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KVM: X86: Add a ratio parameter to kvm_scale_tsc()
authorIlias Stamatis <ilstam@amazon.com>
Wed, 26 May 2021 18:44:11 +0000 (19:44 +0100)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 17 Jun 2021 17:09:28 +0000 (13:09 -0400)
commit0172f8641ec9d9afe4397dba342367a033ec6510
tree02b967a49fab01e80ed019161247a3b93ccfe1f5tree | snapshot
parentc37191f597d0050bf2b5d2b035a3e124e58f5dcbcommit | diff
KVM: X86: Add a ratio parameter to kvm_scale_tsc()

Sometimes kvm_scale_tsc() needs to use the current scaling ratio and
other times (like when reading the TSC from user space) it needs to use
L1's scaling ratio. Have the caller specify this by passing the ratio as
a parameter.

Signed-off-by: Ilias Stamatis <ilstam@amazon.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210526184418.28881-5-ilstam@amazon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/include/asm/kvm_host.h diff | blob | history
arch/x86/kvm/x86.c diff | blob | history
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