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-rw-r--r--lib/kernel/doc/src/notes.xml15
-rw-r--r--lib/kernel/src/kernel.appup.src6
-rw-r--r--lib/kernel/src/seq_trace.erl2
-rw-r--r--lib/kernel/test/gen_tcp_misc_SUITE.erl43
-rw-r--r--lib/kernel/test/seq_trace_SUITE.erl32
-rw-r--r--lib/kernel/vsn.mk2
6 files changed, 88 insertions, 12 deletions
diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml
index 61bd598145..906e86e8ac 100644
--- a/lib/kernel/doc/src/notes.xml
+++ b/lib/kernel/doc/src/notes.xml
@@ -31,6 +31,21 @@
</header>
<p>This document describes the changes made to the Kernel application.</p>
+<section><title>Kernel 6.3.1.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Fix type spec for <c>seq_trace:set_token/2</c>.</p>
+ <p>
+ Own Id: OTP-15858 Aux Id: ERL-700 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Kernel 6.3.1</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src
index aca3247c8f..dd1879435d 100644
--- a/lib/kernel/src/kernel.appup.src
+++ b/lib/kernel/src/kernel.appup.src
@@ -45,7 +45,8 @@
{<<"^6\\.2\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]},
{<<"^6\\.2\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]},
{<<"^6\\.3$">>,[restart_new_emulator]},
- {<<"^6\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}],
+ {<<"^6\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]},
+ {<<"^6\\.3\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}],
[{<<"^5\\.3$">>,[restart_new_emulator]},
{<<"^5\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]},
{<<"^5\\.3\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]},
@@ -64,4 +65,5 @@
{<<"^6\\.2\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]},
{<<"^6\\.2\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]},
{<<"^6\\.3$">>,[restart_new_emulator]},
- {<<"^6\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}]}.
+ {<<"^6\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]},
+ {<<"^6\\.3\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}]}.
diff --git a/lib/kernel/src/seq_trace.erl b/lib/kernel/src/seq_trace.erl
index 4f9d7b3e5c..f0bd1fabe9 100644
--- a/lib/kernel/src/seq_trace.erl
+++ b/lib/kernel/src/seq_trace.erl
@@ -59,7 +59,7 @@ set_token({Flags,Label,Serial,_From,Lastcnt}) ->
F = decode_flags(Flags),
set_token2([{label,Label},{serial,{Lastcnt, Serial}} | F]).
--spec set_token(Component, Val) -> {Component, OldVal} when
+-spec set_token(Component, Val) -> OldVal when
Component :: component(),
Val :: value(),
OldVal :: value().
diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl
index e10c3dc857..1ff30012e1 100644
--- a/lib/kernel/test/gen_tcp_misc_SUITE.erl
+++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl
@@ -36,7 +36,8 @@
show_econnreset_passive/1, econnreset_after_sync_send/1,
econnreset_after_async_send_active/1,
econnreset_after_async_send_active_once/1,
- econnreset_after_async_send_passive/1, linger_zero/1,
+ econnreset_after_async_send_passive/1,
+ linger_zero/1, linger_zero_sndbuf/1,
default_options/1, http_bad_packet/1,
busy_send/1, busy_disconnect_passive/1, busy_disconnect_active/1,
fill_sendq/1, partial_recv_and_close/1,
@@ -80,7 +81,8 @@ all() ->
show_econnreset_passive, econnreset_after_sync_send,
econnreset_after_async_send_active,
econnreset_after_async_send_active_once,
- econnreset_after_async_send_passive, linger_zero,
+ econnreset_after_async_send_passive,
+ linger_zero, linger_zero_sndbuf,
default_options, http_bad_packet, busy_send,
busy_disconnect_passive, busy_disconnect_active,
fill_sendq, partial_recv_and_close,
@@ -1356,7 +1358,42 @@ linger_zero(Config) when is_list(Config) ->
ok = gen_tcp:close(Client),
ok = ct:sleep(1),
undefined = erlang:port_info(Client, connected),
- {error, econnreset} = gen_tcp:recv(S, PayloadSize).
+ {error, econnreset} = gen_tcp:recv(S, PayloadSize),
+ ok.
+
+
+linger_zero_sndbuf(Config) when is_list(Config) ->
+ %% All the econnreset tests will prove that {linger, {true, 0}} aborts
+ %% a connection when the driver queue is empty. We will test here
+ %% that it also works when the driver queue is not empty
+ %% and the linger zero option is set on the listen socket.
+ {OS, _} = os:type(),
+ {ok, Listen} =
+ gen_tcp:listen(0, [{active, false},
+ {recbuf, 4096},
+ {show_econnreset, true},
+ {linger, {true, 0}}]),
+ {ok, Port} = inet:port(Listen),
+ {ok, Client} =
+ gen_tcp:connect(localhost, Port,
+ [{active, false},
+ {sndbuf, 4096}]),
+ {ok, Server} = gen_tcp:accept(Listen),
+ ok = gen_tcp:close(Listen),
+ PayloadSize = 1024 * 1024,
+ Payload = binary:copy(<<"0123456789ABCDEF">>, 256 * 1024), % 1 MB
+ ok = gen_tcp:send(Server, Payload),
+ case erlang:port_info(Server, queue_size) of
+ {queue_size, N} when N > 0 -> ok;
+ {queue_size, 0} when OS =:= win32 -> ok;
+ {queue_size, 0} = T -> ct:fail(T)
+ end,
+ {ok, [{linger, {true, 0}}]} = inet:getopts(Server, [linger]),
+ ok = gen_tcp:close(Server),
+ ok = ct:sleep(1),
+ undefined = erlang:port_info(Server, connected),
+ {error, closed} = gen_tcp:recv(Client, PayloadSize),
+ ok.
%% Thanks to Luke Gorrie. Tests for a very specific problem with
diff --git a/lib/kernel/test/seq_trace_SUITE.erl b/lib/kernel/test/seq_trace_SUITE.erl
index ee8f4e94f8..07a46ac51e 100644
--- a/lib/kernel/test/seq_trace_SUITE.erl
+++ b/lib/kernel/test/seq_trace_SUITE.erl
@@ -23,6 +23,7 @@
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2]).
-export([token_set_get/1, tracer_set_get/1, print/1,
+ old_heap_token/1,
send/1, distributed_send/1, recv/1, distributed_recv/1,
trace_exit/1, distributed_exit/1, call/1, port/1,
match_set_seq_token/1, gc_seq_token/1, label_capability_mismatch/1,
@@ -47,6 +48,7 @@ suite() ->
all() ->
[token_set_get, tracer_set_get, print, send, send_literal,
distributed_send, recv, distributed_recv, trace_exit,
+ old_heap_token,
distributed_exit, call, port, match_set_seq_token,
gc_seq_token, label_capability_mismatch].
@@ -146,17 +148,19 @@ tracer_set_get(Config) when is_list(Config) ->
ok.
print(Config) when is_list(Config) ->
- lists:foreach(fun do_print/1, ?TIMESTAMP_MODES).
+ [do_print(TsType, Label) || TsType <- ?TIMESTAMP_MODES,
+ Label <- [17, "label"]].
-do_print(TsType) ->
+do_print(TsType, Label) ->
start_tracer(),
+ seq_trace:set_token(label, Label),
set_token_flags([print, TsType]),
- seq_trace:print(0,print1),
+ seq_trace:print(Label,print1),
seq_trace:print(1,print2),
seq_trace:print(print3),
seq_trace:reset_trace(),
- [{0,{print,_,_,[],print1}, Ts0},
- {0,{print,_,_,[],print3}, Ts1}] = stop_tracer(2),
+ [{Label,{print,_,_,[],print1}, Ts0},
+ {Label,{print,_,_,[],print3}, Ts1}] = stop_tracer(2),
check_ts(TsType, Ts0),
check_ts(TsType, Ts1).
@@ -560,6 +564,24 @@ get_port_message(Port) ->
end.
+%% OTP-15849 ERL-700
+%% Verify changing label on existing token when it resides on old heap.
+%% Bug caused faulty ref from old to new heap.
+old_heap_token(Config) when is_list(Config) ->
+ seq_trace:set_token(label, 1),
+ erlang:garbage_collect(self(), [{type, minor}]),
+ erlang:garbage_collect(self(), [{type, minor}]),
+ %% Now token tuple should be on old-heap.
+ %% Set a new non-literal label which should reside on new-heap.
+ NewLabel = {self(), "new label"},
+ 1 = seq_trace:set_token(label, NewLabel),
+
+ %% If bug, we now have a ref from old to new heap. Yet another minor gc
+ %% will make that a ref to deallocated memory.
+ erlang:garbage_collect(self(), [{type, minor}]),
+ {label,NewLabel} = seq_trace:get_token(label),
+ ok.
+
match_set_seq_token(doc) ->
["Tests that match spec function set_seq_token does not "
diff --git a/lib/kernel/vsn.mk b/lib/kernel/vsn.mk
index b1ae513223..10562a563b 100644
--- a/lib/kernel/vsn.mk
+++ b/lib/kernel/vsn.mk
@@ -1 +1 @@
-KERNEL_VSN = 6.3.1
+KERNEL_VSN = 6.3.1.1