Merge branch 'pm-opp'

[cascardo/linux.git] / arch / x86 / include / asm / kvm_host.h

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 9265196..30cfd64 100644 (file)
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -505,6 +505,7 @@ struct kvm_vcpu_arch {
        u32 virtual_tsc_mult;
        u32 virtual_tsc_khz;
        s64 ia32_tsc_adjust_msr;
+       u64 tsc_scaling_ratio;
 
        atomic_t nmi_queued;  /* unprocessed asynchronous NMIs */
        unsigned nmi_pending; /* NMI queued after currently running handler */
@@ -777,7 +778,7 @@ struct kvm_x86_ops {
        void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
        void (*vcpu_put)(struct kvm_vcpu *vcpu);
 
-       void (*update_db_bp_intercept)(struct kvm_vcpu *vcpu);
+       void (*update_bp_intercept)(struct kvm_vcpu *vcpu);
        int (*get_msr)(struct kvm_vcpu *vcpu, struct msr_data *msr);
        int (*set_msr)(struct kvm_vcpu *vcpu, struct msr_data *msr);
        u64 (*get_segment_base)(struct kvm_vcpu *vcpu, int seg);
@@ -844,7 +845,7 @@ struct kvm_x86_ops {
        int (*get_lpage_level)(void);
        bool (*rdtscp_supported)(void);
        bool (*invpcid_supported)(void);
-       void (*adjust_tsc_offset)(struct kvm_vcpu *vcpu, s64 adjustment, bool host);
+       void (*adjust_tsc_offset_guest)(struct kvm_vcpu *vcpu, s64 adjustment);
 
        void (*set_tdp_cr3)(struct kvm_vcpu *vcpu, unsigned long cr3);
 
@@ -852,11 +853,9 @@ struct kvm_x86_ops {
 
        bool (*has_wbinvd_exit)(void);
 
-       void (*set_tsc_khz)(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale);
        u64 (*read_tsc_offset)(struct kvm_vcpu *vcpu);
        void (*write_tsc_offset)(struct kvm_vcpu *vcpu, u64 offset);
 
-       u64 (*compute_tsc_offset)(struct kvm_vcpu *vcpu, u64 target_tsc);
        u64 (*read_l1_tsc)(struct kvm_vcpu *vcpu, u64 host_tsc);
 
        void (*get_exit_info)(struct kvm_vcpu *vcpu, u64 *info1, u64 *info2);
@@ -923,17 +922,6 @@ 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);
 
@@ -986,10 +974,12 @@ u64 vcpu_tsc_khz(struct kvm_vcpu *vcpu);
 
 /* control of guest tsc rate supported? */
 extern bool kvm_has_tsc_control;
-/* minimum supported tsc_khz for guests */
-extern u32  kvm_min_guest_tsc_khz;
 /* maximum supported tsc_khz for guests */
 extern u32  kvm_max_guest_tsc_khz;
+/* number of bits of the fractional part of the TSC scaling ratio */
+extern u8   kvm_tsc_scaling_ratio_frac_bits;
+/* maximum allowed value of TSC scaling ratio */
+extern u64  kvm_max_tsc_scaling_ratio;
 
 enum emulation_result {
        EMULATE_DONE,         /* no further processing */
@@ -1235,6 +1225,9 @@ void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,
 void kvm_define_shared_msr(unsigned index, u32 msr);
 int kvm_set_shared_msr(unsigned index, u64 val, u64 mask);
 
+u64 kvm_scale_tsc(struct kvm_vcpu *vcpu, u64 tsc);
+u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc);
+
 unsigned long kvm_get_linear_rip(struct kvm_vcpu *vcpu);
 bool kvm_is_linear_rip(struct kvm_vcpu *vcpu, unsigned long linear_rip);