enable
filter
jbd2_checkpoint/
jbd2_checkpoint_stats/
jbd2_commit_flushing/
jbd2_commit_locking/
jbd2_commit_logging/
jbd2_drop_transaction/
jbd2_end_commit/
jbd2_handle_extend/
jbd2_handle_restart/
jbd2_handle_start/
jbd2_handle_stats/
jbd2_lock_buffer_stall/
jbd2_run_stats/
jbd2_shrink_checkpoint_list/
jbd2_shrink_count/
jbd2_shrink_scan_enter/
jbd2_shrink_scan_exit/
jbd2_start_commit/
jbd2_submit_inode_data/
jbd2_update_log_tail/
jbd2_write_superblock/