linux-kernel - Re: [RFC] fuse: disable support for file handle when FUSE_EXPORT

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Date: Tue, 23 Jan 2024 19:35:24 +0800
From: Jingbo Xu <jefflexu@...ux.alibaba.com>
To: Miklos Szeredi <miklos@...redi.hu>
Cc: Amir Goldstein <amir73il@...il.com>, linux-fsdevel@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [RFC] fuse: disable support for file handle when
 FUSE_EXPORT_SUPPORT not configured



On 1/23/24 6:46 PM, Miklos Szeredi wrote:
> On Tue, 23 Jan 2024 at 11:40, Jingbo Xu <jefflexu@...ux.alibaba.com> wrote:
>>
>>
>>
>> On 1/23/24 6:17 PM, Amir Goldstein wrote:
>>> If you somehow find a way to mitigate the regression for NFS export of
>>> old fuse servers (maybe an opt-in Kconfig?),
> 
> Better would be if the server explicitly disabled export support with
> an INIT flag (FUSE_NO_EXPORT).
> 

I would give it a try (as a mitigation) if it's on the right direction.


-- 
Thanks,
Jingbo