Re: [dpdk-dev] [PATCH v2 09/13] mlx5: add link update device operation

[Adrien Mazarguil <adrien.mazarguil@6wind.com>]

On Mon, Nov 02, 2015 at 09:52:17AM -0800, Stephen Hemminger wrote:
> On Fri, 30 Oct 2015 19:52:38 +0100
> Adrien Mazarguil <adrien.mazarguil@6wind.com> wrote:
> 
> > +static int
> > +mlx5_link_update_unlocked(struct rte_eth_dev *dev, int wait_to_complete)
> > +{
> > +	struct priv *priv = dev->data->dev_private;
> > +	struct ethtool_cmd edata = {
> > +		.cmd = ETHTOOL_GSET
> > +	};
> > +	struct ifreq ifr;
> > +	struct rte_eth_link dev_link;
> > +	int link_speed = 0;
> > +
> > +	(void)wait_to_complete;
> 
> DPDK style is to use the __rte_unused attribute rather than dummy statements
> to avoid unused warnings.

Thanks for pointing this out, I'm used to avoiding C extensions whenever
possible but will stick to DPDK style next time.

Still, it would be nice if we could steer DPDK away from such extensions as
much as possible. As a library, we should allow user applications to compile
with flags we can't control (such as -pedantic -std=c99, and various
-Wsomething).

-- 
Adrien Mazarguil
6WIND