** Changed in: linux (Ubuntu)
Status: New => Invalid
** Changed in: linux (Ubuntu Noble)
Assignee: (unassigned) => Thibf (thibf)
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https://bugs.launchpad.net/bugs/2090852
Title:
[SRU] power: intel_pstate: HWP interrupt support for maximum ratio
changed
Status in linux package in Ubuntu:
Invalid
Status in linux source package in Noble:
In Progress
Bug description:
This is a public version of: https://bugs.launchpad.net/bugs/2078898
[ Impact ]
* Performance improvement for intel hardware with dynamic HWP
(Hardware P-States)
[ Fix ]
Upstream commits support dynamic HWP:
7ea81936b853 x86/cpufeatures: Add HWP highest perf change feature flag
d845cd901b28 cpufreq: intel_pstate: Support highest performance change
interrupt
[ Test Plan ]
* check on supported hardware that the correct max cpu freq is
detected
[ Where problems could occur ]
* Regression on intel CPU frequency
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