[PATCH] net/intel: improve Rx descriptor ring size checks

[Morten Brørup]

> From: Bruce Richardson [mailto:bruce.richardson at intel.com]
> Sent: Monday, 15 December 2025 18.36
> 
> The default Rx ring size checks did not account for the fact that the
> port would not work correctly if the Rx ring size was only twice the
> free threshold size or less, so add in a new check for this. This would
> generally only apply in cases where very small rings sizes are being
> used, for example, with default Rx free thresh of 32, only ring size of
> 64 would cause issues.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> ---

Does dev_info.rx_desc_lim.nb_min returned by rte_eth_dev_info_get() need correction too?