/* LOCKING: assumes the GC lock is held */ int sgen_stop_world (int generation) { int count, dead; mono_profiler_gc_event (MONO_GC_EVENT_PRE_STOP_WORLD, generation); MONO_GC_WORLD_STOP_BEGIN (); acquire_gc_locks (); /* We start to scan after locks are taking, this ensures we won't be interrupted. */ sgen_process_togglerefs (); update_current_thread_stack (&count); sgen_global_stop_count++; SGEN_LOG (3, "stopping world n %d from %p %p", sgen_global_stop_count, mono_thread_info_current (), (gpointer)mono_native_thread_id_get ()); TV_GETTIME (stop_world_time); count = sgen_thread_handshake (TRUE); dead = restart_threads_until_none_in_managed_allocator (); if (count < dead) g_error ("More threads have died (%d) that been initialy suspended %d", dead, count); count -= dead; SGEN_LOG (3, "world stopped %d thread(s)", count); mono_profiler_gc_event (MONO_GC_EVENT_POST_STOP_WORLD, generation); MONO_GC_WORLD_STOP_END (); sgen_memgov_collection_start (generation); sgen_bridge_reset_data (); return count; }
/* LOCKING: assumes the GC lock is held */ void sgen_client_stop_world (int generation) { TV_DECLARE (end_handshake); /* notify the profiler of the leftovers */ /* FIXME this is the wrong spot at we can STW for non collection reasons. */ if (G_UNLIKELY (mono_profiler_events & MONO_PROFILE_GC_MOVES)) mono_sgen_gc_event_moves (); acquire_gc_locks (); mono_profiler_gc_event (MONO_GC_EVENT_PRE_STOP_WORLD_LOCKED, generation); /* We start to scan after locks are taking, this ensures we won't be interrupted. */ sgen_process_togglerefs (); update_current_thread_stack (&generation); sgen_global_stop_count++; SGEN_LOG (3, "stopping world n %d from %p %p", sgen_global_stop_count, mono_thread_info_current (), (gpointer) (gsize) mono_native_thread_id_get ()); TV_GETTIME (stop_world_time); sgen_unified_suspend_stop_world (); SGEN_LOG (3, "world stopped"); TV_GETTIME (end_handshake); time_stop_world += TV_ELAPSED (stop_world_time, end_handshake); sgen_memgov_collection_start (generation); if (sgen_need_bridge_processing ()) sgen_bridge_reset_data (); }
/* LOCKING: assumes the GC lock is held */ int sgen_stop_world (int generation) { TV_DECLARE (end_handshake); int count, dead; mono_profiler_gc_event (MONO_GC_EVENT_PRE_STOP_WORLD, generation); MONO_GC_WORLD_STOP_BEGIN (); binary_protocol_world_stopping (sgen_timestamp ()); acquire_gc_locks (); /* We start to scan after locks are taking, this ensures we won't be interrupted. */ sgen_process_togglerefs (); update_current_thread_stack (&count); sgen_global_stop_count++; SGEN_LOG (3, "stopping world n %d from %p %p", sgen_global_stop_count, mono_thread_info_current (), (gpointer)mono_native_thread_id_get ()); TV_GETTIME (stop_world_time); count = sgen_thread_handshake (TRUE); dead = restart_threads_until_none_in_managed_allocator (); if (count < dead) g_error ("More threads have died (%d) that been initialy suspended %d", dead, count); count -= dead; SGEN_LOG (3, "world stopped %d thread(s)", count); mono_profiler_gc_event (MONO_GC_EVENT_POST_STOP_WORLD, generation); MONO_GC_WORLD_STOP_END (); if (binary_protocol_is_enabled ()) { long long major_total, major_marked, los_total, los_marked; count_cards (&major_total, &major_marked, &los_total, &los_marked); binary_protocol_world_stopped (sgen_timestamp (), major_total, major_marked, los_total, los_marked); } TV_GETTIME (end_handshake); time_stop_world += TV_ELAPSED (stop_world_time, end_handshake); sgen_memgov_collection_start (generation); if (sgen_need_bridge_processing ()) sgen_bridge_reset_data (); return count; }