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authorRickard Green <[email protected]>2018-08-30 13:17:42 +0200
committerRickard Green <[email protected]>2018-08-30 13:17:42 +0200
commit392bbf34425fba0c740592a81a503b9d76983460 (patch)
tree1cbdc22473917716424892567f3045eaff17f2ba
parentf2fac67bc61407017acc3d8db3b36c3e08804394 (diff)
parentf7012b7a731924193cf05fc77b103e89bd0fcbfb (diff)
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Merge branch 'maint-21' into maint
* maint-21: Updated OTP version Update release notes Update version numbers Fix missing 'in' trace events during 'running' trace
-rw-r--r--OTP_VERSION2
-rw-r--r--erts/doc/src/notes.xml26
-rw-r--r--erts/emulator/beam/erl_process.c89
-rw-r--r--erts/vsn.mk2
-rw-r--r--otp_versions.table1
5 files changed, 85 insertions, 35 deletions
diff --git a/OTP_VERSION b/OTP_VERSION
index f6865be5d0..25e6ec249c 100644
--- a/OTP_VERSION
+++ b/OTP_VERSION
@@ -1 +1 @@
-21.0.6 \ No newline at end of file
+21.0.7
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
index 6b4db48f61..bab7386da3 100644
--- a/erts/doc/src/notes.xml
+++ b/erts/doc/src/notes.xml
@@ -31,6 +31,32 @@
</header>
<p>This document describes the changes made to the ERTS application.</p>
+<section><title>Erts 10.0.6</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ A race between termination of a process and resume of the
+ same process via <c>erlang:resume_process/1</c> could
+ cause the VM to crash. This bug was introduced in erts
+ version 10.0 (OTP 21.0).</p>
+ <p>
+ Own Id: OTP-15237</p>
+ </item>
+ <item>
+ <p>
+ When tracing on <c>running</c>, <c>in</c> trace events
+ could be lost when a process was rescheduled between a
+ dirty and a normal scheduler.</p>
+ <p>
+ Own Id: OTP-15269 Aux Id: ERL-713 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Erts 10.0.5</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 9386f79b56..9f3dfd6c37 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -9079,6 +9079,9 @@ unlock_lock_rq(int pre_free, void *vrq)
}
+static void trace_schedule_in(Process *p, erts_aint32_t state);
+static void trace_schedule_out(Process *p, erts_aint32_t state);
+
/*
* schedule() is called from BEAM (process_main()) or HiPE
* (hipe_mode_switch()) when the current process is to be
@@ -9184,22 +9187,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls)
state = erts_atomic32_read_nob(&p->state);
- if (IS_TRACED(p)) {
- if (IS_TRACED_FL(p, F_TRACE_CALLS) && !(state & ERTS_PSFLG_FREE))
- erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_OUT);
- if ((state & (ERTS_PSFLG_FREE|ERTS_PSFLG_EXITING)) == ERTS_PSFLG_EXITING) {
- if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT))
- trace_sched(p, ERTS_PROC_LOCK_MAIN,
- ((state & ERTS_PSFLG_FREE)
- ? am_out_exited
- : am_out_exiting));
- }
- else {
- if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED) ||
- ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_PROCS))
- trace_sched(p, ERTS_PROC_LOCK_MAIN, am_out);
- }
- }
+ if (IS_TRACED(p))
+ trace_schedule_out(p, state);
erts_proc_lock(p, ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE);
@@ -9610,6 +9599,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls)
/* Migrate to dirty scheduler... */
sunlock_sched_out_proc:
erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS);
+ if (IS_TRACED(p))
+ trace_schedule_in(p, state);
goto sched_out_proc;
}
}
@@ -9643,23 +9634,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls)
erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS);
- /* Clear tracer if it has been removed */
- if (IS_TRACED(p) && erts_is_tracer_proc_enabled(
- p, ERTS_PROC_LOCK_MAIN, &p->common)) {
-
- if (state & ERTS_PSFLG_EXITING) {
- if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT))
- trace_sched(p, ERTS_PROC_LOCK_MAIN, am_in_exiting);
- }
- else {
- if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED) ||
- ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_PROCS))
- trace_sched(p, ERTS_PROC_LOCK_MAIN, am_in);
- }
- if (IS_TRACED_FL(p, F_TRACE_CALLS)) {
- erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_IN);
- }
- }
+ if (IS_TRACED(p))
+ trace_schedule_in(p, state);
if (is_normal_sched) {
if (state & ERTS_PSFLG_RUNNING_SYS) {
@@ -9823,6 +9799,53 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls)
}
}
+static void
+trace_schedule_in(Process *p, erts_aint32_t state)
+{
+ ASSERT(IS_TRACED(p));
+ ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks(p) == ERTS_PROC_LOCK_MAIN);
+
+ /* Clear tracer if it has been removed */
+ if (erts_is_tracer_proc_enabled(p, ERTS_PROC_LOCK_MAIN, &p->common)) {
+
+ if (state & ERTS_PSFLG_EXITING) {
+ if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT))
+ trace_sched(p, ERTS_PROC_LOCK_MAIN, am_in_exiting);
+ }
+ else {
+ if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED) ||
+ ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_PROCS))
+ trace_sched(p, ERTS_PROC_LOCK_MAIN, am_in);
+ }
+ if (IS_TRACED_FL(p, F_TRACE_CALLS))
+ erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_IN);
+ }
+
+}
+
+static void
+trace_schedule_out(Process *p, erts_aint32_t state)
+{
+ ASSERT(IS_TRACED(p));
+ ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks(p) == ERTS_PROC_LOCK_MAIN);
+
+ if (IS_TRACED_FL(p, F_TRACE_CALLS) && !(state & ERTS_PSFLG_FREE))
+ erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_OUT);
+
+ if ((state & (ERTS_PSFLG_FREE|ERTS_PSFLG_EXITING)) == ERTS_PSFLG_EXITING) {
+ if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT))
+ trace_sched(p, ERTS_PROC_LOCK_MAIN,
+ ((state & ERTS_PSFLG_FREE)
+ ? am_out_exited
+ : am_out_exiting));
+ }
+ else {
+ if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED) ||
+ ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_PROCS))
+ trace_sched(p, ERTS_PROC_LOCK_MAIN, am_out);
+ }
+}
+
static int
notify_sys_task_executed(Process *c_p, ErtsProcSysTask *st,
Eterm st_result, int normal_sched)
diff --git a/erts/vsn.mk b/erts/vsn.mk
index c0444fa483..feb51e42d2 100644
--- a/erts/vsn.mk
+++ b/erts/vsn.mk
@@ -18,7 +18,7 @@
# %CopyrightEnd%
#
-VSN = 10.0.5
+VSN = 10.0.6
# Port number 4365 in 4.2
# Port number 4366 in 4.3
diff --git a/otp_versions.table b/otp_versions.table
index 99a4c8faf3..05ce167e2e 100644
--- a/otp_versions.table
+++ b/otp_versions.table
@@ -1,3 +1,4 @@
+OTP-21.0.7 : erts-10.0.6 # asn1-5.0.6 common_test-1.16 compiler-7.2.3 crypto-4.3.2 debugger-4.2.5 dialyzer-3.3 diameter-2.1.5 edoc-0.9.3 eldap-1.2.4 erl_docgen-0.8 erl_interface-3.10.3 et-1.6.2 eunit-2.3.6 ftp-1.0 hipe-3.18 inets-7.0.1 jinterface-1.9 kernel-6.0 megaco-3.18.3 mnesia-4.15.4 observer-2.8 odbc-2.12.1 os_mon-2.4.5 otp_mibs-1.2 parsetools-2.1.7 public_key-1.6.1 reltool-0.7.6 runtime_tools-1.13 sasl-3.2 snmp-5.2.11 ssh-4.7 ssl-9.0.1 stdlib-3.5.1 syntax_tools-2.1.5 tftp-1.0 tools-3.0 wx-1.8.4 xmerl-1.3.17 :
OTP-21.0.6 : crypto-4.3.2 inets-7.0.1 ssl-9.0.1 # asn1-5.0.6 common_test-1.16 compiler-7.2.3 debugger-4.2.5 dialyzer-3.3 diameter-2.1.5 edoc-0.9.3 eldap-1.2.4 erl_docgen-0.8 erl_interface-3.10.3 erts-10.0.5 et-1.6.2 eunit-2.3.6 ftp-1.0 hipe-3.18 jinterface-1.9 kernel-6.0 megaco-3.18.3 mnesia-4.15.4 observer-2.8 odbc-2.12.1 os_mon-2.4.5 otp_mibs-1.2 parsetools-2.1.7 public_key-1.6.1 reltool-0.7.6 runtime_tools-1.13 sasl-3.2 snmp-5.2.11 ssh-4.7 stdlib-3.5.1 syntax_tools-2.1.5 tftp-1.0 tools-3.0 wx-1.8.4 xmerl-1.3.17 :
OTP-21.0.5 : compiler-7.2.3 crypto-4.3.1 erts-10.0.5 # asn1-5.0.6 common_test-1.16 debugger-4.2.5 dialyzer-3.3 diameter-2.1.5 edoc-0.9.3 eldap-1.2.4 erl_docgen-0.8 erl_interface-3.10.3 et-1.6.2 eunit-2.3.6 ftp-1.0 hipe-3.18 inets-7.0 jinterface-1.9 kernel-6.0 megaco-3.18.3 mnesia-4.15.4 observer-2.8 odbc-2.12.1 os_mon-2.4.5 otp_mibs-1.2 parsetools-2.1.7 public_key-1.6.1 reltool-0.7.6 runtime_tools-1.13 sasl-3.2 snmp-5.2.11 ssh-4.7 ssl-9.0 stdlib-3.5.1 syntax_tools-2.1.5 tftp-1.0 tools-3.0 wx-1.8.4 xmerl-1.3.17 :
OTP-21.0.4 : erts-10.0.4 # asn1-5.0.6 common_test-1.16 compiler-7.2.2 crypto-4.3 debugger-4.2.5 dialyzer-3.3 diameter-2.1.5 edoc-0.9.3 eldap-1.2.4 erl_docgen-0.8 erl_interface-3.10.3 et-1.6.2 eunit-2.3.6 ftp-1.0 hipe-3.18 inets-7.0 jinterface-1.9 kernel-6.0 megaco-3.18.3 mnesia-4.15.4 observer-2.8 odbc-2.12.1 os_mon-2.4.5 otp_mibs-1.2 parsetools-2.1.7 public_key-1.6.1 reltool-0.7.6 runtime_tools-1.13 sasl-3.2 snmp-5.2.11 ssh-4.7 ssl-9.0 stdlib-3.5.1 syntax_tools-2.1.5 tftp-1.0 tools-3.0 wx-1.8.4 xmerl-1.3.17 :