linux-kernel - Re: [PATCH] hv_netvsc: Add per-cpu ethtool stats for netvsc

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Date:   Thu, 07 Jun 2018 16:26:09 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     yidren@...rosoft.com, yidren@...uxonhyperv.com
Cc:     kys@...rosoft.com, haiyangz@...rosoft.com, sthemmin@...rosoft.com,
        devel@...uxdriverproject.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hv_netvsc: Add per-cpu ethtool stats for netvsc

From: Yidong Ren <yidren@...uxonhyperv.com>
Date: Wed,  6 Jun 2018 15:27:00 -0700

> From: Yidong Ren <yidren@...rosoft.com>
> 
> This patch implements following ethtool stats fields for netvsc:
> cpu<n>_tx/rx_packets/bytes
> cpu<n>_vf_tx/rx_packets/bytes
> 
> Corresponding per-cpu counters exist in current code. Exposing these
> counters will help troubleshooting performance issues.
> 
> Signed-off-by: Yidong Ren <yidren@...rosoft.com>

net-next is closed, please resubmit this new feature when it opens again,
also:

> +	// fetch percpu stats of vf

Please do not use c++ comments.