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-rw-r--r--erts/emulator/beam/erl_node_tables.c183
1 files changed, 70 insertions, 113 deletions
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c
index e69bd49c42..f37393bce4 100644
--- a/erts/emulator/beam/erl_node_tables.c
+++ b/erts/emulator/beam/erl_node_tables.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2001-2013. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2017. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -98,7 +98,7 @@ dist_table_alloc(void *dep_tmpl)
dist_entries++;
dep->prev = NULL;
- erts_refc_init(&dep->refc, -1);
+ erts_smp_refc_init(&dep->refc, -1);
erts_smp_rwmtx_init_opt_x(&dep->rwmtx, &rwmtx_opt, "dist_entry", chnl_nr);
dep->sysname = sysname;
dep->cid = NIL;
@@ -188,7 +188,7 @@ dist_table_free(void *vdep)
void
-erts_dist_table_info(int to, void *to_arg)
+erts_dist_table_info(fmtfn_t to, void *to_arg)
{
int lock = !ERTS_IS_CRASH_DUMPING;
if (lock)
@@ -208,7 +208,7 @@ erts_channel_no_to_dist_entry(Uint cno)
* to the node name is used as channel no.
*/
if(cno == ERST_INTERNAL_CHANNEL_NO) {
- erts_refc_inc(&erts_this_dist_entry->refc, 2);
+ erts_smp_refc_inc(&erts_this_dist_entry->refc, 2);
return erts_this_dist_entry;
}
@@ -231,16 +231,16 @@ erts_sysname_to_connected_dist_entry(Eterm sysname)
de.sysname = sysname;
if(erts_this_dist_entry->sysname == sysname) {
- erts_refc_inc(&erts_this_dist_entry->refc, 2);
+ erts_smp_refc_inc(&erts_this_dist_entry->refc, 2);
return erts_this_dist_entry;
}
erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx);
res_dep = (DistEntry *) hash_get(&erts_dist_table, (void *) &de);
if (res_dep) {
- erts_aint_t refc = erts_refc_inctest(&res_dep->refc, 1);
+ erts_aint_t refc = erts_smp_refc_inctest(&res_dep->refc, 1);
if (refc < 2) /* Pending delete */
- erts_refc_inc(&res_dep->refc, 1);
+ erts_smp_refc_inc(&res_dep->refc, 1);
}
erts_smp_rwmtx_runlock(&erts_dist_table_rwmtx);
if (res_dep) {
@@ -267,9 +267,9 @@ DistEntry *erts_find_or_insert_dist_entry(Eterm sysname)
de.sysname = sysname;
erts_smp_rwmtx_rwlock(&erts_dist_table_rwmtx);
res = hash_put(&erts_dist_table, (void *) &de);
- refc = erts_refc_inctest(&res->refc, 0);
+ refc = erts_smp_refc_inctest(&res->refc, 0);
if (refc < 2) /* New or pending delete */
- erts_refc_inc(&res->refc, 1);
+ erts_smp_refc_inc(&res->refc, 1);
erts_smp_rwmtx_rwunlock(&erts_dist_table_rwmtx);
return res;
}
@@ -282,9 +282,9 @@ DistEntry *erts_find_dist_entry(Eterm sysname)
erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx);
res = hash_get(&erts_dist_table, (void *) &de);
if (res) {
- erts_aint_t refc = erts_refc_inctest(&res->refc, 1);
+ erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 1);
if (refc < 2) /* Pending delete */
- erts_refc_inc(&res->refc, 1);
+ erts_smp_refc_inc(&res->refc, 1);
}
erts_smp_rwmtx_runlock(&erts_dist_table_rwmtx);
return res;
@@ -311,7 +311,7 @@ static void try_delete_dist_entry(void *vdep)
*
* If refc > 0, the entry is in use. Keep the entry.
*/
- refc = erts_refc_dectest(&dep->refc, -1);
+ refc = erts_smp_refc_dectest(&dep->refc, -1);
if (refc == -1)
(void) hash_erase(&erts_dist_table, (void *) dep);
erts_smp_rwmtx_rwunlock(&erts_dist_table_rwmtx);
@@ -497,31 +497,7 @@ node_table_hash(void *venp)
Uint32 cre = ((ErlNode *) venp)->creation;
HashValue h = atom_tab(atom_val(((ErlNode *) venp)->sysname))->slot.bucket.hvalue;
- h *= PRIME0;
- h += cre & 0xff;
-
-#if MAX_CREATION >= (1 << 8)
- h *= PRIME1;
- h += (cre >> 8) & 0xff;
-#endif
-
-#if MAX_CREATION >= (1 << 16)
- h *= PRIME2;
- h += (cre >> 16) & 0xff;
-#endif
-
-#if MAX_CREATION >= (1 << 24)
- h *= PRIME3;
- h += (cre >> 24) & 0xff;
-#endif
-
-#if 0
-/* XXX Problems in older versions of GCC */
- #if MAX_CREATION >= (1UL << 32)
- #error "MAX_CREATION larger than size of expected creation storage (Uint32)"
- #endif
-#endif
- return h;
+ return (h + cre) * PRIME0;
}
static int
@@ -542,7 +518,7 @@ node_table_alloc(void *venp_tmpl)
node_entries++;
- erts_refc_init(&enp->refc, -1);
+ erts_smp_refc_init(&enp->refc, -1);
enp->creation = ((ErlNode *) venp_tmpl)->creation;
enp->sysname = ((ErlNode *) venp_tmpl)->sysname;
enp->dist_entry = erts_find_or_insert_dist_entry(((ErlNode *) venp_tmpl)->sysname);
@@ -588,7 +564,7 @@ erts_node_table_size(void)
}
void
-erts_node_table_info(int to, void *to_arg)
+erts_node_table_info(fmtfn_t to, void *to_arg)
{
int lock = !ERTS_IS_CRASH_DUMPING;
if (lock)
@@ -599,7 +575,7 @@ erts_node_table_info(int to, void *to_arg)
}
-ErlNode *erts_find_or_insert_node(Eterm sysname, Uint creation)
+ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation)
{
ErlNode *res;
ErlNode ne;
@@ -609,9 +585,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint creation)
erts_smp_rwmtx_rlock(&erts_node_table_rwmtx);
res = hash_get(&erts_node_table, (void *) &ne);
if (res && res != erts_this_node) {
- erts_aint_t refc = erts_refc_inctest(&res->refc, 0);
+ erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 0);
if (refc < 2) /* New or pending delete */
- erts_refc_inc(&res->refc, 1);
+ erts_smp_refc_inc(&res->refc, 1);
}
erts_smp_rwmtx_runlock(&erts_node_table_rwmtx);
if (res)
@@ -621,9 +597,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint creation)
res = hash_put(&erts_node_table, (void *) &ne);
ASSERT(res);
if (res != erts_this_node) {
- erts_aint_t refc = erts_refc_inctest(&res->refc, 0);
+ erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 0);
if (refc < 2) /* New or pending delete */
- erts_refc_inc(&res->refc, 1);
+ erts_smp_refc_inc(&res->refc, 1);
}
erts_smp_rwmtx_rwunlock(&erts_node_table_rwmtx);
return res;
@@ -650,7 +626,7 @@ static void try_delete_node(void *venp)
*
* If refc > 0, the entry is in use. Keep the entry.
*/
- refc = erts_refc_dectest(&enp->refc, -1);
+ refc = erts_smp_refc_dectest(&enp->refc, -1);
if (refc == -1)
(void) hash_erase(&erts_node_table, (void *) enp);
erts_smp_rwmtx_rwunlock(&erts_node_table_rwmtx);
@@ -673,7 +649,7 @@ void erts_schedule_delete_node(ErlNode *enp)
}
struct pn_data {
- int to;
+ fmtfn_t to;
void *to_arg;
Eterm sysname;
int no_sysname;
@@ -696,14 +672,14 @@ static void print_node(void *venp, void *vpndp)
erts_print(pndp->to, pndp->to_arg, " %d", enp->creation);
#ifdef DEBUG
erts_print(pndp->to, pndp->to_arg, " (refc=%ld)",
- erts_refc_read(&enp->refc, 0));
+ erts_smp_refc_read(&enp->refc, 0));
#endif
pndp->no_sysname++;
}
pndp->no_total++;
}
-void erts_print_node_info(int to,
+void erts_print_node_info(fmtfn_t to,
void *to_arg,
Eterm sysname,
int *no_sysname,
@@ -739,19 +715,19 @@ void
erts_set_this_node(Eterm sysname, Uint creation)
{
ERTS_SMP_LC_ASSERT(erts_thr_progress_is_blocking());
- ASSERT(erts_refc_read(&erts_this_dist_entry->refc, 2));
+ ASSERT(erts_smp_refc_read(&erts_this_dist_entry->refc, 2));
- if (erts_refc_dectest(&erts_this_node->refc, 0) == 0)
+ if (erts_smp_refc_dectest(&erts_this_node->refc, 0) == 0)
try_delete_node(erts_this_node);
- if (erts_refc_dectest(&erts_this_dist_entry->refc, 0) == 0)
+ if (erts_smp_refc_dectest(&erts_this_dist_entry->refc, 0) == 0)
try_delete_dist_entry(erts_this_dist_entry);
erts_this_node = NULL; /* to make sure refc is bumped for this node */
erts_this_node = erts_find_or_insert_node(sysname, creation);
erts_this_dist_entry = erts_this_node->dist_entry;
- erts_refc_inc(&erts_this_dist_entry->refc, 2);
+ erts_smp_refc_inc(&erts_this_dist_entry->refc, 2);
erts_this_node_sysname = erts_this_node_sysname_BUFFER;
erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER),
@@ -787,10 +763,13 @@ void erts_init_node_tables(int dd_sec)
erts_smp_rwmtx_init_opt(&erts_node_table_rwmtx, &rwmtx_opt, "node_table");
erts_smp_rwmtx_init_opt(&erts_dist_table_rwmtx, &rwmtx_opt, "dist_table");
- f.hash = (H_FUN) dist_table_hash;
- f.cmp = (HCMP_FUN) dist_table_cmp;
- f.alloc = (HALLOC_FUN) dist_table_alloc;
- f.free = (HFREE_FUN) dist_table_free;
+ f.hash = (H_FUN) dist_table_hash;
+ f.cmp = (HCMP_FUN) dist_table_cmp;
+ f.alloc = (HALLOC_FUN) dist_table_alloc;
+ f.free = (HFREE_FUN) dist_table_free;
+ f.meta_alloc = (HMALLOC_FUN) erts_alloc;
+ f.meta_free = (HMFREE_FUN) erts_free;
+ f.meta_print = (HMPRINT_FUN) erts_print;
hash_init(ERTS_ALC_T_DIST_TABLE, &erts_dist_table, "dist_table", 11, f);
f.hash = (H_FUN) node_table_hash;
@@ -810,13 +789,13 @@ void erts_init_node_tables(int dd_sec)
node_tmpl.creation = 0;
erts_this_node = hash_put(&erts_node_table, &node_tmpl);
/* +1 for erts_this_node */
- erts_refc_init(&erts_this_node->refc, 1);
+ erts_smp_refc_init(&erts_this_node->refc, 1);
ASSERT(erts_this_node->dist_entry != NULL);
erts_this_dist_entry = erts_this_node->dist_entry;
/* +1 for erts_this_dist_entry */
/* +1 for erts_this_node->dist_entry */
- erts_refc_init(&erts_this_dist_entry->refc, 2);
+ erts_smp_refc_init(&erts_this_dist_entry->refc, 2);
erts_this_node_sysname = erts_this_node_sysname_BUFFER;
@@ -1157,23 +1136,11 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
break;
}
if (insert_bin) {
-#if HALFWORD_HEAP
- UWord val = (UWord) u.pb->val;
- DeclareTmpHeapNoproc(id_heap,BIG_UINT_HEAP_SIZE*2); /* extra place allocated */
-#else
DeclareTmpHeapNoproc(id_heap,BIG_UINT_HEAP_SIZE);
-#endif
Uint *hp = &id_heap[0];
InsertedBin *nib;
-#if HALFWORD_HEAP
- int actual_need = BIG_UWORD_HEAP_SIZE(val);
- ASSERT(actual_need <= (BIG_UINT_HEAP_SIZE*2));
- UseTmpHeapNoproc(actual_need);
- a.id = erts_bld_uword(&hp, NULL, (UWord) val);
-#else
UseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);
a.id = erts_bld_uint(&hp, NULL, (Uint) u.pb->val);
-#endif
erts_match_prog_foreach_offheap(u.pb->val,
insert_offheap2,
(void *) &a);
@@ -1181,11 +1148,7 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
nib->bin_val = u.pb->val;
nib->next = inserted_bins;
inserted_bins = nib;
-#if HALFWORD_HEAP
- UnUseTmpHeapNoproc(actual_need);
-#else
UnUseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);
-#endif
}
}
break;
@@ -1371,56 +1334,50 @@ setup_reference_table(void)
for (i = 0; i < max; i++) {
Process *proc = erts_pix2proc(i);
if (proc) {
- ErlMessage *msg;
+ int mli;
+ ErtsMessage *msg_list[] = {
+ proc->msg.first,
+#ifdef ERTS_SMP
+ proc->msg_inq.first,
+#endif
+ proc->msg_frag};
/* Insert Heap */
insert_offheap(&(proc->off_heap),
HEAP_REF,
proc->common.id);
- /* Insert message buffers */
+ /* Insert heap fragments buffers */
for(hfp = proc->mbuf; hfp; hfp = hfp->next)
insert_offheap(&(hfp->off_heap),
HEAP_REF,
proc->common.id);
- /* Insert msg msg buffers */
- for (msg = proc->msg.first; msg; msg = msg->next) {
- ErlHeapFragment *heap_frag = NULL;
- if (msg->data.attached) {
- if (is_value(ERL_MESSAGE_TERM(msg)))
- heap_frag = msg->data.heap_frag;
- else {
- if (msg->data.dist_ext->dep)
- insert_dist_entry(msg->data.dist_ext->dep,
- HEAP_REF, proc->common.id, 0);
- if (is_not_nil(ERL_MESSAGE_TOKEN(msg)))
- heap_frag = erts_dist_ext_trailer(msg->data.dist_ext);
+
+ /* Insert msg buffers */
+ for (mli = 0; mli < sizeof(msg_list)/sizeof(msg_list[0]); mli++) {
+ ErtsMessage *msg;
+ for (msg = msg_list[mli]; msg; msg = msg->next) {
+ ErlHeapFragment *heap_frag = NULL;
+ if (msg->data.attached) {
+ if (msg->data.attached == ERTS_MSG_COMBINED_HFRAG)
+ heap_frag = &msg->hfrag;
+ else if (is_value(ERL_MESSAGE_TERM(msg)))
+ heap_frag = msg->data.heap_frag;
+ else {
+ if (msg->data.dist_ext->dep)
+ insert_dist_entry(msg->data.dist_ext->dep,
+ HEAP_REF, proc->common.id, 0);
+ if (is_not_nil(ERL_MESSAGE_TOKEN(msg)))
+ heap_frag = erts_dist_ext_trailer(msg->data.dist_ext);
+ }
}
- }
- if (heap_frag)
- insert_offheap(&(heap_frag->off_heap),
- HEAP_REF,
- proc->common.id);
- }
-#ifdef ERTS_SMP
- for (msg = proc->msg_inq.first; msg; msg = msg->next) {
- ErlHeapFragment *heap_frag = NULL;
- if (msg->data.attached) {
- if (is_value(ERL_MESSAGE_TERM(msg)))
- heap_frag = msg->data.heap_frag;
- else {
- if (msg->data.dist_ext->dep)
- insert_dist_entry(msg->data.dist_ext->dep,
- HEAP_REF, proc->common.id, 0);
- if (is_not_nil(ERL_MESSAGE_TOKEN(msg)))
- heap_frag = erts_dist_ext_trailer(msg->data.dist_ext);
+ while (heap_frag) {
+ insert_offheap(&(heap_frag->off_heap),
+ HEAP_REF,
+ proc->common.id);
+ heap_frag = heap_frag->next;
}
}
- if (heap_frag)
- insert_offheap(&(heap_frag->off_heap),
- HEAP_REF,
- proc->common.id);
}
-#endif
/* Insert links */
if (ERTS_P_LINKS(proc))
insert_links(ERTS_P_LINKS(proc), proc->common.id);
@@ -1666,7 +1623,7 @@ reference_table_term(Uint **hpp, Uint *szp)
tup = MK_2TUP(referred_nodes[i].node->sysname,
MK_UINT(referred_nodes[i].node->creation));
- tup = MK_3TUP(tup, MK_UINT(erts_refc_read(&referred_nodes[i].node->refc, 0)), nril);
+ tup = MK_3TUP(tup, MK_UINT(erts_smp_refc_read(&referred_nodes[i].node->refc, 0)), nril);
nl = MK_CONS(tup, nl);
}
@@ -1727,7 +1684,7 @@ reference_table_term(Uint **hpp, Uint *szp)
/* DistList = [{Dist, Refc, ReferenceIdList}] */
tup = MK_3TUP(referred_dists[i].dist->sysname,
- MK_UINT(erts_refc_read(&referred_dists[i].dist->refc, 0)),
+ MK_UINT(erts_smp_refc_read(&referred_dists[i].dist->refc, 0)),
dril);
dl = MK_CONS(tup, dl);
}