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-rw-r--r--erts/emulator/test/nif_SUITE.erl11
-rw-r--r--erts/emulator/test/nif_SUITE_data/nif_SUITE.c15
2 files changed, 21 insertions, 5 deletions
diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl
index d88ac01e46..9932b526b9 100644
--- a/erts/emulator/test/nif_SUITE.erl
+++ b/erts/emulator/test/nif_SUITE.erl
@@ -598,10 +598,11 @@ monitor_process_a(Config) ->
end
end),
R_ptr = alloc_monitor_resource_nif(),
- {0, Mon} = monitor_process_nif(R_ptr, Pid, UseMsgEnv, self()),
+ {0, Mon1} = monitor_process_nif(R_ptr, Pid, UseMsgEnv, self()),
[R_ptr] = monitored_by(Pid),
Terminator(Pid),
- [{monitor_resource_down, R_ptr, Pid, Mon}] = flush(),
+ [{monitor_resource_down, R_ptr, Pid, Mon2}] = flush(),
+ 0 = compare_monitors_nif(Mon1, Mon2),
[] = last_resource_dtor_call(),
ok = release_resource(R_ptr),
{R_ptr, _, 1} = last_resource_dtor_call()
@@ -650,8 +651,9 @@ monitor_process_c(Config) ->
Papa ! {self(), done, R_ptr, Mon},
exit
end),
- [{Pid, done, R_ptr, Mon},
- {monitor_resource_down, R_ptr, Pid, Mon}] = flush(),
+ [{Pid, done, R_ptr, Mon1},
+ {monitor_resource_down, R_ptr, Pid, Mon2}] = flush(),
+ compare_monitors_nif(Mon1, Mon2),
{R_ptr, _, 1} = last_resource_dtor_call(),
ok.
@@ -2657,6 +2659,7 @@ last_fd_stop_call() -> ?nif_stub.
alloc_monitor_resource_nif() -> ?nif_stub.
monitor_process_nif(_,_,_,_) -> ?nif_stub.
demonitor_process_nif(_,_) -> ?nif_stub.
+compare_monitors_nif(_,_) -> ?nif_stub.
monitor_frenzy_nif(_,_,_,_) -> ?nif_stub.
%% maps
diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
index 05b4b05e16..a9622e3b8d 100644
--- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
+++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
@@ -2407,6 +2407,18 @@ static ERL_NIF_TERM demonitor_process_nif(ErlNifEnv* env, int argc, const ERL_NI
return enif_make_int(env, res);
}
+static ERL_NIF_TERM compare_monitors_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{
+ ErlNifMonitor m1, m2;
+ if (!get_monitor(env, argv[0], &m1)
+ || !get_monitor(env, argv[1], &m2)) {
+ return enif_make_badarg(env);
+ }
+
+ return enif_make_int(env, enif_compare_monitors(&m1, &m2));
+}
+
+
/*********** monitor_frenzy ************/
struct frenzy_rand_bits
@@ -2763,7 +2775,7 @@ static void frenzy_resource_down(ErlNifEnv* env, void* obj, ErlNifPid* pid,
for (mix = 0; mix < FRENZY_MONITORS_MAX; mix++) {
if (r->monv[mix].pid.pid == pid->pid && r->monv[mix].state >= MON_TRYING) {
enif_mutex_lock(r->monv[mix].lock);
- if (memcmp(mon, &r->monv[mix].mon, sizeof(*mon)) == 0) {
+ if (enif_compare_monitors(mon, &r->monv[mix].mon) == 0) {
assert(r->monv[mix].state >= MON_ACTIVE);
r->monv[mix].state = MON_FREE_DOWN;
enif_mutex_unlock(r->monv[mix].lock);
@@ -2864,6 +2876,7 @@ static ErlNifFunc nif_funcs[] =
{"alloc_monitor_resource_nif", 0, alloc_monitor_resource_nif},
{"monitor_process_nif", 4, monitor_process_nif},
{"demonitor_process_nif", 2, demonitor_process_nif},
+ {"compare_monitors_nif", 2, compare_monitors_nif},
{"monitor_frenzy_nif", 4, monitor_frenzy_nif}
};