ext4__es_shrink_enter 2421 include/trace/events/ext4.h DECLARE_EVENT_CLASS(ext4__es_shrink_enter, ext4__es_shrink_enter 2443 include/trace/events/ext4.h DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_count, ext4__es_shrink_enter 2449 include/trace/events/ext4.h DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_scan_enter,