netdev - Re: Re: [PATCH] backports: crypto user

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Message-Id: <20210409131457.51384-1-jianmin@iscas.ac.cn>
Date:   Fri,  9 Apr 2021 13:14:57 +0000
From:   Jianmin Wang <jianmin@...as.ac.cn>
To:     gregkh@...uxfoundation.org
Cc:     davem@...emloft.net, dzickus@...hat.com,
        herbert@...dor.apana.org.au, jianmin@...as.ac.cn,
        linux-crypto@...r.kernel.org, netdev@...r.kernel.org,
        omosnace@...hat.com, smueller@...onox.de, stable@...r.kernel.org,
        steffen.klassert@...unet.com
Subject: Re: Re: [PATCH] backports: crypto user - make NETLINK_CRYPTO work

On Fri, Apr 09, 2021 at 08:36:07 +0200, Greg KH
> On Thu, Apr 08, 2021 at 07:11:48PM +0000, Jianmin Wang wrote:
> > while the new services need to invoke libkcapi in the container environment.
> > 
> > We have verified that the problem doesn't exist on newer kernel version. 
> > However, due to many services and the cluster running on many server machines 
> > whose host os are long-term linux distribution with linux 4.19 kernel, it will 
> > cost too much to migrate them to newer os with newer kernel version. This is 
> > why we need to fix the problem on linux 4.19.
>
> But this is not a regression, but rather a "resolve an issue that has
> never worked for new hardware", right?
> 
> And for that, moving to a new kernel seems like a wise thing to do to
> me because we do not like backporting new features.  Distro kernel are
> of course, free to do that if they wish.
> 
> thanks,
> 
> greg k-h

I understand. Thank you for your review and response.
--
Email: Jianmin Wang <jianmin@...as.ac.cn>