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-rw-r--r--arch/x86/include/asm/kvm_host.h13
-rw-r--r--arch/x86/include/uapi/asm/hyperv.h6
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 814007701f8b..a7c89876698b 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -379,6 +379,17 @@ struct kvm_mtrr {
struct list_head head;
};
+/* Hyper-V SynIC timer */
+struct kvm_vcpu_hv_stimer {
+ struct hrtimer timer;
+ int index;
+ u64 config;
+ u64 count;
+ u64 exp_time;
+ struct hv_message msg;
+ bool msg_pending;
+};
+
/* Hyper-V synthetic interrupt controller (SynIC)*/
struct kvm_vcpu_hv_synic {
u64 version;
@@ -398,6 +409,8 @@ struct kvm_vcpu_hv {
s64 runtime_offset;
struct kvm_vcpu_hv_synic synic;
struct kvm_hyperv_exit exit;
+ struct kvm_vcpu_hv_stimer stimer[HV_SYNIC_STIMER_COUNT];
+ DECLARE_BITMAP(stimer_pending_bitmap, HV_SYNIC_STIMER_COUNT);
};
struct kvm_vcpu_arch {
diff --git a/arch/x86/include/uapi/asm/hyperv.h b/arch/x86/include/uapi/asm/hyperv.h
index 2a5629eac0b1..7956412d09bd 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -355,4 +355,10 @@ struct hv_timer_message_payload {
__u64 delivery_time; /* When the message was delivered */
};
+#define HV_STIMER_ENABLE (1ULL << 0)
+#define HV_STIMER_PERIODIC (1ULL << 1)
+#define HV_STIMER_LAZY (1ULL << 2)
+#define HV_STIMER_AUTOENABLE (1ULL << 3)
+#define HV_STIMER_SINT(config) (__u8)(((config) >> 16) & 0x0F)
+
#endif