netdev - Re: [PATCH net-next] r8169: use netif_receive_skb

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <61e68943-fb2c-ff89-90e6-1d2742c56687@gmail.com>
Date:   Mon, 1 Apr 2019 02:17:12 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     David Miller <davem@...emloft.net>, hkallweit1@...il.com
Cc:     nic_swsd@...ltek.com, netdev@...r.kernel.org, brouer@...hat.com,
        ecree@...arflare.com
Subject: Re: [PATCH net-next] r8169: use netif_receive_skb_list batching



On 03/31/2019 11:11 AM, David Miller wrote:
> From: Heiner Kallweit <hkallweit1@...il.com>
> Date: Sun, 31 Mar 2019 15:18:48 +0200
> 
>> Use netif_receive_skb_list() instead of napi_gro_receive() to benefit
>> from batched skb processing.
>>
>> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
> 
> Applied.
> 

This means no GRO at all, and reduced performance in many useful cases.