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-rw-r--r--erts/emulator/beam/atom.names1
-rw-r--r--erts/emulator/beam/bif.c3
-rw-r--r--erts/emulator/beam/erl_bif_info.c5
-rw-r--r--erts/emulator/beam/erl_init.c6
-rw-r--r--erts/emulator/beam/erl_message.c28
-rw-r--r--erts/emulator/beam/erl_process.c9
-rw-r--r--erts/emulator/test/message_queue_data_SUITE.erl42
7 files changed, 19 insertions, 75 deletions
diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names
index 7fdce62bd1..badd69856e 100644
--- a/erts/emulator/beam/atom.names
+++ b/erts/emulator/beam/atom.names
@@ -390,7 +390,6 @@ atom min_heap_size
atom min_bin_vheap_size
atom minor_version
atom Minus='-'
-atom mixed
atom module
atom module_info
atom monitored_by
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 2a3bd4afe5..e77da526fd 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -917,9 +917,6 @@ BIF_RETTYPE spawn_opt_1(BIF_ALIST_1)
goto error;
} else if (arg == am_message_queue_data) {
switch (val) {
- case am_mixed:
- so.flags &= ~(SPO_OFF_HEAP_MSGQ|SPO_ON_HEAP_MSGQ);
- break;
case am_on_heap:
so.flags &= ~SPO_OFF_HEAP_MSGQ;
so.flags |= SPO_ON_HEAP_MSGQ;
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index 2e195db0ee..b410578d37 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -1565,9 +1565,6 @@ process_info_aux(Process *BIF_P,
case F_ON_HEAP_MSGQ:
res = am_on_heap;
break;
- case 0:
- res = am_mixed;
- break;
default:
res = am_error;
ERTS_INTERNAL_ERROR("Inconsistent message queue management state");
@@ -2809,8 +2806,6 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
BIF_RET(am_off_heap);
case SPO_ON_HEAP_MSGQ:
BIF_RET(am_on_heap);
- case 0:
- BIF_RET(am_mixed);
default:
ERTS_INTERNAL_ERROR("Inconsistent message queue management state");
BIF_RET(am_error);
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index 0649fb68de..fbdafec4ef 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -585,7 +585,7 @@ void erts_usage(void)
erts_fprintf(stderr, "-hpds size initial process dictionary size (default %d)\n",
erts_pd_initial_size);
erts_fprintf(stderr, "-hmqd val set default message queue data flag for processes,\n");
- erts_fprintf(stderr, " valid values are: off_heap | on_heap | mixed\n");
+ erts_fprintf(stderr, " valid values are: off_heap | on_heap\n");
/* erts_fprintf(stderr, "-i module set the boot module (default init)\n"); */
@@ -1526,9 +1526,7 @@ erl_start(int argc, char **argv)
erts_pd_initial_size));
} else if (has_prefix("mqd", sub_param)) {
arg = get_arg(sub_param+3, argv[i+1], &i);
- if (sys_strcmp(arg, "mixed") == 0)
- erts_default_spo_flags &= ~(SPO_ON_HEAP_MSGQ|SPO_OFF_HEAP_MSGQ);
- else if (sys_strcmp(arg, "on_heap") == 0) {
+ if (sys_strcmp(arg, "on_heap") == 0) {
erts_default_spo_flags &= ~SPO_OFF_HEAP_MSGQ;
erts_default_spo_flags |= SPO_ON_HEAP_MSGQ;
}
diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c
index 579f6e427d..d82532b354 100644
--- a/erts/emulator/beam/erl_message.c
+++ b/erts/emulator/beam/erl_message.c
@@ -1123,11 +1123,9 @@ erts_change_message_queue_management(Process *c_p, Eterm new_state)
break;
case am_on_heap:
c_p->flags |= F_ON_HEAP_MSGQ;
+ c_p->flags &= ~F_OFF_HEAP_MSGQ;
erts_smp_atomic32_read_bor_nob(&c_p->state,
ERTS_PSFLG_ON_HEAP_MSGQ);
- /* fall through */
- case am_mixed:
- c_p->flags &= ~F_OFF_HEAP_MSGQ;
/*
* We are not allowed to clear ERTS_PSFLG_OFF_HEAP_MSGQ
* if a off heap change is ongoing. It will be adjusted
@@ -1151,11 +1149,6 @@ erts_change_message_queue_management(Process *c_p, Eterm new_state)
switch (new_state) {
case am_on_heap:
break;
- case am_mixed:
- c_p->flags &= ~F_ON_HEAP_MSGQ;
- erts_smp_atomic32_read_band_nob(&c_p->state,
- ~ERTS_PSFLG_ON_HEAP_MSGQ);
- break;
case am_off_heap:
c_p->flags &= ~F_ON_HEAP_MSGQ;
erts_smp_atomic32_read_band_nob(&c_p->state,
@@ -1167,25 +1160,6 @@ erts_change_message_queue_management(Process *c_p, Eterm new_state)
}
break;
- case 0:
- res = am_mixed;
-
- switch (new_state) {
- case am_mixed:
- break;
- case am_on_heap:
- c_p->flags |= F_ON_HEAP_MSGQ;
- erts_smp_atomic32_read_bor_nob(&c_p->state,
- ERTS_PSFLG_ON_HEAP_MSGQ);
- break;
- case am_off_heap:
- goto change_to_off_heap;
- default:
- res = THE_NON_VALUE; /* badarg */
- break;
- }
- break;
-
default:
res = am_error;
ERTS_INTERNAL_ERROR("Inconsistent message queue management state");
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index a853ec585b..f8cbe60e76 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -149,7 +149,7 @@ extern BeamInstr beam_apply[];
extern BeamInstr beam_exit[];
extern BeamInstr beam_continue_exit[];
-int ERTS_WRITE_UNLIKELY(erts_default_spo_flags) = 0;
+int ERTS_WRITE_UNLIKELY(erts_default_spo_flags) = SPO_ON_HEAP_MSGQ;
int ERTS_WRITE_UNLIKELY(erts_eager_check_io) = 1;
int ERTS_WRITE_UNLIKELY(erts_sched_compact_load);
int ERTS_WRITE_UNLIKELY(erts_sched_balance_util) = 0;
@@ -11206,6 +11206,8 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
flags |= F_ON_HEAP_MSGQ;
}
+ ASSERT((flags & F_ON_HEAP_MSGQ) || (flags & F_OFF_HEAP_MSGQ));
+
if (!rq)
rq = erts_get_runq_proc(parent);
@@ -11218,6 +11220,11 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
goto error;
}
+ ASSERT((erts_smp_atomic32_read_nob(&p->state)
+ & ERTS_PSFLG_ON_HEAP_MSGQ)
+ || (erts_smp_atomic32_read_nob(&p->state)
+ & ERTS_PSFLG_OFF_HEAP_MSGQ));
+
#ifdef BM_COUNTERS
processes_busy++;
#endif
diff --git a/erts/emulator/test/message_queue_data_SUITE.erl b/erts/emulator/test/message_queue_data_SUITE.erl
index 226462676c..44e77dfad0 100644
--- a/erts/emulator/test/message_queue_data_SUITE.erl
+++ b/erts/emulator/test/message_queue_data_SUITE.erl
@@ -52,18 +52,12 @@ basic(Config) when is_list(Config) ->
ok = rpc:call(Node2, ?MODULE, basic_test, [on_heap]),
stop_node(Node2),
- {ok, Node3} = start_node(Config, "+hmqd mixed"),
- ok = rpc:call(Node3, ?MODULE, basic_test, [mixed]),
- stop_node(Node3),
-
ok.
is_valid_mqd_value(off_heap) ->
true;
is_valid_mqd_value(on_heap) ->
true;
-is_valid_mqd_value(mixed) ->
- true;
is_valid_mqd_value(_) ->
false.
@@ -78,9 +72,6 @@ basic_test(Default) ->
{message_queue_data, off_heap} = process_info(self(), message_queue_data),
off_heap = process_flag(message_queue_data, on_heap),
{message_queue_data, on_heap} = process_info(self(), message_queue_data),
- on_heap = process_flag(message_queue_data, mixed),
- {message_queue_data, mixed} = process_info(self(), message_queue_data),
- mixed = process_flag(message_queue_data, Default),
{'EXIT', _} = (catch process_flag(message_queue_data, blupp)),
P1 = spawn_opt(fun () -> receive after infinity -> ok end end,
@@ -101,12 +92,6 @@ basic_test(Default) ->
unlink(P3),
exit(P3, bye),
- P4 = spawn_opt(fun () -> receive after infinity -> ok end end,
- [link, {message_queue_data, mixed}]),
- {message_queue_data, mixed} = process_info(P4, message_queue_data),
- unlink(P4),
- exit(P4, bye),
-
{'EXIT', _} = (catch spawn_opt(fun () -> receive after infinity -> ok end end,
[link, {message_queue_data, blapp}])),
@@ -116,21 +101,18 @@ process_info_messages(Config) when is_list(Config) ->
Tester = self(),
P1 = spawn_opt(fun () ->
receive after 500 -> ok end,
- mixed = process_flag(message_queue_data, off_heap),
+ on_heap = process_flag(message_queue_data, off_heap),
Tester ! first,
receive after 500 -> ok end,
off_heap = process_flag(message_queue_data, on_heap),
Tester ! second,
receive after 500 -> ok end,
- on_heap = process_flag(message_queue_data, mixed),
+ on_heap = process_flag(message_queue_data, off_heap),
Tester ! third,
- receive after 500 -> ok end,
- mixed = process_flag(message_queue_data, off_heap),
- Tester ! fourth,
receive after infinity -> ok end
end,
- [link, {message_queue_data, mixed}]),
+ [link, {message_queue_data, on_heap}]),
P1 ! "A",
receive first -> ok end,
@@ -139,25 +121,20 @@ process_info_messages(Config) when is_list(Config) ->
P1 ! "C",
receive third -> ok end,
P1 ! "D",
- receive fourth -> ok end,
- P1 ! "E",
- {messages, ["A", "B", "C", "D", "E"]} = process_info(P1, messages),
+ {messages, ["A", "B", "C", "D"]} = process_info(P1, messages),
P2 = spawn_opt(fun () ->
receive after 500 -> ok end,
- mixed = process_flag(message_queue_data, off_heap),
+ on_heap = process_flag(message_queue_data, off_heap),
Tester ! first,
receive after 500 -> ok end,
off_heap = process_flag(message_queue_data, on_heap),
Tester ! second,
receive after 500 -> ok end,
- on_heap = process_flag(message_queue_data, mixed),
+ on_heap = process_flag(message_queue_data, off_heap),
Tester ! third,
receive after 500 -> ok end,
- mixed = process_flag(message_queue_data, off_heap),
- Tester ! fourth,
- receive after 500 -> ok end,
Tester ! process_info(self(), messages),
@@ -165,11 +142,10 @@ process_info_messages(Config) when is_list(Config) ->
receive M2 -> M2 = "B" end,
receive M3 -> M3 = "C" end,
receive M4 -> M4 = "D" end,
- receive M5 -> M5 = "E" end,
Tester ! self()
end,
- [link, {message_queue_data, mixed}]),
+ [link, {message_queue_data, on_heap}]),
P2 ! "A",
receive first -> ok end,
@@ -178,12 +154,10 @@ process_info_messages(Config) when is_list(Config) ->
P2 ! "C",
receive third -> ok end,
P2 ! "D",
- receive fourth -> ok end,
- P2 ! "E",
receive
Msg ->
- {messages, ["A", "B", "C", "D", "E"]} = Msg
+ {messages, ["A", "B", "C", "D"]} = Msg
end,
receive P2 -> ok end,