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authorHans Bolinder <[email protected]>2018-02-06 14:37:12 +0100
committerHans Bolinder <[email protected]>2018-02-06 14:40:53 +0100
commitc53939321c81330d802b7426592a12748fb9429d (patch)
treecd2093a822aee5c3a35a237e567c04bfd17c78bd /lib/mnesia/src
parent1040c3c48099e5ee6b65cb2af5e8bf446764fef3 (diff)
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mnesia: Do not call erlang:get_stacktrace() (cont)
Take care of the call of erlang:get_stacktrace() in module mnesia_lib.
Diffstat (limited to 'lib/mnesia/src')
-rw-r--r--lib/mnesia/src/mnesia.erl4
-rw-r--r--lib/mnesia/src/mnesia.hrl4
-rw-r--r--lib/mnesia/src/mnesia_checkpoint.erl8
-rw-r--r--lib/mnesia/src/mnesia_controller.erl5
-rw-r--r--lib/mnesia/src/mnesia_dumper.erl5
-rw-r--r--lib/mnesia/src/mnesia_frag.erl5
-rw-r--r--lib/mnesia/src/mnesia_lib.erl16
-rw-r--r--lib/mnesia/src/mnesia_loader.erl5
-rw-r--r--lib/mnesia/src/mnesia_locker.erl7
-rw-r--r--lib/mnesia/src/mnesia_recover.erl6
-rw-r--r--lib/mnesia/src/mnesia_schema.erl5
-rw-r--r--lib/mnesia/src/mnesia_tm.erl7
12 files changed, 44 insertions, 33 deletions
diff --git a/lib/mnesia/src/mnesia.erl b/lib/mnesia/src/mnesia.erl
index 95f7d4afc1..6d87544bd2 100644
--- a/lib/mnesia/src/mnesia.erl
+++ b/lib/mnesia/src/mnesia.erl
@@ -177,8 +177,8 @@
%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia.hrl b/lib/mnesia/src/mnesia.hrl
index da7e662288..e36222d098 100644
--- a/lib/mnesia/src/mnesia.hrl
+++ b/lib/mnesia/src/mnesia.hrl
@@ -47,6 +47,10 @@
-define(catch_val(Var), (try ?ets_lookup_element(mnesia_gvar, Var, 2)
catch error:_ -> {'EXIT', {badarg, []}} end)).
+-define(catch_val_and_stack(Var),
+ (try ?ets_lookup_element(mnesia_gvar, Var, 2)
+ catch error:_:_Stacktrace -> {'EXIT', _Stacktrace} end)).
+
%% It's important that counter is first, since we compare tid's
-record(tid,
diff --git a/lib/mnesia/src/mnesia_checkpoint.erl b/lib/mnesia/src/mnesia_checkpoint.erl
index 8112378ffd..8290237908 100644
--- a/lib/mnesia/src/mnesia_checkpoint.erl
+++ b/lib/mnesia/src/mnesia_checkpoint.erl
@@ -1269,9 +1269,9 @@ system_code_change(Cp, _Module, _OldVsn, _Extra) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
- _VaLuE_ -> _VaLuE_
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
+ Value -> Value
end.
-
diff --git a/lib/mnesia/src/mnesia_controller.erl b/lib/mnesia/src/mnesia_controller.erl
index 77013489b3..77e67a59db 100644
--- a/lib/mnesia/src/mnesia_controller.erl
+++ b/lib/mnesia/src/mnesia_controller.erl
@@ -185,9 +185,10 @@ max_loaders() ->
worker_res
}).
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_dumper.erl b/lib/mnesia/src/mnesia_dumper.erl
index c50052aa68..31bcc1451f 100644
--- a/lib/mnesia/src/mnesia_dumper.erl
+++ b/lib/mnesia/src/mnesia_dumper.erl
@@ -1469,8 +1469,9 @@ regulate(RegulatorPid) ->
{regulated, RegulatorPid} -> ok
end.
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_frag.erl b/lib/mnesia/src/mnesia_frag.erl
index c39f30e140..63fb4981fe 100644
--- a/lib/mnesia/src/mnesia_frag.erl
+++ b/lib/mnesia/src/mnesia_frag.erl
@@ -1157,9 +1157,10 @@ remove_node(Node, Cs) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Helpers
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_lib.erl b/lib/mnesia/src/mnesia_lib.erl
index 53fdd76de8..56f6926df0 100644
--- a/lib/mnesia/src/mnesia_lib.erl
+++ b/lib/mnesia/src/mnesia_lib.erl
@@ -116,7 +116,7 @@
lock_table/1,
mkcore/1,
not_active_here/1,
- other_val/1,
+ other_val/2,
overload_read/0,
overload_read/1,
overload_set/2,
@@ -435,8 +435,8 @@ validate_record(Tab, Obj) ->
%%
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> other_val(Var, Stacktrace);
_VaLuE_ -> _VaLuE_
end.
@@ -446,9 +446,9 @@ set(Var, Val) ->
unset(Var) ->
?ets_delete(mnesia_gvar, Var).
-other_val(Var) ->
+other_val(Var, Stacktrace) ->
case other_val_1(Var) of
- error -> pr_other(Var);
+ error -> pr_other(Var, Stacktrace);
Val -> Val
end.
@@ -460,8 +460,8 @@ other_val_1(Var) ->
_ -> error
end.
--spec pr_other(_) -> no_return().
-pr_other(Var) ->
+-spec pr_other(_, _) -> no_return().
+pr_other(Var, Stacktrace) ->
Why =
case is_running() of
no -> {node_not_running, node()};
@@ -469,7 +469,7 @@ pr_other(Var) ->
end,
verbose("~p (~tp) val(mnesia_gvar, ~tw) -> ~p ~tp ~n",
[self(), process_info(self(), registered_name),
- Var, Why, erlang:get_stacktrace()]),
+ Var, Why, Stacktrace]),
mnesia:abort(Why).
%% Some functions for list valued variables
diff --git a/lib/mnesia/src/mnesia_loader.erl b/lib/mnesia/src/mnesia_loader.erl
index 11991f2465..bbceb9ba66 100644
--- a/lib/mnesia/src/mnesia_loader.erl
+++ b/lib/mnesia/src/mnesia_loader.erl
@@ -34,9 +34,10 @@
-include("mnesia.hrl").
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_locker.erl b/lib/mnesia/src/mnesia_locker.erl
index 073b48abc0..710bf38cb5 100644
--- a/lib/mnesia/src/mnesia_locker.erl
+++ b/lib/mnesia/src/mnesia_locker.erl
@@ -97,10 +97,11 @@ init(Parent) ->
end,
loop(#state{supervisor = Parent}).
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
- _VaLuE_ -> _VaLuE_
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
+ Value -> Value
end.
reply(From, R) ->
diff --git a/lib/mnesia/src/mnesia_recover.erl b/lib/mnesia/src/mnesia_recover.erl
index d792070332..475bf3c327 100644
--- a/lib/mnesia/src/mnesia_recover.erl
+++ b/lib/mnesia/src/mnesia_recover.erl
@@ -177,10 +177,10 @@ disconnect(Node) ->
log_decision(D) ->
cast({log_decision, D}).
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _Reason} ->
- mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_schema.erl b/lib/mnesia/src/mnesia_schema.erl
index b3f5377321..de6c3fb4ee 100644
--- a/lib/mnesia/src/mnesia_schema.erl
+++ b/lib/mnesia/src/mnesia_schema.erl
@@ -181,9 +181,10 @@ exit_on_error({error, Reason}) ->
exit_on_error(GoodRes) ->
GoodRes.
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
Value -> Value
end.
diff --git a/lib/mnesia/src/mnesia_tm.erl b/lib/mnesia/src/mnesia_tm.erl
index 0b8399830d..eaebdf6d02 100644
--- a/lib/mnesia/src/mnesia_tm.erl
+++ b/lib/mnesia/src/mnesia_tm.erl
@@ -121,10 +121,11 @@ init(Parent) ->
proc_lib:init_ack(Parent, {ok, self()}),
doit_loop(#state{supervisor = Parent}).
+%% Local function in order to avoid external function call
val(Var) ->
- case ?catch_val(Var) of
- {'EXIT', _} -> mnesia_lib:other_val(Var);
- _VaLuE_ -> _VaLuE_
+ case ?catch_val_and_stack(Var) of
+ {'EXIT', Stacktrace} -> mnesia_lib:other_val(Var, Stacktrace);
+ Value -> Value
end.
reply({From,Ref}, R) ->