BH_JournalHead 338 include/linux/jbd.h bit_spin_lock(BH_JournalHead, &bh->b_state); BH_JournalHead 343 include/linux/jbd.h bit_spin_unlock(BH_JournalHead, &bh->b_state); BH_JournalHead 376 include/linux/jbd2.h bit_spin_lock(BH_JournalHead, &bh->b_state); BH_JournalHead 381 include/linux/jbd2.h bit_spin_unlock(BH_JournalHead, &bh->b_state);