From 6d281624128b5877283df2e91e2c116c3a142f16 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?John=20H=C3=B6gberg?= Date: Mon, 16 Apr 2018 17:54:57 +0200 Subject: Disregard locks that can't be toggled in lcnt_SUITE --- erts/emulator/test/lcnt_SUITE.erl | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'erts/emulator/test') diff --git a/erts/emulator/test/lcnt_SUITE.erl b/erts/emulator/test/lcnt_SUITE.erl index 4e52c2813c..dfffd662e2 100644 --- a/erts/emulator/test/lcnt_SUITE.erl +++ b/erts/emulator/test/lcnt_SUITE.erl @@ -87,8 +87,9 @@ wait_for_empty_lock_list() -> wait_for_empty_lock_list(10). wait_for_empty_lock_list(Tries) when Tries > 0 -> try_flush_cleanup_ops(), - case erts_debug:lcnt_collect() of - [{duration, _}, {locks, []}] -> + [{duration, _}, {locks, Locks}] = erts_debug:lcnt_collect(), + case remove_untoggleable_locks(Locks) of + [] -> ok; _ -> timer:sleep(50), @@ -124,7 +125,7 @@ toggle_lock_counting(Config) when is_list(Config) -> get_lock_info_for(Categories) when is_list(Categories) -> ok = erts_debug:lcnt_control(mask, Categories), [{duration, _}, {locks, Locks}] = erts_debug:lcnt_collect(), - Locks; + remove_untoggleable_locks(Locks); get_lock_info_for(Category) when is_atom(Category) -> get_lock_info_for([Category]). @@ -178,3 +179,13 @@ registered_db_tables(Config) when is_list(Config) -> (_Lock) -> false end, DbLocks), ok. + +%% Not all locks can be toggled on or off due to technical limitations, so we +%% need to filter them out when checking whether we successfully disabled lock +%% counting. +remove_untoggleable_locks([]) -> + []; +remove_untoggleable_locks([{resource_monitors, _, _, _} | T]) -> + remove_untoggleable_locks(T); +remove_untoggleable_locks([H | T]) -> + [H | remove_untoggleable_locks(T)]. -- cgit v1.2.3