diff options
| -rw-r--r-- | erts/emulator/beam/erl_node_tables.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index e2072fe30f..89b627aaf5 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -850,14 +850,15 @@ static Eterm AM_timer; static Eterm AM_delayed_delete_timer; static void setup_reference_table(void); -static Eterm reference_table_term(Uint **hpp, Uint *szp); +static Eterm reference_table_term(Uint **hpp, ErlOffHeap *ohp, Uint *szp); static void delete_reference_table(void); -#if BIG_UINT_HEAP_SIZE > 3 /* 2-tuple */ -#define ID_HEAP_SIZE BIG_UINT_HEAP_SIZE -#else -#define ID_HEAP_SIZE 3 /* 2-tuple */ -#endif +#undef ERTS_MAX__ +#define ERTS_MAX__(A, B) ((A) > (B) ? (A) : (B)) + +#define ID_HEAP_SIZE \ + ERTS_MAX__(ERTS_MAGIC_REF_THING_SIZE, \ + ERTS_MAX__(BIG_UINT_HEAP_SIZE, 3)) typedef struct node_referrer_ { struct node_referrer_ *next; @@ -870,6 +871,7 @@ typedef struct node_referrer_ { int system_ref; Eterm id; Uint id_heap[ID_HEAP_SIZE]; + ErlOffHeap off_heap; } NodeReferrer; typedef struct { @@ -942,7 +944,7 @@ erts_get_node_and_dist_references(struct process *proc) /* Get term size */ size = 0; - (void) reference_table_term(NULL, &size); + (void) reference_table_term(NULL, NULL, &size); hp = HAlloc(proc, size); #ifdef DEBUG @@ -951,7 +953,7 @@ erts_get_node_and_dist_references(struct process *proc) #endif /* Write term */ - res = reference_table_term(&hp, NULL); + res = reference_table_term(&hp, &proc->off_heap, NULL); ASSERT(endp == hp); @@ -1048,13 +1050,14 @@ insert_node_referrer(ReferredNode *referred_node, int type, Eterm id) nrp = (NodeReferrer *) erts_alloc(ERTS_ALC_T_NC_TMP, sizeof(NodeReferrer)); nrp->next = referred_node->referrers; + ERTS_INIT_OFF_HEAP(&nrp->off_heap); referred_node->referrers = nrp; if(IS_CONST(id)) nrp->id = id; else { Uint *hp = &nrp->id_heap[0]; - ASSERT(is_big(id) || is_tuple(id)); - nrp->id = copy_struct(id, size_object(id), &hp, NULL); + ASSERT(is_big(id) || is_tuple(id) || is_internal_magic_ref(id)); + nrp->id = copy_struct(id, size_object(id), &hp, &nrp->off_heap); } nrp->heap_ref = 0; nrp->link_ref = 0; @@ -1211,10 +1214,20 @@ insert_links2(ErtsLink *lnk, Eterm id) static void insert_ets_table(DbTable *tab, void *unused) { + ErlOffHeap off_heap; + Eterm heap[ERTS_MAGIC_REF_THING_SIZE]; struct insert_offheap2_arg a; a.type = ETS_REF; - a.id = tab->common.id; + if (tab->common.status & DB_NAMED_TABLE) + a.id = tab->common.the_name; + else { + Eterm *hp = &heap[0]; + ERTS_INIT_OFF_HEAP(&off_heap); + a.id = erts_mk_magic_ref(&hp, &off_heap, tab->common.btid); + } erts_db_foreach_offheap(tab, insert_offheap2, (void *) &a); + if (is_not_atom(a.id)) + erts_cleanup_offheap(&off_heap); } static void @@ -1518,7 +1531,7 @@ setup_reference_table(void) */ static Eterm -reference_table_term(Uint **hpp, Uint *szp) +reference_table_term(Uint **hpp, ErlOffHeap *ohp, Uint *szp) { #undef MK_2TUP #undef MK_3TUP @@ -1573,12 +1586,11 @@ reference_table_term(Uint **hpp, Uint *szp) nrid = nrp->id; if (!IS_CONST(nrp->id)) { - Uint nrid_sz = size_object(nrp->id); if (szp) *szp += nrid_sz; if (hpp) - nrid = copy_struct(nrp->id, nrid_sz, hpp, NULL); + nrid = copy_struct(nrp->id, nrid_sz, hpp, ohp); } if (is_internal_pid(nrid) || nrid == am_error_logger) { @@ -1713,6 +1725,7 @@ delete_reference_table(void) NodeReferrer *tnrp; nrp = referred_nodes[i].referrers; while(nrp) { + erts_cleanup_offheap(&nrp->off_heap); tnrp = nrp; nrp = nrp->next; erts_free(ERTS_ALC_T_NC_TMP, (void *) tnrp); |