Re: [PATCH] driver: block: nbd: Replace magic number 9 with SECTOR_SHIFT

From: Marcos Paulo de Souza
Date: Tue Jul 02 2019 - 20:55:44 EST


ping?

On Mon, Jun 24, 2019 at 01:09:33PM -0300, Marcos Paulo de Souza wrote:
> set_capacity expects the disk size in sectors of 512 bytes, and changing
> the magic number 9 to SECTOR_SHIFT clarifies this intent.
>
> Signed-off-by: Marcos Paulo de Souza <mpdesouza@xxxxxxxx>
> ---
> drivers/block/nbd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
> index 3a9bca3aa093..fd3bc061c600 100644
> --- a/drivers/block/nbd.c
> +++ b/drivers/block/nbd.c
> @@ -288,7 +288,7 @@ static void nbd_size_update(struct nbd_device *nbd)
> }
> blk_queue_logical_block_size(nbd->disk->queue, config->blksize);
> blk_queue_physical_block_size(nbd->disk->queue, config->blksize);
> - set_capacity(nbd->disk, config->bytesize >> 9);
> + set_capacity(nbd->disk, config->bytesize >> SECTOR_SHIFT);
> if (bdev) {
> if (bdev->bd_disk) {
> bd_set_size(bdev, config->bytesize);
> --
> 2.21.0
>