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| author | Zachary Amsden <zamsden@redhat.com> | 2010-08-20 08:07:17 (GMT) |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 08:51:22 (GMT) |
| commit | 99e3e30aee1a326a98bf3a5f47b8622219c685f3 (patch) | |
| tree | 1b67fc70af33988080784d32725f72b5ce7c07d1 /arch/x86/kvm/x86.h | |
| parent | f4e1b3c8bd2a044cd0ccf80595bfd088a49fe60b (diff) | |
| download | linux-99e3e30aee1a326a98bf3a5f47b8622219c685f3.tar.xz | |
KVM: x86: Move TSC offset writes to common code
Also, ensure that the storing of the offset and the reading of the TSC
are never preempted by taking a spinlock. While the lock is overkill
now, it is useful later in this patch series.
Signed-off-by: Zachary Amsden <zamsden@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.h')
| -rw-r--r-- | arch/x86/kvm/x86.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index b7a4047..2d6385e 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -68,4 +68,6 @@ static inline int is_paging(struct kvm_vcpu *vcpu) void kvm_before_handle_nmi(struct kvm_vcpu *vcpu); void kvm_after_handle_nmi(struct kvm_vcpu *vcpu); +void kvm_write_tsc(struct kvm_vcpu *vcpu, u64 data); + #endif |