ns: add ns_debug()

Add ns_debug() that asserts that the correct operations are used for the
namespace type.

Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner 2025-09-22 14:42:37 +02:00
commit 5890f504ef