linux-kernel - Re: [PATCH v3 0/3] fuse: Expose more information of fuse backing files to userspace

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Message-ID: <CAC1kPDMATpB4GiaX+-sBZ058igt1QuXf_V4NAt0tC=-3aG__TQ@mail.gmail.com>
Date: Thu, 15 May 2025 11:17:15 +0800
From: Chen Linxuan <chenlinxuan@...ontech.com>
To: Joanne Koong <joannelkoong@...il.com>
Cc: Miklos Szeredi <miklos@...redi.hu>, Amir Goldstein <amir73il@...il.com>, chenlinxuan@...ontech.com, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Bernd Schubert <bernd.schubert@...tmail.fm>
Subject: Re: [PATCH v3 0/3] fuse: Expose more information of fuse backing
 files to userspace

On Thu, May 15, 2025 at 7:04 AM Joanne Koong <joannelkoong@...il.com> wrote:

> But I guess one advantage of doing it in sysfs is that it'll work for
> unprivileged servers whereas I think with /var/run/, there needs
> to be elevated permissions to write to anything in that directory path.

I suggest something like $XDG_RUNTIME_DIR/libfuse for unprivileged servers.
It usually is something like /var/run/user/1000/libfuse.

Thanks,
Chen Linxuan