static int mdt_ioc_version_get(struct mdt_thread_info *mti, void *karg)
{
- struct obd_ioctl_data *data = karg;
- struct lu_fid *fid = (struct lu_fid *)data->ioc_inlbuf1;
- __u64 version;
- struct mdt_object *obj;
- struct mdt_lock_handle *lh;
- int rc;
- ENTRY;
+ struct obd_ioctl_data *data = karg;
+ struct lu_fid *fid;
+ __u64 version;
+ struct mdt_object *obj;
+ struct mdt_lock_handle *lh;
+ int rc;
+ ENTRY;
- CDEBUG(D_IOCTL, "getting version for "DFID"\n", PFID(fid));
- if (!fid_is_sane(fid))
- RETURN(-EINVAL);
+ if (data->ioc_inlbuf1 == NULL || data->ioc_inllen1 != sizeof(*fid) ||
+ data->ioc_inlbuf2 == NULL || data->ioc_inllen2 != sizeof(version))
+ RETURN(-EINVAL);
+
+ fid = (struct lu_fid *)data->ioc_inlbuf1;
+
+ if (!fid_is_sane(fid))
+ RETURN(-EINVAL);
+
+ CDEBUG(D_IOCTL, "getting version for "DFID"\n", PFID(fid));
lh = &mti->mti_lh[MDT_LH_PARENT];
mdt_lock_reg_init(lh, LCK_CR);
return rc;
}
+static int ofd_ioc_get_obj_version(const struct lu_env *env,
+ struct ofd_device *ofd, void *karg)
+{
+ struct obd_ioctl_data *data = karg;
+ struct lu_fid fid;
+ struct ofd_object *fo;
+ dt_obj_version_t version;
+ int rc = 0;
+
+ ENTRY;
+
+ if (data->ioc_inlbuf2 == NULL || data->ioc_inllen2 != sizeof(version))
+ GOTO(out, rc = -EINVAL);
+
+ if (data->ioc_inlbuf1 != NULL && data->ioc_inllen1 == sizeof(fid)) {
+ fid = *(struct lu_fid *)data->ioc_inlbuf1;
+ } else if (data->ioc_inlbuf3 != NULL &&
+ data->ioc_inllen3 == sizeof(__u64) &&
+ data->ioc_inlbuf4 != NULL &&
+ data->ioc_inllen4 == sizeof(__u64)) {
+ struct ost_id ostid;
+
+ ostid.oi_id = *(__u64 *)data->ioc_inlbuf3;
+ ostid.oi_seq = *(__u64 *)data->ioc_inlbuf4;
+ rc = fid_ostid_unpack(&fid, &ostid, 0);
+ if (rc != 0)
+ GOTO(out, rc);
+ } else {
+ GOTO(out, rc = -EINVAL);
+ }
+
+ if (!fid_is_sane(&fid))
+ GOTO(out, rc = -EINVAL);
+
+ fo = ofd_object_find(env, ofd, &fid);
+ if (IS_ERR(fo))
+ GOTO(out, rc = PTR_ERR(fo));
+
+ if (!ofd_object_exists(fo))
+ GOTO(out_fo, rc = -ENOENT);
+
+ if (lu_object_remote(&fo->ofo_obj.do_lu))
+ GOTO(out_fo, rc = -EREMOTE);
+
+ version = dt_version_get(env, ofd_object_child(fo));
+ if (version == 0)
+ GOTO(out_fo, rc = -EIO);
+
+ *(dt_obj_version_t *)data->ioc_inlbuf2 = version;
+
+ EXIT;
+out_fo:
+ ofd_object_put(env, fo);
+out:
+ return rc;
+}
+
int ofd_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
void *karg, void *uarg)
{
ENTRY;
CDEBUG(D_IOCTL, "handling ioctl cmd %#x\n", cmd);
- rc = lu_env_init(&env, LCT_LOCAL);
+ rc = lu_env_init(&env, LCT_DT_THREAD);
if (rc)
RETURN(rc);
if (rc == 0)
rc = dt_ro(&env, ofd->ofd_osd);
break;
+ case OBD_IOC_GET_OBJ_VERSION:
+ rc = ofd_ioc_get_obj_version(&env, ofd, karg);
+ break;
default:
CERROR("%s: not supported cmd = %d\n", obd->obd_name, cmd);
rc = -ENOTTY;
"usage: memhog <page count> [<gfp flags>]"},
{"getobjversion", jt_get_obj_version, 0,
"get the version of an object on servers\n"
- "usage: getobjversion <fid>"},
+ "usage: getobjversion <fid>\n"
+ " getobjversion -i <id> -g <group>"},
/* LFSCK commands */
{"==== LFSCK ====", jt_noop, 0, "LFSCK"},
int jt_get_obj_version(int argc, char **argv)
{
- struct lu_fid fid;
- struct obd_ioctl_data data;
- __u64 version;
- char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf, *fidstr;
- int rc;
+ struct lu_fid fid;
+ struct obd_ioctl_data data;
+ __u64 version, id = ULLONG_MAX, group = ULLONG_MAX;
+ char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf, *fidstr;
+ int rc, c;
+
+ while ((c = getopt(argc, argv, "i:g:")) != -1) {
+ switch (c) {
+ case 'i':
+ id = strtoull(optarg, NULL, 0);
+ break;
+ case 'g':
+ group = strtoull(optarg, NULL, 0);
+ break;
+ default:
+ return CMD_HELP;
+ }
+ }
- if (argc != 2)
- return CMD_HELP;
+ argc -= optind;
+ argv += optind;
- fidstr = argv[1];
- while (*fidstr == '[')
- fidstr++;
- sscanf(fidstr, SFID, RFID(&fid));
- if (!fid_is_sane(&fid)) {
- fprintf(stderr, "bad FID format [%s], should be "DFID"\n",
- fidstr, (__u64)1, 2, 0);
- return -EINVAL;
- }
+ if (!(id != ULLONG_MAX && group != ULLONG_MAX && argc == 0) &&
+ !(id == ULLONG_MAX && group == ULLONG_MAX && argc == 1))
+ return CMD_HELP;
- memset(&data, 0, sizeof data);
- data.ioc_dev = cur_device;
- data.ioc_inlbuf1 = (char *) &fid;
- data.ioc_inllen1 = sizeof fid;
- data.ioc_inlbuf2 = (char *) &version;
- data.ioc_inllen2 = sizeof version;
+ memset(&data, 0, sizeof data);
+ data.ioc_dev = cur_device;
+ if (argc == 1) {
+ fidstr = *argv;
+ while (*fidstr == '[')
+ fidstr++;
+ sscanf(fidstr, SFID, RFID(&fid));
+
+ data.ioc_inlbuf1 = (char *) &fid;
+ data.ioc_inllen1 = sizeof fid;
+ } else {
+ data.ioc_inlbuf3 = (char *) &id;
+ data.ioc_inllen3 = sizeof id;
+ data.ioc_inlbuf4 = (char *) &group;
+ data.ioc_inllen4 = sizeof group;
+ }
+ data.ioc_inlbuf2 = (char *) &version;
+ data.ioc_inllen2 = sizeof version;
memset(buf, 0, sizeof *buf);
rc = obd_ioctl_pack(&data, &buf, sizeof rawbuf);