jbd2_journal_start 145 fs/ext4/super.c return jbd2_journal_start(journal, nblocks); jbd2_journal_start 1301 fs/jbd2/transaction.c handle = jbd2_journal_start(journal, 1); jbd2_journal_start 267 fs/ocfs2/journal.c handle = jbd2_journal_start(journal, max_buffs); jbd2_journal_start 1033 include/linux/jbd2.h extern handle_t *jbd2_journal_start(journal_t *, int nblocks);