[PATCH v6 20/23] mbuf: remove and stop using rte marker fields

[Morten Brørup]

> @@ -607,8 +603,7 @@ struct rte_mbuf {
>  	struct rte_mempool *pool; /**< Pool from which mbuf was allocated. */
> 
>  	/* second cache line - fields only used in slow path or on TX */
> -	RTE_MARKER cacheline1 __rte_cache_min_aligned;
> -
> +	alignas(RTE_CACHE_LINE_MIN_SIZE)

This comment is a matter of taste...

The alignas() is too far away from the field it applies to, and might get overlooked.
I would prefer it immediately before "struct rte_mbuf *next;" and "uint64_t dynfield2;".

>  #if RTE_IOVA_IN_MBUF
>  	/**
>  	 * Next segment of scattered packet. Must be NULL in the last