ltd->ltd_refcount--;
if (ltd->ltd_refcount == 0 && ltd->ltd_death_row) {
struct lod_tgt_desc *tgt_desc, *tmp;
- struct list_head kill;
+ LIST_HEAD(kill);
CDEBUG(D_CONFIG, "destroying %d ltd desc\n",
ltd->ltd_death_row);
- INIT_LIST_HEAD(&kill);
-
ltd_foreach_tgt_safe(ltd, tgt_desc, tmp) {
LASSERT(tgt_desc);
if (!tgt_desc->ltd_reap)
continue;
list_add(&tgt_desc->ltd_kill, &kill);
- /*FIXME: only support ost pool for now */
- if (ltd == &lod->lod_ost_descs)
- lod_ost_pool_remove(<d->ltd_tgt_pool,
- tgt_desc->ltd_index);
+ lod_tgt_pool_remove(<d->ltd_tgt_pool,
+ tgt_desc->ltd_index);
ltd_del_tgt(ltd, tgt_desc);
ltd->ltd_death_row--;
}
if (rc)
GOTO(out_del_tgt, rc);
- if (for_ost) {
- /* pool is not supported for MDS stack yet */
- rc = lod_ost_pool_add(<d->ltd_tgt_pool, index,
- ltd->ltd_tgts_size);
- if (rc) {
- CERROR("%s: can't set up pool, failed with %d\n",
- obd->obd_name, rc);
- GOTO(out_del_tgt, rc);
- }
+ rc = lod_tgt_pool_add(<d->ltd_tgt_pool, index,
+ ltd->ltd_lov_desc.ld_tgt_count);
+ if (rc) {
+ CERROR("%s: can't set up pool, failed with %d\n",
+ obd->obd_name, rc);
+ GOTO(out_del_tgt, rc);
}
mutex_unlock(<d->ltd_mutex);
thread = LTD_TGT(ltd, index)->ltd_recovery_thread;
OBD_FREE_PTR(thread);
}
- lod_ost_pool_remove(<d->ltd_tgt_pool, index);
+ lod_tgt_pool_remove(<d->ltd_tgt_pool, index);
out_del_tgt:
ltd_del_tgt(ltd, tgt_desc);
out_mutex:
RETURN(rc);
}
}
+ /* Any stripe count is forbidden on DoM component */
+ if (lum->lmm_stripe_count) {
+ CDEBUG(D_LAYOUT,
+ "invalid DoM layout stripe count %u, must be 0\n",
+ le16_to_cpu(lum->lmm_stripe_count));
+ RETURN(-EINVAL);
+ }
+
+ /* Any pool is forbidden on DoM component */
+ if (lum->lmm_magic == LOV_USER_MAGIC_V3) {
+ struct lov_user_md_v3 *v3 = (void *)lum;
+
+ if (v3->lmm_pool_name[0] != '\0') {
+ CDEBUG(D_LAYOUT,
+ "DoM component cannot have pool assigned\n");
+ RETURN(-EINVAL);
+ }
+ }
}
prev_end = le64_to_cpu(ext->e_end);
}
}
+void lod_fix_lmv_desc_pattern(__u32 *val)
+{
+ if ((*val) && !lmv_is_known_hash_type(*val)) {
+ LCONSOLE_WARN("lod: Unknown md stripe pattern: %#x\n", *val);
+ *val = 0;
+ }
+}
+
void lod_fix_desc_qos_maxage(__u32 *val)
{
/* fix qos_maxage */
lod_fix_desc_qos_maxage(&desc->ld_qos_maxage);
}
+static void lod_fix_lmv_desc(struct lmv_desc *desc)
+{
+ desc->ld_active_tgt_count = 0;
+ lod_fix_desc_stripe_count(&desc->ld_default_stripe_count);
+ lod_fix_lmv_desc_pattern(&desc->ld_pattern);
+ lod_fix_desc_qos_maxage(&desc->ld_qos_maxage);
+}
+
/**
* Initialize the structures used to store pools and default striping.
*
desc->ld_active_tgt_count = 0;
lod->lod_ost_descs.ltd_lov_desc = *desc;
+ /* NB: config doesn't contain lmv_desc, alter it via sysfs. */
+ lod_fix_lmv_desc(&lod->lod_mdt_descs.ltd_lmv_desc);
+
lod->lod_sp_me = LUSTRE_SP_CLI;
/* Set up OST pool environment */
INIT_LIST_HEAD(&lod->lod_pool_list);
lod->lod_pool_count = 0;
- rc = lod_ost_pool_init(&lod->lod_ost_descs.ltd_tgt_pool, 0);
+ rc = lod_tgt_pool_init(&lod->lod_mdt_descs.ltd_tgt_pool, 0);
if (rc)
GOTO(out_hash, rc);
- rc = lod_ost_pool_init(&lod->lod_ost_descs.ltd_qos.lq_rr.lqr_pool, 0);
+
+ rc = lod_tgt_pool_init(&lod->lod_mdt_descs.ltd_qos.lq_rr.lqr_pool, 0);
+ if (rc)
+ GOTO(out_mdt_pool, rc);
+
+ rc = lod_tgt_pool_init(&lod->lod_ost_descs.ltd_tgt_pool, 0);
+ if (rc)
+ GOTO(out_mdt_rr_pool, rc);
+
+ rc = lod_tgt_pool_init(&lod->lod_ost_descs.ltd_qos.lq_rr.lqr_pool, 0);
if (rc)
- GOTO(out_pool_info, rc);
+ GOTO(out_ost_pool, rc);
RETURN(0);
-out_pool_info:
- lod_ost_pool_free(&lod->lod_ost_descs.ltd_tgt_pool);
+out_ost_pool:
+ lod_tgt_pool_free(&lod->lod_ost_descs.ltd_tgt_pool);
+out_mdt_rr_pool:
+ lod_tgt_pool_free(&lod->lod_mdt_descs.ltd_qos.lq_rr.lqr_pool);
+out_mdt_pool:
+ lod_tgt_pool_free(&lod->lod_mdt_descs.ltd_tgt_pool);
out_hash:
cfs_hash_putref(lod->lod_pools_hash_body);
}
cfs_hash_putref(lod->lod_pools_hash_body);
- lod_ost_pool_free(&(lod->lod_ost_descs.ltd_qos.lq_rr.lqr_pool));
- lod_ost_pool_free(&lod->lod_ost_descs.ltd_tgt_pool);
+ lod_tgt_pool_free(&lod->lod_ost_descs.ltd_qos.lq_rr.lqr_pool);
+ lod_tgt_pool_free(&lod->lod_ost_descs.ltd_tgt_pool);
+ lod_tgt_pool_free(&lod->lod_mdt_descs.ltd_qos.lq_rr.lqr_pool);
+ lod_tgt_pool_free(&lod->lod_mdt_descs.ltd_tgt_pool);
RETURN(0);
}