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14 * in the LICENSE file that accompanied this code).
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26 * Copyright (c) 2014, 2017, Intel Corporation.
28 #ifndef _UAPI_LUSTRE_IOCTL_H
29 #define _UAPI_LUSTRE_IOCTL_H
31 #include <linux/ioctl.h>
32 #include <linux/kernel.h>
33 #include <linux/types.h>
34 #include <linux/lustre/lustre_idl.h>
37 * sparse kernel source annotations
44 ECHO_MD_CREATE = 1, /* Open/Create file on MDT */
45 ECHO_MD_MKDIR = 2, /* Mkdir on MDT */
46 ECHO_MD_DESTROY = 3, /* Unlink file on MDT */
47 ECHO_MD_RMDIR = 4, /* Rmdir on MDT */
48 ECHO_MD_LOOKUP = 5, /* Lookup on MDT */
49 ECHO_MD_GETATTR = 6, /* Getattr on MDT */
50 ECHO_MD_SETATTR = 7, /* Setattr on MDT */
51 ECHO_MD_ALLOC_FID = 8, /* Get FIDs from MDT */
55 #define OBD_DEV_NAME "obd"
56 #define OBD_DEV_PATH "/dev/" OBD_DEV_NAME
58 #define OBD_IOCTL_VERSION 0x00010004
59 #define OBD_DEV_BY_DEVNAME 0xffffd0de
61 struct obd_ioctl_data {
78 struct obdo ioc_obdo1;
79 struct obdo ioc_obdo2;
90 /* buffers the kernel will treat as user pointers */
92 char __user *ioc_pbuf1;
94 char __user *ioc_pbuf2;
96 /* inline buffers for various arguments */
109 struct obd_ioctl_hdr {
114 static inline __u32 obd_ioctl_packlen(struct obd_ioctl_data *data)
116 __u32 len = __ALIGN_KERNEL(sizeof(*data), 8);
118 len += __ALIGN_KERNEL(data->ioc_inllen1, 8);
119 len += __ALIGN_KERNEL(data->ioc_inllen2, 8);
120 len += __ALIGN_KERNEL(data->ioc_inllen3, 8);
121 len += __ALIGN_KERNEL(data->ioc_inllen4, 8);
127 * OBD_IOC_DATA_TYPE is only for compatibility reasons with older
128 * Linux Lustre user tools. New ioctls should NOT use this macro as
129 * the ioctl "size". Instead the ioctl should get a "size" argument
130 * which is the actual data type used by the ioctl, to ensure the
131 * ioctl interface is versioned correctly.
133 #define OBD_IOC_DATA_TYPE long
135 #define OBD_IOC_CREATE _IOWR('f', 101, OBD_IOC_DATA_TYPE)
136 #define OBD_IOC_DESTROY _IOW('f', 104, OBD_IOC_DATA_TYPE)
137 /* OBD_IOC_PREALLOCATE _IOWR('f', 105, OBD_IOC_DATA_TYPE) */
139 #define OBD_IOC_SETATTR _IOW('f', 107, OBD_IOC_DATA_TYPE)
140 #define OBD_IOC_GETATTR _IOWR('f', 108, OBD_IOC_DATA_TYPE)
141 #define OBD_IOC_READ _IOWR('f', 109, OBD_IOC_DATA_TYPE)
142 #define OBD_IOC_WRITE _IOWR('f', 110, OBD_IOC_DATA_TYPE)
144 #define OBD_IOC_STATFS _IOWR('f', 113, OBD_IOC_DATA_TYPE)
145 #define OBD_IOC_SYNC _IOW('f', 114, OBD_IOC_DATA_TYPE)
147 #define OBD_IOC_BRW_READ _IOWR('f', 125, OBD_IOC_DATA_TYPE)
148 #define OBD_IOC_BRW_WRITE _IOWR('f', 126, OBD_IOC_DATA_TYPE)
149 #define OBD_IOC_NAME2DEV _IOWR('f', 127, OBD_IOC_DATA_TYPE)
150 #define OBD_IOC_GETDTNAME _IOR('f', 127, char[MAX_OBD_NAME])
151 /* ioctl codes 128-143 are reserved for fsverity */
152 #define OBD_IOC_UUID2DEV _IOWR('f', 130, OBD_IOC_DATA_TYPE)
153 #define OBD_IOC_GETNAME_OLD _IOWR('f', 131, OBD_IOC_DATA_TYPE)
154 #define OBD_IOC_GETMDNAME _IOR('f', 131, char[MAX_OBD_NAME])
155 /* OBD_IOC_LOV_GET_CONFIG _IOWR('f', 132, OBD_IOC_DATA_TYPE) until 2.14 */
156 #define OBD_IOC_CLIENT_RECOVER _IOW('f', 133, OBD_IOC_DATA_TYPE)
157 /* ioctl codes 128-143 are reserved for fsverity */
158 /* FS_IOC_ENABLE_VERITY _IOW('f', 133, struct fsverity_enable_arg) */
159 /* FS_IOC_MEASURE_VERITY _IOW('f', 134, struct fsverity_digest) */
160 /* was OBD_IOC_NO_TRANSNO _IOW('f', 140, OBD_IOC_DATA_TYPE) until 2.14 */
161 #define OBD_IOC_SET_READONLY _IOW('f', 141, OBD_IOC_DATA_TYPE)
162 #define OBD_IOC_ABORT_RECOVERY _IOR('f', 142, OBD_IOC_DATA_TYPE)
163 enum obd_abort_recovery_flags {
164 OBD_FLG_ABORT_RECOV_OST = 0x00008, /* LMD_FLG_ABORT_RECOV */
165 OBD_FLG_ABORT_RECOV_MDT = 0x40000, /* LMD_FLG_ABORT_RECOV_MDT */
167 /* ioctl codes 128-143 are reserved for fsverity */
168 #define OBD_GET_VERSION _IOWR('f', 144, OBD_IOC_DATA_TYPE)
169 /* OBD_IOC_GSS_SUPPORT _IOWR('f', 145, OBD_IOC_DATA_TYPE) */
170 /* OBD_IOC_CLOSE_UUID _IOWR('f', 147, OBD_IOC_DATA_TYPE) */
171 /* OBD_IOC_CHANGELOG_SEND _IOW('f', 148, OBD_IOC_DATA_TYPE) */
172 #define OBD_IOC_GETDEVICE _IOWR('f', 149, OBD_IOC_DATA_TYPE)
173 #define OBD_IOC_FID2PATH _IOWR('f', 150, OBD_IOC_DATA_TYPE)
174 /* lustre/lustre_user.h 151-153 */
175 /* OBD_IOC_LOV_SETSTRIPE 154 LL_IOC_LOV_SETSTRIPE */
176 /* OBD_IOC_LOV_GETSTRIPE 155 LL_IOC_LOV_GETSTRIPE */
177 /* OBD_IOC_LOV_SETEA 156 LL_IOC_LOV_SETEA */
178 /* lustre/lustre_user.h 157-159 */
179 /* OBD_IOC_QUOTACHECK _IOW('f', 160, int) */
180 /* OBD_IOC_POLL_QUOTACHECK _IOR('f', 161, struct if_quotacheck *) */
181 #define OBD_IOC_QUOTACTL _IOWR('f', 162, struct if_quotactl)
182 /* lustre/lustre_user.h 163-176 */
183 #define OBD_IOC_CHANGELOG_REG _IOW('f', 177, struct obd_ioctl_data)
184 #define OBD_IOC_CHANGELOG_DEREG _IOW('f', 178, struct obd_ioctl_data)
185 #define OBD_IOC_CHANGELOG_CLEAR _IOW('f', 179, struct obd_ioctl_data)
186 /* OBD_IOC_RECORD _IOWR('f', 180, OBD_IOC_DATA_TYPE) */
187 /* OBD_IOC_ENDRECORD _IOWR('f', 181, OBD_IOC_DATA_TYPE) */
188 /* OBD_IOC_PARSE _IOWR('f', 182, OBD_IOC_DATA_TYPE) */
189 /* OBD_IOC_DORECORD _IOWR('f', 183, OBD_IOC_DATA_TYPE) */
190 #define OBD_IOC_PROCESS_CFG _IOWR('f', 184, OBD_IOC_DATA_TYPE)
191 /* OBD_IOC_DUMP_LOG _IOWR('f', 185, OBD_IOC_DATA_TYPE) */
192 /* OBD_IOC_CLEAR_LOG _IOWR('f', 186, OBD_IOC_DATA_TYPE) */
193 #define OBD_IOC_PARAM _IOW('f', 187, OBD_IOC_DATA_TYPE)
194 #define OBD_IOC_POOL _IOWR('f', 188, OBD_IOC_DATA_TYPE)
195 #define OBD_IOC_REPLACE_NIDS _IOWR('f', 189, OBD_IOC_DATA_TYPE)
197 #define OBD_IOC_CATLOGLIST _IOWR('f', 190, OBD_IOC_DATA_TYPE)
198 #define OBD_IOC_LLOG_INFO _IOWR('f', 191, OBD_IOC_DATA_TYPE)
199 #define OBD_IOC_LLOG_PRINT _IOWR('f', 192, OBD_IOC_DATA_TYPE)
200 #define OBD_IOC_LLOG_CANCEL _IOWR('f', 193, OBD_IOC_DATA_TYPE)
201 #define OBD_IOC_LLOG_REMOVE _IOWR('f', 194, OBD_IOC_DATA_TYPE)
202 #define OBD_IOC_LLOG_CHECK _IOWR('f', 195, OBD_IOC_DATA_TYPE)
203 /* OBD_IOC_LLOG_CATINFO _IOWR('f', 196, OBD_IOC_DATA_TYPE) */
204 #define OBD_IOC_NODEMAP _IOWR('f', 197, OBD_IOC_DATA_TYPE)
205 #define OBD_IOC_CLEAR_CONFIGS _IOWR('f', 198, OBD_IOC_DATA_TYPE)
207 /* ECHO_IOC_GET_STRIPE _IOWR('f', 200, OBD_IOC_DATA_TYPE) */
208 /* ECHO_IOC_SET_STRIPE _IOWR('f', 201, OBD_IOC_DATA_TYPE) */
209 /* ECHO_IOC_ENQUEUE _IOWR('f', 202, OBD_IOC_DATA_TYPE) */
210 /* ECHO_IOC_CANCEL _IOWR('f', 203, OBD_IOC_DATA_TYPE) */
212 #define OBD_IOC_LCFG_FORK _IOWR('f', 208, OBD_IOC_DATA_TYPE)
213 #define OBD_IOC_LCFG_ERASE _IOWR('f', 209, OBD_IOC_DATA_TYPE)
214 #define OBD_IOC_GET_OBJ_VERSION _IOR('f', 210, OBD_IOC_DATA_TYPE)
216 /* lustre/lustre_user.h 211-220 */
217 /* was #define OBD_IOC_GET_MNTOPT _IOW('f', 220, mntopt_t) until 2.11 */
218 #define OBD_IOC_ECHO_MD _IOR('f', 221, struct obd_ioctl_data)
219 #define OBD_IOC_ECHO_ALLOC_SEQ _IOWR('f', 222, struct obd_ioctl_data)
220 #define OBD_IOC_START_LFSCK _IOWR('f', 230, OBD_IOC_DATA_TYPE)
221 #define OBD_IOC_STOP_LFSCK _IOW('f', 231, OBD_IOC_DATA_TYPE)
222 #define OBD_IOC_QUERY_LFSCK _IOR('f', 232, struct obd_ioctl_data)
223 #define OBD_IOC_CHLG_POLL _IOR('f', 233, long)
224 /* lustre/lustre_user.h 240-249 */
225 /* was LIBCFS_IOC_DEBUG_MASK _IOWR('f', 250, long) until 2.11 */
227 #define OBD_IOC_BARRIER _IOWR('f', 261, OBD_IOC_DATA_TYPE)
229 #define IOC_OSC_SET_ACTIVE _IOWR('h', 21, void *)
231 #endif /* _UAPI_LUSTRE_IOCTL_H */