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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-02-03 15:43:55 -0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-03-08 14:10:07 +0200 |
| commit | f1e2b26003c41e581243c09ceed7567677449468 (patch) | |
| tree | 9c6dc330959815651611bf9636c401ba24cd6cd9 /arch/x86/include/asm/kvm_host.h | |
| parent | 6f526ec5383dcd5fa5ffc7b3ac1d62099a0b46ad (diff) | |
| download | linux-f1e2b26003c41e581243c09ceed7567677449468.tar.gz linux-f1e2b26003c41e581243c09ceed7567677449468.tar.bz2 linux-f1e2b26003c41e581243c09ceed7567677449468.zip | |
KVM: Allow adjust_tsc_offset to be in host or guest cycles
Redefine the API to take a parameter indicating whether an
adjustment is in host or guest cycles.
Signed-off-by: Zachary Amsden <zamsden@gmail.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index b23682900f41..dd439f13df84 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -646,7 +646,7 @@ struct kvm_x86_ops { u64 (*get_mt_mask)(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio); int (*get_lpage_level)(void); bool (*rdtscp_supported)(void); - void (*adjust_tsc_offset)(struct kvm_vcpu *vcpu, s64 adjustment); + void (*adjust_tsc_offset)(struct kvm_vcpu *vcpu, s64 adjustment, bool host); void (*set_tdp_cr3)(struct kvm_vcpu *vcpu, unsigned long cr3); @@ -676,6 +676,17 @@ struct kvm_arch_async_pf { extern struct kvm_x86_ops *kvm_x86_ops; +static inline void adjust_tsc_offset_guest(struct kvm_vcpu *vcpu, + s64 adjustment) +{ + kvm_x86_ops->adjust_tsc_offset(vcpu, adjustment, false); +} + +static inline void adjust_tsc_offset_host(struct kvm_vcpu *vcpu, s64 adjustment) +{ + kvm_x86_ops->adjust_tsc_offset(vcpu, adjustment, true); +} + int kvm_mmu_module_init(void); void kvm_mmu_module_exit(void); |