[PATCH v7 1/1] nvmet: support reservation feature

[hch at lst.de]

On Tue, Mar 19, 2024 at 11:19:50AM +0800, Guixin Liu wrote:
> I am adding a per-controller percpu-ref to ns to implement 
> preempt_and_abort, the v9 will be soon.

Do we need that?  For blk-mq based backends just doing a queue freeze
would be enough.  That doesn't work for bio based drivers yet, but I'd
rather improve the block layer freezing for them rather than reimplenting
the whole thing.