BH_Shadow          42 fs/jbd2/commit.c 		clear_bit_unlock(BH_Shadow, &orig_bh->b_state);
BH_Shadow          44 fs/jbd2/commit.c 		wake_up_bit(&orig_bh->b_state, BH_Shadow);
BH_Shadow         995 fs/jbd2/transaction.c 		wait_on_bit_io(&bh->b_state, BH_Shadow, TASK_UNINTERRUPTIBLE);