diff options
| author | Hao Chen <chenhao288@hisilicon.com> | 2021-11-18 15:12:43 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-22 15:31:49 +0300 |
| commit | 7462494408cd3de8b0bc1e79670bf213288501d0 (patch) | |
| tree | 61a9e0eb7e7f2e53c2afca17e284dcef3f85d572 /net/ethtool | |
| parent | 0b70c256eba8448b072d25c95ee65e59da8970de (diff) | |
| download | linux-7462494408cd3de8b0bc1e79670bf213288501d0.tar.xz | |
ethtool: extend ringparam setting/getting API with rx_buf_len
Add two new parameters kernel_ringparam and extack for
.get_ringparam and .set_ringparam to extend more ring params
through netlink.
Signed-off-by: Hao Chen <chenhao288@hisilicon.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ethtool')
| -rw-r--r-- | net/ethtool/ioctl.c | 10 | ||||
| -rw-r--r-- | net/ethtool/rings.c | 9 |
2 files changed, 13 insertions, 6 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 5c5f170a9851..af2d4e022076 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -1743,11 +1743,13 @@ static noinline_for_stack int ethtool_set_coalesce(struct net_device *dev, static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) { struct ethtool_ringparam ringparam = { .cmd = ETHTOOL_GRINGPARAM }; + struct kernel_ethtool_ringparam kernel_ringparam = {}; if (!dev->ethtool_ops->get_ringparam) return -EOPNOTSUPP; - dev->ethtool_ops->get_ringparam(dev, &ringparam); + dev->ethtool_ops->get_ringparam(dev, &ringparam, + &kernel_ringparam, NULL); if (copy_to_user(useraddr, &ringparam, sizeof(ringparam))) return -EFAULT; @@ -1757,6 +1759,7 @@ static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) { struct ethtool_ringparam ringparam, max = { .cmd = ETHTOOL_GRINGPARAM }; + struct kernel_ethtool_ringparam kernel_ringparam; int ret; if (!dev->ethtool_ops->set_ringparam || !dev->ethtool_ops->get_ringparam) @@ -1765,7 +1768,7 @@ static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) if (copy_from_user(&ringparam, useraddr, sizeof(ringparam))) return -EFAULT; - dev->ethtool_ops->get_ringparam(dev, &max); + dev->ethtool_ops->get_ringparam(dev, &max, &kernel_ringparam, NULL); /* ensure new ring parameters are within the maximums */ if (ringparam.rx_pending > max.rx_max_pending || @@ -1774,7 +1777,8 @@ static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) ringparam.tx_pending > max.tx_max_pending) return -EINVAL; - ret = dev->ethtool_ops->set_ringparam(dev, &ringparam); + ret = dev->ethtool_ops->set_ringparam(dev, &ringparam, + &kernel_ringparam, NULL); if (!ret) ethtool_notify(dev, ETHTOOL_MSG_RINGS_NTF, NULL); return ret; diff --git a/net/ethtool/rings.c b/net/ethtool/rings.c index bd8e9a7530eb..450b8866373d 100644 --- a/net/ethtool/rings.c +++ b/net/ethtool/rings.c @@ -26,6 +26,7 @@ static int rings_prepare_data(const struct ethnl_req_info *req_base, struct genl_info *info) { struct rings_reply_data *data = RINGS_REPDATA(reply_base); + struct netlink_ext_ack *extack = info ? info->extack : NULL; struct net_device *dev = reply_base->dev; int ret; @@ -34,7 +35,8 @@ static int rings_prepare_data(const struct ethnl_req_info *req_base, ret = ethnl_ops_begin(dev); if (ret < 0) return ret; - dev->ethtool_ops->get_ringparam(dev, &data->ringparam); + dev->ethtool_ops->get_ringparam(dev, &data->ringparam, + &data->kernel_ringparam, extack); ethnl_ops_complete(dev); return 0; @@ -142,7 +144,7 @@ int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info) ret = ethnl_ops_begin(dev); if (ret < 0) goto out_rtnl; - ops->get_ringparam(dev, &ringparam); + ops->get_ringparam(dev, &ringparam, &kernel_ringparam, info->extack); ethnl_update_u32(&ringparam.rx_pending, tb[ETHTOOL_A_RINGS_RX], &mod); ethnl_update_u32(&ringparam.rx_mini_pending, @@ -183,7 +185,8 @@ int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info) goto out_ops; } - ret = dev->ethtool_ops->set_ringparam(dev, &ringparam); + ret = dev->ethtool_ops->set_ringparam(dev, &ringparam, + &kernel_ringparam, info->extack); if (ret < 0) goto out_ops; ethtool_notify(dev, ETHTOOL_MSG_RINGS_NTF, NULL); |