Re: [PATCH v2 2/5] cxl: Introduce to_{ram,pmem}_{res,perf}() helpers

[Ira Weiny <ira.weiny@intel.com>]

Dan Williams wrote:
> In preparation for consolidating all DPA partition information into an
> array of DPA metadata, introduce helpers that hide the layout of the
> current data. I.e. make the eventual replacement of ->ram_res,
> ->pmem_res, ->ram_perf, and ->pmem_perf with a new DPA metadata array a
> no-op for code paths that consume that information, and reduce the noise
> of follow-on patches.
> 
> The end goal is to consolidate all DPA information in 'struct
> cxl_dev_state', but for now the helpers just make it appear that all DPA
> metadata is relative to @cxlds.
> 
> Note that a follow-on patch also cleans up the temporary placeholders of
> @ram_res, and @pmem_res in the qos_class manipulation code,
> cxl_dpa_alloc(), and cxl_mem_create_range_info().
> 
> Cc: Dave Jiang <dave.jiang@intel.com>
> Cc: Alejandro Lucero <alucerop@amd.com>
> Cc: Ira Weiny <ira.weiny@intel.com>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>

Reviewed-by: Ira Weiny <ira.weiny@intel.com>