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Message-ID: <20220408071245.40554-1-huangguangbin2@huawei.com>
Date: Fri, 8 Apr 2022 15:12:42 +0800
From: Guangbin Huang <huangguangbin2@...wei.com>
To: <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
<mkubecek@...e.cz>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<lipeng321@...wei.com>, <huangguangbin2@...wei.com>,
<chenhao288@...ilicon.com>, <wangjie125@...wei.com>
Subject: [PATCH net-next 0/3] net: ethool: add support to get/set tx push by ethtool -G/g
From: Jie Wang <wangjie125@...wei.com>
These three patches add tx push in ring params and adapt the set and get APIs
of ring params.
ChangeLog:
RFC V4->V1
1.Add detailed description about the tx push mode
2.Modify the patch subject title
link: https://lore.kernel.org/netdev/20220331084342.27043-1-wangjie125@huawei.com/
RFC V3->RFC V4
1.Put three request checks before rtnl_lock() in ethnl_set_rings
2.Add tx push feature description in Documentation/networking/ethtool-netlink.rst
3.Use netdev_dbg to track changes in hns3_set_tx_push
link: https://lore.kernel.org/netdev/20220329091913.17869-1-wangjie125@huawei.com/
RFC V2->RFC V3
1.Add tx push documentation in Documentation/networking/ethtool-netlink.rst
2.Use u8 to store tx push in struct kernel_ethtool_ringparam
3.Add ETHTOOL_RING_USE_TX_PUSH to reject setting for unsupported driver
4.Use NLA_POLICY_MAX(NLA_U8, 1) to limit the tx push value
link: https://lore.kernel.org/netdev/20220326085102.14111-1-wangjie125@huawei.com/
RFC V1->RFC V2
1.Extend tx push param in ringparam, suggested by Jakub Kicinski.
link: https://lore.kernel.org/netdev/20220315032108.57228-1-wangjie125@huawei.com/
Jie Wang (3):
net: ethtool: extend ringparam set/get APIs for tx_push
net: ethtool: move checks before rtnl_lock() in ethnl_set_rings
net: hns3: add tx push support in hns3 ring param process
Documentation/networking/ethtool-netlink.rst | 8 +++
.../ethernet/hisilicon/hns3/hns3_ethtool.c | 33 ++++++++++-
include/linux/ethtool.h | 3 +
include/uapi/linux/ethtool_netlink.h | 1 +
net/ethtool/netlink.h | 2 +-
net/ethtool/rings.c | 56 ++++++++++++-------
6 files changed, 81 insertions(+), 22 deletions(-)
--
2.33.0
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