1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
|
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
#ifndef _LINUX_DRBD_GEN_H
#define _LINUX_DRBD_GEN_H
#include <net/netlink.h>
#include <net/genetlink.h>
#include <uapi/linux/drbd_genl.h>
#include <linux/drbd.h>
#include <linux/drbd_limits.h>
/* Common nested types */
extern const struct nla_policy drbd_connection_info_nl_policy[DRBD_A_CONNECTION_INFO_CONN_ROLE + 1];
extern const struct nla_policy drbd_connection_statistics_nl_policy[DRBD_A_CONNECTION_STATISTICS_CONN_CONGESTED + 1];
extern const struct nla_policy drbd_detach_parms_nl_policy[DRBD_A_DETACH_PARMS_FORCE_DETACH + 1];
extern const struct nla_policy drbd_device_info_nl_policy[DRBD_A_DEVICE_INFO_DEV_DISK_STATE + 1];
extern const struct nla_policy drbd_device_statistics_nl_policy[DRBD_A_DEVICE_STATISTICS_HISTORY_UUIDS + 1];
extern const struct nla_policy drbd_disconnect_parms_nl_policy[DRBD_A_DISCONNECT_PARMS_FORCE_DISCONNECT + 1];
extern const struct nla_policy drbd_disk_conf_nl_policy[DRBD_A_DISK_CONF_DISABLE_WRITE_SAME + 1];
extern const struct nla_policy drbd_drbd_cfg_context_nl_policy[DRBD_A_DRBD_CFG_CONTEXT_CTX_PEER_ADDR + 1];
extern const struct nla_policy drbd_net_conf_nl_policy[DRBD_A_NET_CONF_SOCK_CHECK_TIMEO + 1];
extern const struct nla_policy drbd_new_c_uuid_parms_nl_policy[DRBD_A_NEW_C_UUID_PARMS_CLEAR_BM + 1];
extern const struct nla_policy drbd_peer_device_info_nl_policy[DRBD_A_PEER_DEVICE_INFO_PEER_RESYNC_SUSP_DEPENDENCY + 1];
extern const struct nla_policy drbd_peer_device_statistics_nl_policy[DRBD_A_PEER_DEVICE_STATISTICS_PEER_DEV_FLAGS + 1];
extern const struct nla_policy drbd_res_opts_nl_policy[DRBD_A_RES_OPTS_ON_NO_DATA + 1];
extern const struct nla_policy drbd_resize_parms_nl_policy[DRBD_A_RESIZE_PARMS_AL_STRIPE_SIZE + 1];
extern const struct nla_policy drbd_resource_info_nl_policy[DRBD_A_RESOURCE_INFO_RES_SUSP_FEN + 1];
extern const struct nla_policy drbd_resource_statistics_nl_policy[DRBD_A_RESOURCE_STATISTICS_RES_STAT_WRITE_ORDERING + 1];
extern const struct nla_policy drbd_set_role_parms_nl_policy[DRBD_A_SET_ROLE_PARMS_ASSUME_UPTODATE + 1];
extern const struct nla_policy drbd_start_ov_parms_nl_policy[DRBD_A_START_OV_PARMS_OV_STOP_SECTOR + 1];
/* Ops table for drbd */
extern const struct genl_split_ops drbd_nl_ops[32];
int drbd_pre_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
struct genl_info *info);
void
drbd_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
struct genl_info *info);
int drbd_adm_dump_devices_done(struct netlink_callback *cb);
int drbd_adm_dump_connections_done(struct netlink_callback *cb);
int drbd_adm_dump_peer_devices_done(struct netlink_callback *cb);
int drbd_nl_get_status_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_get_status_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
int drbd_nl_new_minor_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_del_minor_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_new_resource_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_del_resource_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_resource_opts_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_connect_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_disconnect_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_attach_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_resize_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_primary_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_secondary_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_new_c_uuid_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_start_ov_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_detach_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_invalidate_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_inval_peer_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_pause_sync_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_resume_sync_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_suspend_io_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_resume_io_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_outdate_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_get_timeout_type_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_down_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_chg_disk_opts_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_chg_net_opts_doit(struct sk_buff *skb, struct genl_info *info);
int drbd_nl_get_resources_dumpit(struct sk_buff *skb,
struct netlink_callback *cb);
int drbd_nl_get_devices_dumpit(struct sk_buff *skb,
struct netlink_callback *cb);
int drbd_nl_get_connections_dumpit(struct sk_buff *skb,
struct netlink_callback *cb);
int drbd_nl_get_peer_devices_dumpit(struct sk_buff *skb,
struct netlink_callback *cb);
int drbd_nl_get_initial_state_dumpit(struct sk_buff *skb,
struct netlink_callback *cb);
enum {
DRBD_NLGRP_EVENTS,
};
struct drbd_cfg_reply {
char info_text[0];
__u32 info_text_len;
};
struct drbd_cfg_context {
__u32 ctx_volume;
char ctx_resource_name[128];
__u32 ctx_resource_name_len;
char ctx_my_addr[128];
__u32 ctx_my_addr_len;
char ctx_peer_addr[128];
__u32 ctx_peer_addr_len;
};
struct disk_conf {
char backing_dev[128];
__u32 backing_dev_len;
char meta_dev[128];
__u32 meta_dev_len;
__s32 meta_dev_idx;
__u64 disk_size;
__u32 max_bio_bvecs;
__u32 on_io_error;
__u32 fencing;
__u32 resync_rate;
__s32 resync_after;
__u32 al_extents;
__u32 c_plan_ahead;
__u32 c_delay_target;
__u32 c_fill_target;
__u32 c_max_rate;
__u32 c_min_rate;
unsigned char disk_barrier;
unsigned char disk_flushes;
unsigned char disk_drain;
unsigned char md_flushes;
__u32 disk_timeout;
__u32 read_balancing;
unsigned char al_updates;
unsigned char discard_zeroes_if_aligned;
__u32 rs_discard_granularity;
unsigned char disable_write_same;
};
struct res_opts {
char cpu_mask[DRBD_CPU_MASK_SIZE];
__u32 cpu_mask_len;
__u32 on_no_data;
};
struct net_conf {
char shared_secret[SHARED_SECRET_MAX];
__u32 shared_secret_len;
char cram_hmac_alg[SHARED_SECRET_MAX];
__u32 cram_hmac_alg_len;
char integrity_alg[SHARED_SECRET_MAX];
__u32 integrity_alg_len;
char verify_alg[SHARED_SECRET_MAX];
__u32 verify_alg_len;
char csums_alg[SHARED_SECRET_MAX];
__u32 csums_alg_len;
__u32 wire_protocol;
__u32 connect_int;
__u32 timeout;
__u32 ping_int;
__u32 ping_timeo;
__u32 sndbuf_size;
__u32 rcvbuf_size;
__u32 ko_count;
__u32 max_buffers;
__u32 max_epoch_size;
__u32 unplug_watermark;
__u32 after_sb_0p;
__u32 after_sb_1p;
__u32 after_sb_2p;
__u32 rr_conflict;
__u32 on_congestion;
__u32 cong_fill;
__u32 cong_extents;
unsigned char two_primaries;
unsigned char discard_my_data;
unsigned char tcp_cork;
unsigned char always_asbp;
unsigned char tentative;
unsigned char use_rle;
unsigned char csums_after_crash_only;
__u32 sock_check_timeo;
};
struct set_role_parms {
unsigned char assume_uptodate;
};
struct resize_parms {
__u64 resize_size;
unsigned char resize_force;
unsigned char no_resync;
__u32 al_stripes;
__u32 al_stripe_size;
};
struct state_info {
__u3
|
