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SubjectRe: [PATCH 0/7] ACPI HMAT memory sysfs representation

On 11/16/2018 09:21 PM, Keith Busch wrote:
> On Fri, Nov 16, 2018 at 11:57:58AM +0530, Anshuman Khandual wrote:
>> On 11/15/2018 04:19 AM, Keith Busch wrote:
>>> This series provides a new sysfs representation for heterogeneous
>>> system memory.
>>> The previous series that was specific to HMAT that this series was based
>>> on was last posted here:
>>> Platforms may provide multiple types of cpu attached system memory. The
>>> memory ranges for each type may have different characteristics that
>>> applications may wish to know about when considering what node they want
>>> their memory allocated from.
>>> It had previously been difficult to describe these setups as memory
>>> rangers were generally lumped into the NUMA node of the CPUs. New
>>> platform attributes have been created and in use today that describe
>>> the more complex memory hierarchies that can be created.
>>> This series first creates new generic APIs under the kernel's node
>>> representation. These new APIs can be used to create links among local
>>> memory and compute nodes and export characteristics about the memory
>>> nodes. Documentation desribing the new representation are provided.
>>> Finally the series adds a kernel user for these new APIs from parsing
>>> the ACPI HMAT.
>> Not able to see the patches from this series either on the list or on the
>> archive (
> The send-email split the cover-letter from the series, probably
> something I did. Series followed immediately after:

Yeah got it. I can see the series on the list. Thanks for pointing out.

>> IIRC last time we discussed
>> about this and the concern which I raised was in absence of a broader NUMA
>> rework for multi attribute memory it might not a good idea to settle down
>> and freeze sysfs interface for the user space.

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