Re: [PATCH V3 01/20] nvdimm/label: Introduce NDD_REGION_LABELING flag to set region label

[Neeraj Kumar <s.neeraj@samsung.com>]

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On 19/09/25 04:10PM, Dave Jiang wrote:
>
>
>On 9/17/25 6:40 AM, Neeraj Kumar wrote:
>> Prior to LSA 2.1 version, LSA contain only namespace labels. LSA 2.1
>> introduced in CXL 2.0 Spec, which contain region label along with
>> namespace label.
>>
>> NDD_LABELING flag is used for namespace. Introduced NDD_REGION_LABELING
>> flag for region label. Based on these flags nvdimm driver performs
>> operation on namespace label or region label.
>>
>> NDD_REGION_LABELING will be utilized by cxl driver to enable LSA 2.1
>> region label support
>>
>> Accordingly updated label index version
>>
>> Signed-off-by: Neeraj Kumar <s.neeraj@samsung.com>
>
>With the change noted below,
>Reviewed-by: Dave Jiang <dave.jiang@intel.com>
>


<Snip>
>>  	/*
>>  	 * EACCES failures reading the namespace label-area-properties
>> diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c
>> index 21498d461fde..918c3db93195 100644
>> --- a/drivers/nvdimm/dimm_devs.c
>> +++ b/drivers/nvdimm/dimm_devs.c
>> @@ -18,6 +18,13 @@
>>
>>  static DEFINE_IDA(dimm_ida);
>>
>> +bool nvdimm_check_region_label_format(struct device *dev)
>
>Should be called nvdimm_region_label_supported() since a bool return is expected instead of resolving the checking in the function.
>
>DJ

Thanks Jonathan and Dave for RB tag. Sure, I will rename it accordingly


Regards,
Neeraj

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