[Feature][HMEM] Consume HMAT tables in Linux guest, create sysfs representation

[quanxian]

Description:

This is dependent upon these two other Jira features:
[HMEM] Specify initial sysfs representation for heterogeneous memory
[HMEM] Update QEMU prototype to the latest HMAT spec, R053
This task is to consume the newly updated HMAT talbles and create the sysfs representation.

Target Kernel: TBD
Target Release: 19.10

[Leann Ogasawara (leannogasawara)]

4.15 is now available in Bionic. Marking this Fix Released.

[Leann Ogasawara (leannogasawara)]

Sorry, please disregard comment #1. Setting this to Incomplete until we have a set of commit id's to confirm for 18.04.

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu Bionic) because there has been no activity for 60 days.]

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]

[Joseph Salisbury (jsalisbury)]

Thanks for filing this bug. This project is being shut down as it’s not actively monitored by any team or individual. This bug will not be deleted but will be closed as <<Won’t Fix?>>. If this bug is something that is still affecting a product in Ubuntu, you can take one of the following steps to report this bug correctly:

File a new bug on the right distribution/package (‘ubuntu/linux’ for example).

Or

Set the visibility on this bug as public, and then affect the right distribution/package. Keep in mind at that point all information would become public on this particular bug report.

[quanxian (quanxian-wang)]

Merged during 5.2 window. Commit IDs and Patch Subject:

13bac55ef7ae doc/mm: New documentation for memory performance
d9e8844c7d81 acpi/hmat: Register memory side cache attributes
8d59f5a2ca76 acpi/hmat: Register performance attributes
665ac7e92757 acpi/hmat: Register processor domain to its memory
acc02a109b04 node: Add memory-side caching attributes
e1cf33aafb84 node: Add heterogenous memory access attributes
08d9dbe72b1f node: Link memory nodes to their compute nodes
3accf7ae37a9 acpi/hmat: Parse and report heterogeneous memory
3bc0e8eb179d acpi: Add HMAT to generic parsing tables
60574d1e05b0 acpi: Create subtable parsing infrastructure