netdev - Re: [PATCH net] r8169: fix NAPI handling under high load

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Message-ID: <f22a01e4-a8d4-7358-00e8-89fd8401976f@gmail.com>
Date:   Tue, 16 Oct 2018 17:23:03 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Holger Hoffstätte <holger@...lied-asynchrony.com>
Cc:     Heiner Kallweit <hkallweit1@...il.com>,
        David Miller <davem@...emloft.net>,
        Realtek linux nic maintainers <nic_swsd@...ltek.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net] r8169: fix NAPI handling under high load



On 10/16/2018 04:08 PM, Florian Fainelli wrote:

> I had started doing that about a month ago in light of the ixbge
> ndo_poll_controller vs. napi problem, but have not had time to submit
> that series yet:
> 
> https://github.com/ffainelli/linux/commits/napi-check
> 
> feel free to piggy back on top of that series if you would like to
> address this.


But the root cause was different, you remember ?

We fixed the real issue with netpoll ability to stick all NIC IRQ onto one
victim CPU.