KVM: X86: Add functions for retrieving L2 TSC fields from common code

Browse source

In order to implement as much of the nested TSC scaling logic as
possible in common code, we need these vendor callbacks for retrieving
the TSC offset and the TSC multiplier that L1 has set for L2.

Signed-off-by: Ilias Stamatis <ilstam@amazon.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210526184418.28881-7-ilstam@amazon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

...

This commit is contained in:

Ilias Stamatis 2021-05-26 19:44:13 +01:00 • committed by Paolo Bonzini

parent 3c0f99366e

commit 307a94c721

5 changed files with 44 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

2

arch/x86/include/asm/kvm-x86-ops.h

View file

2

arch/x86/include/asm/kvm_host.h

View file

14

arch/x86/kvm/svm/svm.c

View file

23

arch/x86/kvm/vmx/vmx.c

View file

3

arch/x86/kvm/vmx/vmx.h

View file