samples: rust: debugfs_scoped: add example for blobs

Extend the rust_debugfs_scoped sample to demonstrate how to export a
large binary object through a ScopedDir.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Matthew Maurer <mmaurer@google.com>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Danilo Krummrich 2025-10-22 16:30:44 +02:00
commit f656279afd