Re: [PATCH net-next v8 13/14] ethtool: add LINKMODES_NTF notification

From: Florian Fainelli
Date: Mon Dec 23 2019 - 23:41:53 EST




On 12/22/2019 3:46 PM, Michal Kubecek wrote:
> Send ETHTOOL_MSG_LINKMODES_NTF notification message whenever device link
> settings or advertised modes are modified using ETHTOOL_MSG_LINKMODES_SET
> netlink message or ETHTOOL_SLINKSETTINGS or ETHTOOL_SSET ioctl commands.
>
> The notification message has the same format as reply to LINKMODES_GET
> request. ETHTOOL_MSG_LINKMODES_SET netlink request only triggers the
> notification if there is a change but the ioctl command handlers do not
> check if there is an actual change and trigger the notification whenever
> the commands are executed.
>
> As all work is done by ethnl_default_notify() handler and callback
> functions introduced to handle LINKMODES_GET requests, all that remains is
> adding entries for ETHTOOL_MSG_LINKMODES_NTF into ethnl_notify_handlers and
> ethnl_default_notify_ops lookup tables and calls to ethtool_notify() where
> needed.
>
> Signed-off-by: Michal Kubecek <mkubecek@xxxxxxx>

Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
--
Florian