diff options
| author | Michal Kubecek <mkubecek@suse.cz> | 2020-03-28 00:01:33 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-03-29 22:32:36 -0700 |
| commit | bf37faa3867b370a77e9359a27daebdbec604cfd (patch) | |
| tree | 9bb461802a83833b49da6fe1b775a89f8177771b /net | |
| parent | 3ab879933d3cf69f8896dc7ad543eee06fd229ba (diff) | |
ethtool: add PAUSE_NTF notification
Send ETHTOOL_MSG_PAUSE_NTF notification whenever pause parameters of
a network device are modified using ETHTOOL_MSG_PAUSE_SET netlink message
or ETHTOOL_SPAUSEPARAM ioctl request.
Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ethtool/ioctl.c | 6 | ||||
| -rw-r--r-- | net/ethtool/netlink.c | 2 | ||||
| -rw-r--r-- | net/ethtool/pause.c | 3 |
3 files changed, 10 insertions, 1 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 198825ebc114..c7a039a6e11e 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -1705,6 +1705,7 @@ static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr) static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) { struct ethtool_pauseparam pauseparam; + int ret; if (!dev->ethtool_ops->set_pauseparam) return -EOPNOTSUPP; @@ -1712,7 +1713,10 @@ static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) if (copy_from_user(&pauseparam, useraddr, sizeof(pauseparam))) return -EFAULT; - return dev->ethtool_ops->set_pauseparam(dev, &pauseparam); + ret = dev->ethtool_ops->set_pauseparam(dev, &pauseparam); + if (!ret) + ethtool_notify(dev, ETHTOOL_MSG_PAUSE_NTF, NULL); + return ret; } static int ethtool_self_test(struct net_device *dev, char __user *useraddr) diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c index 1ca30578e642..4d492f1b3480 100644 --- a/net/ethtool/netlink.c +++ b/net/ethtool/netlink.c @@ -546,6 +546,7 @@ ethnl_default_notify_ops[ETHTOOL_MSG_KERNEL_MAX + 1] = { [ETHTOOL_MSG_RINGS_NTF] = ðnl_rings_request_ops, [ETHTOOL_MSG_CHANNELS_NTF] = ðnl_channels_request_ops, [ETHTOOL_MSG_COALESCE_NTF] = ðnl_coalesce_request_ops, + [ETHTOOL_MSG_PAUSE_NTF] = ðnl_pause_request_ops, }; /* default notification handler */ @@ -636,6 +637,7 @@ static const ethnl_notify_handler_t ethnl_notify_handlers[] = { [ETHTOOL_MSG_RINGS_NTF] = ethnl_default_notify, [ETHTOOL_MSG_CHANNELS_NTF] = ethnl_default_notify, [ETHTOOL_MSG_COALESCE_NTF] = ethnl_default_notify, + [ETHTOOL_MSG_PAUSE_NTF] = ethnl_default_notify, }; void ethtool_notify(struct net_device *dev, unsigned int cmd, const void *data) diff --git a/net/ethtool/pause.c b/net/ethtool/pause.c index c307b91fdfba..7aea35d1e8a5 100644 --- a/net/ethtool/pause.c +++ b/net/ethtool/pause.c @@ -131,6 +131,9 @@ int ethnl_set_pause(struct sk_buff *skb, struct genl_info *info) goto out_ops; ret = dev->ethtool_ops->set_pauseparam(dev, ¶ms); + if (ret < 0) + goto out_ops; + ethtool_notify(dev, ETHTOOL_MSG_PAUSE_NTF, NULL); out_ops: ethnl_ops_complete(dev); |