log_do_checkpoint  135 fs/jbd/checkpoint.c 			log_do_checkpoint(journal);
log_do_checkpoint 1140 fs/jbd/journal.c 		log_do_checkpoint(journal);
log_do_checkpoint 1362 fs/jbd/journal.c 		err = log_do_checkpoint(journal);
log_do_checkpoint  977 include/linux/jbd.h int log_do_checkpoint(journal_t *journal);