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(parent: b6b42a6) | patch
tools/power x86_energy_perf_policy: Enhance HWP enable
authorLen Brown <len.brown@intel.com>
Fri, 19 Sep 2025 18:07:02 +0000 (14:07 -0400)
committerLen Brown <len.brown@intel.com>
Fri, 26 Sep 2025 03:12:01 +0000 (23:12 -0400)
commitc97c057d357c4b39b153e9e430bbf8976e05bd4e
treea4f385eff25e74028ca60f06711209999c240a2ftree | snapshot
parentb6b42a6051b203bb1d78bf6518007e5dc8b62fc4commit | diff
tools/power x86_energy_perf_policy: Enhance HWP enable

On enabling HWP, preserve the reserved bits in MSR_PM_ENABLE.

Also, skip writing the MSR_PM_ENABLE if HWP is already enabled.

Signed-off-by: Len Brown <len.brown@intel.com>
tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git