diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2008-06-30 16:32:43 +1000 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2008-06-30 16:32:43 +1000 |
commit | 2dac6ad14f89b462ed23fb0162229c1509fcd398 (patch) | |
tree | bf34974d526c07a1b02232328fe67fd3bb241446 /include | |
parent | c212a9ad5a8d3f0e9fe5fed5c5e7eee713e9a0cf (diff) | |
parent | 4a25eba5fa68f90e84a596bc9b6bbb020f682b57 (diff) |
Merge commit 'kvm/master'
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-ia64/kvm_host.h | 3 | ||||
-rw-r--r-- | include/asm-powerpc/kvm_host.h | 2 | ||||
-rw-r--r-- | include/asm-x86/kvm.h | 1 | ||||
-rw-r--r-- | include/asm-x86/kvm_host.h | 43 | ||||
-rw-r--r-- | include/asm-x86/kvm_x86_emulate.h | 11 | ||||
-rw-r--r-- | include/linux/kvm.h | 33 | ||||
-rw-r--r-- | include/linux/kvm_host.h | 10 |
7 files changed, 87 insertions, 16 deletions
diff --git a/include/asm-ia64/kvm_host.h b/include/asm-ia64/kvm_host.h index c082c208c1f3..1efe513a9941 100644 --- a/include/asm-ia64/kvm_host.h +++ b/include/asm-ia64/kvm_host.h @@ -38,6 +38,7 @@ /* memory slots that does not exposed to userspace */ #define KVM_PRIVATE_MEM_SLOTS 4 +#define KVM_COALESCED_MMIO_PAGE_OFFSET 1 /* define exit reasons from vmm to kvm*/ #define EXIT_REASON_VM_PANIC 0 @@ -521,4 +522,6 @@ int kvm_emulate_halt(struct kvm_vcpu *vcpu); int kvm_pal_emul(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run); void kvm_sal_emul(struct kvm_vcpu *vcpu); +static inline void kvm_inject_nmi(struct kvm_vcpu *vcpu) {} + #endif diff --git a/include/asm-powerpc/kvm_host.h b/include/asm-powerpc/kvm_host.h index 81a69d711017..2655e2a4831e 100644 --- a/include/asm-powerpc/kvm_host.h +++ b/include/asm-powerpc/kvm_host.h @@ -31,6 +31,8 @@ /* memory slots that does not exposed to userspace */ #define KVM_PRIVATE_MEM_SLOTS 4 +#define KVM_COALESCED_MMIO_PAGE_OFFSET 1 + /* We don't currently support large pages. */ #define KVM_PAGES_PER_HPAGE (1<<31) diff --git a/include/asm-x86/kvm.h b/include/asm-x86/kvm.h index 80eefef2cc76..6f1840812e59 100644 --- a/include/asm-x86/kvm.h +++ b/include/asm-x86/kvm.h @@ -228,5 +228,6 @@ struct kvm_pit_state { #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) +#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) #endif diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h index 844f2a89afbc..c64d1242762b 100644 --- a/include/asm-x86/kvm_host.h +++ b/include/asm-x86/kvm_host.h @@ -27,6 +27,7 @@ #define KVM_PRIVATE_MEM_SLOTS 4 #define KVM_PIO_PAGE_OFFSET 1 +#define KVM_COALESCED_MMIO_PAGE_OFFSET 2 #define CR3_PAE_RESERVED_BITS ((X86_CR3_PWT | X86_CR3_PCD) - 1) #define CR3_NONPAE_RESERVED_BITS ((PAGE_SIZE-1) & ~(X86_CR3_PWT | X86_CR3_PCD)) @@ -79,6 +80,7 @@ #define KVM_MIN_FREE_MMU_PAGES 5 #define KVM_REFILL_PAGES 25 #define KVM_MAX_CPUID_ENTRIES 40 +#define KVM_NR_VAR_MTRR 8 extern spinlock_t kvm_lock; extern struct list_head vm_list; @@ -109,12 +111,12 @@ enum { }; enum { + VCPU_SREG_ES, VCPU_SREG_CS, + VCPU_SREG_SS, VCPU_SREG_DS, - VCPU_SREG_ES, VCPU_SREG_FS, VCPU_SREG_GS, - VCPU_SREG_SS, VCPU_SREG_TR, VCPU_SREG_LDTR, }; @@ -243,6 +245,7 @@ struct kvm_vcpu_arch { gfn_t last_pt_write_gfn; int last_pt_write_count; u64 *last_pte_updated; + gfn_t last_pte_gfn; struct { gfn_t gfn; /* presumed gfn during guest pte update */ @@ -287,6 +290,10 @@ struct kvm_vcpu_arch { unsigned int hv_clock_tsc_khz; unsigned int time_offset; struct page *time_page; + + bool nmi_pending; + + u64 mtrr[0x100]; }; struct kvm_mem_alias { @@ -344,6 +351,7 @@ struct kvm_vcpu_stat { u32 mmio_exits; u32 signal_exits; u32 irq_window_exits; + u32 nmi_window_exits; u32 halt_exits; u32 halt_wakeup; u32 request_irq_exits; @@ -379,7 +387,6 @@ struct kvm_x86_ops { void (*prepare_guest_switch)(struct kvm_vcpu *vcpu); void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu); void (*vcpu_put)(struct kvm_vcpu *vcpu); - void (*vcpu_decache)(struct kvm_vcpu *vcpu); int (*set_guest_debug)(struct kvm_vcpu *vcpu, struct kvm_debug_guest *dbg); @@ -497,6 +504,10 @@ int emulator_get_dr(struct x86_emulate_ctxt *ctxt, int dr, int emulator_set_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long value); +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 type_bits, int seg); + int kvm_task_switch(struct kvm_vcpu *vcpu, u16 tss_selector, int reason); void kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0); @@ -515,6 +526,8 @@ void kvm_queue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code); void kvm_inject_page_fault(struct kvm_vcpu *vcpu, unsigned long cr2, u32 error_code); +void kvm_inject_nmi(struct kvm_vcpu *vcpu); + void fx_init(struct kvm_vcpu *vcpu); int emulator_read_std(unsigned long addr, @@ -691,4 +704,28 @@ enum { trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ vcpu, 0, 0, 0, 0, 0, 0) +#ifdef CONFIG_64BIT +#define KVM_EX_ENTRY ".quad" +#else +#define KVM_EX_ENTRY ".long" +#endif + +/* + * Hardware virtualization extension instructions may fault if a + * reboot turns off virtualization while processes are running. + * Trap the fault and ignore the instruction if that happens. + */ +asmlinkage void kvm_handle_fault_on_reboot(void); + +#define __kvm_handle_fault_on_reboot(insn) \ + "666: " insn "\n\t" \ + ".pushsection .text.fixup, \"ax\" \n" \ + "667: \n\t" \ + "push $666b \n\t" \ + "jmp kvm_handle_fault_on_reboot \n\t" \ + ".popsection \n\t" \ + ".pushsection __ex_table, \"a\" \n\t" \ + KVM_EX_ENTRY " 666b, 667b \n\t" \ + ".popsection" + #endif diff --git a/include/asm-x86/kvm_x86_emulate.h b/include/asm-x86/kvm_x86_emulate.h index b877bbd2d3a7..4e8c1e48d91d 100644 --- a/include/asm-x86/kvm_x86_emulate.h +++ b/include/asm-x86/kvm_x86_emulate.h @@ -124,7 +124,8 @@ struct decode_cache { u8 rex_prefix; struct operand src; struct operand dst; - unsigned long *override_base; + bool has_seg_override; + u8 seg_override; unsigned int d; unsigned long regs[NR_VCPU_REGS]; unsigned long eip; @@ -134,6 +135,7 @@ struct decode_cache { u8 modrm_reg; u8 modrm_rm; u8 use_modrm_ea; + bool rip_relative; unsigned long modrm_ea; void *modrm_ptr; unsigned long modrm_val; @@ -150,12 +152,7 @@ struct x86_emulate_ctxt { /* Emulated execution mode, represented by an X86EMUL_MODE value. */ int mode; - unsigned long cs_base; - unsigned long ds_base; - unsigned long es_base; - unsigned long ss_base; - unsigned long gs_base; - unsigned long fs_base; + u32 cs_base; /* decode cache */ diff --git a/include/linux/kvm.h b/include/linux/kvm.h index a281afeddfbb..0ea064cbfbc8 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -173,6 +173,30 @@ struct kvm_run { }; }; +/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ + +struct kvm_coalesced_mmio_zone { + __u64 addr; + __u32 size; + __u32 pad; +}; + +struct kvm_coalesced_mmio { + __u64 phys_addr; + __u32 len; + __u32 pad; + __u8 data[8]; +}; + +struct kvm_coalesced_mmio_ring { + __u32 first, last; + struct kvm_coalesced_mmio coalesced_mmio[0]; +}; + +#define KVM_COALESCED_MMIO_MAX \ + ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ + sizeof(struct kvm_coalesced_mmio)) + /* for KVM_TRANSLATE */ struct kvm_translation { /* in */ @@ -294,14 +318,14 @@ struct kvm_trace_rec { __u32 vcpu_id; union { struct { - __u32 cycle_lo, cycle_hi; + __u64 cycle_u64; __u32 extra_u32[KVM_TRC_EXTRA_MAX]; } cycle; struct { __u32 extra_u32[KVM_TRC_EXTRA_MAX]; } nocycle; } u; -}; +} __attribute__((packed)); #define KVMIO 0xAE @@ -346,6 +370,7 @@ struct kvm_trace_rec { #define KVM_CAP_NOP_IO_DELAY 12 #define KVM_CAP_PV_MMU 13 #define KVM_CAP_MP_STATE 14 +#define KVM_CAP_COALESCED_MMIO 15 /* * ioctls for VM fds @@ -371,6 +396,10 @@ struct kvm_trace_rec { #define KVM_CREATE_PIT _IO(KVMIO, 0x64) #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) +#define KVM_REGISTER_COALESCED_MMIO \ + _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) +#define KVM_UNREGISTER_COALESCED_MMIO \ + _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) /* * ioctls for vcpu fds diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index de9d1df4bba2..d220b4926c4a 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -52,7 +52,8 @@ struct kvm_io_bus { void kvm_io_bus_init(struct kvm_io_bus *bus); void kvm_io_bus_destroy(struct kvm_io_bus *bus); -struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus, gpa_t addr); +struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus, + gpa_t addr, int len, int is_write); void kvm_io_bus_register_dev(struct kvm_io_bus *bus, struct kvm_io_device *dev); @@ -116,6 +117,10 @@ struct kvm { struct kvm_vm_stat stat; struct kvm_arch arch; atomic_t users_count; +#ifdef KVM_COALESCED_MMIO_PAGE_OFFSET + struct kvm_coalesced_mmio_dev *coalesced_mmio_dev; + struct kvm_coalesced_mmio_ring *coalesced_mmio_ring; +#endif }; /* The guest did something we don't support. */ @@ -135,9 +140,6 @@ void kvm_vcpu_uninit(struct kvm_vcpu *vcpu); void vcpu_load(struct kvm_vcpu *vcpu); void vcpu_put(struct kvm_vcpu *vcpu); -void decache_vcpus_on_cpu(int cpu); - - int kvm_init(void *opaque, unsigned int vcpu_size, struct module *module); void kvm_exit(void); |