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);