int fld_index_init(struct lu_server_fld *fld,
const struct lu_env *env,
struct dt_device *dt)
{
struct dt_object *dt_obj;
struct lu_fid fid;
int rc;
ENTRY;
dt_obj = dt_store_open(env, dt, "", fld_index_name, &fid);
if (!IS_ERR(dt_obj)) {
fld->lsf_obj = dt_obj;
rc = dt_obj->do_ops->do_index_try(env, dt_obj,
&fld_index_features);
if (rc == 0) {
LASSERT(dt_obj->do_index_ops != NULL);
rc = fld_insert_igif_fld(fld, env);
if (rc != 0) {
CERROR("insert igif in fld! = %d\n", rc);
lu_object_put(env, &dt_obj->do_lu);
fld->lsf_obj = NULL;
}
} else
CERROR("%s: File \"%s\" is not an index!\n",
fld->lsf_name, fld_index_name);
} else {
CERROR("%s: Can't find \"%s\" obj %d\n",
fld->lsf_name, fld_index_name, (int)PTR_ERR(dt_obj));
rc = PTR_ERR(dt_obj);
}
RETURN(rc);
}
int fld_index_init(const struct lu_env *env, struct lu_server_fld *fld,
struct dt_device *dt)
{
struct dt_object *dt_obj = NULL;
struct lu_fid fid;
struct lu_attr *attr = NULL;
struct lu_seq_range *range = NULL;
struct fld_thread_info *info;
struct dt_object_format dof;
struct dt_it *it;
const struct dt_it_ops *iops;
int rc;
ENTRY;
info = lu_context_key_get(&env->le_ctx, &fld_thread_key);
LASSERT(info != NULL);
lu_local_obj_fid(&fid, FLD_INDEX_OID);
OBD_ALLOC_PTR(attr);
if (attr == NULL)
RETURN(-ENOMEM);
memset(attr, 0, sizeof(attr));
attr->la_valid = LA_MODE;
attr->la_mode = S_IFREG | 0666;
dof.dof_type = DFT_INDEX;
dof.u.dof_idx.di_feat = &fld_index_features;
dt_obj = dt_find_or_create(env, dt, &fid, &dof, attr);
if (IS_ERR(dt_obj)) {
rc = PTR_ERR(dt_obj);
CERROR("%s: Can't find \"%s\" obj %d\n", fld->lsf_name,
fld_index_name, rc);
dt_obj = NULL;
GOTO(out, rc);
}
fld->lsf_obj = dt_obj;
rc = dt_obj->do_ops->do_index_try(env, dt_obj, &fld_index_features);
if (rc == 0) {
LASSERT(dt_obj->do_index_ops != NULL);
mutex_lock(&fld->lsf_lock);
rc = fld_insert_igif_fld(fld, env);
mutex_unlock(&fld->lsf_lock);
if (rc != 0) {
CERROR("insert igif in fld! = %d\n", rc);
GOTO(out, rc);
}
} else {
CERROR("%s: File \"%s\" is not an index: rc = %d!\n",
fld->lsf_name, fld_index_name, rc);
GOTO(out, rc);
}
range = &info->fti_rec;
/* Load fld entry to cache */
iops = &dt_obj->do_index_ops->dio_it;
it = iops->init(env, dt_obj, 0, NULL);
if (IS_ERR(it))
GOTO(out, rc = PTR_ERR(it));
rc = iops->load(env, it, 0);
if (rc < 0)
GOTO(out_it_fini, rc);
do {
rc = iops->rec(env, it, (struct dt_rec *)range, 0);
if (rc != 0)
GOTO(out_it_fini, rc);
LASSERT(range != NULL);
range_be_to_cpu(range, range);
rc = fld_cache_insert(fld->lsf_cache, range);
if (rc != 0)
GOTO(out_it_fini, rc);
rc = iops->next(env, it);
} while (rc == 0);
rc = 0;
out_it_fini:
iops->fini(env, it);
out:
if (attr != NULL)
OBD_FREE_PTR(attr);
if (rc != 0) {
if (dt_obj != NULL)
lu_object_put(env, &dt_obj->do_lu);
fld->lsf_obj = NULL;
}
RETURN(rc);
}
