linux-kernel - Re: [RFC 0/2] fuse: introduce fuse server recovery mechanism

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Date: Tue, 28 May 2024 11:08:19 +0800
From: Jingbo Xu <jefflexu@...ux.alibaba.com>
To: Miklos Szeredi <miklos@...redi.hu>
Cc: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
 winters.zc@...group.com
Subject: Re: [RFC 0/2] fuse: introduce fuse server recovery mechanism



On 5/28/24 10:45 AM, Jingbo Xu wrote:
> 
> 
> On 5/27/24 11:16 PM, Miklos Szeredi wrote:
>> On Fri, 24 May 2024 at 08:40, Jingbo Xu <jefflexu@...ux.alibaba.com> wrote:
>>
>>> 3. I don't know if a kernel based recovery mechanism is welcome on the
>>> community side.  Any comment is welcome.  Thanks!
>>
>> I'd prefer something external to fuse.
> 
> Okay, understood.
> 
>>
>> Maybe a kernel based fdstore (lifetime connected to that of the
>> container) would a useful service more generally?
> 
> Yeah I indeed had considered this, but I'm afraid VFS guys would be
> concerned about why we do this on kernel side rather than in user space.
> 
> I'm not sure what the VFS guys think about this and if the kernel side
> shall care about this.
> 

There was an RFC for kernel-side fdstore [1], though it's also
implemented upon FUSE.

[1]
https://lore.kernel.org/all/CA+a=Yy5rnqLqH2iR-ZY6AUkNJy48mroVV3Exmhmt-pfTi82kXA@mail.gmail.com/T/



-- 
Thanks,
Jingbo