+static int lov_quotactl(struct obd_device *obd, struct obd_export *exp,
+ struct obd_quotactl *oqctl)
+{
+ struct lov_obd *lov = &obd->u.lov;
+ struct lov_tgt_desc *tgt;
+ __u64 curspace = 0;
+ __u64 bhardlimit = 0;
+ int i, rc = 0;
+ ENTRY;
+
+ if (oqctl->qc_cmd != LUSTRE_Q_QUOTAON &&
+ oqctl->qc_cmd != LUSTRE_Q_QUOTAOFF &&
+ oqctl->qc_cmd != Q_GETOQUOTA &&
+ oqctl->qc_cmd != Q_INITQUOTA &&
+ oqctl->qc_cmd != LUSTRE_Q_SETQUOTA &&
+ oqctl->qc_cmd != Q_FINVALIDATE) {
+ CERROR("bad quota opc %x for lov obd", oqctl->qc_cmd);
+ RETURN(-EFAULT);
+ }
+
+ /* for lov tgt */
+ obd_getref(obd);
+ for (i = 0; i < lov->desc.ld_tgt_count; i++) {
+ int err;
+
+ tgt = lov->lov_tgts[i];
+
+ if (!tgt)
+ continue;
+
+ if (!tgt->ltd_active || tgt->ltd_reap) {
+ if (oqctl->qc_cmd == Q_GETOQUOTA &&
+ lov->lov_tgts[i]->ltd_activate) {
+ rc = -EREMOTEIO;
+ CERROR("ost %d is inactive\n", i);
+ } else {
+ CDEBUG(D_HA, "ost %d is inactive\n", i);
+ }
+ continue;
+ }
+
+ err = obd_quotactl(tgt->ltd_exp, oqctl);
+ if (err) {
+ if (tgt->ltd_active && !rc)
+ rc = err;
+ continue;
+ }
+
+ if (oqctl->qc_cmd == Q_GETOQUOTA) {
+ curspace += oqctl->qc_dqblk.dqb_curspace;
+ bhardlimit += oqctl->qc_dqblk.dqb_bhardlimit;
+ }
+ }
+ obd_putref(obd);
+
+ if (oqctl->qc_cmd == Q_GETOQUOTA) {
+ oqctl->qc_dqblk.dqb_curspace = curspace;
+ oqctl->qc_dqblk.dqb_bhardlimit = bhardlimit;
+ }
+ RETURN(rc);
+}
+
+static int lov_quotacheck(struct obd_device *obd, struct obd_export *exp,
+ struct obd_quotactl *oqctl)
+{
+ struct lov_obd *lov = &obd->u.lov;
+ int i, rc = 0;
+ ENTRY;
+
+ obd_getref(obd);
+
+ for (i = 0; i < lov->desc.ld_tgt_count; i++) {
+ if (!lov->lov_tgts[i])
+ continue;
+
+ /* Skip quota check on the administratively disabled OSTs. */
+ if (!lov->lov_tgts[i]->ltd_activate) {
+ CWARN("lov idx %d was administratively disabled, "
+ "skip quotacheck on it.\n", i);
+ continue;
+ }
+
+ if (!lov->lov_tgts[i]->ltd_active) {
+ CERROR("lov idx %d inactive\n", i);
+ rc = -EIO;
+ goto out;
+ }
+ }
+
+ for (i = 0; i < lov->desc.ld_tgt_count; i++) {
+ int err;
+
+ if (!lov->lov_tgts[i] || !lov->lov_tgts[i]->ltd_activate)
+ continue;
+
+ err = obd_quotacheck(lov->lov_tgts[i]->ltd_exp, oqctl);
+ if (err && !rc)
+ rc = err;
+ }
+
+out:
+ obd_putref(obd);
+
+ RETURN(rc);
+}