On Thu, Apr 10, 2025 at 09:30:14PM +0800, Ming Lei wrote: > Add blk_mq_sched_reg_debugfs()/blk_mq_sched_unreg_debugfs() to clean > up sched init/exit code a bit. This not just adds the new helpers, but also changes where the hctx registration and unregistration is called. From a quick look this looks fine, but please document it and explain why it is safe and desirable.