diff options
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/hyperv-tlfs.h | 13 | ||||
-rw-r--r-- | arch/x86/include/asm/mshyperv.h | 13 |
2 files changed, 26 insertions, 0 deletions
diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h index a36ad742eac7..8d5a71702764 100644 --- a/arch/x86/include/asm/hyperv-tlfs.h +++ b/arch/x86/include/asm/hyperv-tlfs.h @@ -163,6 +163,9 @@ /* Recommend using the newer ExProcessorMasks interface */ #define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED (1 << 11) +/* Recommend using enlightened VMCS */ +#define HV_X64_ENLIGHTENED_VMCS_RECOMMENDED (1 << 14) + /* * Crash notification flag. */ @@ -480,6 +483,16 @@ struct hv_timer_message_payload { __u64 delivery_time; /* When the message was delivered */ }; +/* Define virtual processor assist page structure. */ +struct hv_vp_assist_page { + __u32 apic_assist; + __u32 reserved; + __u64 vtl_control[2]; + __u64 nested_enlightenments_control[2]; + __u32 enlighten_vmentry; + __u64 current_nested_vmcs; +}; + #define HV_STIMER_ENABLE (1ULL << 0) #define HV_STIMER_PERIODIC (1ULL << 1) #define HV_STIMER_LAZY (1ULL << 2) diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h index 38cfbe9a5794..3f162353f180 100644 --- a/arch/x86/include/asm/mshyperv.h +++ b/arch/x86/include/asm/mshyperv.h @@ -218,6 +218,15 @@ static inline u64 hv_do_rep_hypercall(u16 code, u16 rep_count, u16 varhead_size, */ extern u32 *hv_vp_index; extern u32 hv_max_vp_index; +extern struct hv_vp_assist_page **hv_vp_assist_page; + +static inline struct hv_vp_assist_page *hv_get_vp_assist_page(unsigned int cpu) +{ + if (!hv_vp_assist_page) + return NULL; + + return hv_vp_assist_page[cpu]; +} /** * hv_cpu_number_to_vp_number() - Map CPU to VP. @@ -254,6 +263,10 @@ static inline void hyperv_setup_mmu_ops(void) {} static inline void set_hv_tscchange_cb(void (*cb)(void)) {} static inline void clear_hv_tscchange_cb(void) {} static inline void hyperv_stop_tsc_emulation(void) {}; +static inline struct hv_vp_assist_page *hv_get_vp_assist_page(unsigned int cpu) +{ + return NULL; +} #endif /* CONFIG_HYPERV */ #ifdef CONFIG_HYPERV_TSCPAGE |