From bfcf88311828b93a833ce96ad1a518b8eca08552 Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Wed, 18 Jan 2017 14:40:25 +0100 Subject: Change exception for enif_schedule_nif() with dirty flags --- erts/doc/src/erl_nif.xml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 51b095e6ef..74a551d60b 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -2463,7 +2463,7 @@ enif_map_iterator_destroy(env, &iter); CPU-bound, or ERL_NIF_DIRTY_JOB_IO_BOUND for jobs that will be I/O-bound. If dirty scheduler threads are not available in the emulator, an attempt to schedule such a job - results in a badarg exception.

+ results in a notsup exception.

argc and argv -- cgit v1.2.3 From a198f78edcae91366cbd75df7539116ccb85adec Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Mon, 1 Aug 2016 14:39:33 +0200 Subject: erts: Remove erlang:hash/2 from documentation --- erts/doc/src/erlang.xml | 23 ----------------------- 1 file changed, 23 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 7815bfa510..2859f22bf4 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -1954,26 +1954,6 @@ os_prompt% - - - Hash function (deprecated). - -

Returns a hash value for Term within the range - 1..Range. The maximum range is 1..2^27-1.

- -

This BIF is deprecated, as the hash value can differ on - different architectures. The hash values for integer - terms > 2^27 and large binaries are - poor. The BIF is retained for backward compatibility - reasons (it can have been used to hash records into a file), - but all new code is to use one of the BIFs - erlang:phash/2 or - erlang:phash2/1,2 - instead.

- - - - Head of a list. @@ -3818,9 +3798,6 @@ RealSystem = system + MissedSystem Term within the range 1..Range. The maximum value for Range is 2^32.

-

This BIF can be used instead of the old deprecated BIF - erlang:hash/2, as it calculates better hashes for - all data types, but consider using phash2/1,2 instead.

 -- cgit v1.2.3 From 433918a391238187a61532f13b504a97e6cb4a53 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Mon, 30 Jan 2017 11:09:28 +0100 Subject: erts: Remove unnecessary warnings --- erts/doc/src/erlang.xml | 8 -------- 1 file changed, 8 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 2859f22bf4..8865f8abdc 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -3832,10 +3832,6 @@ RealSystem = system + MissedSystem

Returns a string corresponding to the text representation of Pid.

- -

This BIF is intended for debugging and is not to be used - in application programs.

- @@ -4408,10 +4404,6 @@ RealSystem = system + MissedSystem

Returns a string corresponding to the text representation of the port identifier Port.

- -

This BIF is intended for debugging. It is not to be used - in application programs.

- -- cgit v1.2.3 From 26b59dfe67ef551cd94765557cdd8c79794bcc38 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jos=C3=A9=20Valim?= Date: Tue, 31 May 2016 14:28:54 +0200 Subject: Add new AtU8 beam chunk MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The new chunk stores atoms encoded in UTF-8. beam_lib has also been modified to handle the new 'utf8_atoms' attribute while the 'atoms' attribute may be a missing chunk from now on. The binary_to_atom/2 BIF can now encode any utf8 binary with up to 255 characters. The list_to_atom/1 BIF can now accept codepoints higher than 255 with up to 255 characters (thanks to Björn Gustavsson). --- erts/doc/src/erl_ext_dist.xml | 15 +++++---------- erts/doc/src/erlang.xml | 35 +++++++++++++---------------------- 2 files changed, 18 insertions(+), 32 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index 4f799f8f34..a436a9ca74 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -119,16 +119,11 @@ Compressed Data Format when Expanded -

As from ERTS 5.10 (OTP R16) support - for UTF-8 encoded atoms has been introduced in the external format. - However, only characters that can be encoded using Latin-1 (ISO-8859-1) - are currently supported in atoms. The support for UTF-8 encoded atoms - in the external format has been implemented to be able to support - all Unicode characters in atoms in some future release. - Until full Unicode support for atoms has been introduced, - it is an error to pass atoms containing - characters that cannot be encoded in Latin-1, and the behavior is - undefined.

+

As from ERTS 9.0 (OTP 20), UTF-8 encoded atoms may contain any Unicode + character. Although the support for UTF-8 encoded atoms in the external + format is available since ERTS 5.10 (OTP R16), passing atoms that cannot + be encoded in Latin-1 is an error in versions earlier than + Erlang/OTP 20, and the behavior is undefined.

When distribution flag DFLAG_UTF8_ATOMS has been exchanged between both nodes in the diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index b3fab3874b..cf038c49f0 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -325,16 +325,11 @@ Z = erlang:adler32_combine(X,Y,iolist_size(Data2)). is latin1, one byte exists for each character in the text representation. If Encoding is utf8 or - unicode, the characters are encoded using UTF-8 - (that is, characters from 128 through 255 are - encoded in two bytes).

+ unicode, the characters are encoded using UTF-8 where + characters may require multiple bytes.

-

atom_to_binary(Atom, latin1) never - fails, as the text representation of an atom can only - contain characters from 0 through 255. In a future release, - the text representation - of atoms can be allowed to contain any Unicode character and - atom_to_binary(Atom, latin1) then fails if the +

As from Erlang/OTP 20, atoms can contain any Unicode character + and atom_to_binary(Atom, latin1) may fail if the text representation for Atom contains a Unicode character > 255.

 @@ -402,13 +397,11 @@ Z = erlang:adler32_combine(X,Y,iolist_size(Data2)). translation of bytes in the binary is done. If Encoding is utf8 or unicode, the binary must contain - valid UTF-8 sequences. Only Unicode characters up - to 255 are allowed.

+ valid UTF-8 sequences.

-

binary_to_atom(Binary, utf8) fails if - the binary contains Unicode characters > 255. - In a future release, such Unicode characters can be allowed and - binary_to_atom(Binary, utf8) does then not fail. +

As from Erlang/OTP 20, binary_to_atom(Binary, utf8) + is capable of encoding any Unicode character. Earlier versions would + fail if the binary contained Unicode characters > 255. For more information about Unicode support in atoms, see the note on UTF-8 encoded atoms @@ -419,9 +412,7 @@ Z = erlang:adler32_combine(X,Y,iolist_size(Data2)). > binary_to_atom(<<"Erlang">>, latin1). 'Erlang' > binary_to_atom(<<1024/utf8>>, utf8). -** exception error: bad argument - in function binary_to_atom/2 - called as binary_to_atom(<<208,128>>,utf8) +'Ѐ' @@ -2401,10 +2392,10 @@ os_prompt%

Returns the atom whose text representation is String.

-

String can only contain ISO-latin-1 - characters (that is, numbers < 256) as the implementation does not - allow Unicode characters equal to or above 256 in atoms. - For more information on Unicode support in atoms, see +

As from Erlang/OTP 20, String may contain + any Unicode character. Earlier versions allowed only ISO-latin-1 + characters as the implementation did not allow Unicode characters + above 255. For more information on Unicode support in atoms, see note on UTF-8 encoded atoms in section "External Term Format" in the User's Guide.

-- cgit v1.2.3 From 4751ac228fc09c6421f521b9e5a1a0f2b2eebade Mon Sep 17 00:00:00 2001 From: Erlang/OTP Date: Wed, 1 Feb 2017 18:32:57 +0100 Subject: Prepare release --- erts/doc/src/notes.xml | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) (limited to 'erts/doc') diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index f816cdf3a8..09f190aa8d 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -32,6 +32,56 @@

This document describes the changes made to the ERTS application.

+
Erts 7.3.1.3 + +
Fixed Bugs and Malfunctions + + +

+ A bug has been fixed where if erlang was started +B on a + unix platform it would be killed by a SIGUSR2 signal when + creating a crash dump.

+

+ Own Id: OTP-13425 Aux Id: ERL-94

+ + +

+ Calls to erl_drv_send_term() or + erl_drv_output_term() from a non-scheduler thread + while the corresponding port was invalid caused the + emulator to enter an inconsistent state which eventually + caused an emulator crash.

+

+ Own Id: OTP-13866

+ + +

Driver and NIF operations accessing processes or ports + could cause an emulator crash when used from + non-scheduler threads. Those operations are:

+ erl_drv_send_term() + driver_send_term() + erl_drv_output_term() + driver_output_term() + enif_send() + enif_port_command() +

+ Own Id: OTP-13869

+ + +

+ Fix bug in binary_to_term for binaries created by + term_to_binary with option compressed. The + bug can cause badarg exception for a valid binary + when Erlang VM is linked against a zlib library of + version 1.2.9 or newer. Bug exists since OTP 17.0.

+

+ Own Id: OTP-14159 Aux Id: ERL-340

+ + +
+ +
+
Erts 7.3.1.2
Fixed Bugs and Malfunctions -- cgit v1.2.3 From fc0477a67641b9ba344de595b7fec2431208f8e6 Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Tue, 24 Jan 2017 19:50:25 +0100 Subject: Atomic reference count of binaries also in non-SMP NIF resources was not handled in a thread-safe manner in the runtime system without SMP support. As a consequence of this fix, the following driver functions are now thread-safe also in the runtime system without SMP support: - driver_free_binary() - driver_realloc_binary() - driver_binary_get_refc() - driver_binary_inc_refc() - driver_binary_dec_refc() --- erts/doc/src/erl_driver.xml | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index d8bf45c523..7fbe97bc0b 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -1103,8 +1103,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]>

Decrements the reference count on bin and returns the reference count reached after the decrement.

-

This function is only thread-safe when the emulator with SMP - support is used.

+

This function is thread-safe.

The reference count of driver binary is normally to be decremented by calling @@ -1124,8 +1123,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]>

Returns the current reference count on bin.

-

This function is only thread-safe when the emulator with SMP - support is used.

+

This function is thread-safe.

@@ -1137,8 +1135,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]>

Increments the reference count on bin and returns the reference count reached after the increment.

-

This function is only thread-safe when the emulator with SMP - support is used.

+

This function is thread-safe.

@@ -1434,8 +1431,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]> driver_alloc_binary. As binaries in Erlang are reference counted, the binary can still be around.

-

This function is only thread-safe when the emulator with SMP - support is used.

+

This function is thread-safe.

@@ -1872,8 +1868,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]>

Resizes a driver binary, while keeping the data.

Returns the resized driver binary on success. Returns NULL on failure (out of memory).

-

This function is only thread-safe when the emulator with SMP - support is used.

+

This function is thread-safe.

-- cgit v1.2.3 From 6474bd146ba11a84ed3805f4b158bf752fd5ce8b Mon Sep 17 00:00:00 2001 From: Erlang/OTP Date: Tue, 7 Feb 2017 09:46:31 +0100 Subject: Prepare release --- erts/doc/src/notes.xml | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'erts/doc') diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index d4bc819120..1d3b198f1b 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -32,6 +32,34 @@

This document describes the changes made to the ERTS application.

+
Erts 8.2.2 + +
Fixed Bugs and Malfunctions + + +

+ Fix bug in binary_to_term for binaries created by + term_to_binary with option compressed. The + bug can cause badarg exception for a valid binary + when Erlang VM is linked against a zlib library of + version 1.2.9 or newer. Bug exists since OTP 17.0.

+

+ Own Id: OTP-14159 Aux Id: ERL-340

+ + +

+ The driver efile_drv when opening a file now use fstat() + on the open file instead of stat() before opening, if + fstat() exists. This avoids a race when the file happens + to change between stat() and open().

+

+ Own Id: OTP-14184 Aux Id: seq-13266

+ + +
+ +
+
Erts 8.2.1
Fixed Bugs and Malfunctions -- cgit v1.2.3 From 7c06ca6231b812965305522284dd9f2653ced98d Mon Sep 17 00:00:00 2001 From: Andrew Dryga Date: Tue, 14 Feb 2017 11:30:41 +0200 Subject: Fixed typos in erts --- erts/doc/src/erl.xml | 6 +++--- erts/doc/src/erl_tracer.xml | 2 +- erts/doc/src/erlang.xml | 2 +- erts/doc/src/erts_alloc.xml | 2 +- erts/doc/src/notes.xml | 14 +++++++------- 5 files changed, 13 insertions(+), 13 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 4e32118405..29fef7348b 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -638,7 +638,7 @@ this value also applies to command-line parameters and environment variables (see section - Unicode in Enviroment and Parameters in the STDLIB + Unicode in Environment and Parameters in the STDLIB User's Guide).

@@ -674,7 +674,7 @@ this value also applies to command-line parameters and environment variables (see section - Unicode in Enviroment and Parameters in the STDLIB + Unicode in Environment and Parameters in the STDLIB User's Guide).

@@ -695,7 +695,7 @@ this value also applies to command-line parameters and environment variables (see section - Unicode in Enviroment and Parameters in the STDLIB + Unicode in Environment and Parameters in the STDLIB User's Guide).

diff --git a/erts/doc/src/erl_tracer.xml b/erts/doc/src/erl_tracer.xml index 43613c31b1..2681a19da0 100644 --- a/erts/doc/src/erl_tracer.xml +++ b/erts/doc/src/erl_tracer.xml @@ -103,7 +103,7 @@ If set the tracer has been requested to include a time stamp. extra - If set the tracepoint has included additonal data about + If set the tracepoint has included additional data about the trace event. What the additional data is depends on which TraceTag has been triggered. The extra trace data corresponds to the fifth element in the trace tuples described in diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 8d340a15f5..352d30f3b4 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -4591,7 +4591,7 @@ RealSystem = system + MissedSystem

If the process potentially can get many messages, you are advised to set the flag to off_heap. This because a garbage collection with many messages placed on - the heap can become extremly expensive and the process can + the heap can become extremely expensive and the process can consume large amounts of memory. Performance of the actual message passing is however generally better when not using flag off_heap.

diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml index 8ab35851c1..49dadfb42c 100644 --- a/erts/doc/src/erts_alloc.xml +++ b/erts/doc/src/erts_alloc.xml @@ -452,7 +452,7 @@ utilization value > 0 is used, allocator instances are allowed to abandon multiblock carriers. If de (default enabled) is passed instead of a ]]>, - a recomended non-zero utilization value is used. The value + a recommended non-zero utilization value is used. The value chosen depends on the allocator type and can be changed between ERTS versions. Defaults to de, but this can be changed in the future.

diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index ae1d2b1d93..05142c9338 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -564,7 +564,7 @@

- Fixed a VM crash that occured in a garbage collection of + Fixed a VM crash that occurred in a garbage collection of a process when it had received binaries. This bug was introduced in ERTS version 8.0 (OTP 19.0).

@@ -581,7 +581,7 @@

- Fixed a VM crash that occured in garbage collection of a + Fixed a VM crash that occurred in garbage collection of a process when it had received maps over the distribution. This bug was introduced in ERTS version 8.0 (OTP 19.0).

@@ -5682,7 +5682,7 @@ dependent, so applications aiming to be portable should consider using {ipv6_v6only,true} when creating an inet6 listening/destination socket, and if - neccesary also create an inet socket on the same + necessary also create an inet socket on the same port for IPv4 traffic. See the documentation.

Own Id: OTP-8928 Aux Id: kunagi-193 [104]

@@ -6063,7 +6063,7 @@ This change of default value will reduce lock contention on ETS tables using the read_concurrency option at the expense of memory consumption when the amount of - schedulers and logical processors are beween 8 and 64. + schedulers and logical processors are between 8 and 64. For more information, see documentation of the +rg command line argument of erl(1).

@@ -7040,7 +7040,7 @@

For the subsection about process_flag(save_calls, N) there's an unrelated paragraph about process priorities - which was copied from the preceeding subsection regarding + which was copied from the preceding subsection regarding process_flag(priority, Level). (Thanks to Filipe David Manana)

@@ -8255,7 +8255,7 @@

Wx on MacOS X generated complains on stderr about certain - cocoa functions not beeing called from the "Main thread". + cocoa functions not being called from the "Main thread". This is now corrected.

Own Id: OTP-9081

@@ -9246,7 +9246,7 @@

The empd program could loop and consume 100% - CPU time if an unexpected error ocurred in + CPU time if an unexpected error occurred in listen() or accept(). Now epmd will terminate if a non-recoverable error occurs. (Thanks to Michael Santos.)

-- cgit v1.2.3