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Message-ID: <b6ff085c-8cdc-4867-83fd-9566d59d5946@intel.com>
Date: Thu, 28 Mar 2024 13:09:38 -0700
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Subject: Re: [PATCH 02/26] cxl/core: Separate region mode from decoder mode
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To: Ira Weiny <ira.weiny@intel.com>, Davidlohr Bueso <dave@stgolabs.net>
Cc: Fan Ni <fan.ni@samsung.com>,
 Jonathan Cameron <Jonathan.Cameron@huawei.com>,
 Navneet Singh <navneet.singh@intel.com>,
 Dan Williams <dan.j.williams@intel.com>,
 Alison Schofield <alison.schofield@intel.com>,
 Vishal Verma <vishal.l.verma@intel.com>, linux-btrfs@vger.kernel.org,
 linux-cxl@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20240324-dcd-type2-upstream-v1-0-b7b00d623625@intel.com>
 <20240324-dcd-type2-upstream-v1-2-b7b00d623625@intel.com>
 <yd6mynddwk755ypomyspzxfsqwm7j5g47yfmbw2yfwoadpnnqy@7g3ktxrwkeau>
 <6604fe9e18eeb_20890294a1@iweiny-mobl.notmuch>
From: Dave Jiang <dave.jiang@intel.com>
In-Reply-To: <6604fe9e18eeb_20890294a1@iweiny-mobl.notmuch>
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On 3/27/24 10:22 PM, Ira Weiny wrote:
> Davidlohr Bueso wrote:
>> On Sun, 24 Mar 2024, ira.weiny@intel.com wrote:
>>
>>> From: Navneet Singh <navneet.singh@intel.com>
>>>
>>> Until now region modes and decoder modes were equivalent in that they
>>> were either PMEM or RAM.  With the upcoming addition of Dynamic Capacity
>>> regions (which will represent an array of device regions [better named
>>> partitions] the index of which could be different on different
>>> interleaved devices), the mode of an endpoint decoder and a region will
>>> no longer be equivalent.
>>>
>>> Define a new region mode enumeration and adjust the code for it.
>>
>> Could this could also be picked up regardless of dcd?
> 
> It could but there is no need for it without DCD.
> 
> I will work on re-ordering the cleanups if Dave will agree to take them
> early.

There's no reason for the change unless it comes with DCD right? And probably no urgent need to taking it ahead then?
> 
> Ira