mb_per_tick 1253 drivers/block/null_blk_main.c if (atomic_long_read(&nullb->cur_bytes) == mb_per_tick(mbps)) mb_per_tick 1256 drivers/block/null_blk_main.c atomic_long_set(&nullb->cur_bytes, mb_per_tick(mbps)); mb_per_tick 1270 drivers/block/null_blk_main.c atomic_long_set(&nullb->cur_bytes, mb_per_tick(nullb->dev->mbps));