-/*
- * For md echo client
- */
-enum md_echo_cmd {
- ECHO_MD_CREATE = 1, /* Open/Create file on MDT */
- ECHO_MD_MKDIR = 2, /* Mkdir on MDT */
- ECHO_MD_DESTROY = 3, /* Unlink file on MDT */
- ECHO_MD_RMDIR = 4, /* Rmdir on MDT */
- ECHO_MD_LOOKUP = 5, /* Lookup on MDT */
- ECHO_MD_GETATTR = 6, /* Getattr on MDT */
- ECHO_MD_SETATTR = 7, /* Setattr on MDT */
- ECHO_MD_ALLOC_FID = 8, /* Get FIDs from MDT */
-};
-
-/*
- * OBD IOCTLS
- */
-#define OBD_IOCTL_VERSION 0x00010004
-
-struct obd_ioctl_data {
- __u32 ioc_len;
- __u32 ioc_version;
-
- union {
- __u64 ioc_cookie;
- __u64 ioc_u64_1;
- };
- union {
- __u32 ioc_conn1;
- __u32 ioc_u32_1;
- };
- union {
- __u32 ioc_conn2;
- __u32 ioc_u32_2;
- };
-
- struct obdo ioc_obdo1;
- struct obdo ioc_obdo2;
-
- obd_size ioc_count;
- obd_off ioc_offset;
- __u32 ioc_dev;
- __u32 ioc_command;
-
- __u64 ioc_nid;
- __u32 ioc_nal;
- __u32 ioc_type;
-
- /* buffers the kernel will treat as user pointers */
- __u32 ioc_plen1;
- char *ioc_pbuf1;
- __u32 ioc_plen2;
- char *ioc_pbuf2;
-
- /* inline buffers for various arguments */
- __u32 ioc_inllen1;
- char *ioc_inlbuf1;
- __u32 ioc_inllen2;
- char *ioc_inlbuf2;
- __u32 ioc_inllen3;
- char *ioc_inlbuf3;
- __u32 ioc_inllen4;
- char *ioc_inlbuf4;
-
- char ioc_bulk[0];
-};
-
-struct obd_ioctl_hdr {
- __u32 ioc_len;
- __u32 ioc_version;
-};
-
-static inline int obd_ioctl_packlen(struct obd_ioctl_data *data)
-{
- int len = cfs_size_round(sizeof(struct obd_ioctl_data));
- len += cfs_size_round(data->ioc_inllen1);
- len += cfs_size_round(data->ioc_inllen2);
- len += cfs_size_round(data->ioc_inllen3);
- len += cfs_size_round(data->ioc_inllen4);
- return len;
-}
-
-
-static inline int obd_ioctl_is_invalid(struct obd_ioctl_data *data)
-{
- if (data->ioc_len > (1<<30)) {
- CERROR("OBD ioctl: ioc_len larger than 1<<30\n");
- return 1;
- }
- if (data->ioc_inllen1 > (1<<30)) {
- CERROR("OBD ioctl: ioc_inllen1 larger than 1<<30\n");
- return 1;
- }
- if (data->ioc_inllen2 > (1<<30)) {
- CERROR("OBD ioctl: ioc_inllen2 larger than 1<<30\n");
- return 1;
- }
- if (data->ioc_inllen3 > (1<<30)) {
- CERROR("OBD ioctl: ioc_inllen3 larger than 1<<30\n");
- return 1;
- }
- if (data->ioc_inllen4 > (1<<30)) {
- CERROR("OBD ioctl: ioc_inllen4 larger than 1<<30\n");
- return 1;
- }
- if (data->ioc_inlbuf1 && !data->ioc_inllen1) {
- CERROR("OBD ioctl: inlbuf1 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_inlbuf2 && !data->ioc_inllen2) {
- CERROR("OBD ioctl: inlbuf2 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_inlbuf3 && !data->ioc_inllen3) {
- CERROR("OBD ioctl: inlbuf3 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_inlbuf4 && !data->ioc_inllen4) {
- CERROR("OBD ioctl: inlbuf4 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_pbuf1 && !data->ioc_plen1) {
- CERROR("OBD ioctl: pbuf1 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_pbuf2 && !data->ioc_plen2) {
- CERROR("OBD ioctl: pbuf2 pointer but 0 length\n");
- return 1;
- }
- if (data->ioc_plen1 && !data->ioc_pbuf1) {
- CERROR("OBD ioctl: plen1 set but NULL pointer\n");
- return 1;
- }
- if (data->ioc_plen2 && !data->ioc_pbuf2) {
- CERROR("OBD ioctl: plen2 set but NULL pointer\n");
- return 1;
- }
- if (obd_ioctl_packlen(data) > data->ioc_len) {
- CERROR("OBD ioctl: packlen exceeds ioc_len (%d > %d)\n",
- obd_ioctl_packlen(data), data->ioc_len);
- return 1;
- }
- return 0;
-}
-
-#ifndef __KERNEL__
-static inline int obd_ioctl_pack(struct obd_ioctl_data *data, char **pbuf,
- int max)
-{
- char *ptr;
- struct obd_ioctl_data *overlay;
- data->ioc_len = obd_ioctl_packlen(data);
- data->ioc_version = OBD_IOCTL_VERSION;
-
- if (*pbuf && data->ioc_len > max) {
- fprintf(stderr, "pbuf %p ioc_len %u max %d\n", *pbuf,
- data->ioc_len, max);
- return -EINVAL;
- }
- if (*pbuf == NULL) {
- *pbuf = malloc(data->ioc_len);
- }
- if (!*pbuf)
- return -ENOMEM;
- overlay = (struct obd_ioctl_data *)*pbuf;
- memcpy(*pbuf, data, sizeof(*data));
-
- ptr = overlay->ioc_bulk;
- if (data->ioc_inlbuf1)
- LOGL(data->ioc_inlbuf1, data->ioc_inllen1, ptr);
- if (data->ioc_inlbuf2)
- LOGL(data->ioc_inlbuf2, data->ioc_inllen2, ptr);
- if (data->ioc_inlbuf3)
- LOGL(data->ioc_inlbuf3, data->ioc_inllen3, ptr);
- if (data->ioc_inlbuf4)
- LOGL(data->ioc_inlbuf4, data->ioc_inllen4, ptr);
- if (obd_ioctl_is_invalid(overlay)) {
- fprintf(stderr, "ioc_len %u max %d\n",
- data->ioc_len, max);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static inline int obd_ioctl_unpack(struct obd_ioctl_data *data, char *pbuf,
- int max)
-{
- char *ptr;
- struct obd_ioctl_data *overlay;
-
- if (!pbuf)
- return 1;
- overlay = (struct obd_ioctl_data *)pbuf;
-
- /* Preserve the caller's buffer pointers */
- overlay->ioc_inlbuf1 = data->ioc_inlbuf1;
- overlay->ioc_inlbuf2 = data->ioc_inlbuf2;
- overlay->ioc_inlbuf3 = data->ioc_inlbuf3;
- overlay->ioc_inlbuf4 = data->ioc_inlbuf4;
-
- memcpy(data, pbuf, sizeof(*data));
-
- ptr = overlay->ioc_bulk;
- if (data->ioc_inlbuf1)
- LOGU(data->ioc_inlbuf1, data->ioc_inllen1, ptr);
- if (data->ioc_inlbuf2)
- LOGU(data->ioc_inlbuf2, data->ioc_inllen2, ptr);
- if (data->ioc_inlbuf3)
- LOGU(data->ioc_inlbuf3, data->ioc_inllen3, ptr);
- if (data->ioc_inlbuf4)
- LOGU(data->ioc_inlbuf4, data->ioc_inllen4, ptr);
-
- return 0;
-}
-#endif
-
-#include <obd_support.h>
-
-#ifdef __KERNEL__
-/* function defined in lustre/obdclass/<platform>/<platform>-module.c */
-int obd_ioctl_getdata(char **buf, int *len, void *arg);
-int obd_ioctl_popdata(void *arg, void *data, int len);
-#else
-/* buffer MUST be at least the size of obd_ioctl_hdr */
-static inline int obd_ioctl_getdata(char **buf, int *len, void *arg)
-{
- struct obd_ioctl_hdr hdr;
- struct obd_ioctl_data *data;
- int err;
- int offset = 0;
- ENTRY;
-
- err = copy_from_user(&hdr, (void *)arg, sizeof(hdr));
- if (err)
- RETURN(err);
-
- if (hdr.ioc_version != OBD_IOCTL_VERSION) {
- CERROR("Version mismatch kernel vs application\n");
- RETURN(-EINVAL);
- }
-
- if (hdr.ioc_len > OBD_MAX_IOCTL_BUFFER) {
- CERROR("User buffer len %d exceeds %d max buffer\n",
- hdr.ioc_len, OBD_MAX_IOCTL_BUFFER);
- RETURN(-EINVAL);
- }
-
- if (hdr.ioc_len < sizeof(struct obd_ioctl_data)) {
- CERROR("User buffer too small for ioctl (%d)\n", hdr.ioc_len);
- RETURN(-EINVAL);
- }
-
- OBD_ALLOC_LARGE(*buf, hdr.ioc_len);
- if (*buf == NULL) {
- CERROR("Cannot allocate control buffer of len %d\n",
- hdr.ioc_len);
- RETURN(-EINVAL);
- }
- *len = hdr.ioc_len;
- data = (struct obd_ioctl_data *)*buf;
-
- err = copy_from_user(*buf, (void *)arg, hdr.ioc_len);
- if (err) {
- OBD_FREE_LARGE(*buf, hdr.ioc_len);
- RETURN(err);
- }
-
- if (obd_ioctl_is_invalid(data)) {
- CERROR("ioctl not correctly formatted\n");
- OBD_FREE_LARGE(*buf, hdr.ioc_len);
- RETURN(-EINVAL);
- }
-
- if (data->ioc_inllen1) {
- data->ioc_inlbuf1 = &data->ioc_bulk[0];
- offset += cfs_size_round(data->ioc_inllen1);
- }
-
- if (data->ioc_inllen2) {
- data->ioc_inlbuf2 = &data->ioc_bulk[0] + offset;
- offset += cfs_size_round(data->ioc_inllen2);
- }
-
- if (data->ioc_inllen3) {
- data->ioc_inlbuf3 = &data->ioc_bulk[0] + offset;
- offset += cfs_size_round(data->ioc_inllen3);
- }
-
- if (data->ioc_inllen4) {
- data->ioc_inlbuf4 = &data->ioc_bulk[0] + offset;
- }
-
- RETURN(0);
-}
-
-static inline int obd_ioctl_popdata(void *arg, void *data, int len)
-{
- int err = copy_to_user(arg, data, len);
- if (err)
- err = -EFAULT;
- return err;
-}
-#endif
-
-static inline void obd_ioctl_freedata(char *buf, int len)
-{
- ENTRY;
-
- OBD_FREE_LARGE(buf, len);
- EXIT;
- return;
-}
-
-/*
- * BSD ioctl description:
- * #define IOC_V1 _IOR(g, n1, long)
- * #define IOC_V2 _IOW(g, n2, long)
- *
- * ioctl(f, IOC_V1, arg);
- * arg will be treated as a long value,
- *
- * ioctl(f, IOC_V2, arg)
- * arg will be treated as a pointer, bsd will call
- * copyin(buf, arg, sizeof(long))
- *
- * To make BSD ioctl handles argument correctly and simplely,
- * we change _IOR to _IOWR so BSD will copyin obd_ioctl_data
- * for us. Does this change affect Linux? (XXX Liang)
- */
-#define OBD_IOC_CREATE _IOWR('f', 101, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_DESTROY _IOW ('f', 104, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PREALLOCATE _IOWR('f', 105, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_SETATTR _IOW ('f', 107, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_GETATTR _IOWR ('f', 108, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_READ _IOWR('f', 109, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_WRITE _IOWR('f', 110, OBD_IOC_DATA_TYPE)
-
-
-#define OBD_IOC_STATFS _IOWR('f', 113, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_SYNC _IOW ('f', 114, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_READ2 _IOWR('f', 115, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_FORMAT _IOWR('f', 116, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PARTITION _IOWR('f', 117, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_COPY _IOWR('f', 120, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_MIGR _IOWR('f', 121, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PUNCH _IOWR('f', 122, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_MODULE_DEBUG _IOWR('f', 124, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_BRW_READ _IOWR('f', 125, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_BRW_WRITE _IOWR('f', 126, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_NAME2DEV _IOWR('f', 127, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_UUID2DEV _IOWR('f', 130, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_GETNAME _IOWR('f', 131, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_GETMDNAME _IOR('f', 131, char[MAX_OBD_NAME])
-#define OBD_IOC_GETDTNAME OBD_IOC_GETNAME
-
-#define OBD_IOC_LOV_GET_CONFIG _IOWR('f', 132, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_CLIENT_RECOVER _IOW ('f', 133, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PING_TARGET _IOW ('f', 136, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_DEC_FS_USE_COUNT _IO ('f', 139 )
-#define OBD_IOC_NO_TRANSNO _IOW ('f', 140, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_SET_READONLY _IOW ('f', 141, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_ABORT_RECOVERY _IOR ('f', 142, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_ROOT_SQUASH _IOWR('f', 143, OBD_IOC_DATA_TYPE)
-
-#define OBD_GET_VERSION _IOWR ('f', 144, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_GSS_SUPPORT _IOWR('f', 145, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_CLOSE_UUID _IOWR ('f', 147, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_CHANGELOG_SEND _IOW ('f', 148, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_GETDEVICE _IOWR ('f', 149, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_FID2PATH _IOWR ('f', 150, OBD_IOC_DATA_TYPE)
-/* see also <lustre/lustre_user.h> for ioctls 151-153 */
-/* OBD_IOC_LOV_SETSTRIPE: See also LL_IOC_LOV_SETSTRIPE */
-#define OBD_IOC_LOV_SETSTRIPE _IOW ('f', 154, OBD_IOC_DATA_TYPE)
-/* OBD_IOC_LOV_GETSTRIPE: See also LL_IOC_LOV_GETSTRIPE */
-#define OBD_IOC_LOV_GETSTRIPE _IOW ('f', 155, OBD_IOC_DATA_TYPE)
-/* OBD_IOC_LOV_SETEA: See also LL_IOC_LOV_SETEA */
-#define OBD_IOC_LOV_SETEA _IOW ('f', 156, OBD_IOC_DATA_TYPE)
-/* see <lustre/lustre_user.h> for ioctls 157-159 */
-/* OBD_IOC_QUOTACHECK: See also LL_IOC_QUOTACHECK */
-#define OBD_IOC_QUOTACHECK _IOW ('f', 160, int)
-/* OBD_IOC_POLL_QUOTACHECK: See also LL_IOC_POLL_QUOTACHECK */
-#define OBD_IOC_POLL_QUOTACHECK _IOR ('f', 161, struct if_quotacheck *)
-/* OBD_IOC_QUOTACTL: See also LL_IOC_QUOTACTL */
-#define OBD_IOC_QUOTACTL _IOWR('f', 162, struct if_quotactl)
-/* see also <lustre/lustre_user.h> for ioctls 163-176 */
-#define OBD_IOC_CHANGELOG_REG _IOW ('f', 177, struct obd_ioctl_data)
-#define OBD_IOC_CHANGELOG_DEREG _IOW ('f', 178, struct obd_ioctl_data)
-#define OBD_IOC_CHANGELOG_CLEAR _IOW ('f', 179, struct obd_ioctl_data)
-#define OBD_IOC_RECORD _IOWR('f', 180, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_ENDRECORD _IOWR('f', 181, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PARSE _IOWR('f', 182, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_DORECORD _IOWR('f', 183, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PROCESS_CFG _IOWR('f', 184, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_DUMP_LOG _IOWR('f', 185, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_CLEAR_LOG _IOWR('f', 186, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_PARAM _IOW ('f', 187, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_POOL _IOWR('f', 188, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_REPLACE_NIDS _IOWR('f', 189, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_CATLOGLIST _IOWR('f', 190, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_LLOG_INFO _IOWR('f', 191, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_LLOG_PRINT _IOWR('f', 192, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_LLOG_CANCEL _IOWR('f', 193, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_LLOG_REMOVE _IOWR('f', 194, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_LLOG_CHECK _IOWR('f', 195, OBD_IOC_DATA_TYPE)
-/* OBD_IOC_LLOG_CATINFO is deprecated */
-#define OBD_IOC_LLOG_CATINFO _IOWR('f', 196, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_NODEMAP _IOWR('f', 197, OBD_IOC_DATA_TYPE)
-
-#define ECHO_IOC_GET_STRIPE _IOWR('f', 200, OBD_IOC_DATA_TYPE)
-#define ECHO_IOC_SET_STRIPE _IOWR('f', 201, OBD_IOC_DATA_TYPE)
-#define ECHO_IOC_ENQUEUE _IOWR('f', 202, OBD_IOC_DATA_TYPE)
-#define ECHO_IOC_CANCEL _IOWR('f', 203, OBD_IOC_DATA_TYPE)
-
-#define OBD_IOC_GET_OBJ_VERSION _IOR('f', 210, OBD_IOC_DATA_TYPE)
-
-/* <lustre/lustre_user.h> defines ioctl number 218-219 */
-#define OBD_IOC_GET_MNTOPT _IOW('f', 220, mntopt_t)
-#define OBD_IOC_ECHO_MD _IOR('f', 221, struct obd_ioctl_data)
-#define OBD_IOC_ECHO_ALLOC_SEQ _IOWR('f', 222, struct obd_ioctl_data)
-#define OBD_IOC_START_LFSCK _IOWR('f', 230, OBD_IOC_DATA_TYPE)
-#define OBD_IOC_STOP_LFSCK _IOW('f', 231, OBD_IOC_DATA_TYPE)
-
-/* XXX _IOWR('f', 250, long) has been defined in
- * libcfs/include/libcfs/libcfs_private.h for debug, don't use it
- */
-
git://git.whamcloud.com / fs / lustre-release.git / commitdiff