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-rw-r--r--erts/emulator/test/trace_bif_SUITE.erl17
1 files changed, 10 insertions, 7 deletions
diff --git a/erts/emulator/test/trace_bif_SUITE.erl b/erts/emulator/test/trace_bif_SUITE.erl
index 491b37ae46..f12c359874 100644
--- a/erts/emulator/test/trace_bif_SUITE.erl
+++ b/erts/emulator/test/trace_bif_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1998-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1998-2017. 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.
@@ -47,7 +47,7 @@ not_run(Config) when is_list(Config) ->
%% Tests switching tracing on and off.
trace_on_and_off(Config) when is_list(Config) ->
- Pid = spawn(?MODULE, bif_process, []),
+ Pid = spawn_link(?MODULE, bif_process, []),
Self = self(),
1 = erlang:trace(Pid, true, [call,timestamp]),
{flags, Flags} = erlang:trace_info(Pid,flags),
@@ -59,6 +59,7 @@ trace_on_and_off(Config) when is_list(Config) ->
1 = erlang:trace(Pid, false, [call]),
{flags,[]} = erlang:trace_info(Pid,flags),
{tracer, []} = erlang:trace_info(Pid,tracer),
+ unlink(Pid),
exit(Pid,kill),
ok.
@@ -71,7 +72,7 @@ trace_bif_local(Config) when is_list(Config) ->
do_trace_bif([local]).
do_trace_bif(Flags) ->
- Pid = spawn(?MODULE, bif_process, []),
+ Pid = spawn_link(?MODULE, bif_process, []),
1 = erlang:trace(Pid, true, [call]),
erlang:trace_pattern({erlang,'_','_'}, [], Flags),
Pid ! {do_bif, time, []},
@@ -90,6 +91,7 @@ do_trace_bif(Flags) ->
1 = erlang:trace(Pid, false, [call]),
erlang:trace_pattern({erlang,'_','_'}, false, Flags),
+ unlink(Pid),
exit(Pid, die),
ok.
@@ -121,7 +123,7 @@ trace_bif_timestamp_local(Config) when is_list(Config) ->
do_trace_bif_timestamp(Flags, TsType, TsFlags) ->
io:format("Testing with TsType=~p TsFlags=~p~n", [TsType, TsFlags]),
- Pid=spawn(?MODULE, bif_process, []),
+ Pid = spawn_link(?MODULE, bif_process, []),
1 = erlang:trace(Pid, true, [call]++TsFlags),
erlang:trace_pattern({erlang,'_','_'}, [], Flags),
@@ -161,6 +163,7 @@ do_trace_bif_timestamp(Flags, TsType, TsFlags) ->
1 = erlang:trace(Pid, false, [call]),
erlang:trace_pattern({erlang,'_','_'}, false, Flags),
+ unlink(Pid),
exit(Pid, die),
ok.
@@ -179,7 +182,7 @@ trace_bif_return(Config) when is_list(Config) ->
do_trace_bif_return(TsType, TsFlags) ->
io:format("Testing with TsType=~p TsFlags=~p~n", [TsType, TsFlags]),
- Pid=spawn(?MODULE, bif_process, []),
+ Pid = spawn_link(?MODULE, bif_process, []),
1 = erlang:trace(Pid, true, [call,return_to]++TsFlags),
erlang:trace_pattern({erlang,'_','_'}, [{'_',[],[{return_trace}]}],
[local]),
@@ -289,9 +292,9 @@ receive_trace_msg_ts_return_to({trace_ts, Pid, return_to, {M,F,A}}, PrevTs, TsTy
make_ts(timestamp) ->
erlang:now();
make_ts(monotonic_timestamp) ->
- erlang:monotonic_time(nano_seconds);
+ erlang:monotonic_time(nanosecond);
make_ts(strict_monotonic_timestamp) ->
- MT = erlang:monotonic_time(nano_seconds),
+ MT = erlang:monotonic_time(nanosecond),
UMI = erlang:unique_integer([monotonic]),
{MT, UMI}.