linux-kernel - Re: [PATCH net-next v2 1/2] net/smc: introduce statistics for allocated ringbufs of link group

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Message-ID: <c1f916ff-5433-4ee7-8c27-b2d749750829@linux.alibaba.com>
Date: Thu, 15 Aug 2024 14:51:26 +0800
From: Wen Gu <guwen@...ux.alibaba.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Ido Schimmel <idosch@...sch.org>, wenjia@...ux.ibm.com,
 jaka@...ux.ibm.com, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, alibuda@...ux.alibaba.com, tonylu@...ux.alibaba.com,
 linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
 netdev@...r.kernel.org, danieller@...dia.com
Subject: Re: [PATCH net-next v2 1/2] net/smc: introduce statistics for
 allocated ringbufs of link group



On 2024/8/14 22:48, Jakub Kicinski wrote:
> On Wed, 14 Aug 2024 11:12:41 +0800 Wen Gu wrote:
>>> Danielle added one to libmnl:
>>>
>>> https://git.netfilter.org/libmnl/commit/?id=102942be401a99943b2c68981b238dadfa788f2d
>>>
>>> Intention is to use it in ethtool once it appears in a released version
>>> of libmnl.
>>
>> Thanks, that is a good example.
> 
> FWIW - technically the kernel version of a uint / sint are only either
> 32b or 64b, because smaller types get padded to 4bytes in netlink
> messages, anyway. But doesn't hurt for the get. For the put make sure
> you don't narrow down too much.

Understand. Thanks.