Received-SPF: pass (google.com: domain of linux-kernel+bounces-99157-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3;
Date: Mon, 11 Mar 2024 08:51:26 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Shradha Gupta <shradhagupta@linux.microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>, Shradha Gupta
 <shradhagupta@microsoft.com>, "linux-kernel@vger.kernel.org"
 <linux-kernel@vger.kernel.org>, "linux-hyperv@vger.kernel.org"
 <linux-hyperv@vger.kernel.org>, "linux-rdma@vger.kernel.org"
 <linux-rdma@vger.kernel.org>, "netdev@vger.kernel.org"
 <netdev@vger.kernel.org>, Eric Dumazet <edumazet@google.com>, Paolo Abeni
 <pabeni@redhat.com>, Ajay Sharma <sharmaajay@microsoft.com>, Leon
 Romanovsky <leon@kernel.org>, Thomas Gleixner <tglx@linutronix.de>,
 Sebastian Andrzej Siewior <bigeasy@linutronix.de>, KY Srinivasan
 <kys@microsoft.com>, Wei Liu <wei.liu@kernel.org>, Dexuan Cui
 <decui@microsoft.com>, Long Li <longli@microsoft.com>, Michael Kelley
 <mikelley@microsoft.com>
Subject: Re: [PATCH] net :mana : Add per-cpu stats for MANA device
Message-ID: <20240311085126.648f42e0@kernel.org>
In-Reply-To: <20240311041950.GA19647@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net>
References: <1709823132-22411-1-git-send-email-shradhagupta@linux.microsoft.com>
	<20240307072923.6cc8a2ba@kernel.org>
	<DM6PR21MB14817597567C638DEF020FE3CA202@DM6PR21MB1481.namprd21.prod.outlook.com>
	<20240307090145.2fc7aa2e@kernel.org>
	<CH2PR21MB1480D3ACADFFD2FC3B1BB7ECCA272@CH2PR21MB1480.namprd21.prod.outlook.com>
	<20240308112244.391b3779@kernel.org>
	<20240311041950.GA19647@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit

On Sun, 10 Mar 2024 21:19:50 -0700 Shradha Gupta wrote:
> > Seems unlikely, but if it does work we should enable it for all
> > devices, no driver by driver.  
> You mean, if the usecase seems valid we should try to extend the framework
> mentioned by Rahul (https://lore.kernel.org/lkml/20240307072923.6cc8a2ba@kernel.org/)
> to include these stats as well?

"framework" is a big word, but yes, add a netlink command to get 
pcpu stats. Let's focus on the usefulness before investing time
in a rewrite, tho.