On Fri, Nov 1, 2024 at 2:55 PM Erin Shepherd <erin.shepherd@xxxxxx> wrote:
>
> Pseudo-filesystems might reasonably wish to implement the export ops
> (particularly for name_to_handle_at/open_by_handle_at); plumb this
> through pseudo_fs_context
>
> Signed-off-by: Erin Shepherd <erin.shepherd@xxxxxx>
Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx>
> ---
> fs/libfs.c | 1 +
> include/linux/pseudo_fs.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/fs/libfs.c b/fs/libfs.c
> index 46966fd8bcf9..698a2ddfd0cb 100644
> --- a/fs/libfs.c
> +++ b/fs/libfs.c
> @@ -669,6 +669,7 @@ static int pseudo_fs_fill_super(struct super_block *s, struct fs_context *fc)
> s->s_blocksize_bits = PAGE_SHIFT;
> s->s_magic = ctx->magic;
> s->s_op = ctx->ops ?: &simple_super_operations;
> + s->s_export_op = ctx->eops;
> s->s_xattr = ctx->xattr;
> s->s_time_gran = 1;
> root = new_inode(s);
> diff --git a/include/linux/pseudo_fs.h b/include/linux/pseudo_fs.h
> index 730f77381d55..2503f7625d65 100644
> --- a/include/linux/pseudo_fs.h
> +++ b/include/linux/pseudo_fs.h
> @@ -5,6 +5,7 @@
>
> struct pseudo_fs_context {
> const struct super_operations *ops;
> + const struct export_operations *eops;
> const struct xattr_handler * const *xattr;
> const struct dentry_operations *dops;
> unsigned long magic;
> --
> 2.46.1
>
>
