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(parent: 1bce2a9) | patch
x86/AMD: make C-state handling independent of Dom0
authorJan Beulich <jbeulich@suse.com>
Mon, 22 Jul 2019 09:34:03 +0000 (11:34 +0200)
committerJan Beulich <jbeulich@suse.com>
Mon, 22 Jul 2019 09:34:03 +0000 (11:34 +0200)
commit831fb28d61194945b1fd58c899bd505f783c2422
tree2cb1691c4255a2b4422d912a2b15398b52cf3dc8tree | snapshot
parent1bce2a94e929ddb0aa0ba8222cdaf0fd10ef1821commit | diff
x86/AMD: make C-state handling independent of Dom0

At least for more recent CPUs, following what BKDG / PPR suggest for the
BIOS to surface via ACPI we can make ourselves independent of Dom0
uploading respective data.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
xen/arch/x86/acpi/cpu_idle.c diff | blob | history
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