[dpdk-dev] [PATCH v1 5/6] doc: update sample app with unknown speed

[Andrew Rybchenko]

On 4/27/20 12:57 PM, Ivan Dyukov wrote:
> Signed-off-by: Ivan Dyukov <i.dyukov at samsung.com>
> ---
>   doc/guides/sample_app_ug/link_status_intr.rst | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/doc/guides/sample_app_ug/link_status_intr.rst b/doc/guides/sample_app_ug/link_status_intr.rst
> index 5283be8b7..6ebc707b7 100644
> --- a/doc/guides/sample_app_ug/link_status_intr.rst
> +++ b/doc/guides/sample_app_ug/link_status_intr.rst
> @@ -177,7 +177,8 @@ An example callback function that has been written as indicated below.
>               printf("Failed to get port %d link status: %s\n\n",
>                      port_id, rte_strerror(-ret));
>           } else if (link.link_status) {
> -            printf("Port %d Link Up - speed %u Mbps - %s\n\n", port_id, (unsigned)link.link_speed,
> +            printf("Port %d Link Up - speed %u%s - %s\n\n", port_id, (unsigned)link.link_speed,
> +                  (link.link_speed == UINT32_MAX) ? ("(UNKNOWN)") : (" Mbps"),
>                     (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? ("full-duplex") : ("half-duplex"));
>           } else
>               printf("Port %d Link Down\n\n", port_id);
> 

I think that 0 looks nicer than UINT32_MAX when printed as integer
keeping in mind that it is unknown.