KVM: nVMX: Add preemption timer support

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Provided the host has this feature, it's straightforward to offer it to
the guest as well. We just need to load to timer value on L2 entry if
the feature was enabled by L1 and watch out for the corresponding exit
reason.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>

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Jan Kiszka 2013-03-13 11:31:24 +01:00 • committed by Gleb Natapov

parent c18911a23c

commit 0238ea913c

3 changed files with 20 additions and 5 deletions

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3

arch/x86/include/asm/vmx.h

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5

arch/x86/include/uapi/asm/vmx.h

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17

arch/x86/kvm/vmx.c

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