fs/buffer.c

124

wait_on_bit_io(&bh->b_state, BH_Lock, TASK_UNINTERRUPTIBLE);

fs/buffer.c

2884

(bh->b_state & ((1 << BH_Dirty) | (1 << BH_Lock)));

fs/buffer.c

72

wait_on_bit_lock_io(&bh->b_state, BH_Lock, TASK_UNINTERRUPTIBLE);

fs/buffer.c

78

clear_bit_unlock(BH_Lock, &bh->b_state);

fs/buffer.c

80

wake_up_bit(&bh->b_state, BH_Lock);

fs/gfs2/glops.c

65

const unsigned long b_state = (1UL << BH_Dirty)|(1UL << BH_Pinned)|(1UL << BH_Lock);

fs/gfs2/meta_io.h

76

((bh)->b_state & ((1ul << BH_Dirty) | (1ul << BH_Lock) | (1ul << BH_Pinned)))

include/linux/buffer_head.h

425

return likely(!test_and_set_bit_lock(BH_Lock, &bh->b_state));