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

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Message-ID: <8017570f-4bae-3351-8ee9-7bfc0cdb270a@gmail.com>
Date:   Tue, 16 Oct 2018 20:10:27 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Eric Dumazet <eric.dumazet@...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 5:23 PM, Eric Dumazet wrote:
> 
> 
> 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.

I do remember, after seeing the resolution I kind of decided to leave
this in a branch but not submit it because it was not particularly
relevant anymore.
-- 
Florian