Re: [PATCH] mlx5: avoid 64-bit division

Leon Romanovsky
2019-05-28T14:01:56Z

On Mon, May 20, 2019 at 02:28:35PM +0300, Leon Romanovsky wrote:
> On Mon, May 20, 2019 at 01:19:02PM +0200, Michal Kubecek wrote:
> > Commit 25c13324d03d ("IB/mlx5: Add steering SW ICM device memory type")
> > breaks i386 build by introducing three 64-bit divisions. As the divisor
> > is MLX5_SW_ICM_BLOCK_SIZE() which is always a power of 2, we can replace
> > the division with bit operations.
>
> Interesting, we tried to solve it differently.
> I added it to our regression to be on the same side.

This patch works for us.

Thanks,
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>