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8 * as published by the Free Software Foundation.
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11 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
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18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
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>
36 #if !defined(__KERNEL__) && !defined(LUSTRE_UTILS)
37 # error This file is for Lustre internal use only.
41 * sparse kernel source annotations
48 ECHO_MD_CREATE = 1, /* Open/Create file on MDT */
49 ECHO_MD_MKDIR = 2, /* Mkdir on MDT */
50 ECHO_MD_DESTROY = 3, /* Unlink file on MDT */
51 ECHO_MD_RMDIR = 4, /* Rmdir on MDT */
52 ECHO_MD_LOOKUP = 5, /* Lookup on MDT */
53 ECHO_MD_GETATTR = 6, /* Getattr on MDT */
54 ECHO_MD_SETATTR = 7, /* Setattr on MDT */
55 ECHO_MD_ALLOC_FID = 8, /* Get FIDs from MDT */
59 #define OBD_DEV_NAME "obd"
60 #define OBD_DEV_PATH "/dev/" OBD_DEV_NAME
62 #define OBD_IOCTL_VERSION 0x00010004
63 #define OBD_DEV_BY_DEVNAME 0xffffd0de
65 struct obd_ioctl_data {
82 struct obdo ioc_obdo1;
83 struct obdo ioc_obdo2;
94 /* buffers the kernel will treat as user pointers */
96 char __user *ioc_pbuf1;
98 char __user *ioc_pbuf2;
100 /* inline buffers for various arguments */
113 struct obd_ioctl_hdr {
118 static inline __u32 obd_ioctl_packlen(struct obd_ioctl_data *data)
120 __u32 len = __ALIGN_KERNEL(sizeof(*data), 8);
122 len += __ALIGN_KERNEL(data->ioc_inllen1, 8);
123 len += __ALIGN_KERNEL(data->ioc_inllen2, 8);
124 len += __ALIGN_KERNEL(data->ioc_inllen3, 8);
125 len += __ALIGN_KERNEL(data->ioc_inllen4, 8);
131 * OBD_IOC_DATA_TYPE is only for compatibility reasons with older
132 * Linux Lustre user tools. New ioctls should NOT use this macro as
133 * the ioctl "size". Instead the ioctl should get a "size" argument
134 * which is the actual data type used by the ioctl, to ensure the
135 * ioctl interface is versioned correctly.
137 #define OBD_IOC_DATA_TYPE long
139 /* IOC_LDLM_TEST _IOWR('f', 40, long) */
140 /* IOC_LDLM_DUMP _IOWR('f', 41, long) */
141 /* IOC_LDLM_REGRESS_START _IOWR('f', 42, long) */
142 /* IOC_LDLM_REGRESS_STOP _IOWR('f', 43, long) */
144 #define OBD_IOC_CREATE _IOWR('f', 101, OBD_IOC_DATA_TYPE)
145 #define OBD_IOC_DESTROY _IOW('f', 104, OBD_IOC_DATA_TYPE)
146 /* OBD_IOC_PREALLOCATE _IOWR('f', 105, OBD_IOC_DATA_TYPE) */
148 #define OBD_IOC_SETATTR _IOW('f', 107, OBD_IOC_DATA_TYPE)
149 #define OBD_IOC_GETATTR _IOWR('f', 108, OBD_IOC_DATA_TYPE)
150 #define OBD_IOC_READ _IOWR('f', 109, OBD_IOC_DATA_TYPE)
151 #define OBD_IOC_WRITE _IOWR('f', 110, OBD_IOC_DATA_TYPE)
153 #define OBD_IOC_STATFS _IOWR('f', 113, OBD_IOC_DATA_TYPE)
154 #define OBD_IOC_SYNC _IOW('f', 114, OBD_IOC_DATA_TYPE)
155 /* OBD_IOC_READ2 _IOWR('f', 115, OBD_IOC_DATA_TYPE) */
156 /* OBD_IOC_FORMAT _IOWR('f', 116, OBD_IOC_DATA_TYPE) */
157 /* OBD_IOC_PARTITION _IOWR('f', 117, OBD_IOC_DATA_TYPE) */
158 /* OBD_IOC_COPY _IOWR('f', 120, OBD_IOC_DATA_TYPE) */
159 /* OBD_IOC_MIGR _IOWR('f', 121, OBD_IOC_DATA_TYPE) */
160 /* OBD_IOC_PUNCH _IOWR('f', 122, OBD_IOC_DATA_TYPE) */
162 /* OBD_IOC_MODULE_DEBUG _IOWR('f', 124, OBD_IOC_DATA_TYPE) */
163 #define OBD_IOC_BRW_READ _IOWR('f', 125, OBD_IOC_DATA_TYPE)
164 #define OBD_IOC_BRW_WRITE _IOWR('f', 126, OBD_IOC_DATA_TYPE)
165 #define OBD_IOC_NAME2DEV _IOWR('f', 127, OBD_IOC_DATA_TYPE)
166 #define OBD_IOC_UUID2DEV _IOWR('f', 130, OBD_IOC_DATA_TYPE)
167 #define OBD_IOC_GETNAME _IOWR('f', 131, OBD_IOC_DATA_TYPE)
168 #define OBD_IOC_GETMDNAME _IOR('f', 131, char[MAX_OBD_NAME])
169 #define OBD_IOC_GETDTNAME OBD_IOC_GETNAME
170 #define OBD_IOC_LOV_GET_CONFIG _IOWR('f', 132, OBD_IOC_DATA_TYPE)
171 #define OBD_IOC_CLIENT_RECOVER _IOW('f', 133, OBD_IOC_DATA_TYPE)
172 /* was OBD_IOC_PING_TARGET _IOW('f', 136, OBD_IOC_DATA_TYPE) until 2.11 */
174 /* OBD_IOC_DEC_FS_USE_COUNT _IO('f', 139) */
175 #define OBD_IOC_NO_TRANSNO _IOW('f', 140, OBD_IOC_DATA_TYPE)
176 #define OBD_IOC_SET_READONLY _IOW('f', 141, OBD_IOC_DATA_TYPE)
177 #define OBD_IOC_ABORT_RECOVERY _IOR('f', 142, OBD_IOC_DATA_TYPE)
178 /* OBD_IOC_ROOT_SQUASH _IOWR('f', 143, OBD_IOC_DATA_TYPE) */
179 #define OBD_GET_VERSION _IOWR('f', 144, OBD_IOC_DATA_TYPE)
180 /* OBD_IOC_GSS_SUPPORT _IOWR('f', 145, OBD_IOC_DATA_TYPE) */
181 /* OBD_IOC_CLOSE_UUID _IOWR('f', 147, OBD_IOC_DATA_TYPE) */
182 /* OBD_IOC_CHANGELOG_SEND _IOW('f', 148, OBD_IOC_DATA_TYPE) */
183 #define OBD_IOC_GETDEVICE _IOWR('f', 149, OBD_IOC_DATA_TYPE)
184 #define OBD_IOC_FID2PATH _IOWR('f', 150, OBD_IOC_DATA_TYPE)
185 /* lustre/lustre_user.h 151-153 */
186 /* OBD_IOC_LOV_SETSTRIPE 154 LL_IOC_LOV_SETSTRIPE */
187 /* OBD_IOC_LOV_GETSTRIPE 155 LL_IOC_LOV_GETSTRIPE */
188 /* OBD_IOC_LOV_SETEA 156 LL_IOC_LOV_SETEA */
189 /* lustre/lustre_user.h 157-159 */
190 /* OBD_IOC_QUOTACHECK _IOW('f', 160, int) */
191 /* OBD_IOC_POLL_QUOTACHECK _IOR('f', 161, struct if_quotacheck *) */
192 #define OBD_IOC_QUOTACTL _IOWR('f', 162, struct if_quotactl)
193 /* lustre/lustre_user.h 163-176 */
194 #define OBD_IOC_CHANGELOG_REG _IOW('f', 177, struct obd_ioctl_data)
195 #define OBD_IOC_CHANGELOG_DEREG _IOW('f', 178, struct obd_ioctl_data)
196 #define OBD_IOC_CHANGELOG_CLEAR _IOW('f', 179, struct obd_ioctl_data)
197 /* OBD_IOC_RECORD _IOWR('f', 180, OBD_IOC_DATA_TYPE) */
198 /* OBD_IOC_ENDRECORD _IOWR('f', 181, OBD_IOC_DATA_TYPE) */
199 /* OBD_IOC_PARSE _IOWR('f', 182, OBD_IOC_DATA_TYPE) */
200 /* OBD_IOC_DORECORD _IOWR('f', 183, OBD_IOC_DATA_TYPE) */
201 #define OBD_IOC_PROCESS_CFG _IOWR('f', 184, OBD_IOC_DATA_TYPE)
202 /* OBD_IOC_DUMP_LOG _IOWR('f', 185, OBD_IOC_DATA_TYPE) */
203 /* OBD_IOC_CLEAR_LOG _IOWR('f', 186, OBD_IOC_DATA_TYPE) */
204 #define OBD_IOC_PARAM _IOW('f', 187, OBD_IOC_DATA_TYPE)
205 #define OBD_IOC_POOL _IOWR('f', 188, OBD_IOC_DATA_TYPE)
206 #define OBD_IOC_REPLACE_NIDS _IOWR('f', 189, OBD_IOC_DATA_TYPE)
208 #define OBD_IOC_CATLOGLIST _IOWR('f', 190, OBD_IOC_DATA_TYPE)
209 #define OBD_IOC_LLOG_INFO _IOWR('f', 191, OBD_IOC_DATA_TYPE)
210 #define OBD_IOC_LLOG_PRINT _IOWR('f', 192, OBD_IOC_DATA_TYPE)
211 #define OBD_IOC_LLOG_CANCEL _IOWR('f', 193, OBD_IOC_DATA_TYPE)
212 #define OBD_IOC_LLOG_REMOVE _IOWR('f', 194, OBD_IOC_DATA_TYPE)
213 #define OBD_IOC_LLOG_CHECK _IOWR('f', 195, OBD_IOC_DATA_TYPE)
214 /* OBD_IOC_LLOG_CATINFO _IOWR('f', 196, OBD_IOC_DATA_TYPE) */
215 #define OBD_IOC_NODEMAP _IOWR('f', 197, OBD_IOC_DATA_TYPE)
216 #define OBD_IOC_CLEAR_CONFIGS _IOWR('f', 198, OBD_IOC_DATA_TYPE)
218 /* ECHO_IOC_GET_STRIPE _IOWR('f', 200, OBD_IOC_DATA_TYPE) */
219 /* ECHO_IOC_SET_STRIPE _IOWR('f', 201, OBD_IOC_DATA_TYPE) */
220 /* ECHO_IOC_ENQUEUE _IOWR('f', 202, OBD_IOC_DATA_TYPE) */
221 /* ECHO_IOC_CANCEL _IOWR('f', 203, OBD_IOC_DATA_TYPE) */
223 #define OBD_IOC_LCFG_FORK _IOWR('f', 208, OBD_IOC_DATA_TYPE)
224 #define OBD_IOC_LCFG_ERASE _IOWR('f', 209, OBD_IOC_DATA_TYPE)
225 #define OBD_IOC_GET_OBJ_VERSION _IOR('f', 210, OBD_IOC_DATA_TYPE)
227 /* lustre/lustre_user.h 211-220 */
228 /* was #define OBD_IOC_GET_MNTOPT _IOW('f', 220, mntopt_t) until 2.11 */
229 #define OBD_IOC_ECHO_MD _IOR('f', 221, struct obd_ioctl_data)
230 #define OBD_IOC_ECHO_ALLOC_SEQ _IOWR('f', 222, struct obd_ioctl_data)
231 #define OBD_IOC_START_LFSCK _IOWR('f', 230, OBD_IOC_DATA_TYPE)
232 #define OBD_IOC_STOP_LFSCK _IOW('f', 231, OBD_IOC_DATA_TYPE)
233 #define OBD_IOC_QUERY_LFSCK _IOR('f', 232, struct obd_ioctl_data)
234 #define OBD_IOC_CHLG_POLL _IOR('f', 233, long)
235 /* lustre/lustre_user.h 240-249 */
236 /* was LIBCFS_IOC_DEBUG_MASK _IOWR('f', 250, long) until 2.11 */
238 #define OBD_IOC_BARRIER _IOWR('f', 261, OBD_IOC_DATA_TYPE)
240 #define IOC_OSC_SET_ACTIVE _IOWR('h', 21, void *)
242 #endif /* _UAPI_LUSTRE_IOCTL_H */