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-rw-r--r--erts/doc/src/erl.xml5
-rw-r--r--erts/doc/src/erl_prim_loader.xml16
-rw-r--r--erts/doc/src/erlang.xml9
-rw-r--r--erts/doc/src/erts_alloc.xml14
-rw-r--r--erts/doc/src/notes.xml196
5 files changed, 222 insertions, 18 deletions
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml
index 1a4a955d8b..5bde285311 100644
--- a/erts/doc/src/erl.xml
+++ b/erts/doc/src/erl.xml
@@ -495,7 +495,7 @@
<c><![CDATA[werl]]></c>, not <c><![CDATA[erl]]></c> (<c><![CDATA[oldshell]]></c>). Note also that
<c><![CDATA[Ctrl-Break]]></c> is used instead of <c><![CDATA[Ctrl-C]]></c> on Windows.</p>
</item>
- <tag><c><![CDATA[+c]]></c></tag>
+ <tag><marker id="+c"><c><![CDATA[+c]]></c></marker></tag>
<item>
<p>Disable compensation for sudden changes of system time.</p>
<p>Normally, <c><![CDATA[erlang:now/0]]></c> will not immediately reflect
@@ -510,6 +510,9 @@
reflect the current system time. Note that timers are based
on <c><![CDATA[erlang:now/0]]></c>. If the system time jumps, timers
then time out at the wrong time.</p>
+ <p><em>NOTE</em>: You can check whether the adjustment is enabled or
+ disabled by calling
+ <seealso marker="erlang#system_info_tolerant_timeofday">erlang:system_info(tolerant_timeofday)</seealso>.</p>
</item>
<tag><c><![CDATA[+d]]></c></tag>
<item>
diff --git a/erts/doc/src/erl_prim_loader.xml b/erts/doc/src/erl_prim_loader.xml
index 6751deda4d..171f84decc 100644
--- a/erts/doc/src/erl_prim_loader.xml
+++ b/erts/doc/src/erl_prim_loader.xml
@@ -148,6 +148,22 @@
</desc>
</func>
<func>
+ <name name="read_link_info" arity="1"/>
+ <fsummary>Get information about a link or file</fsummary>
+ <desc>
+ <p>This function works like
+ <seealso marker="#read_file_info/1">read_file_info/1</seealso>
+ except that if <c><anno>Filename</anno></c> is a symbolic link,
+ information about the link will be returned in the <c>file_info</c>
+ record and the <c>type</c> field of the record will be set to
+ <c>symlink</c>.</p>
+ <p>If <c><anno>Filename</anno></c> is not a symbolic link, this function
+ returns exactly the same result as <c>read_file_info/1</c>.
+ On platforms that do not support symbolic links, this function
+ is always equivalent to <c>read_file_info/1</c>.</p>
+ </desc>
+ </func>
+ <func>
<name name="set_path" arity="1"/>
<fsummary>Set the path of the loader</fsummary>
<desc>
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 0f4dfc0f98..84168397f6 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -4968,7 +4968,7 @@ true</pre>
<desc>
<p>Note that the run-time is the sum of the run-time for all
threads in the Erlang run-time system and may therefore be greater
- than the wall-clock time.</p>
+ than the wall-clock time. The time is returned in milliseconds.</p>
<pre>
> <input>statistics(runtime).</input>
{1690,1620}
@@ -6295,6 +6295,13 @@ ok
(<seealso marker="erts:erl_driver#driver_async">driver_async()</seealso>)
as an integer.</p>
</item>
+ <tag><marker id="system_info_tolerant_timeofday"><c>tolerant_timeofday</c></marker></tag>
+ <item>
+ <p>Returns whether compensation for sudden changes of system
+ time is <c>enabled</c> or <c>disabled</c>.</p>
+ <p>See also <seealso marker="erts:erl#+c">+c</seealso>
+ command line flag.</p>
+ </item>
<tag><c>trace_control_word</c></tag>
<item>
<p>Returns the value of the node's trace control word.
diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml
index c9eca39a99..1ade41f1aa 100644
--- a/erts/doc/src/erts_alloc.xml
+++ b/erts/doc/src/erts_alloc.xml
@@ -4,7 +4,7 @@
<cref>
<header>
<copyright>
- <year>2002</year><year>2013</year>
+ <year>2002</year><year>2014</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -531,15 +531,9 @@
<p>Multiple, thread specific instances of the allocator.
This option will only have any effect on the runtime system
with SMP support. Default behaviour on the runtime system with
- SMP support:</p>
- <taglist>
- <tag><c>ll_alloc</c></tag>
- <item><c>1</c> instance.</item>
- <tag>Other allocators</tag>
- <item><c>NoSchedulers+1</c> instances. Each scheduler will use
- a lock-free instance of its own and other threads will use
- a common instance.</item>
- </taglist>
+ SMP support is <c>NoSchedulers+1</c> instances. Each scheduler will use
+ a lock-free instance of its own and other threads will use
+ a common instance.</p>
<p>It was previously (before ERTS version 5.9) possible to configure
a smaller amount of thread specific instances than schedulers.
This is, however, not possible any more.</p>
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
index 68feaa027a..086d29c668 100644
--- a/erts/doc/src/notes.xml
+++ b/erts/doc/src/notes.xml
@@ -30,6 +30,190 @@
</header>
<p>This document describes the changes made to the ERTS application.</p>
+<section><title>Erts 6.1.2</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ OTP-11850 fixed filelib:wildcard/1 to work with broken
+ symlinks. This correction, however, introduced problems
+ since symlinks were no longer followed for functions like
+ filelib:ensure_dir/1, filelib:is_dir/1,
+ filelib:file_size/1, etc. This is now corrected.</p>
+ <p>
+ Own Id: OTP-12054 Aux Id: seq12660 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
+<section><title>Erts 6.1.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Fixed ETHR_FORCE_INLINE which caused the build to break
+ on some platforms without adequate thread support
+ (VxWorks).</p>
+ <p>
+ Own Id: OTP-12010</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
+<section><title>Erts 6.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>The documentation for <c>spawn_opt/5</c> now has a
+ note mentioning that the <c>monitor</c> option is not
+ supported.</p>
+ <p>
+ Own Id: OTP-11849</p>
+ </item>
+ <item>
+ <p>
+ Fix broken system monitoring of <c>large_heap</c> for
+ non-smp VM. No message for <c>large_heap</c> was ever
+ sent on non-smp VM. Bug exist since R16B.</p>
+ <p>
+ Own Id: OTP-11852</p>
+ </item>
+ <item>
+ <p>
+ The emulator without SMP support crashed when passing a
+ message to a process without enough heap space for the
+ message. This bug was introduced in <c>erts-6.0</c>.</p>
+ <p>
+ Own Id: OTP-11887 Aux Id: OTP-11388 </p>
+ </item>
+ <item>
+ <p>
+ Fix race between ETS table deletion and unfixation that
+ could cause VM crash. The race could happen between a
+ terminating process that does not own the table but has a
+ fixation on it and another process that deletes the table
+ (maybe the owner terminating) at the same time. Bug
+ existed since R15B02.</p>
+ <p>
+ Own Id: OTP-11892</p>
+ </item>
+ <item>
+ <p>The string following the <c>-eval</c> option when
+ invoking <c>erl</c> would not be properly translated from
+ UTF-8 to a list of Unicode characters (as would the
+ arguments for <c>-run</c>).</p>
+ <p>That bug would cause the build of Erlang/OTP to fail
+ when building in a directory whose pathname contained
+ non-US ASCII characters encoded in UTF-8. (Thanks to Eric
+ Pailleau for reporting this bug.)</p>
+ <p>
+ Own Id: OTP-11916</p>
+ </item>
+ <item>
+ <p>
+ Fix erts_debug:size/1 to handle Map sizes</p>
+ <p>
+ Own Id: OTP-11923</p>
+ </item>
+ <item>
+ <p>
+ Removed <c>erlang:bitstr_to_list/1</c> and
+ <c>erlang:list_to_bitstr/1</c>. They were added by
+ mistake, and have always raised an <c>undefined</c>
+ exception when called.</p>
+ <p>
+ Own Id: OTP-11942</p>
+ </item>
+ <item>
+ <p>
+ Fixed compilation using mingw-w64 on Windows.</p>
+ <p>
+ Thanks to Jani Hakala.</p>
+ <p>
+ Own Id: OTP-11945</p>
+ </item>
+ <item>
+ <p>
+ The git sha is no longer printed in the shell start
+ header when erlang is built from a tagged git release.</p>
+ <p>
+ Own Id: OTP-11961</p>
+ </item>
+ <item>
+ <p>
+ Fixed a bug where <c>send</c> trace events were
+ erroneously dropped when the send was done to a
+ registered process. This bug was introduced in R16B.</p>
+ <p>
+ Own Id: OTP-11968</p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>The following native functions now bump an appropriate
+ amount of reductions and yield when out of
+ reductions:</p> <list>
+ <item><c>erlang:binary_to_list/1</c></item>
+ <item><c>erlang:binary_to_list/3</c></item>
+ <item><c>erlang:bitstring_to_list/1</c></item>
+ <item><c>erlang:list_to_binary/1</c></item>
+ <item><c>erlang:iolist_to_binary/1</c></item>
+ <item><c>erlang:list_to_bitstring/1</c></item>
+ <item><c>binary:list_to_bin/1</c></item> </list>
+ <p>Characteristics impact:</p> <taglist>
+ <tag>Performance</tag> <item>The functions converting
+ from lists got a performance loss for very small lists,
+ and a performance gain for very large lists.</item>
+ <tag>Priority</tag> <item>Previously a process executing
+ one of these functions effectively got an unfair priority
+ boost. This priority boost depended on the input size.
+ The larger the input was, the larger the priority boost
+ got. This unfair priority boost is now lost. </item>
+ </taglist>
+ <p>
+ Own Id: OTP-11888</p>
+ </item>
+ <item>
+ <p>
+ The systemd features of epmd have been removed from epmd
+ by default. To enable them you have to build erlang with
+ the configure option --enable-systemd.</p>
+ <p>
+ Own Id: OTP-11921</p>
+ </item>
+ <item>
+ <p>
+ Removed Erlang wrapper code used when calling
+ <c>binary_to_term/1</c>, and <c>binary_to_term/2</c>.
+ This improves the performance of these BIFs especially
+ when they are called with small binaries as input.</p>
+ <p>
+ Own Id: OTP-11931</p>
+ </item>
+ <item>
+ <p>
+ Add erlang:system_info(tolerant_timeofday), an API to
+ check whether compensation for sudden changes of system
+ time is enabled or not.</p>
+ <p>
+ Own Id: OTP-11970</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Erts 6.0.1</title>
<section><title>Fixed Bugs and Malfunctions</title>
@@ -595,9 +779,9 @@
"hi" := V1, a := V2, b := V3} = M2. % match keys with
values</c></item> </taglist></p>
<p>
- For information on how to use Maps please see the
- <seealso marker="doc/reference_manual:maps">Reference
- Manual</seealso>.</p>
+ For information on how to use Maps please see Map Expressions in the
+ <seealso marker="doc/reference_manual:expressions#map_expressions">
+ Reference Manual</seealso>.</p>
<p>
The current implementation is without the following
features: <taglist> <item>No variable keys</item>
@@ -4854,7 +5038,7 @@
<item>
<p>
The <c>configure</c> command line argument <seealso
- marker="doc/installation_guide:INSTALL#How-to-Build-and-Install-ErlangOTP_A-Closer-Look-at-the-individual-Steps_Configuring">--enable-ethread-pre-pentium4-compatibility</seealso>
+ marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP">--enable-ethread-pre-pentium4-compatibility</seealso>
had no effect. This option is now also automatically
enabled if required on the build machine.</p>
<p>
@@ -5433,7 +5617,7 @@
platforms than before. If <c>configure</c> warns about no
atomic implementation available, try using the
<c>libatomic_ops</c> library. Use the <seealso
- marker="doc/installation_guide:INSTALL#How-to-Build-and-Install-ErlangOTP_A-Closer-Look-at-the-individual-Steps_Configuring">--with-libatomic_ops=PATH</seealso>
+ marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP">--with-libatomic_ops=PATH</seealso>
<c>configure</c> command line argument when specifying
where the <c>libatomic_ops</c> installation is located.
The <c>libatomic_ops</c> library can be downloaded from:
@@ -5451,7 +5635,7 @@
the pentium 4 processor. If you want the runtime system
to be compatible with older processors (back to 486) you
need to pass the <seealso
- marker="doc/installation_guide:INSTALL#How-to-Build-and-Install-ErlangOTP_A-Closer-Look-at-the-individual-Steps_Configuring">--enable-ethread-pre-pentium4-compatibility</seealso>
+ marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP">--enable-ethread-pre-pentium4-compatibility</seealso>
<c>configure</c> command line argument when configuring
the system.</p>
<p>
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-21 19:56:25 +0000