This patch is introducing a new abstraction. It is important to explain it for future readers of this code.
20/09/2017 13:23, Santosh Shukla:
> +/**
> + * IOVA mapping mode.
> + */
Please explain what IOVA means and what is the purpose of
distinguish the different modes.
> +enum rte_iova_mode {
> + RTE_IOVA_DC = 0, /* Don't care mode */
> + RTE_IOVA_PA = (1 << 0),
> + RTE_IOVA_VA = (1 << 1)
> +};
You should explain each value of the enum.

