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RFC ACPI / PM: Disable MSR T-state after resumed

Chen Yu linux-acpi linux-pm lkml 1 version New

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  1. v1 RFC Latest2 patches 0 repliesNew

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/2ACPI / PM: Reuse the acpi_sleep_syscore_ops for future requirementdrivers/acpi/sleep.c+12 -20 replies
2/2ACPI / PM: Disable the MSR T-state during CPU onlinedrivers/acpi/sleep.c+46 -00 replies

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Cover letter [PATCH 0/2][RFC] ACPI / PM: Disable MSR T-state after resumed

There is a growing number of reports that the MSR throttling has been enabled after resumed back from suspend to ram, which impacts the system performance. This patchset tries to address this issue by turning off the T-state after resumed back.

Chen Yu (2):
ACPI / PM: Reuse the acpi_sleep_syscore_ops for future requirement ACPI / PM: Disable the MSR T-state during CPU online

 drivers/acpi/sleep.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 58 insertions(+), 2 deletions(-)
Signature · 1 line
2.7.4