Re: [PATCH 1/1] ethtool: Expose MDI-X status

Ben Hutchings
2009-05-23T01:04:45Z

On Fri, 2009-05-22 at 10:18 -0700, Chaitanya Lala wrote:
> The MDI-X status is a useful tool for diagnosing network
> connectivity issues. We expose MDI-X status as a tri-state value
> status which drivers can optionally implement.
>
> Signed-off-by: Chaitanya Lala <clala@riverbed.com>
> Signed-off-by: Arthur Jones <ajones@riverbed.com>
> ---
> ethtool-copy.h | 6 ++++++
> ethtool.c | 13 +++++++++++++
> 2 files changed, 19 insertions(+), 0 deletions(-)
>
> diff --git a/ethtool-copy.h b/ethtool-copy.h
> index 3ca4e2c..d3e1524 100644
> --- a/ethtool-copy.h
> +++ b/ethtool-copy.h
> @@ -28,6 +28,7 @@ struct ethtool_cmd {
> __u16 speed_hi;
> __u16 reserved2;
> __u32 reserved[3];
> + __u8 is_mdix; /* Tri-state value to expose MDI-X */
> };
[...]

No, you cannot change the size of this structure either.

Ben.

--
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.