ENTRY;
+ /* Grant space for object precreation on the self export.
+ * This initial reserved space (i.e. 20MB for zfs and 560KB for ldiskfs)
+ * is enough to create 20k objects. It is then adapted based on the
+ * precreate request size (see ofd_grant_create()
+ */
+ ofd_grant_connect(env, dev->ld_obd->obd_self_export,
+ OST_MAX_PRECREATE * ofd->ofd_dt_conf.ddp_inodespace);
rc = next->ld_ops->ldo_recovery_complete(env, next);
RETURN(rc);
}
const char *dev = lustre_cfg_string(cfg, 0);
struct ofd_thread_info *info = NULL;
struct obd_device *obd;
+ struct obd_statfs *osfs;
int rc;
ENTRY;
m->ofd_raid_degraded = 0;
m->ofd_syncjournal = 0;
ofd_slc_set(m);
-
+ m->ofd_grant_compat_disable = 0;
+
+ /* statfs data */
+ cfs_spin_lock_init(&m->ofd_osfs_lock);
+ m->ofd_osfs_age = cfs_time_shift_64(-1000);
+ m->ofd_osfs_unstable = 0;
+ m->ofd_statfs_inflight = 0;
+ m->ofd_osfs_inflight = 0;
+
+ /* grant data */
+ cfs_spin_lock_init(&m->ofd_grant_lock);
+ m->ofd_tot_dirty = 0;
+ m->ofd_tot_granted = 0;
+ m->ofd_tot_pending = 0;
m->ofd_max_group = 0;
cfs_rwlock_init(&obd->u.filter.fo_sptlrpc_lock);
GOTO(err_lu_site, rc);
}
+ /* populate cached statfs data */
+ osfs = &ofd_info(env)->fti_u.osfs;
+ rc = ofd_statfs_internal(env, m, osfs, 0, NULL);
+ if (rc != 0) {
+ CERROR("%s: can't get statfs data, rc %d\n", obd->obd_name, rc);
+ GOTO(err_fini_stack, rc);
+ }
+ if (!IS_PO2(osfs->os_bsize)) {
+ CERROR("%s: blocksize (%d) is not a power of 2\n",
+ obd->obd_name, osfs->os_bsize);
+ GOTO(err_fini_stack, rc = -EPROTO);
+ }
+ m->ofd_blockbits = cfs_fls(osfs->os_bsize) - 1;
+
+ snprintf(info->fti_u.name, sizeof(info->fti_u.name), "filter-%p", m);
m->ofd_namespace = ldlm_namespace_new(obd, info->fti_u.name,
LDLM_NAMESPACE_SERVER,
LDLM_NAMESPACE_GREEDY,
dt_conf_get(env, m->ofd_osd, &m->ofd_dt_conf);
+ /* Allow at most ddp_grant_reserved% of the available filesystem space
+ * to be granted to clients, so that any errors in the grant overhead
+ * calculations do not allow granting more space to clients than can be
+ * written. Assumes that in aggregate the grant overhead calculations do
+ * not have more than ddp_grant_reserved% estimation error in them. */
+ m->ofd_grant_ratio =
+ ofd_grant_ratio_conv(m->ofd_dt_conf.ddp_grant_reserved);
+
rc = ofd_start(env, &m->ofd_dt_dev.dd_lu_dev);
if (rc)
GOTO(err_fini_stack, rc);