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]
Date: Thu, 30 Nov 2023 17:24:05 +0800
From: Feng Zhou <>
To: Nikolay Aleksandrov <>,,,,,
Subject: Re: [External] Re: [PATCH bpf-next] netkit: Add some ethtool ops to
 provide information to user

在 2023/11/30 17:06, Nikolay Aleksandrov 写道:
> On 11/30/23 09:58, Feng zhou wrote:
>> From: Feng Zhou <>
>> Add get_strings, get_sset_count, get_ethtool_stats to get peer
>> ifindex.
>> ethtool -S nk1
>> NIC statistics:
>>       peer_ifindex: 36
>> Add get_link, get_link_ksettings to get link stat.
>> ethtool nk1
>> Settings for nk1:
>>     ...
>>     Link detected: yes
>> Add get_ts_info.
>> ethtool -T nk1
>> Time stamping parameters for nk1:
>> ...
>> Signed-off-by: Feng Zhou <>
>> ---
>>   drivers/net/netkit.c | 53 ++++++++++++++++++++++++++++++++++++++++++++
>>   1 file changed, 53 insertions(+)
> Hi,
> I don't see any point in sending peer_ifindex through ethtool, even
> worse through ethtool stats. That is definitely the wrong place for it.
> You can already retrieve that through netlink. About the speed/duplex
> this one makes more sense, but this is the wrong way to do it.
> See how we did it for virtio_net (you are free to set speed/duplex
> to anything to please bonding for example). Although I doubt anyone will 
> use netkit with bonding, so even that is questionable. :)
> Nacked-by: Nikolay Aleksandrov <>
> Cheers,
>   Nik

We use netkit to replace veth to improve performance, veth can be used 
ethtool -S veth to get peer_ifindex, so this part is added, as long as 
it is to keep the netkit part and veth unified, to ensure the same usage 
habits, and to replace it without perception.

Powered by blists - more mailing lists