Re: [RFC PATCH] fs: fuse: add backing_files control file

[Amir Goldstein <amir73il@xxxxxxxxx>]

On Wed, May 7, 2025 at 7:03 PM Chen Linxuan <chenlinxuan@xxxxxxxxxxxxx> wrote:
>
> On Thu, May 8, 2025 at 12:57 AM Amir Goldstein <amir73il@xxxxxxxxx> wrote:
>
> > It means everything to userspace.
> > backing ids are part of the userspace UAPI - you have documented it yourself.
> > The fuse server used backing ids to manage access to backing files
> > https://github.com/libfuse/libfuse/blob/master/example/passthrough_hp.cc#L855
>
> Oh, I see.

For the record, I mean to print the same format as io_uring:
                        seq_printf(m, "%5u: ", id);
                        seq_file_path(m, f, " \t\n\\");
                        seq_puts(m, "\n");

Thanks,
Amir.