On Thu, Apr 12, 2018 at 06:58:21AM -0700, t...@kernel.org wrote: > Cool, can we just factor out the queue lock from those drivers? It's > just really messy to be switching locks like we do in the cleanup > path.
So, looking at a couple drivers, it looks like all we'd need is a struct which contains a spinlock and a refcnt. Switching the drivers to use that is a bit tedious but straight-forward and the block layer can simply put that struct on queue release. Thanks. -- tejun