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

Stephen Hemminger
2009-05-22T15:02:29Z

On Fri, 22 May 2009 07:54:26 -0700
Chaitanya Lala <clala@riverbed.com> 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..37bbeaf 100644
> --- a/ethtool-copy.h
> +++ b/ethtool-copy.h
> @@ -23,6 +23,7 @@ struct ethtool_cmd {
> __u8 phy_address;
> __u8 transceiver; /* Which transceiver to use */
> __u8 autoneg; /* Enable or disable autonegotiation */
> + __u8 is_mdix;
> __u32 maxtxpkt; /* Tx pkts before generating tx int */
> __u32 maxrxpkt; /* Rx pkts before generating rx int */
> __u16 speed_hi;
>

Is this an ABI change (or are you just reusing a pad hole)?

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