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Message-ID: <SN6PR2101MB094371F71B98FE8E3D0652D4CA6BA@SN6PR2101MB0943.namprd21.prod.outlook.com> Date: Mon, 9 Jun 2025 20:27:29 +0000 From: Haiyang Zhang <haiyangz@...rosoft.com> To: Dipayaan Roy <dipayanroy@...ux.microsoft.com>, "andrew+net@...n.ch" <andrew+net@...n.ch>, "davem@...emloft.net" <davem@...emloft.net>, "edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org" <kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>, KY Srinivasan <kys@...rosoft.com>, "wei.liu@...nel.org" <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>, Long Li <longli@...rosoft.com>, Konstantin Taranov <kotaranov@...rosoft.com>, "horms@...nel.org" <horms@...nel.org>, "mhklinux@...look.com" <mhklinux@...look.com>, "ernis@...ux.microsoft.com" <ernis@...ux.microsoft.com>, Dipayaan Roy <dipayanroy@...rosoft.com>, "schakrabarti@...ux.microsoft.com" <schakrabarti@...ux.microsoft.com>, "rosenp@...il.com" <rosenp@...il.com>, "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org> Subject: RE: [PATCH] net: mana: Expose additional hardware counters for drop and TC via ethtool. > -----Original Message----- > From: Dipayaan Roy <dipayanroy@...ux.microsoft.com> > Sent: Monday, June 9, 2025 6:01 AM > To: andrew+net@...n.ch; davem@...emloft.net; edumazet@...gle.com; > kuba@...nel.org; pabeni@...hat.com; KY Srinivasan <kys@...rosoft.com>; > Haiyang Zhang <haiyangz@...rosoft.com>; wei.liu@...nel.org; Dexuan Cui > <decui@...rosoft.com>; Long Li <longli@...rosoft.com>; Konstantin Taranov > <kotaranov@...rosoft.com>; horms@...nel.org; mhklinux@...look.com; > ernis@...ux.microsoft.com; Dipayaan Roy <dipayanroy@...rosoft.com>; > schakrabarti@...ux.microsoft.com; rosenp@...il.com; linux- > hyperv@...r.kernel.org; netdev@...r.kernel.org; linux- > kernel@...r.kernel.org; linux-rdma@...r.kernel.org > Subject: [PATCH] net: mana: Expose additional hardware counters for drop > and TC via ethtool. > > Add support for reporting additional hardware counters for drop and > TC using the ethtool -S interface. > > These counters include: > > - Aggregate Rx/Tx drop counters > - Per-TC Rx/Tx packet counters > - Per-TC Rx/Tx byte counters > - Per-TC Rx/Tx pause frame counters > > The counters are exposed using ethtool_ops->get_ethtool_stats and > ethtool_ops->get_strings. This feature/counters are not available > to all versions of hardware. > > Signed-off-by: Dipayaan Roy <dipayanroy@...ux.microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@...rosoft.com>
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