Merge branch 'maint-20' into maint

* maint-20:
  Updated OTP version
  Update release notes
  Update version numbers
  Fix doc for the 'quiet' option; it defaults to false
  asn1: Fix missing quotes of external encoding call
  Add a dedicated close function for TCP ports to prevent issues like ERL-430/448
  Close TCP ports properly on send timeout
  erts: Add missing release note

14 files changed, 122 insertions, 25 deletions

diff --git a/OTP_VERSION b/OTP_VERSION
index fcc01369af..204da679a1 100644
--- a/OTP_VERSION
+++ b/OTP_VERSION
@@ -1 +1 @@
-20.0.1
+20.0.2
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
index 722f7aaebd..ff7d593edb 100644
--- a/erts/doc/src/notes.xml
+++ b/erts/doc/src/notes.xml
@@ -31,6 +31,40 @@
   </header>
   <p>This document describes the changes made to the ERTS application.</p>
 
+<section><title>Erts 9.0.2</title>
+
+    <section><title>Fixed Bugs and Malfunctions</title>
+      <list>
+        <item>
+          <p>
+	    Added missing release notes for OTP-14491 ("performance
+	    bug in pre-allocators") which was included in erts-9.0.1
+	    (OTP-20.0.1).</p>
+          <p>
+	    Own Id: OTP-14494</p>
+        </item>
+        <item>
+	    <p>Fixed a bug that prevented TCP sockets from being
+	    closed properly on send timeouts.</p>
+          <p>
+	    Own Id: OTP-14509</p>
+        </item>
+        <item>
+          <p>
+	    Fixed bug in operator <c>bxor</c> causing erroneuos
+	    result when one operand is a big <em>negative</em>
+	    integer with the lowest <c>N*W</c> bits as zero and the
+	    other operand not larger than <c>N*W</c> bits. <c>N</c>
+	    is an integer of 1 or larger and <c>W</c> is 32 or 64
+	    depending on word size.</p>
+          <p>
+	    Own Id: OTP-14514</p>
+        </item>
+      </list>
+    </section>
+
+</section>
+
 <section><title>Erts 9.0.1</title>
 
     <section><title>Fixed Bugs and Malfunctions</title>
@@ -63,6 +97,17 @@
           <p>
 	    Own Id: OTP-14484</p>
         </item>
+        <item>
+	  <p>
+	    Fix performance bug in pre-allocators that could cause
+	    them to permanently fall back on normal more expensive memory
+	    allocation. Pre-allocators are used for quick allocation
+	    of short lived meta data used by messages and other
+	    scheduled tasks. Bug exists since OTP_R15B02.
+	    [this release note was missing in erts-9.0.1]</p>
+	  <p>
+	    Own Id: OTP-14491</p>
+	</item>
       </list>
     </section>
 
diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c
index fe421bfe12..7b1f4a0e9c 100644
--- a/erts/emulator/drivers/common/inet_drv.c
+++ b/erts/emulator/drivers/common/inet_drv.c
@@ -1249,6 +1249,8 @@ static int tcp_shutdown_error(tcp_descriptor* desc, int err);
 static int tcp_inet_output(tcp_descriptor* desc, HANDLE event);
 static int tcp_inet_input(tcp_descriptor* desc, HANDLE event);
 
+static void tcp_desc_close(tcp_descriptor*);
+
 #ifdef HAVE_UDP
 typedef struct {
     inet_descriptor inet;   /* common data structure (DON'T MOVE) */
@@ -9248,16 +9250,31 @@ static void tcp_inet_stop(ErlDrvData e)
     tcp_descriptor* desc = (tcp_descriptor*)e;
     DEBUGF(("tcp_inet_stop(%ld) {s=%d\r\n", 
 	    (long)desc->inet.port, desc->inet.s));
+
     tcp_close_check(desc);
-    /* free input buffer & output buffer */
-    if (desc->i_buf != NULL)
-	release_buffer(desc->i_buf);
-    desc->i_buf = NULL; /* net_mess2 may call this function recursively when 
-			   faulty messages arrive on dist ports*/
+    tcp_clear_input(desc);
+
     DEBUGF(("tcp_inet_stop(%ld) }\r\n", (long)desc->inet.port));
     inet_stop(INETP(desc));
 }
 
+/* Closes a tcp descriptor without leaving things hanging; the VM keeps trying
+ * to flush IO queues as long as it contains anything even after the port has
+ * been closed from the erlang side, which is desired behavior (Think escripts
+ * writing to files) but pretty hopeless if the underlying fd has been set to
+ * INVALID_SOCKET through desc_close.
+ *
+ * This function should be used in place of desc_close/erl_inet_close in all
+ * TCP-related operations. Note that this only closes the desc cleanly; it
+ * will be freed through tcp_inet_stop later on. */
+static void tcp_desc_close(tcp_descriptor* desc)
+{
+    tcp_clear_input(desc);
+    tcp_clear_output(desc);
+
+    erl_inet_close(INETP(desc));
+}
+
 /* TCP requests from Erlang */
 static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd,
 				 char* buf, ErlDrvSizeT len,
@@ -9502,7 +9519,7 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd,
     case INET_REQ_CLOSE:
 	DEBUGF(("tcp_inet_ctl(%ld): CLOSE\r\n", (long)desc->inet.port)); 
 	tcp_close_check(desc);
-	erl_inet_close(INETP(desc));
+	tcp_desc_close(desc);
 	return ctl_reply(INET_REP_OK, NULL, 0, rbuf, rsize);
 
 
@@ -9626,7 +9643,7 @@ static void tcp_inet_timeout(ErlDrvData e)
 	    set_busy_port(desc->inet.port, 0);
 	    inet_reply_error_am(INETP(desc), am_timeout);
 	    if (desc->send_timeout_close) {
-		erl_inet_close(INETP(desc));
+		tcp_desc_close(desc);
 	    }
 	}
 	else {
@@ -9640,7 +9657,7 @@ static void tcp_inet_timeout(ErlDrvData e)
     else if ((state & INET_STATE_CONNECTING) == INET_STATE_CONNECTING) {
 	/* assume connect timeout */
 	/* close the socket since it's not usable (see man pages) */
-	erl_inet_close(INETP(desc));
+	tcp_desc_close(desc);
 	async_error_am(INETP(desc), am_timeout);
     }
     else if ((state & INET_STATE_ACCEPTING) == INET_STATE_ACCEPTING) {
@@ -9803,8 +9820,7 @@ static int tcp_recv_closed(tcp_descriptor* desc)
 	/* passive mode do not terminate port ! */
 	tcp_clear_input(desc);
 	if (desc->inet.exitf) {
-	    tcp_clear_output(desc);
-	    desc_close(INETP(desc));
+	    tcp_desc_close(desc);
 	} else {
 	    desc_close_read(INETP(desc));
 	}
@@ -9847,7 +9863,7 @@ static int tcp_recv_error(tcp_descriptor* desc, int err)
 	    driver_cancel_timer(desc->inet.port);
 	    tcp_clear_input(desc);
 	    if (desc->inet.exitf) {
-		desc_close(INETP(desc));
+		tcp_desc_close(desc);
 	    } else {
 		desc_close_read(INETP(desc));
 	    }
@@ -10496,9 +10512,6 @@ static int tcp_send_or_shutdown_error(tcp_descriptor* desc, int err)
 	set_busy_port(desc->inet.port, 0);
     }
 
-    tcp_clear_output(desc);
-    tcp_clear_input(desc);
-
     /*
      * We used to handle "expected errors" differently from unexpected ones.
      * Now we handle all errors in the same way (unless the show_econnreset
@@ -10519,10 +10532,10 @@ static int tcp_send_or_shutdown_error(tcp_descriptor* desc, int err)
 	if (desc->inet.exitf)
 	    driver_exit(desc->inet.port, 0);
 	else
-	    desc_close(INETP(desc));
+	    tcp_desc_close(desc);
     } else {
 	tcp_close_check(desc);
-	erl_inet_close(INETP(desc));
+	tcp_desc_close(desc);
 
 	if (desc->inet.caller) {
 	    if (show_econnreset)
diff --git a/erts/vsn.mk b/erts/vsn.mk
index c4bef03e94..59699c6505 100644
--- a/erts/vsn.mk
+++ b/erts/vsn.mk
@@ -18,7 +18,7 @@
 # %CopyrightEnd%
 # 
 
-VSN = 9.0.1
+VSN = 9.0.2
 
 # Port number 4365 in 4.2
 # Port number 4366 in 4.3
diff --git a/lib/asn1/doc/src/notes.xml b/lib/asn1/doc/src/notes.xml
index 26640acabc..03452648bb 100644
--- a/lib/asn1/doc/src/notes.xml
+++ b/lib/asn1/doc/src/notes.xml
@@ -32,6 +32,23 @@
   <p>This document describes the changes made to the asn1 application.</p>
 
 
+<section><title>Asn1 5.0.1</title>
+
+    <section><title>Fixed Bugs and Malfunctions</title>
+      <list>
+        <item>
+          <p>
+	    Fixed compilation error of generated code caused by a
+	    missing quotation of function names as part of an
+	    external call for encoding.</p>
+          <p>
+	    Own Id: OTP-14519 Aux Id: ERIERL-49 </p>
+        </item>
+      </list>
+    </section>
+
+</section>
+
 <section><title>Asn1 5.0</title>
 
     <section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/asn1/src/asn1ct_gen_per.erl b/lib/asn1/src/asn1ct_gen_per.erl
index 28b4e46b0c..82e9326294 100644
--- a/lib/asn1/src/asn1ct_gen_per.erl
+++ b/lib/asn1/src/asn1ct_gen_per.erl
@@ -101,7 +101,7 @@ gen_encode_user(Erules,D) when is_record(D,typedef) ->
 	#'Externaltypereference'{module=CurrMod,type=Etype} ->
             emit([{asis,enc_func(Etype)},"(Val).",nl]);
 	#'Externaltypereference'{module=Emod,type=Etype} ->
-            emit([{asis,Emod},":",enc_func(Etype),"(Val).",nl])
+            emit([{asis,Emod},":",{asis,enc_func(Etype)},"(Val).",nl])
     end.
 
 
diff --git a/lib/asn1/test/asn1_SUITE_data/ImportsFrom.asn1 b/lib/asn1/test/asn1_SUITE_data/ImportsFrom.asn1
index 32b8f75dde..dee3cd5048 100644
--- a/lib/asn1/test/asn1_SUITE_data/ImportsFrom.asn1
+++ b/lib/asn1/test/asn1_SUITE_data/ImportsFrom.asn1
@@ -1,8 +1,9 @@
 ImportsFrom DEFINITIONS AUTOMATIC TAGS ::=
 BEGIN
 
-IMPORTS Int FROM ImportsFrom2;
+IMPORTS Int, Quoted-Seq FROM ImportsFrom2;
 i Int ::= 42
+My-Seq ::= Quoted-Seq
 
 END
 
diff --git a/lib/asn1/test/asn1_SUITE_data/ImportsFrom2.asn1 b/lib/asn1/test/asn1_SUITE_data/ImportsFrom2.asn1
index b0c29d24ae..a8e619e215 100644
--- a/lib/asn1/test/asn1_SUITE_data/ImportsFrom2.asn1
+++ b/lib/asn1/test/asn1_SUITE_data/ImportsFrom2.asn1
@@ -2,6 +2,11 @@ ImportsFrom2 DEFINITIONS AUTOMATIC TAGS ::=
 BEGIN
 IMPORTS Int FROM ImportsFrom3;
 
+Quoted-Seq ::= SEQUENCE {
+  x	   INTEGER(0..17),
+  y	   INTEGER(0..666)
+}
+
 LocalDef ::= OCTET STRING
 
 END
diff --git a/lib/asn1/vsn.mk b/lib/asn1/vsn.mk
index 7329a9f879..ec92d324eb 100644
--- a/lib/asn1/vsn.mk
+++ b/lib/asn1/vsn.mk
@@ -1 +1 @@
-ASN1_VSN = 5.0
+ASN1_VSN = 5.0.1
diff --git a/lib/kernel/doc/src/disk_log.xml b/lib/kernel/doc/src/disk_log.xml
index 1be28adfb8..884cb32c0c 100644
--- a/lib/kernel/doc/src/disk_log.xml
+++ b/lib/kernel/doc/src/disk_log.xml
@@ -972,7 +972,7 @@
           <item>
               <p>Specifies if messages will be sent to
                 <c>error_logger</c> on recoverable errors with
-                the log files. Defaults to <c>true</c>.</p>
+                the log files. Defaults to <c>false</c>.</p>
           </item>
         </taglist>
         <p><c>open/1</c> returns <c>{ok, <anno>Log</anno>}</c> if the
diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml
index e1cf45109d..9cd03ffcad 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 5.3.1</title>
+
+    <section><title>Fixed Bugs and Malfunctions</title>
+      <list>
+        <item>
+	    <p>The documentation for the 'quiet' option in
+	    disk_log:open/1 had an incorrect default value.</p>
+          <p>
+	    Own Id: OTP-14498</p>
+        </item>
+      </list>
+    </section>
+
+</section>
+
 <section><title>Kernel 5.3</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 77085b2064..f1ef70a373 100644
--- a/lib/kernel/src/kernel.appup.src
+++ b/lib/kernel/src/kernel.appup.src
@@ -18,7 +18,7 @@
 %% %CopyrightEnd%
 {"%VSN%",
  %% Up from - max one major revision back
- [{<<"5\\.[0-2](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-19.*
+ [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-19.*, OTP-20.0
  %% Down to - max one major revision back
- [{<<"5\\.[0-2](\\.[0-9]+)*">>,[restart_new_emulator]}]  % OTP-19.*
+ [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}]  % OTP-19.*, OTP-20.0
 }.
diff --git a/lib/kernel/vsn.mk b/lib/kernel/vsn.mk
index 4edecd8969..c9463241d1 100644
--- a/lib/kernel/vsn.mk
+++ b/lib/kernel/vsn.mk
@@ -1 +1 @@
-KERNEL_VSN = 5.3
+KERNEL_VSN = 5.3.1
diff --git a/otp_versions.table b/otp_versions.table
index 3ac2d75a23..aa35387162 100644
--- a/otp_versions.table
+++ b/otp_versions.table
@@ -1,3 +1,4 @@
+OTP-20.0.2 : asn1-5.0.1 erts-9.0.2 kernel-5.3.1 # common_test-1.15.1 compiler-7.1 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.2 cosTime-1.2.2 cosTransactions-1.3.2 crypto-4.0 debugger-4.2.2 dialyzer-3.2 diameter-2.0 edoc-0.9 eldap-1.2.2 erl_docgen-0.7 erl_interface-3.10 et-1.6 eunit-2.3.3 hipe-3.16 ic-4.4.2 inets-6.4 jinterface-1.8 megaco-3.18.2 mnesia-4.15 observer-2.4 odbc-2.12 orber-3.8.3 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.5 public_key-1.4.1 reltool-0.7.4 runtime_tools-1.12.1 sasl-3.0.4 snmp-5.2.6 ssh-4.5 ssl-8.2 stdlib-3.4.1 syntax_tools-2.1.2 tools-2.10.1 wx-1.8.1 xmerl-1.3.15 :
 OTP-20.0.1 : common_test-1.15.1 erts-9.0.1 runtime_tools-1.12.1 stdlib-3.4.1 tools-2.10.1 # asn1-5.0 compiler-7.1 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.2 cosTime-1.2.2 cosTransactions-1.3.2 crypto-4.0 debugger-4.2.2 dialyzer-3.2 diameter-2.0 edoc-0.9 eldap-1.2.2 erl_docgen-0.7 erl_interface-3.10 et-1.6 eunit-2.3.3 hipe-3.16 ic-4.4.2 inets-6.4 jinterface-1.8 kernel-5.3 megaco-3.18.2 mnesia-4.15 observer-2.4 odbc-2.12 orber-3.8.3 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.5 public_key-1.4.1 reltool-0.7.4 sasl-3.0.4 snmp-5.2.6 ssh-4.5 ssl-8.2 syntax_tools-2.1.2 wx-1.8.1 xmerl-1.3.15 :
 OTP-20.0 : asn1-5.0 common_test-1.15 compiler-7.1 cosProperty-1.2.2 crypto-4.0 debugger-4.2.2 dialyzer-3.2 diameter-2.0 edoc-0.9 erl_docgen-0.7 erl_interface-3.10 erts-9.0 eunit-2.3.3 hipe-3.16 inets-6.4 jinterface-1.8 kernel-5.3 megaco-3.18.2 mnesia-4.15 observer-2.4 orber-3.8.3 parsetools-2.1.5 public_key-1.4.1 reltool-0.7.4 runtime_tools-1.12 sasl-3.0.4 snmp-5.2.6 ssh-4.5 ssl-8.2 stdlib-3.4 syntax_tools-2.1.2 tools-2.10 wx-1.8.1 xmerl-1.3.15 # cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosTime-1.2.2 cosTransactions-1.3.2 eldap-1.2.2 et-1.6 ic-4.4.2 odbc-2.12 os_mon-2.4.2 otp_mibs-1.1.1 :
 OTP-19.3.6.1 : erts-8.3.5.1 # asn1-4.0.4 common_test-1.14 compiler-7.0.4 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7.4 debugger-4.2.1 dialyzer-3.1.1 diameter-1.12.2 edoc-0.8.1 eldap-1.2.2 erl_docgen-0.6.1 erl_interface-3.9.3 et-1.6 eunit-2.3.2 gs-1.6.2 hipe-3.15.4 ic-4.4.2 inets-6.3.9 jinterface-1.7.1 kernel-5.2 megaco-3.18.1 mnesia-4.14.3 observer-2.3.1 odbc-2.12 orber-3.8.2 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.4 percept-0.9 public_key-1.4 reltool-0.7.3 runtime_tools-1.11.1 sasl-3.0.3 snmp-5.2.5 ssh-4.4.2 ssl-8.1.3 stdlib-3.3 syntax_tools-2.1.1 tools-2.9.1 typer-0.9.12 wx-1.8 xmerl-1.3.14 :