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-rw-r--r--lib/mnesia/doc/src/notes.xml28
-rw-r--r--lib/mnesia/src/mnesia_checkpoint.erl4
-rw-r--r--lib/mnesia/src/mnesia_schema.erl16
-rw-r--r--lib/mnesia/vsn.mk2
4 files changed, 33 insertions, 17 deletions
diff --git a/lib/mnesia/doc/src/notes.xml b/lib/mnesia/doc/src/notes.xml
index ebab612b58..ba94e913f5 100644
--- a/lib/mnesia/doc/src/notes.xml
+++ b/lib/mnesia/doc/src/notes.xml
@@ -39,7 +39,33 @@
thus constitutes one section in this document. The title of each
section is the version number of Mnesia.</p>
- <section><title>Mnesia 4.15.2</title>
+ <section><title>Mnesia 4.15.3</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Removed a quadratic behavior in startup. This change
+ implies that backend plugins (if used) must be set when
+ the schema is created or via configuration parameters
+ before mnesia is started.</p>
+ <p>
+ Own Id: OTP-14829 Aux Id: ERIERL-84 </p>
+ </item>
+ <item>
+ <p>
+ Bad timing could crash mnesia after a checkpoint was
+ deactivated and reactivated with the same checkpoint name
+ on different tables.</p>
+ <p>
+ Own Id: OTP-14841 Aux Id: ERIERL-113 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
+<section><title>Mnesia 4.15.2</title>
<section><title>Fixed Bugs and Malfunctions</title>
<list>
diff --git a/lib/mnesia/src/mnesia_checkpoint.erl b/lib/mnesia/src/mnesia_checkpoint.erl
index 2ff77326a9..8112378ffd 100644
--- a/lib/mnesia/src/mnesia_checkpoint.erl
+++ b/lib/mnesia/src/mnesia_checkpoint.erl
@@ -857,9 +857,9 @@ retainer_loop(Cp = #checkpoint_args{is_activated=false, name=Name}) ->
retainer_loop(Cp = #checkpoint_args{name=Name}) ->
receive
{_From, {retain, Tid, Tab, Key, OldRecs}} ->
- R = val({Tab, {retainer, Name}}),
+ R = ?catch_val({Tab, {retainer, Name}}),
PendingTab = Cp#checkpoint_args.pending_tab,
- case R#retainer.really_retain of
+ case is_record(R, retainer) andalso R#retainer.really_retain of
true ->
Store = R#retainer.store,
try true = ets:member(PendingTab, Tid),
diff --git a/lib/mnesia/src/mnesia_schema.erl b/lib/mnesia/src/mnesia_schema.erl
index 83cc19c678..71952af31c 100644
--- a/lib/mnesia/src/mnesia_schema.erl
+++ b/lib/mnesia/src/mnesia_schema.erl
@@ -952,19 +952,9 @@ get_index_plugins() ->
get_schema_user_property(mnesia_index_plugins).
get_schema_user_property(Key) ->
- Tab = schema,
- %% Must work reliably both within transactions and outside of transactions
- Res = case get(mnesia_activity_state) of
- undefined ->
- dirty_read_table_property(Tab, Key);
- _ ->
- do_read_table_property(Tab, Key)
- end,
- case Res of
- undefined ->
- [];
- {_, Types} ->
- Types
+ case dirty_read_table_property(schema, Key) of
+ undefined -> [];
+ {_, Types} -> Types
end.
get_ext_types_disc() ->
diff --git a/lib/mnesia/vsn.mk b/lib/mnesia/vsn.mk
index 67afbdc0de..45f811846d 100644
--- a/lib/mnesia/vsn.mk
+++ b/lib/mnesia/vsn.mk
@@ -1 +1 @@
-MNESIA_VSN = 4.15.2
+MNESIA_VSN = 4.15.3