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-rw-r--r--arch/x86/include/asm/entry_arch.h4
-rw-r--r--arch/x86/include/asm/hardirq.h3
-rw-r--r--arch/x86/include/asm/hw_irq.h1
-rw-r--r--arch/x86/include/asm/irq_vectors.h5
-rw-r--r--arch/x86/include/asm/kvm_host.h26
-rw-r--r--arch/x86/include/asm/vmx.h18
-rw-r--r--arch/x86/include/uapi/asm/kvm.h1
-rw-r--r--arch/x86/include/uapi/asm/msr-index.h2
-rw-r--r--arch/x86/include/uapi/asm/vmx.h5
9 files changed, 52 insertions, 13 deletions
diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index 40afa0005c6..9bd4ecac72b 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -19,6 +19,10 @@ BUILD_INTERRUPT(reboot_interrupt,REBOOT_VECTOR)
BUILD_INTERRUPT(x86_platform_ipi, X86_PLATFORM_IPI_VECTOR)
+#ifdef CONFIG_HAVE_KVM
+BUILD_INTERRUPT(kvm_posted_intr_ipi, POSTED_INTR_VECTOR)
+#endif
+
/*
* every pentium local APIC has two 'local interrupts', with a
* soft-definable vector attached to both interrupts, one of
diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index 81f04cee5f7..ab0ae1aa6d0 100644
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -12,6 +12,9 @@ typedef struct {
unsigned int irq_spurious_count;
unsigned int icr_read_retry_count;
#endif
+#ifdef CONFIG_HAVE_KVM
+ unsigned int kvm_posted_intr_ipis;
+#endif
unsigned int x86_platform_ipis; /* arch dependent */
unsigned int apic_perf_irqs;
unsigned int apic_irq_work_irqs;
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 10a78c3d3d5..1da97efad08 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -28,6 +28,7 @@
/* Interrupt handlers registered during init_IRQ */
extern void apic_timer_interrupt(void);
extern void x86_platform_ipi(void);
+extern void kvm_posted_intr_ipi(void);
extern void error_interrupt(void);
extern void irq_work_interrupt(void);
diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index aac5fa62a86..5702d7e3111 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -102,6 +102,11 @@
*/
#define X86_PLATFORM_IPI_VECTOR 0xf7
+/* Vector for KVM to deliver posted interrupt IPI */
+#ifdef CONFIG_HAVE_KVM
+#define POSTED_INTR_VECTOR 0xf2
+#endif
+
/*
* IRQ work vector:
*/
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 4979778cc7f..3741c653767 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -31,7 +31,7 @@
#include <asm/msr-index.h>
#include <asm/asm.h>
-#define KVM_MAX_VCPUS 254
+#define KVM_MAX_VCPUS 255
#define KVM_SOFT_MAX_VCPUS 160
#define KVM_USER_MEM_SLOTS 125
/* memory slots that are not exposed to userspace */
@@ -43,6 +43,8 @@
#define KVM_PIO_PAGE_OFFSET 1
#define KVM_COALESCED_MMIO_PAGE_OFFSET 2
+#define KVM_IRQCHIP_NUM_PINS KVM_IOAPIC_NUM_PINS
+
#define CR0_RESERVED_BITS \
(~(unsigned long)(X86_CR0_PE | X86_CR0_MP | X86_CR0_EM | X86_CR0_TS \
| X86_CR0_ET | X86_CR0_NE | X86_CR0_WP | X86_CR0_AM \
@@ -94,9 +96,6 @@
#define ASYNC_PF_PER_VCPU 64
-extern raw_spinlock_t kvm_lock;
-extern struct list_head vm_list;
-
struct kvm_vcpu;
struct kvm;
struct kvm_async_pf;
@@ -230,6 +229,7 @@ struct kvm_mmu_page {
#endif
int write_flooding_count;
+ bool mmio_cached;
};
struct kvm_pio_request {
@@ -345,7 +345,6 @@ struct kvm_vcpu_arch {
unsigned long apic_attention;
int32_t apic_arb_prio;
int mp_state;
- int sipi_vector;
u64 ia32_misc_enable_msr;
bool tpr_access_reporting;
@@ -643,7 +642,7 @@ struct kvm_x86_ops {
/* Create, but do not attach this VCPU */
struct kvm_vcpu *(*vcpu_create)(struct kvm *kvm, unsigned id);
void (*vcpu_free)(struct kvm_vcpu *vcpu);
- int (*vcpu_reset)(struct kvm_vcpu *vcpu);
+ void (*vcpu_reset)(struct kvm_vcpu *vcpu);
void (*prepare_guest_switch)(struct kvm_vcpu *vcpu);
void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
@@ -696,14 +695,16 @@ struct kvm_x86_ops {
int (*nmi_allowed)(struct kvm_vcpu *vcpu);
bool (*get_nmi_mask)(struct kvm_vcpu *vcpu);
void (*set_nmi_mask)(struct kvm_vcpu *vcpu, bool masked);
- void (*enable_nmi_window)(struct kvm_vcpu *vcpu);
- void (*enable_irq_window)(struct kvm_vcpu *vcpu);
+ int (*enable_nmi_window)(struct kvm_vcpu *vcpu);
+ int (*enable_irq_window)(struct kvm_vcpu *vcpu);
void (*update_cr8_intercept)(struct kvm_vcpu *vcpu, int tpr, int irr);
int (*vm_has_apicv)(struct kvm *kvm);
void (*hwapic_irr_update)(struct kvm_vcpu *vcpu, int max_irr);
void (*hwapic_isr_update)(struct kvm *kvm, int isr);
void (*load_eoi_exitmap)(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap);
void (*set_virtual_x2apic_mode)(struct kvm_vcpu *vcpu, bool set);
+ void (*deliver_posted_interrupt)(struct kvm_vcpu *vcpu, int vector);
+ void (*sync_pir_to_irr)(struct kvm_vcpu *vcpu);
int (*set_tss_addr)(struct kvm *kvm, unsigned int addr);
int (*get_tdp_level)(void);
u64 (*get_mt_mask)(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio);
@@ -730,6 +731,7 @@ struct kvm_x86_ops {
int (*check_intercept)(struct kvm_vcpu *vcpu,
struct x86_instruction_info *info,
enum x86_intercept_stage stage);
+ void (*handle_external_intr)(struct kvm_vcpu *vcpu);
};
struct kvm_arch_async_pf {
@@ -767,6 +769,7 @@ void kvm_mmu_write_protect_pt_masked(struct kvm *kvm,
struct kvm_memory_slot *slot,
gfn_t gfn_offset, unsigned long mask);
void kvm_mmu_zap_all(struct kvm *kvm);
+void kvm_mmu_zap_mmio_sptes(struct kvm *kvm);
unsigned int kvm_mmu_calculate_mmu_pages(struct kvm *kvm);
void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned int kvm_nr_mmu_pages);
@@ -797,6 +800,7 @@ enum emulation_result {
#define EMULTYPE_TRAP_UD (1 << 1)
#define EMULTYPE_SKIP (1 << 2)
#define EMULTYPE_RETRY (1 << 3)
+#define EMULTYPE_NO_REEXECUTE (1 << 4)
int x86_emulate_instruction(struct kvm_vcpu *vcpu, unsigned long cr2,
int emulation_type, void *insn, int insn_len);
@@ -807,6 +811,7 @@ static inline int emulate_instruction(struct kvm_vcpu *vcpu,
}
void kvm_enable_efer_bits(u64);
+bool kvm_valid_efer(struct kvm_vcpu *vcpu, u64 efer);
int kvm_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *data);
int kvm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr);
@@ -819,6 +824,7 @@ int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu);
void kvm_get_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg);
int kvm_load_segment_descriptor(struct kvm_vcpu *vcpu, u16 selector, int seg);
+void kvm_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, unsigned int vector);
int kvm_task_switch(struct kvm_vcpu *vcpu, u16 tss_selector, int idt_index,
int reason, bool has_error_code, u32 error_code);
@@ -973,7 +979,6 @@ enum {
* Trap the fault and ignore the instruction if that happens.
*/
asmlinkage void kvm_spurious_fault(void);
-extern bool kvm_rebooting;
#define ____kvm_handle_fault_on_reboot(insn, cleanup_insn) \
"666: " insn "\n\t" \
@@ -1002,6 +1007,7 @@ int kvm_cpu_has_injectable_intr(struct kvm_vcpu *v);
int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu);
int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu);
int kvm_cpu_get_interrupt(struct kvm_vcpu *v);
+void kvm_vcpu_reset(struct kvm_vcpu *vcpu);
void kvm_define_shared_msr(unsigned index, u32 msr);
void kvm_set_shared_msr(unsigned index, u64 val, u64 mask);
@@ -1027,7 +1033,7 @@ void kvm_pmu_reset(struct kvm_vcpu *vcpu);
void kvm_pmu_cpuid_update(struct kvm_vcpu *vcpu);
bool kvm_pmu_msr(struct kvm_vcpu *vcpu, u32 msr);
int kvm_pmu_get_msr(struct kvm_vcpu *vcpu, u32 msr, u64 *data);
-int kvm_pmu_set_msr(struct kvm_vcpu *vcpu, u32 msr, u64 data);
+int kvm_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info);
int kvm_pmu_read_pmc(struct kvm_vcpu *vcpu, unsigned pmc, u64 *data);
void kvm_handle_pmu_event(struct kvm_vcpu *vcpu);
void kvm_deliver_pmi(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index b6fbf860e39..f3e01a2cbaa 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -65,11 +65,16 @@
#define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY 0x00000200
#define SECONDARY_EXEC_PAUSE_LOOP_EXITING 0x00000400
#define SECONDARY_EXEC_ENABLE_INVPCID 0x00001000
+#define SECONDARY_EXEC_SHADOW_VMCS 0x00004000
#define PIN_BASED_EXT_INTR_MASK 0x00000001
#define PIN_BASED_NMI_EXITING 0x00000008
#define PIN_BASED_VIRTUAL_NMIS 0x00000020
+#define PIN_BASED_VMX_PREEMPTION_TIMER 0x00000040
+#define PIN_BASED_POSTED_INTR 0x00000080
+
+#define PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x00000016
#define VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000002
#define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200
@@ -81,6 +86,8 @@
#define VM_EXIT_LOAD_IA32_EFER 0x00200000
#define VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000
+#define VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR 0x00036dff
+
#define VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000002
#define VM_ENTRY_IA32E_MODE 0x00000200
#define VM_ENTRY_SMM 0x00000400
@@ -89,9 +96,15 @@
#define VM_ENTRY_LOAD_IA32_PAT 0x00004000
#define VM_ENTRY_LOAD_IA32_EFER 0x00008000
+#define VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR 0x000011ff
+
+#define VMX_MISC_PREEMPTION_TIMER_RATE_MASK 0x0000001f
+#define VMX_MISC_SAVE_EFER_LMA 0x00000020
+
/* VMCS Encodings */
enum vmcs_field {
VIRTUAL_PROCESSOR_ID = 0x00000000,
+ POSTED_INTR_NV = 0x00000002,
GUEST_ES_SELECTOR = 0x00000800,
GUEST_CS_SELECTOR = 0x00000802,
GUEST_SS_SELECTOR = 0x00000804,
@@ -126,6 +139,8 @@ enum vmcs_field {
VIRTUAL_APIC_PAGE_ADDR_HIGH = 0x00002013,
APIC_ACCESS_ADDR = 0x00002014,
APIC_ACCESS_ADDR_HIGH = 0x00002015,
+ POSTED_INTR_DESC_ADDR = 0x00002016,
+ POSTED_INTR_DESC_ADDR_HIGH = 0x00002017,
EPT_POINTER = 0x0000201a,
EPT_POINTER_HIGH = 0x0000201b,
EOI_EXIT_BITMAP0 = 0x0000201c,
@@ -136,6 +151,8 @@ enum vmcs_field {
EOI_EXIT_BITMAP2_HIGH = 0x00002021,
EOI_EXIT_BITMAP3 = 0x00002022,
EOI_EXIT_BITMAP3_HIGH = 0x00002023,
+ VMREAD_BITMAP = 0x00002026,
+ VMWRITE_BITMAP = 0x00002028,
GUEST_PHYSICAL_ADDRESS = 0x00002400,
GUEST_PHYSICAL_ADDRESS_HIGH = 0x00002401,
VMCS_LINK_POINTER = 0x00002800,
@@ -209,6 +226,7 @@ enum vmcs_field {
GUEST_INTERRUPTIBILITY_INFO = 0x00004824,
GUEST_ACTIVITY_STATE = 0X00004826,
GUEST_SYSENTER_CS = 0x0000482A,
+ VMX_PREEMPTION_TIMER_VALUE = 0x0000482E,
HOST_IA32_SYSENTER_CS = 0x00004c00,
CR0_GUEST_HOST_MASK = 0x00006000,
CR4_GUEST_HOST_MASK = 0x00006002,
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index a65ec29e6ff..5d9a3033b3d 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -29,7 +29,6 @@
#define __KVM_HAVE_PIT
#define __KVM_HAVE_IOAPIC
#define __KVM_HAVE_IRQ_LINE
-#define __KVM_HAVE_DEVICE_ASSIGNMENT
#define __KVM_HAVE_MSI
#define __KVM_HAVE_USER_NMI
#define __KVM_HAVE_GUEST_DEBUG
diff --git a/arch/x86/include/uapi/asm/msr-index.h b/arch/x86/include/uapi/asm/msr-index.h
index b5757885d7a..b3a4866661c 100644
--- a/arch/x86/include/uapi/asm/msr-index.h
+++ b/arch/x86/include/uapi/asm/msr-index.h
@@ -528,6 +528,8 @@
#define VMX_BASIC_MEM_TYPE_WB 6LLU
#define VMX_BASIC_INOUT 0x0040000000000000LLU
+/* MSR_IA32_VMX_MISC bits */
+#define MSR_IA32_VMX_MISC_VMWRITE_SHADOW_RO_FIELDS (1ULL << 29)
/* AMD-V MSRs */
#define MSR_VM_CR 0xc0010114
diff --git a/arch/x86/include/uapi/asm/vmx.h b/arch/x86/include/uapi/asm/vmx.h
index 2871fccfee6..d651082c7cf 100644
--- a/arch/x86/include/uapi/asm/vmx.h
+++ b/arch/x86/include/uapi/asm/vmx.h
@@ -65,6 +65,7 @@
#define EXIT_REASON_EOI_INDUCED 45
#define EXIT_REASON_EPT_VIOLATION 48
#define EXIT_REASON_EPT_MISCONFIG 49
+#define EXIT_REASON_PREEMPTION_TIMER 52
#define EXIT_REASON_WBINVD 54
#define EXIT_REASON_XSETBV 55
#define EXIT_REASON_APIC_WRITE 56
@@ -110,7 +111,7 @@
{ EXIT_REASON_EOI_INDUCED, "EOI_INDUCED" }, \
{ EXIT_REASON_INVALID_STATE, "INVALID_STATE" }, \
{ EXIT_REASON_INVD, "INVD" }, \
- { EXIT_REASON_INVPCID, "INVPCID" }
-
+ { EXIT_REASON_INVPCID, "INVPCID" }, \
+ { EXIT_REASON_PREEMPTION_TIMER, "PREEMPTION_TIMER" }
#endif /* _UAPIVMX_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-23 10:58:07 +0000