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Date: Thu, 31 Mar 2022 16:43:39 +0800 From: Jie Wang <wangjie125@...wei.com> To: <mkubecek@...e.cz>, <davem@...emloft.net>, <kuba@...nel.org>, <wangjie125@...wei.com> CC: <netdev@...r.kernel.org>, <huangguangbin2@...wei.com>, <lipeng321@...wei.com>, <shenjian15@...wei.com>, <moyufeng@...wei.com>, <linyunsheng@...wei.com>, <salil.mehta@...wei.com>, <chenhao288@...ilicon.com> Subject: [RFCv4 PATCH net-next 0/3] net-next: ethool: add support to get/set tx push by ethtool -G/g These two patches add tx push in ring params and adapt the set and get APIs of ring params The former discussion please see [1]. [1]:https://lore.kernel.org/netdev/20220315032108.57228-1-wangjie125@huawei.com/ [2]:https://lore.kernel.org/netdev/20220326085102.14111-1-wangjie125@huawei.com/ [3]:https://lore.kernel.org/netdev/20220329091913.17869-1-wangjie125@huawei.com/ ChangeLog: V3->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 V2->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 V1->V2 extend tx push param in ringparam, suggested by Jakub Kicinski. Jie Wang (3): net-next: ethtool: extend ringparam set/get APIs for tx_push net-next: ethtool: move checks before rtnl_lock() in ethnl_set_rings net-next: hn3: add tx push support in hns3 ring param process Documentation/networking/ethtool-netlink.rst | 10 ++++ .../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, 83 insertions(+), 22 deletions(-) -- 2.33.0
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