[dpdk-dev] [PATCH v5 1/3] ethdev: new API to free consumed buffers in Tx ring

[Thomas Monjalon]

2017-03-07 09:29, Billy McFall:
> On Mon, Feb 27, 2017 at 8:48 AM, Thomas Monjalon <thomas.monjalon at 6wind.com>
> wrote:
> > I think you could use rte_errno (while keeping negative return codes).
> >
> 
> I can do that if you want, but if I understand your comment, it will make
> the implementation of the function not as clean. I cannot use the existing
> RTE_ETH_VALID_PORTID_OR_ERR_RET(..) and RTE_FUNC_PTR_OR_ERR_RET(..) MACROs
> because they are handling the return on error. Or am I missing something?

Yes. Maybe we need new macros for basic error management with rte_errno.