RE: [PATCH 1/2] scsi: ufs: Add Multi-Circular Queue support

[Avri Altman]

> +
> +/**
> + * @ucdl_base_addr: UFS Command Descriptor base address
> + * @sqe_base_addr: submission queue entry base address
> + * @sqe_shadow_addr: submission queue entry shadow address
When you are editing your commit log, could you please also say something about the shadow queues concept?
And why it is a good idea to maintain 2 sets of addresses, which basically points to the same place?

Thanks,
Avri