aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/test/driver_SUITE.erl
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator/test/driver_SUITE.erl')
-rw-r--r--erts/emulator/test/driver_SUITE.erl81
1 files changed, 33 insertions, 48 deletions
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 6810729285..5fca191679 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -1144,8 +1144,6 @@ check_si_res(["thread", "false"]) ->
false = erlang:system_info(threads);
check_si_res(["smp", "true"]) ->
true = erlang:system_info(smp_support);
-check_si_res(["smp", "false"]) ->
- false = erlang:system_info(smp_support);
%% Data added in second version of driver_system_info() (driver version 1.1)
check_si_res(["async_thrs", Value]) ->
@@ -1944,44 +1942,39 @@ thr_msg_blast_receiver_proc(Port, Max, Parent, Done) ->
end.
thr_msg_blast(Config) when is_list(Config) ->
- case erlang:system_info(smp_support) of
- false ->
- {skipped, "Non-SMP emulator; nothing to test..."};
- true ->
- Path = proplists:get_value(data_dir, Config),
- erl_ddll:start(),
- ok = load_driver(Path, thr_msg_blast_drv),
- MemBefore = driver_alloc_size(),
- Start = os:timestamp(),
- Port = open_port({spawn, thr_msg_blast_drv}, []),
- true = is_port(Port),
- Done = make_ref(),
- Me = self(),
- spawn(fun () ->
- thr_msg_blast_receiver_proc(Port, 1, Me, Done)
- end),
- receive
- Done -> ok
- end,
- ok = thr_msg_blast_receiver(Port, 0, 32*10000),
- port_close(Port),
- End = os:timestamp(),
- receive
- Garbage ->
- ct:fail({received_garbage, Port, Garbage})
- after 2000 ->
- ok
- end,
- MemAfter = driver_alloc_size(),
- io:format("MemBefore=~p, MemAfter=~p~n",
- [MemBefore, MemAfter]),
- ThrMsgBlastTime = timer:now_diff(End,Start)/1000000,
- io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
- MemBefore = MemAfter,
- Res = {thr_msg_blast_time, ThrMsgBlastTime},
- erlang:display(Res),
- Res
- end.
+ Path = proplists:get_value(data_dir, Config),
+ erl_ddll:start(),
+ ok = load_driver(Path, thr_msg_blast_drv),
+ MemBefore = driver_alloc_size(),
+ Start = os:timestamp(),
+ Port = open_port({spawn, thr_msg_blast_drv}, []),
+ true = is_port(Port),
+ Done = make_ref(),
+ Me = self(),
+ spawn(fun () ->
+ thr_msg_blast_receiver_proc(Port, 1, Me, Done)
+ end),
+ receive
+ Done -> ok
+ end,
+ ok = thr_msg_blast_receiver(Port, 0, 32*10000),
+ port_close(Port),
+ End = os:timestamp(),
+ receive
+ Garbage ->
+ ct:fail({received_garbage, Port, Garbage})
+ after 2000 ->
+ ok
+ end,
+ MemAfter = driver_alloc_size(),
+ io:format("MemBefore=~p, MemAfter=~p~n",
+ [MemBefore, MemAfter]),
+ ThrMsgBlastTime = timer:now_diff(End,Start)/1000000,
+ io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
+ MemBefore = MemAfter,
+ Res = {thr_msg_blast_time, ThrMsgBlastTime},
+ erlang:display(Res),
+ Res.
-define(IN_RANGE(LoW_, VaLuE_, HiGh_),
case in_range(LoW_, VaLuE_, HiGh_) of
@@ -2488,14 +2481,6 @@ wait_deallocations() ->
end.
driver_alloc_size() ->
- case erlang:system_info(smp_support) of
- true ->
- ok;
- false ->
- %% driver_alloc also used by elements in lock-free queues,
- %% give these some time to be deallocated...
- receive after 100 -> ok end
- end,
wait_deallocations(),
case erlang:system_info({allocator_sizes, driver_alloc}) of
false ->