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

From: Jingbo Xu
Date: Mon May 27 2024 - 23:08:36 EST




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@xxxxxxxxxxxxxxxxx> 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@xxxxxxxxxxxxxx/T/



--
Thanks,
Jingbo