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-rw-r--r--erts/doc/src/absform.xml18
-rw-r--r--erts/doc/src/erts_alloc.xml2
-rw-r--r--erts/doc/src/notes.xml213
-rw-r--r--erts/emulator/sys/unix/sys.c4
-rw-r--r--erts/emulator/test/os_signal_SUITE.erl5
-rw-r--r--erts/preloaded/ebin/init.beambin49996 -> 50096 bytes
-rw-r--r--erts/preloaded/src/init.erl4
7 files changed, 235 insertions, 11 deletions
diff --git a/erts/doc/src/absform.xml b/erts/doc/src/absform.xml
index fe8e3b30e7..ec00955ccd 100644
--- a/erts/doc/src/absform.xml
+++ b/erts/doc/src/absform.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>2001</year><year>2016</year>
+ <year>2001</year><year>2017</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -182,10 +182,18 @@
can contain the following:</p>
<list type="bulleted">
- <item>Tuples <c>{error,E}</c> and <c>{warning,W}</c>, denoting
- syntactically incorrect forms and warnings</item>
- <item><c>{eof,LINE}</c>, denoting an end-of-stream
- encountered before a complete form had been parsed</item>
+ <item>
+ <p>Tuples <c>{error,E}</c> and <c>{warning,W}</c>, denoting
+ syntactically incorrect forms and warnings.
+ </p>
+ </item>
+ <item>
+ <p><c>{eof,LOCATION}</c>, denoting an end-of-stream
+ encountered before a complete form had been parsed.
+ The word <c>LOCATION</c> represents an integer, and denotes the
+ number of the last line in the source file.
+ </p>
+ </item>
</list>
</section>
</section>
diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml
index 49dadfb42c..b11328c3a8 100644
--- a/erts/doc/src/erts_alloc.xml
+++ b/erts/doc/src/erts_alloc.xml
@@ -595,7 +595,7 @@
</item>
<tag><marker id="M_sbct"/><c><![CDATA[+M<S>sbct <size>]]></c></tag>
<item>
- <p>Singleblock carrier threshold. Blocks larger than this
+ <p>Singleblock carrier threshold (in kilobytes). Blocks larger than this
threshold are placed in singleblock carriers. Blocks
smaller than this threshold are placed in multiblock
carriers. On 32-bit Unix style OS this threshold cannot be set
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
index 05142c9338..1c1fd89825 100644
--- a/erts/doc/src/notes.xml
+++ b/erts/doc/src/notes.xml
@@ -32,6 +32,219 @@
<p>This document describes the changes made to the ERTS application.</p>
+<section><title>Erts 8.3</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>Fixed a number of bugs that caused faulty stack-traces
+ to be generated. The faulty stack traces were generated
+ either when applying the following functions or tracing
+ the following functions:</p> <list>
+ <item><c>erlang:error/1</c></item>
+ <item><c>erlang:error/2</c></item>
+ <item><c>erlang:exit/1</c></item>
+ <item><c>erlang:throw/1</c></item> </list>
+ <p>
+ Own Id: OTP-14055</p>
+ </item>
+ <item>
+ <p>
+ Corrected documentation about memory footprint for maps.</p>
+ <p>
+ Own Id: OTP-14118</p>
+ </item>
+ <item>
+ <p>
+ Fix <c>process_info(Pid, current_stacktrace)</c> to use
+ stack depth limit set by
+ <c>system_flag(backtrace_depth)</c>. The old behavior was
+ a hard coded depth limit of 8.</p>
+ <p>
+ Own Id: OTP-14119 Aux Id: PR-1263 </p>
+ </item>
+ <item>
+ <p>
+ A process calling <seealso
+ marker="erlang#system_flag_multi_scheduling"><c>erlang:system_flag(multi_scheduling,
+ block)</c></seealso> could end up hanging forever in the
+ call.</p>
+ <p>
+ Own Id: OTP-14121</p>
+ </item>
+ <item>
+ <p>Dirty scheduler bug fixes:</p> <list> <item><p>Fixed
+ call time tracing of process being scheduled on dirty
+ scheduler.</p></item> <item><p>GC info from dirty
+ schedulers.</p></item> <item><p>Multi scheduling block
+ with dirty schedulers could crash the runtime
+ system.</p></item> <item><p>Process structures could be
+ removed prematurely.</p></item> <item><p>GC on dirty
+ scheduler could crash the runtime system.</p></item>
+ <item><p>Termination of a process executing on a dirty
+ scheduler could cause a runtime system crash.</p></item>
+ </list>
+ <p>
+ Own Id: OTP-14122</p>
+ </item>
+ <item>
+ <p>
+ Fixed crash that occurred when writing timer data to a
+ crash dump.</p>
+ <p>
+ Own Id: OTP-14133</p>
+ </item>
+ <item>
+ <p>
+ A literal area could be removed while still referred from
+ processes.</p>
+ <p>
+ Own Id: OTP-14134</p>
+ </item>
+ <item>
+ <p>
+ Fixed a bug in the garbage collector that could crash the
+ runtime system.</p>
+ <p>
+ Own Id: OTP-14135</p>
+ </item>
+ <item>
+ <p>
+ Fixed a bug in call-time trace for NIFs which caused
+ tracing to erroneously be started multiple times for one
+ call.</p>
+ <p>
+ Own Id: OTP-14136</p>
+ </item>
+ <item>
+ <p>
+ Remove a debug printout and an unnecessary garbage
+ collection when handling exceptions in hipe compiled
+ code.</p>
+ <p>
+ Own Id: OTP-14153</p>
+ </item>
+ <item>
+ <p>
+ Fix bug in tracing of garbage collection that could cause
+ VM crash. Bug exists since OTP 19.0.</p>
+ <p>
+ Own Id: OTP-14154</p>
+ </item>
+ <item>
+ <p>
+ Fix bug in <c>binary_to_term</c> for binaries created by
+ <c>term_to_binary </c> with option <c>compressed</c>. The
+ bug can cause <c>badarg</c> exception for a valid binary
+ when Erlang VM is linked against a <c>zlib</c> library of
+ version 1.2.9 or newer. Bug exists since OTP 17.0.</p>
+ <p>
+ Own Id: OTP-14159 Aux Id: ERL-340 </p>
+ </item>
+ <item>
+ <p>
+ Fix suspension of schedulers when generating a crashdump.</p>
+ <p>
+ Own Id: OTP-14164</p>
+ </item>
+ <item>
+ <p>NIF resources was not handled in a thread-safe manner
+ in the runtime system without SMP support.</p>
+ <p>As a consequence of this fix, the following driver
+ functions are now thread-safe also in the runtime system
+ without SMP support:</p> <list>
+ <item><p><c>driver_free_binary()</c></p></item>
+ <item><p><c>driver_realloc_binary()</c></p></item>
+ <item><p><c>driver_binary_get_refc()</c></p></item>
+ <item><p><c>driver_binary_inc_refc()</c></p></item>
+ <item><p><c>driver_binary_dec_refc()</c></p></item>
+ </list>
+ <p>
+ Own Id: OTP-14202</p>
+ </item>
+ <item>
+ <p>
+ Fix <c>erlang:round/1</c> for large floating point
+ numbers with an odd absolute value between <c>(1 bsl
+ 52)</c> and <c>(1 bsl 53)</c>. The result was falsely
+ calculated as the next higher even number even though all
+ integer values up to <c>(1 bsl 53)</c> can be represented
+ as floats with full precision.</p>
+ <p>
+ Own Id: OTP-14227</p>
+ </item>
+ <item>
+ <p>
+ Add size of literals to module code size in crash dump
+ and <c>(l)oaded</c> command in break menu like it used to
+ be before OTP-19.0.</p>
+ <p>
+ Own Id: OTP-14228</p>
+ </item>
+ <item>
+ <p>
+ Fix potential bug in <c>enif_send</c> when called without
+ a process context and with argument <c>msg_env</c> as
+ <c>NULL</c>.</p>
+ <p>
+ Own Id: OTP-14229</p>
+ </item>
+ <item>
+ <p>
+ Fix bug where passing an appendable binary to
+ <c>erlang:port_control()</c> could crash the emulator.</p>
+ <p>
+ Own Id: OTP-14231</p>
+ </item>
+ <item>
+ <p>
+ Receive expressions with timeout in the Erlang shell
+ could cause a VM crash.</p>
+ <p>
+ Own Id: OTP-14241 Aux Id: ERL-365 </p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ A received SIGTERM signal to beam will generate a
+ <c>'stop'</c> message to the <c>init</c> process and
+ terminate the Erlang VM nicely. This is equivalent to
+ calling <c>init:stop/0</c>.</p>
+ <p>
+ Own Id: OTP-14085</p>
+ </item>
+ <item>
+ <p>
+ Workaround for buggy Android implementation of
+ <c>PTHREAD_STACK_MIN</c> causing build of runtime system
+ to crash on undeclared <c>PAGE_SIZE</c>.</p>
+ <p>
+ Own Id: OTP-14165 Aux Id: ERL-319 </p>
+ </item>
+ <item>
+ <p>
+ Add configure option --without-thread-names that removes
+ the naming of individual emulator threads.</p>
+ <p>
+ Own Id: OTP-14234</p>
+ </item>
+ <item>
+ <p>
+ Add warning in documentation of <c>zlib:deflateInit/6</c>
+ about option <c>WindowsBits</c> values 8 and -8.</p>
+ <p>
+ Own Id: OTP-14254 Aux Id: ERL-362 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Erts 8.2.2</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 0d1ed17449..e836f9bcc8 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -1274,8 +1274,8 @@ signal_dispatcher_thread_func(void *unused)
do {
res = read(sig_notify_fds[0], (void *) &sb.buf[i], sizeof(int) - i);
- i += res;
- } while ((i != sizeof(int) && res >= 0) || (res < 0 && errno == EINTR));
+ i += res > 0 ? res : 0;
+ } while ((i < sizeof(int) && res >= 0) || (res < 0 && errno == EINTR));
if (res < 0) {
erts_exit(ERTS_ABORT_EXIT,
diff --git a/erts/emulator/test/os_signal_SUITE.erl b/erts/emulator/test/os_signal_SUITE.erl
index 9aa49a453e..6bafb0e18c 100644
--- a/erts/emulator/test/os_signal_SUITE.erl
+++ b/erts/emulator/test/os_signal_SUITE.erl
@@ -323,7 +323,10 @@ kill(Signal, Pid) ->
load_nif(Config) ->
Path = proplists:get_value(data_dir, Config),
- ok = erlang:load_nif(filename:join(Path,"os_signal_nif"), 0).
+ case erlang:load_nif(filename:join(Path,"os_signal_nif"), 0) of
+ ok -> ok;
+ {error,{reload,_}} -> ok
+ end.
run(Program0, Args) -> run(".", Program0, Args).
run(Cwd, Program0, Args) when is_list(Cwd) ->
diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam
index fdd87ef739..92eedd73d8 100644
--- a/erts/preloaded/ebin/init.beam
+++ b/erts/preloaded/ebin/init.beam
Binary files differ
diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl
index 86dc9a2957..3dc6953b4c 100644
--- a/erts/preloaded/src/init.erl
+++ b/erts/preloaded/src/init.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. 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.
@@ -1084,7 +1084,7 @@ start_it({eval,Bin}) ->
{ok,Ts,_} = erl_scan:string(Str),
Ts1 = case reverse(Ts) of
[{dot,_}|_] -> Ts;
- TsR -> reverse([{dot,1} | TsR])
+ TsR -> reverse([{dot,erl_anno:new(1)} | TsR])
end,
{ok,Expr} = erl_parse:parse_exprs(Ts1),
{value, _Value, _Bs} = erl_eval:exprs(Expr, erl_eval:new_bindings()),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 20:31:19 +0000