Re: [PATCH v3 1/1] ufs: core: Expand MCQ queue slot to DeviceQueueDepth + 1

From: Martin K. Petersen
Date: Wed Nov 08 2023 - 21:36:25 EST



> The UFSHCI 4.0 specification mandates that there should always be at
> least one empty slot in each queue for distinguishing between full and
> empty states. Enlarge the `hwq->max_entries` to `DeviceQueueDepth +1`
> to allow UFSHCI 4.0 controllers to fully utilize MCQ queue slots.

Applied to 6.7/scsi-staging, thanks!

--
Martin K. Petersen Oracle Linux Engineering