List of commits needed to enable ARCH_CAPABILITIES:
Kernel:
commit 2bdb76c015df7125783d8394d6339d181cb5bc30
Author: Xiaoyao Li
Date: Fri Mar 8 15:57:20 2019 +0800
kvm/x86: Move MSR_IA32_ARCH_CAPABILITIES to array emulated_msrs
QEMU:
commit 014018e19b3c54dd1bf5072bc912ceffea40abe8
Author
Rafael - Is this completed for Bionic releases?
Thank you
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https://bugs.launchpad.net/bugs/1828495
Title:
[KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM.
@ Brad please see response from Intel on your follow up on questions:
(a) affect Nvidia's use of DPC / EDR, depending upon how their firmware is
negotiating the control with the operating system, and
Response: As per spec, platforms should rely on _OSC to negotiate PCIe
capabilities ownership.
No New code was needed to add the CPUID
Part of ./arch/x86/include/asm/intel-family.h
You should have received GLK-R CPU from Intel. Please test and let us
know if you see any issues.
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Commit-ID: 8d7c6ac3b2371eb1cbc9925a88f4d10efff374de
Target 5.4 rc release
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https://bugs.launchpad.net/bugs/1843794
Title:
CML CPUIDs
Status in intel:
New
Status in linux
Patch merged in 5.5: 5406327d43edd9a17
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https://bugs.launchpad.net/bugs/1843777
Title:
[CML-U62] Need enable intel_pmc_core driver patch for Comet lake- U
6+2
Status in
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/pci/controller/vmd.c?id=ec11e5c213cc20cac5e8310728b06793448b9f6d
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/pci/controller/vmd.c?id=08bcdd22ecdb01dd60d9284a55f8220a8a40150e
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Code merged in Kernel 5.6: 35709c4ee772
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Title:
[CML-H] Add intel_thermal_pch driver support Comet Lake -H
Status in intel:
New
S
Update for Canonical:
Soundwire 30% patches were merged in upstream branch, 30% patches are submitted
but not merge yet, remaining patch still are working in progress.
Developers expect next set of patches merge is Kernel 5.7.
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That is correct. This feature capability first introduced in Geminilake
(GLK). Same code capability is used in Coffelake and Cannonlake SKUs.
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Pre-requisite changes:
5707b46a4206 x86/intel_rdt: Remove redundant ternary operator on return -> tip
24247aeeabe9 x86/intel_rdt/cqm: Improve limbo list processing -> tip
bbc4615e0b7d x86/intel_rdt/mbm: Fix MBM overflow handler during CPU hotplug ->
tip
a9110b552d44 x86/intel_rdt: Modify the i
This bug was found by Red Hat and fixed/code upstreamed by Jeff Moyer
from Red Hat. This is being added to Canonical for Ubuntu to pick up.
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https://bugs.launchpad.net/bugs/17
** Tags added: ehl
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https://bugs.launchpad.net/bugs/1842218
Title:
[EHL] Enable intel_idle driver
Status in intel:
Fix Released
Status in linux package in Ubuntu:
Inco
It is unclear if any further implementation is needed for this feature.
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https://bugs.launchpad.net/bugs/1842106
Title:
[EHL][OSE] HS-UART implementation
Status in intel:
Public bug reported:
[Feature Description]
Ubuntu uses powersave governor as the default.While the powersave governor has
much lower power, the performance is lower than +25% for several workloads
compared to performance governor.
Report is published: www.Phoronix.com showing difference of 37%
Public bug reported:
[Feature Description]
Use the powercap/idle-inject framework for intel Power clamp driver.
Allow CPU mask and max idle percent as module parameter. This way way driver
can be used for LPM mode in MTL.
Target Kernel: 6.3
Target Release: 23.10
[HW/SW Information]
Meteor Lake
** Changed in: intel
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/2008519
Title:
cpufreq: intel_pstate: Update Balance performance EPP for Sapphire
Commit ID: 60675225ebeecea248035fd3a0efc82ae9038a98
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-
next.git/commit/drivers/cpufreq/intel_pstate.c?h=next-20230303&id=60675225ebeecea248035fd3a0efc82ae9038a98
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** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Changed in: intel
Status: New => Fix Released
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