From: Erin Shepherd <erin.shepherd@xxxxxx> 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 Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx> Signed-off-by: Erin Shepherd <erin.shepherd@xxxxxx> Link: https://lore.kernel.org/r/20241113-pidfs_fh-v2-1-9a4d28155a37@xxxxxx Signed-off-by: Christian Brauner <brauner@xxxxxxxxxx> --- 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 748ac59231547c29abcbade3fa025e3b00533d8b..2890a9c4a414b7e2be5c337e238db84743f0a30b 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -673,6 +673,7 @@ 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 730f77381d55f1816ef14adf7dd2cf1d62bb912c..2503f7625d65e7b1fbe9e64d5abf06cd8f017b5f 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; -- 2.45.2
