
1340 | static ssize_t binary_sysctl(const int *name, int nlen, |
1341 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
afa588b2 | 1342 | { |
2830b683 | 1343 | return -ENOSYS; |
afa588b2 EB |
1344 | } |
1345 | ||
1346 | #endif /* CONFIG_SYSCTL_SYSCALL */ | |
1347 | ||
26a7034b | 1348 | |
2830b683 | 1349 | static void deprecated_sysctl_warning(const int *name, int nlen) |
afa588b2 | 1350 | { |
afa588b2 EB |
1351 | int i; |
1352 | ||
61cf6931 AK |
1353 | /* |
1354 | * CTL_KERN/KERN_VERSION is used by older glibc and cannot | |
1355 | * ever go away. | |
1356 | */ | |
9380fa60 | 1357 | if (nlen >= 2 && name[0] == CTL_KERN && name[1] == KERN_VERSION) |
61cf6931 AK |
1358 | return; |
1359 | ||
2fb10732 | 1360 | if (printk_ratelimit()) { |
afa588b2 EB |
1361 | printk(KERN_INFO |
1362 | "warning: process `%s' used the deprecated sysctl " | |
1363 | "system call with ", current->comm); | |
2830b683 | 1364 | for (i = 0; i < nlen; i++) |
7560ef39 TH |
1365 | printk(KERN_CONT "%d.", name[i]); |
1366 | printk(KERN_CONT "\n"); | |
afa588b2 | 1367 | } |
2830b683 EB |
1368 | return; |
1369 | } | |
1370 | ||
4440095c AK |
1371 | #define WARN_ONCE_HASH_BITS 8 |
1372 | #define WARN_ONCE_HASH_SIZE (1<<WARN_ONCE_HASH_BITS) | |
1373 | ||
1374 | static DECLARE_BITMAP(warn_once_bitmap, WARN_ONCE_HASH_SIZE); | |
1375 | ||
1376 | #define FNV32_OFFSET 2166136261U | |
1377 | #define FNV32_PRIME 0x01000193 | |
1378 | ||
1379 | /* | |
1380 | * Print each legacy sysctl (approximately) only once. | |
1381 | * To avoid making the tables non-const use a external | |
1382 | * hash-table instead. | |
1383 | * Worst case hash collision: 6, but very rarely. | |
1384 | * NOTE! We don't use the SMP-safe bit tests. We simply | |
1385 | * don't care enough. | |
1386 | */ | |
1387 | static void warn_on_bintable(const int *name, int nlen) | |
1388 | { | |
1389 | int i; | |
1390 | u32 hash = FNV32_OFFSET; | |
1391 | ||
1392 | for (i = 0; i < nlen; i++) | |
1393 | hash = (hash ^ name[i]) * FNV32_PRIME; | |
1394 | hash %= WARN_ONCE_HASH_SIZE; | |
1395 | if (__test_and_set_bit(hash, warn_once_bitmap)) | |
1396 | return; | |
1397 | deprecated_sysctl_warning(name, nlen); | |
1398 | } | |
1399 | ||
26a7034b EB |
1400 | static ssize_t do_sysctl(int __user *args_name, int nlen, |
1401 | void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) | |
2830b683 EB |
1402 | { |
1403 | int name[CTL_MAXNAME]; | |
2830b683 EB |
1404 | int i; |
1405 | ||
26a7034b EB |
1406 | /* Check args->nlen. */ |
1407 | if (nlen < 0 || nlen > CTL_MAXNAME) | |
2830b683 | 1408 | return -ENOTDIR; |
2830b683 EB |
1409 | /* Read in the sysctl name for simplicity */ |
1410 | for (i = 0; i < nlen; i++) | |
1411 | if (get_user(name[i], args_name + i)) | |
1412 | return -EFAULT; | |
1413 | ||
4440095c | 1414 | warn_on_bintable(name, nlen); |
2830b683 | 1415 | |
26a7034b | 1416 | return binary_sysctl(name, nlen, oldval, oldlen, newval, newlen); |
2830b683 EB |
1417 | } |
1418 | ||
2830b683 EB |
1419 | SYSCALL_DEFINE1(sysctl, struct __sysctl_args __user *, args) |
1420 | { | |
1421 | struct __sysctl_args tmp; | |
26a7034b EB |
1422 | size_t oldlen = 0; |
1423 | ssize_t result; | |
2830b683 EB |
1424 | |
1425 | if (copy_from_user(&tmp, args, sizeof(tmp))) | |
1426 | return -EFAULT; | |
1427 | ||
26a7034b EB |
1428 | if (tmp.oldval && !tmp.oldlenp) |
1429 | return -EFAULT; | |
1430 | ||
1431 | if (tmp.oldlenp && get_user(oldlen, tmp.oldlenp)) | |
1432 | return -EFAULT; | |
1433 | ||
1434 | result = do_sysctl(tmp.name, tmp.nlen, tmp.oldval, oldlen, | |
1435 | tmp.newval, tmp.newlen); | |
1436 | ||
1437 | if (result >= 0) { | |
1438 | oldlen = result; | |
1439 | result = 0; | |
1440 | } | |
2830b683 | 1441 | |
26a7034b EB |
1442 | if (tmp.oldlenp && put_user(oldlen, tmp.oldlenp)) |
1443 | return -EFAULT; | |
1444 | ||
1445 | return result; | |
afa588b2 | 1446 | } |
da3f6f9b | 1447 | |
26a7034b | 1448 | |
da3f6f9b | 1449 | #ifdef CONFIG_COMPAT |
da3f6f9b EB |
1450 | |
1451 | struct compat_sysctl_args { | |
1452 | compat_uptr_t name; | |
1453 | int nlen; | |
1454 | compat_uptr_t oldval; | |
1455 | compat_uptr_t oldlenp; | |
1456 | compat_uptr_t newval; | |
1457 | compat_size_t newlen; | |
1458 | compat_ulong_t __unused[4]; | |
1459 | }; | |
1460 | ||
c5ddd202 | 1461 | COMPAT_SYSCALL_DEFINE1(sysctl, struct compat_sysctl_args __user *, args) |
da3f6f9b EB |
1462 | { |
1463 | struct compat_sysctl_args tmp; | |
1464 | compat_size_t __user *compat_oldlenp; | |
da3f6f9b EB |
1465 | size_t oldlen = 0; |
1466 | ssize_t result; | |
1467 | ||
1468 | if (copy_from_user(&tmp, args, sizeof(tmp))) | |
1469 | return -EFAULT; | |
1470 | ||
26a7034b EB |
1471 | if (tmp.oldval && !tmp.oldlenp) |
1472 | return -EFAULT; | |
da3f6f9b | 1473 | |
26a7034b EB |
1474 | compat_oldlenp = compat_ptr(tmp.oldlenp); |
1475 | if (compat_oldlenp && get_user(oldlen, compat_oldlenp)) | |
1476 | return -EFAULT; | |
da3f6f9b | 1477 | |
da3f6f9b | 1478 | result = do_sysctl(compat_ptr(tmp.name), tmp.nlen, |
26a7034b | 1479 | compat_ptr(tmp.oldval), oldlen, |
da3f6f9b | 1480 | compat_ptr(tmp.newval), tmp.newlen); |
da3f6f9b | 1481 | |
26a7034b EB |
1482 | if (result >= 0) { |
1483 | oldlen = result; | |
1484 | result = 0; | |
da3f6f9b EB |
1485 | } |
1486 | ||
26a7034b EB |
1487 | if (compat_oldlenp && put_user(oldlen, compat_oldlenp)) |
1488 | return -EFAULT; | |
1489 | ||
da3f6f9b EB |
1490 | return result; |
1491 | } | |
1492 | ||
1493 | #endif /* CONFIG_COMPAT */ |