Piteball
/
android_kernel_samsung_msm8976
mirror of https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
1
1
Fork 0
Code Issues Projects Releases Wiki Activity

KVM: Portability: Introduce kvm_vcpu_arch 

Move all the architecture-specific fields in kvm_vcpu into a new struct
kvm_vcpu_arch.

Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com>
Acked-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Zhang Xiantao 2007-12-13 23:50:52 +08:00 committed by Avi Kivity
parent 682c59a3f3
commit ad312c7c79
10 changed files with 585 additions and 580 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/kvm/ioapic.c
View File

@ -158,7 +158,7 @@ static u32 ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
if (dest_mode == 0) { /* Physical mode. */
if (dest == 0xFF) { /* Broadcast. */
for (i = 0; i < KVM_MAX_VCPUS; ++i)
if (kvm->vcpus[i] && kvm->vcpus[i]->apic)
if (kvm->vcpus[i] && kvm->vcpus[i]->arch.apic)
mask |= 1 << i;
return mask;
}
@ -166,8 +166,8 @@ static u32 ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
vcpu = kvm->vcpus[i];
if (!vcpu)
continue;
if (kvm_apic_match_physical_addr(vcpu->apic, dest)) {
if (vcpu->apic)
if (kvm_apic_match_physical_addr(vcpu->arch.apic, dest)) {
if (vcpu->arch.apic)
mask = 1 << i;
break;
}
@ -177,8 +177,8 @@ static u32 ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
vcpu = kvm->vcpus[i];
if (!vcpu)
continue;
if (vcpu->apic &&
kvm_apic_match_logical_addr(vcpu->apic, dest))
if (vcpu->arch.apic &&
kvm_apic_match_logical_addr(vcpu->arch.apic, dest))
mask |= 1 << vcpu->vcpu_id;
}
ioapic_debug("mask %x\n", mask);

2
drivers/kvm/kvm_main.c
View File

@ -670,7 +670,7 @@ static int kvm_vcpu_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
if (vmf->pgoff == 0)
page = virt_to_page(vcpu->run);
else if (vmf->pgoff == KVM_PIO_PAGE_OFFSET)
page = virt_to_page(vcpu->pio_data);
page = virt_to_page(vcpu->arch.pio_data);
else
return VM_FAULT_SIGBUS;
get_page(page);

91
drivers/kvm/lapic.c
View File

@ -58,6 +58,7 @@
#define VEC_POS(v) ((v) & (32 - 1))
#define REG_POS(v) (((v) >> 5) << 4)
static inline u32 apic_get_reg(struct kvm_lapic *apic, int reg_off)
{
return *((u32 *) (apic->regs + reg_off));
@ -90,7 +91,7 @@ static inline void apic_clear_vector(int vec, void *bitmap)
static inline int apic_hw_enabled(struct kvm_lapic *apic)
{
return (apic)->vcpu->apic_base & MSR_IA32_APICBASE_ENABLE;
return (apic)->vcpu->arch.apic_base & MSR_IA32_APICBASE_ENABLE;
}
static inline int apic_sw_enabled(struct kvm_lapic *apic)
@ -174,7 +175,7 @@ static inline int apic_find_highest_irr(struct kvm_lapic *apic)
int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
int highest_irr;
if (!apic)
@ -187,7 +188,7 @@ EXPORT_SYMBOL_GPL(kvm_lapic_find_highest_irr);
int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (!apic_test_and_set_irr(vec, apic)) {
/* a new pending irq is set in IRR */
@ -272,7 +273,7 @@ static int apic_match_dest(struct kvm_vcpu *vcpu, struct kvm_lapic *source,
int short_hand, int dest, int dest_mode)
{
int result = 0;
struct kvm_lapic *target = vcpu->apic;
struct kvm_lapic *target = vcpu->arch.apic;
apic_debug("target %p, source %p, dest 0x%x, "
"dest_mode 0x%x, short_hand 0x%x",
@ -339,10 +340,10 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode,
} else
apic_clear_vector(vector, apic->regs + APIC_TMR);
if (vcpu->mp_state == VCPU_MP_STATE_RUNNABLE)
if (vcpu->arch.mp_state == VCPU_MP_STATE_RUNNABLE)
kvm_vcpu_kick(vcpu);
else if (vcpu->mp_state == VCPU_MP_STATE_HALTED) {
vcpu->mp_state = VCPU_MP_STATE_RUNNABLE;
else if (vcpu->arch.mp_state == VCPU_MP_STATE_HALTED) {
vcpu->arch.mp_state = VCPU_MP_STATE_RUNNABLE;
if (waitqueue_active(&vcpu->wq))
wake_up_interruptible(&vcpu->wq);
}
@ -363,11 +364,11 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode,
case APIC_DM_INIT:
if (level) {
if (vcpu->mp_state == VCPU_MP_STATE_RUNNABLE)
if (vcpu->arch.mp_state == VCPU_MP_STATE_RUNNABLE)
printk(KERN_DEBUG
"INIT on a runnable vcpu %d\n",
vcpu->vcpu_id);
vcpu->mp_state = VCPU_MP_STATE_INIT_RECEIVED;
vcpu->arch.mp_state = VCPU_MP_STATE_INIT_RECEIVED;
kvm_vcpu_kick(vcpu);
} else {
printk(KERN_DEBUG
@ -380,9 +381,9 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode,
case APIC_DM_STARTUP:
printk(KERN_DEBUG "SIPI to vcpu %d vector 0x%02x\n",
vcpu->vcpu_id, vector);
if (vcpu->mp_state == VCPU_MP_STATE_INIT_RECEIVED) {
vcpu->sipi_vector = vector;
vcpu->mp_state = VCPU_MP_STATE_SIPI_RECEIVED;
if (vcpu->arch.mp_state == VCPU_MP_STATE_INIT_RECEIVED) {
vcpu->arch.sipi_vector = vector;
vcpu->arch.mp_state = VCPU_MP_STATE_SIPI_RECEIVED;
if (waitqueue_active(&vcpu->wq))
wake_up_interruptible(&vcpu->wq);
}
@ -411,7 +412,7 @@ static struct kvm_lapic *kvm_apic_round_robin(struct kvm *kvm, u8 vector,
next = 0;
if (kvm->vcpus[next] == NULL || !test_bit(next, &bitmap))
continue;
apic = kvm->vcpus[next]->apic;
apic = kvm->vcpus[next]->arch.apic;
if (apic && apic_enabled(apic))
break;
apic = NULL;
@ -482,12 +483,12 @@ static void apic_send_ipi(struct kvm_lapic *apic)
if (!vcpu)
continue;
if (vcpu->apic &&
if (vcpu->arch.apic &&
apic_match_dest(vcpu, apic, short_hand, dest, dest_mode)) {
if (delivery_mode == APIC_DM_LOWEST)
set_bit(vcpu->vcpu_id, &lpr_map);
else
__apic_accept_irq(vcpu->apic, delivery_mode,
__apic_accept_irq(vcpu->arch.apic, delivery_mode,
vector, level, trig_mode);
}
}
@ -495,7 +496,7 @@ static void apic_send_ipi(struct kvm_lapic *apic)
if (delivery_mode == APIC_DM_LOWEST) {
target = kvm_get_lowest_prio_vcpu(vcpu->kvm, vector, lpr_map);
if (target != NULL)
__apic_accept_irq(target->apic, delivery_mode,
__apic_accept_irq(target->arch.apic, delivery_mode,
vector, level, trig_mode);
}
}
@ -772,15 +773,15 @@ static int apic_mmio_range(struct kvm_io_device *this, gpa_t addr)
void kvm_free_lapic(struct kvm_vcpu *vcpu)
{
if (!vcpu->apic)
if (!vcpu->arch.apic)
return;
hrtimer_cancel(&vcpu->apic->timer.dev);
hrtimer_cancel(&vcpu->arch.apic->timer.dev);
if (vcpu->apic->regs_page)
__free_page(vcpu->apic->regs_page);
if (vcpu->arch.apic->regs_page)
__free_page(vcpu->arch.apic->regs_page);
kfree(vcpu->apic);
kfree(vcpu->arch.apic);
}
/*
@ -791,7 +792,7 @@ void kvm_free_lapic(struct kvm_vcpu *vcpu)
void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (!apic)
return;
@ -800,7 +801,7 @@ void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8)
u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
u64 tpr;
if (!apic)
@ -813,29 +814,29 @@ EXPORT_SYMBOL_GPL(kvm_lapic_get_cr8);
void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (!apic) {
value |= MSR_IA32_APICBASE_BSP;
vcpu->apic_base = value;
vcpu->arch.apic_base = value;
return;
}
if (apic->vcpu->vcpu_id)
value &= ~MSR_IA32_APICBASE_BSP;
vcpu->apic_base = value;
apic->base_address = apic->vcpu->apic_base &
vcpu->arch.apic_base = value;
apic->base_address = apic->vcpu->arch.apic_base &
MSR_IA32_APICBASE_BASE;
/* with FSB delivery interrupt, we can restart APIC functionality */
apic_debug("apic base msr is 0x%016" PRIx64 ", and base address is "
"0x%lx.\n", apic->vcpu->apic_base, apic->base_address);
"0x%lx.\n", apic->vcpu->arch.apic_base, apic->base_address);
}
u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu)
{
return vcpu->apic_base;
return vcpu->arch.apic_base;
}
EXPORT_SYMBOL_GPL(kvm_lapic_get_base);
@ -847,7 +848,7 @@ void kvm_lapic_reset(struct kvm_vcpu *vcpu)
apic_debug("%s\n", __FUNCTION__);
ASSERT(vcpu);
apic = vcpu->apic;
apic = vcpu->arch.apic;
ASSERT(apic != NULL);
/* Stop the timer in case it's a reset to an active apic */
@ -878,19 +879,19 @@ void kvm_lapic_reset(struct kvm_vcpu *vcpu)
update_divide_count(apic);
atomic_set(&apic->timer.pending, 0);
if (vcpu->vcpu_id == 0)
vcpu->apic_base |= MSR_IA32_APICBASE_BSP;
vcpu->arch.apic_base |= MSR_IA32_APICBASE_BSP;
apic_update_ppr(apic);
apic_debug(KERN_INFO "%s: vcpu=%p, id=%d, base_msr="
"0x%016" PRIx64 ", base_address=0x%0lx.\n", __FUNCTION__,
vcpu, kvm_apic_id(apic),
vcpu->apic_base, apic->base_address);
vcpu->arch.apic_base, apic->base_address);
}
EXPORT_SYMBOL_GPL(kvm_lapic_reset);
int kvm_lapic_enabled(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
int ret = 0;
if (!apic)
@ -915,7 +916,7 @@ static int __apic_timer_fn(struct kvm_lapic *apic)
atomic_inc(&apic->timer.pending);
if (waitqueue_active(q)) {
apic->vcpu->mp_state = VCPU_MP_STATE_RUNNABLE;
apic->vcpu->arch.mp_state = VCPU_MP_STATE_RUNNABLE;
wake_up_interruptible(q);
}
if (apic_lvtt_period(apic)) {
@ -961,7 +962,7 @@ int kvm_create_lapic(struct kvm_vcpu *vcpu)
if (!apic)
goto nomem;
vcpu->apic = apic;
vcpu->arch.apic = apic;
apic->regs_page = alloc_page(GFP_KERNEL);
if (apic->regs_page == NULL) {
@ -976,7 +977,7 @@ int kvm_create_lapic(struct kvm_vcpu *vcpu)
hrtimer_init(&apic->timer.dev, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
apic->timer.dev.function = apic_timer_fn;
apic->base_address = APIC_DEFAULT_PHYS_BASE;
vcpu->apic_base = APIC_DEFAULT_PHYS_BASE;
vcpu->arch.apic_base = APIC_DEFAULT_PHYS_BASE;
kvm_lapic_reset(vcpu);
apic->dev.read = apic_mmio_read;
@ -994,7 +995,7 @@ EXPORT_SYMBOL_GPL(kvm_create_lapic);
int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
int highest_irr;
if (!apic || !apic_enabled(apic))
@ -1010,11 +1011,11 @@ int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu)
int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu)
{
u32 lvt0 = apic_get_reg(vcpu->apic, APIC_LVT0);
u32 lvt0 = apic_get_reg(vcpu->arch.apic, APIC_LVT0);
int r = 0;
if (vcpu->vcpu_id == 0) {
if (!apic_hw_enabled(vcpu->apic))
if (!apic_hw_enabled(vcpu->arch.apic))
r = 1;
if ((lvt0 & APIC_LVT_MASKED) == 0 &&
GET_APIC_DELIVERY_MODE(lvt0) == APIC_MODE_EXTINT)
@ -1025,7 +1026,7 @@ int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu)
void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (apic && apic_lvt_enabled(apic, APIC_LVTT) &&
atomic_read(&apic->timer.pending) > 0) {
@ -1036,7 +1037,7 @@ void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (apic && apic_lvt_vector(apic, APIC_LVTT) == vec)
apic->timer.last_update = ktime_add_ns(
@ -1047,7 +1048,7 @@ void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec)
int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu)
{
int vector = kvm_apic_has_interrupt(vcpu);
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
if (vector == -1)
return -1;
@ -1060,9 +1061,9 @@ int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu)
void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
apic->base_address = vcpu->apic_base &
apic->base_address = vcpu->arch.apic_base &
MSR_IA32_APICBASE_BASE;
apic_set_reg(apic, APIC_LVR, APIC_VERSION);
apic_update_ppr(apic);
@ -1073,7 +1074,7 @@ void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu)
void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->apic;
struct kvm_lapic *apic = vcpu->arch.apic;
struct hrtimer *timer;
if (!apic)

142
drivers/kvm/mmu.c
View File

@ -180,7 +180,7 @@ EXPORT_SYMBOL_GPL(kvm_mmu_set_nonpresent_ptes);
static int is_write_protection(struct kvm_vcpu *vcpu)
{
return vcpu->cr0 & X86_CR0_WP;
return vcpu->arch.cr0 & X86_CR0_WP;
}
static int is_cpuid_PSE36(void)
@ -190,7 +190,7 @@ static int is_cpuid_PSE36(void)
static int is_nx(struct kvm_vcpu *vcpu)
{
return vcpu->shadow_efer & EFER_NX;
return vcpu->arch.shadow_efer & EFER_NX;
}
static int is_present_pte(unsigned long pte)
@ -292,18 +292,18 @@ static int mmu_topup_memory_caches(struct kvm_vcpu *vcpu)
int r;
kvm_mmu_free_some_pages(vcpu);
r = mmu_topup_memory_cache(&vcpu->mmu_pte_chain_cache,
r = mmu_topup_memory_cache(&vcpu->arch.mmu_pte_chain_cache,
pte_chain_cache, 4);
if (r)
goto out;
r = mmu_topup_memory_cache(&vcpu->mmu_rmap_desc_cache,
r = mmu_topup_memory_cache(&vcpu->arch.mmu_rmap_desc_cache,
rmap_desc_cache, 1);
if (r)
goto out;
r = mmu_topup_memory_cache_page(&vcpu->mmu_page_cache, 8);
r = mmu_topup_memory_cache_page(&vcpu->arch.mmu_page_cache, 8);
if (r)
goto out;
r = mmu_topup_memory_cache(&vcpu->mmu_page_header_cache,
r = mmu_topup_memory_cache(&vcpu->arch.mmu_page_header_cache,
mmu_page_header_cache, 4);
out:
return r;
@ -311,10 +311,10 @@ out:
static void mmu_free_memory_caches(struct kvm_vcpu *vcpu)
{
mmu_free_memory_cache(&vcpu->mmu_pte_chain_cache);
mmu_free_memory_cache(&vcpu->mmu_rmap_desc_cache);
mmu_free_memory_cache_page(&vcpu->mmu_page_cache);
mmu_free_memory_cache(&vcpu->mmu_page_header_cache);
mmu_free_memory_cache(&vcpu->arch.mmu_pte_chain_cache);
mmu_free_memory_cache(&vcpu->arch.mmu_rmap_desc_cache);
mmu_free_memory_cache_page(&vcpu->arch.mmu_page_cache);
mmu_free_memory_cache(&vcpu->arch.mmu_page_header_cache);
}
static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc,
@ -330,7 +330,7 @@ static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc,
static struct kvm_pte_chain *mmu_alloc_pte_chain(struct kvm_vcpu *vcpu)
{
return mmu_memory_cache_alloc(&vcpu->mmu_pte_chain_cache,
return mmu_memory_cache_alloc(&vcpu->arch.mmu_pte_chain_cache,
sizeof(struct kvm_pte_chain));
}
@ -341,7 +341,7 @@ static void mmu_free_pte_chain(struct kvm_pte_chain *pc)
static struct kvm_rmap_desc *mmu_alloc_rmap_desc(struct kvm_vcpu *vcpu)
{
return mmu_memory_cache_alloc(&vcpu->mmu_rmap_desc_cache,
return mmu_memory_cache_alloc(&vcpu->arch.mmu_rmap_desc_cache,
sizeof(struct kvm_rmap_desc));
}
@ -568,9 +568,9 @@ static struct kvm_mmu_page *kvm_mmu_alloc_page(struct kvm_vcpu *vcpu,
if (!vcpu->kvm->n_free_mmu_pages)
return NULL;
sp = mmu_memory_cache_alloc(&vcpu->mmu_page_header_cache, sizeof *sp);
sp->spt = mmu_memory_cache_alloc(&vcpu->mmu_page_cache, PAGE_SIZE);
sp->gfns = mmu_memory_cache_alloc(&vcpu->mmu_page_cache, PAGE_SIZE);
sp = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_header_cache, sizeof *sp);
sp->spt = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache, PAGE_SIZE);
sp->gfns = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache, PAGE_SIZE);
set_page_private(virt_to_page(sp->spt), (unsigned long)sp);
list_add(&sp->link, &vcpu->kvm->active_mmu_pages);
ASSERT(is_empty_shadow_page(sp->spt));
@ -692,11 +692,11 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
struct hlist_node *node;
role.word = 0;
role.glevels = vcpu->mmu.root_level;
role.glevels = vcpu->arch.mmu.root_level;
role.level = level;
role.metaphysical = metaphysical;
role.access = access;
if (vcpu->mmu.root_level <= PT32_ROOT_LEVEL) {
if (vcpu->arch.mmu.root_level <= PT32_ROOT_LEVEL) {
quadrant = gaddr >> (PAGE_SHIFT + (PT64_PT_BITS * level));
quadrant &= (1 << ((PT32_PT_BITS - PT64_PT_BITS) * level)) - 1;
role.quadrant = quadrant;
@ -718,7 +718,7 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
sp->gfn = gfn;
sp->role = role;
hlist_add_head(&sp->hash_link, bucket);
vcpu->mmu.prefetch_page(vcpu, sp);
vcpu->arch.mmu.prefetch_page(vcpu, sp);
if (!metaphysical)
rmap_write_protect(vcpu->kvm, gfn);
if (new_page)
@ -768,7 +768,7 @@ static void kvm_mmu_reset_last_pte_updated(struct kvm *kvm)
for (i = 0; i < KVM_MAX_VCPUS; ++i)
if (kvm->vcpus[i])
kvm->vcpus[i]->last_pte_updated = NULL;
kvm->vcpus[i]->arch.last_pte_updated = NULL;
}
static void kvm_mmu_zap_page(struct kvm *kvm, struct kvm_mmu_page *sp)
@ -875,7 +875,7 @@ static void page_header_update_slot(struct kvm *kvm, void *pte, gfn_t gfn)
struct page *gva_to_page(struct kvm_vcpu *vcpu, gva_t gva)
{
gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, gva);
gpa_t gpa = vcpu->arch.mmu.gva_to_gpa(vcpu, gva);
if (gpa == UNMAPPED_GVA)
return NULL;
@ -962,7 +962,7 @@ unshadowed:
else
kvm_release_page_clean(page);
if (!ptwrite || !*ptwrite)
vcpu->last_pte_updated = shadow_pte;
vcpu->arch.last_pte_updated = shadow_pte;
}
static void nonpaging_new_cr3(struct kvm_vcpu *vcpu)
@ -972,7 +972,7 @@ static void nonpaging_new_cr3(struct kvm_vcpu *vcpu)
static int nonpaging_map(struct kvm_vcpu *vcpu, gva_t v, int write, gfn_t gfn)
{
int level = PT32E_ROOT_LEVEL;
hpa_t table_addr = vcpu->mmu.root_hpa;
hpa_t table_addr = vcpu->arch.mmu.root_hpa;
int pt_write = 0;
for (; ; level--) {
@ -1024,29 +1024,29 @@ static void mmu_free_roots(struct kvm_vcpu *vcpu)
int i;
struct kvm_mmu_page *sp;
if (!VALID_PAGE(vcpu->mmu.root_hpa))
if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
return;
#ifdef CONFIG_X86_64
if (vcpu->mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->mmu.root_hpa;
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
sp = page_header(root);
--sp->root_count;
vcpu->mmu.root_hpa = INVALID_PAGE;
vcpu->arch.mmu.root_hpa = INVALID_PAGE;
return;
}
#endif
for (i = 0; i < 4; ++i) {
hpa_t root = vcpu->mmu.pae_root[i];
hpa_t root = vcpu->arch.mmu.pae_root[i];
if (root) {
root &= PT64_BASE_ADDR_MASK;
sp = page_header(root);
--sp->root_count;
}
vcpu->mmu.pae_root[i] = INVALID_PAGE;
vcpu->arch.mmu.pae_root[i] = INVALID_PAGE;
}
vcpu->mmu.root_hpa = INVALID_PAGE;
vcpu->arch.mmu.root_hpa = INVALID_PAGE;
}
static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
@ -1055,41 +1055,41 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
gfn_t root_gfn;
struct kvm_mmu_page *sp;
root_gfn = vcpu->cr3 >> PAGE_SHIFT;
root_gfn = vcpu->arch.cr3 >> PAGE_SHIFT;
#ifdef CONFIG_X86_64
if (vcpu->mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->mmu.root_hpa;
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
ASSERT(!VALID_PAGE(root));
sp = kvm_mmu_get_page(vcpu, root_gfn, 0,
PT64_ROOT_LEVEL, 0, ACC_ALL, NULL, NULL);
root = __pa(sp->spt);
++sp->root_count;
vcpu->mmu.root_hpa = root;
vcpu->arch.mmu.root_hpa = root;
return;
}
#endif
for (i = 0; i < 4; ++i) {
hpa_t root = vcpu->mmu.pae_root[i];
hpa_t root = vcpu->arch.mmu.pae_root[i];
ASSERT(!VALID_PAGE(root));
if (vcpu->mmu.root_level == PT32E_ROOT_LEVEL) {
if (!is_present_pte(vcpu->pdptrs[i])) {
vcpu->mmu.pae_root[i] = 0;
if (vcpu->arch.mmu.root_level == PT32E_ROOT_LEVEL) {
if (!is_present_pte(vcpu->arch.pdptrs[i])) {
vcpu->arch.mmu.pae_root[i] = 0;
continue;
}
root_gfn = vcpu->pdptrs[i] >> PAGE_SHIFT;
} else if (vcpu->mmu.root_level == 0)
root_gfn = vcpu->arch.pdptrs[i] >> PAGE_SHIFT;
} else if (vcpu->arch.mmu.root_level == 0)
root_gfn = 0;
sp = kvm_mmu_get_page(vcpu, root_gfn, i << 30,
PT32_ROOT_LEVEL, !is_paging(vcpu),
ACC_ALL, NULL, NULL);
root = __pa(sp->spt);
++sp->root_count;
vcpu->mmu.pae_root[i] = root | PT_PRESENT_MASK;
vcpu->arch.mmu.pae_root[i] = root | PT_PRESENT_MASK;
}
vcpu->mmu.root_hpa = __pa(vcpu->mmu.pae_root);
vcpu->arch.mmu.root_hpa = __pa(vcpu->arch.mmu.pae_root);
}
static gpa_t nonpaging_gva_to_gpa(struct kvm_vcpu *vcpu, gva_t vaddr)
@ -1109,7 +1109,7 @@ static int nonpaging_page_fault(struct kvm_vcpu *vcpu, gva_t gva,
return r;
ASSERT(vcpu);
ASSERT(VALID_PAGE(vcpu->mmu.root_hpa));
ASSERT(VALID_PAGE(vcpu->arch.mmu.root_hpa));
gfn = gva >> PAGE_SHIFT;
@ -1124,7 +1124,7 @@ static void nonpaging_free(struct kvm_vcpu *vcpu)
static int nonpaging_init_context(struct kvm_vcpu *vcpu)
{
struct kvm_mmu *context = &vcpu->mmu;
struct kvm_mmu *context = &vcpu->arch.mmu;
context->new_cr3 = nonpaging_new_cr3;
context->page_fault = nonpaging_page_fault;
@ -1171,7 +1171,7 @@ static void paging_free(struct kvm_vcpu *vcpu)
static int paging64_init_context_common(struct kvm_vcpu *vcpu, int level)
{
struct kvm_mmu *context = &vcpu->mmu;
struct kvm_mmu *context = &vcpu->arch.mmu;
ASSERT(is_pae(vcpu));
context->new_cr3 = paging_new_cr3;
@ -1192,7 +1192,7 @@ static int paging64_init_context(struct kvm_vcpu *vcpu)
static int paging32_init_context(struct kvm_vcpu *vcpu)
{
struct kvm_mmu *context = &vcpu->mmu;
struct kvm_mmu *context = &vcpu->arch.mmu;
context->new_cr3 = paging_new_cr3;
context->page_fault = paging32_page_fault;
@ -1213,7 +1213,7 @@ static int paging32E_init_context(struct kvm_vcpu *vcpu)
static int init_kvm_mmu(struct kvm_vcpu *vcpu)
{
ASSERT(vcpu);
ASSERT(!VALID_PAGE(vcpu->mmu.root_hpa));
ASSERT(!VALID_PAGE(vcpu->arch.mmu.root_hpa));
if (!is_paging(vcpu))
return nonpaging_init_context(vcpu);
@ -1228,9 +1228,9 @@ static int init_kvm_mmu(struct kvm_vcpu *vcpu)
static void destroy_kvm_mmu(struct kvm_vcpu *vcpu)
{
ASSERT(vcpu);
if (VALID_PAGE(vcpu->mmu.root_hpa)) {
vcpu->mmu.free(vcpu);
vcpu->mmu.root_hpa = INVALID_PAGE;
if (VALID_PAGE(vcpu->arch.mmu.root_hpa)) {
vcpu->arch.mmu.free(vcpu);
vcpu->arch.mmu.root_hpa = INVALID_PAGE;
}
}
@ -1250,7 +1250,7 @@ int kvm_mmu_load(struct kvm_vcpu *vcpu)
if (r)
goto out;
mmu_alloc_roots(vcpu);
kvm_x86_ops->set_cr3(vcpu, vcpu->mmu.root_hpa);
kvm_x86_ops->set_cr3(vcpu, vcpu->arch.mmu.root_hpa);
kvm_mmu_flush_tlb(vcpu);
out:
mutex_unlock(&vcpu->kvm->lock);
@ -1323,7 +1323,7 @@ static void mmu_pte_write_flush_tlb(struct kvm_vcpu *vcpu, u64 old, u64 new)
static bool last_updated_pte_accessed(struct kvm_vcpu *vcpu)
{
u64 *spte = vcpu->last_pte_updated;
u64 *spte = vcpu->arch.last_pte_updated;
return !!(spte && (*spte & PT_ACCESSED_MASK));
}
@ -1350,15 +1350,15 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
pgprintk("%s: gpa %llx bytes %d\n", __FUNCTION__, gpa, bytes);
++vcpu->kvm->stat.mmu_pte_write;
kvm_mmu_audit(vcpu, "pre pte write");
if (gfn == vcpu->last_pt_write_gfn
if (gfn == vcpu->arch.last_pt_write_gfn
&& !last_updated_pte_accessed(vcpu)) {
++vcpu->last_pt_write_count;
if (vcpu->last_pt_write_count >= 3)
++vcpu->arch.last_pt_write_count;
if (vcpu->arch.last_pt_write_count >= 3)
flooded = 1;
} else {
vcpu->last_pt_write_gfn = gfn;
vcpu->last_pt_write_count = 1;
vcpu->last_pte_updated = NULL;
vcpu->arch.last_pt_write_gfn = gfn;
vcpu->arch.last_pt_write_count = 1;
vcpu->arch.last_pte_updated = NULL;
}
index = kvm_page_table_hashfn(gfn) % KVM_NUM_MMU_PAGES;
bucket = &vcpu->kvm->mmu_page_hash[index];
@ -1420,7 +1420,7 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva)
{
gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, gva);
gpa_t gpa = vcpu->arch.mmu.gva_to_gpa(vcpu, gva);
return kvm_mmu_unprotect_page(vcpu->kvm, gpa >> PAGE_SHIFT);
}
@ -1443,7 +1443,7 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t cr2, u32 error_code)
enum emulation_result er;
mutex_lock(&vcpu->kvm->lock);
r = vcpu->mmu.page_fault(vcpu, cr2, error_code);
r = vcpu->arch.mmu.page_fault(vcpu, cr2, error_code);
if (r < 0)
goto out;
@ -1486,7 +1486,7 @@ static void free_mmu_pages(struct kvm_vcpu *vcpu)
struct kvm_mmu_page, link);
kvm_mmu_zap_page(vcpu->kvm, sp);
}
free_page((unsigned long)vcpu->mmu.pae_root);
free_page((unsigned long)vcpu->arch.mmu.pae_root);
}
static int alloc_mmu_pages(struct kvm_vcpu *vcpu)
@ -1508,9 +1508,9 @@ static int alloc_mmu_pages(struct kvm_vcpu *vcpu)
page = alloc_page(GFP_KERNEL | __GFP_DMA32);
if (!page)
goto error_1;
vcpu->mmu.pae_root = page_address(page);
vcpu->arch.mmu.pae_root = page_address(page);
for (i = 0; i < 4; ++i)
vcpu->mmu.pae_root[i] = INVALID_PAGE;
vcpu->arch.mmu.pae_root[i] = INVALID_PAGE;
return 0;
@ -1522,7 +1522,7 @@ error_1:
int kvm_mmu_create(struct kvm_vcpu *vcpu)
{
ASSERT(vcpu);
ASSERT(!VALID_PAGE(vcpu->mmu.root_hpa));
ASSERT(!VALID_PAGE(vcpu->arch.mmu.root_hpa));
return alloc_mmu_pages(vcpu);
}
@ -1530,7 +1530,7 @@ int kvm_mmu_create(struct kvm_vcpu *vcpu)
int kvm_mmu_setup(struct kvm_vcpu *vcpu)
{
ASSERT(vcpu);
ASSERT(!VALID_PAGE(vcpu->mmu.root_hpa));
ASSERT(!VALID_PAGE(vcpu->arch.mmu.root_hpa));
return init_kvm_mmu(vcpu);
}
@ -1659,11 +1659,11 @@ static void audit_mappings_page(struct kvm_vcpu *vcpu, u64 page_pte,
printk(KERN_ERR "audit: (%s) nontrapping pte"
" in nonleaf level: levels %d gva %lx"
" level %d pte %llx\n", audit_msg,
vcpu->mmu.root_level, va, level, ent);
vcpu->arch.mmu.root_level, va, level, ent);
audit_mappings_page(vcpu, ent, va, level - 1);
} else {
gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, va);
gpa_t gpa = vcpu->arch.mmu.gva_to_gpa(vcpu, va);
struct page *page = gpa_to_page(vcpu, gpa);
hpa_t hpa = page_to_phys(page);
@ -1671,7 +1671,7 @@ static void audit_mappings_page(struct kvm_vcpu *vcpu, u64 page_pte,
&& (ent & PT64_BASE_ADDR_MASK) != hpa)
printk(KERN_ERR "xx audit error: (%s) levels %d"
" gva %lx gpa %llx hpa %llx ent %llx %d\n",
audit_msg, vcpu->mmu.root_level,
audit_msg, vcpu->arch.mmu.root_level,
va, gpa, hpa, ent,
is_shadow_present_pte(ent));
else if (ent == shadow_notrap_nonpresent_pte
@ -1688,13 +1688,13 @@ static void audit_mappings(struct kvm_vcpu *vcpu)
{
unsigned i;
if (vcpu->mmu.root_level == 4)
audit_mappings_page(vcpu, vcpu->mmu.root_hpa, 0, 4);
if (vcpu->arch.mmu.root_level == 4)
audit_mappings_page(vcpu, vcpu->arch.mmu.root_hpa, 0, 4);
else
for (i = 0; i < 4; ++i)
if (vcpu->mmu.pae_root[i] & PT_PRESENT_MASK)
if (vcpu->arch.mmu.pae_root[i] & PT_PRESENT_MASK)
audit_mappings_page(vcpu,
vcpu->mmu.pae_root[i],
vcpu->arch.mmu.pae_root[i],
i << 30,
2);
}

16
drivers/kvm/paging_tmpl.h
View File

@ -129,11 +129,11 @@ static int FNAME(walk_addr)(struct guest_walker *walker,
pgprintk("%s: addr %lx\n", __FUNCTION__, addr);
walk:
walker->level = vcpu->mmu.root_level;
pte = vcpu->cr3;
walker->level = vcpu->arch.mmu.root_level;
pte = vcpu->arch.cr3;
#if PTTYPE == 64
if (!is_long_mode(vcpu)) {
pte = vcpu->pdptrs[(addr >> 30) & 3];
pte = vcpu->arch.pdptrs[(addr >> 30) & 3];
if (!is_present_pte(pte))
goto not_present;
--walker->level;
@ -275,10 +275,10 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
if (!is_present_pte(walker->ptes[walker->level - 1]))
return NULL;
shadow_addr = vcpu->mmu.root_hpa;
level = vcpu->mmu.shadow_root_level;
shadow_addr = vcpu->arch.mmu.root_hpa;
level = vcpu->arch.mmu.shadow_root_level;
if (level == PT32E_ROOT_LEVEL) {
shadow_addr = vcpu->mmu.pae_root[(addr >> 30) & 3];
shadow_addr = vcpu->arch.mmu.pae_root[(addr >> 30) & 3];
shadow_addr &= PT64_BASE_ADDR_MASK;
--level;
}
@ -380,7 +380,7 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
if (!r) {
pgprintk("%s: guest page fault\n", __FUNCTION__);
inject_page_fault(vcpu, addr, walker.error_code);
vcpu->last_pt_write_count = 0; /* reset fork detector */
vcpu->arch.last_pt_write_count = 0; /* reset fork detector */
return 0;
}
@ -390,7 +390,7 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
shadow_pte, *shadow_pte, write_pt);
if (!write_pt)
vcpu->last_pt_write_count = 0; /* reset fork detector */
vcpu->arch.last_pt_write_count = 0; /* reset fork detector */
/*
* mmio: emulate if accessible, otherwise its a guest fault.

122
drivers/kvm/svm.c
View File

@ -99,20 +99,20 @@ static inline u32 svm_has(u32 feat)
static inline u8 pop_irq(struct kvm_vcpu *vcpu)
{
int word_index = __ffs(vcpu->irq_summary);
int bit_index = __ffs(vcpu->irq_pending[word_index]);
int word_index = __ffs(vcpu->arch.irq_summary);
int bit_index = __ffs(vcpu->arch.irq_pending[word_index]);
int irq = word_index * BITS_PER_LONG + bit_index;
clear_bit(bit_index, &vcpu->irq_pending[word_index]);
if (!vcpu->irq_pending[word_index])
clear_bit(word_index, &vcpu->irq_summary);
clear_bit(bit_index, &vcpu->arch.irq_pending[word_index]);
if (!vcpu->arch.irq_pending[word_index])
clear_bit(word_index, &vcpu->arch.irq_summary);
return irq;
}
static inline void push_irq(struct kvm_vcpu *vcpu, u8 irq)
{
set_bit(irq, vcpu->irq_pending);
set_bit(irq / BITS_PER_LONG, &vcpu->irq_summary);
set_bit(irq, vcpu->arch.irq_pending);
set_bit(irq / BITS_PER_LONG, &vcpu->arch.irq_summary);
}
static inline void clgi(void)
@ -185,7 +185,7 @@ static void svm_set_efer(struct kvm_vcpu *vcpu, u64 efer)
efer &= ~EFER_LME;
to_svm(vcpu)->vmcb->save.efer = efer | MSR_EFER_SVME_MASK;
vcpu->shadow_efer = efer;
vcpu->arch.shadow_efer = efer;
}
static void svm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr,
@ -227,10 +227,10 @@ static void skip_emulated_instruction(struct kvm_vcpu *vcpu)
svm->vmcb->save.rip,
svm->next_rip);
vcpu->rip = svm->vmcb->save.rip = svm->next_rip;
vcpu->arch.rip = svm->vmcb->save.rip = svm->next_rip;
svm->vmcb->control.int_state &= ~SVM_INTERRUPT_SHADOW_MASK;
vcpu->interrupt_window_open = 1;
vcpu->arch.interrupt_window_open = 1;
}
static int has_svm(void)
@ -559,8 +559,8 @@ static int svm_vcpu_reset(struct kvm_vcpu *vcpu)
if (vcpu->vcpu_id != 0) {
svm->vmcb->save.rip = 0;
svm->vmcb->save.cs.base = svm->vcpu.sipi_vector << 12;
svm->vmcb->save.cs.selector = svm->vcpu.sipi_vector << 8;
svm->vmcb->save.cs.base = svm->vcpu.arch.sipi_vector << 12;
svm->vmcb->save.cs.selector = svm->vcpu.arch.sipi_vector << 8;
}
return 0;
@ -597,9 +597,9 @@ static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id)
fx_init(&svm->vcpu);
svm->vcpu.fpu_active = 1;
svm->vcpu.apic_base = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
svm->vcpu.arch.apic_base = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
if (svm->vcpu.vcpu_id == 0)
svm->vcpu.apic_base |= MSR_IA32_APICBASE_BSP;
svm->vcpu.arch.apic_base |= MSR_IA32_APICBASE_BSP;
return &svm->vcpu;
@ -633,7 +633,7 @@ static void svm_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
* increasing TSC.
*/
rdtscll(tsc_this);
delta = vcpu->host_tsc - tsc_this;
delta = vcpu->arch.host_tsc - tsc_this;
svm->vmcb->control.tsc_offset += delta;
vcpu->cpu = cpu;
kvm_migrate_apic_timer(vcpu);
@ -652,7 +652,7 @@ static void svm_vcpu_put(struct kvm_vcpu *vcpu)
for (i = 0; i < NR_HOST_SAVE_USER_MSRS; i++)
wrmsrl(host_save_user_msrs[i], svm->host_user_msrs[i]);
rdtscll(vcpu->host_tsc);
rdtscll(vcpu->arch.host_tsc);
}
static void svm_vcpu_decache(struct kvm_vcpu *vcpu)
@ -663,17 +663,17 @@ static void svm_cache_regs(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
vcpu->regs[VCPU_REGS_RAX] = svm->vmcb->save.rax;
vcpu->regs[VCPU_REGS_RSP] = svm->vmcb->save.rsp;
vcpu->rip = svm->vmcb->save.rip;
vcpu->arch.regs[VCPU_REGS_RAX] = svm->vmcb->save.rax;
vcpu->arch.regs[VCPU_REGS_RSP] = svm->vmcb->save.rsp;
vcpu->arch.rip = svm->vmcb->save.rip;
}
static void svm_decache_regs(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
svm->vmcb->save.rax = vcpu->regs[VCPU_REGS_RAX];
svm->vmcb->save.rsp = vcpu->regs[VCPU_REGS_RSP];
svm->vmcb->save.rip = vcpu->rip;
svm->vmcb->save.rax = vcpu->arch.regs[VCPU_REGS_RAX];
svm->vmcb->save.rsp = vcpu->arch.regs[VCPU_REGS_RSP];
svm->vmcb->save.rip = vcpu->arch.rip;
}
static unsigned long svm_get_rflags(struct kvm_vcpu *vcpu)
@ -771,24 +771,24 @@ static void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
struct vcpu_svm *svm = to_svm(vcpu);
#ifdef CONFIG_X86_64
if (vcpu->shadow_efer & EFER_LME) {
if (vcpu->arch.shadow_efer & EFER_LME) {
if (!is_paging(vcpu) && (cr0 & X86_CR0_PG)) {
vcpu->shadow_efer |= EFER_LMA;
vcpu->arch.shadow_efer |= EFER_LMA;
svm->vmcb->save.efer |= EFER_LMA | EFER_LME;
}
if (is_paging(vcpu) && !(cr0 & X86_CR0_PG)) {
vcpu->shadow_efer &= ~EFER_LMA;
vcpu->arch.shadow_efer &= ~EFER_LMA;
svm->vmcb->save.efer &= ~(EFER_LMA | EFER_LME);
}
}
#endif
if ((vcpu->cr0 & X86_CR0_TS) && !(cr0 & X86_CR0_TS)) {
if ((vcpu->arch.cr0 & X86_CR0_TS) && !(cr0 & X86_CR0_TS)) {
svm->vmcb->control.intercept_exceptions &= ~(1 << NM_VECTOR);
vcpu->fpu_active = 1;
}
vcpu->cr0 = cr0;
vcpu->arch.cr0 = cr0;
cr0 |= X86_CR0_PG | X86_CR0_WP;
cr0 &= ~(X86_CR0_CD | X86_CR0_NW);
svm->vmcb->save.cr0 = cr0;
@ -796,7 +796,7 @@ static void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
static void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
vcpu->cr4 = cr4;
vcpu->arch.cr4 = cr4;
to_svm(vcpu)->vmcb->save.cr4 = cr4 | X86_CR4_PAE;
}
@ -901,7 +901,7 @@ static void svm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long value,
svm->db_regs[dr] = value;
return;
case 4 ... 5:
if (vcpu->cr4 & X86_CR4_DE) {
if (vcpu->arch.cr4 & X86_CR4_DE) {
*exception = UD_VECTOR;
return;
}
@ -950,7 +950,7 @@ static int ud_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
static int nm_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
{
svm->vmcb->control.intercept_exceptions &= ~(1 << NM_VECTOR);
if (!(svm->vcpu.cr0 & X86_CR0_TS))
if (!(svm->vcpu.arch.cr0 & X86_CR0_TS))
svm->vmcb->save.cr0 &= ~X86_CR0_TS;
svm->vcpu.fpu_active = 1;
@ -1103,14 +1103,14 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 *data)
static int rdmsr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
{
u32 ecx = svm->vcpu.regs[VCPU_REGS_RCX];
u32 ecx = svm->vcpu.arch.regs[VCPU_REGS_RCX];
u64 data;
if (svm_get_msr(&svm->vcpu, ecx, &data))
kvm_inject_gp(&svm->vcpu, 0);
else {
svm->vmcb->save.rax = data & 0xffffffff;
svm->vcpu.regs[VCPU_REGS_RDX] = data >> 32;
svm->vcpu.arch.regs[VCPU_REGS_RDX] = data >> 32;
svm->next_rip = svm->vmcb->save.rip + 2;
skip_emulated_instruction(&svm->vcpu);
}
@ -1176,9 +1176,9 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data)
static int wrmsr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
{
u32 ecx = svm->vcpu.regs[VCPU_REGS_RCX];
u32 ecx = svm->vcpu.arch.regs[VCPU_REGS_RCX];
u64 data = (svm->vmcb->save.rax & -1u)
| ((u64)(svm->vcpu.regs[VCPU_REGS_RDX] & -1u) << 32);
| ((u64)(svm->vcpu.arch.regs[VCPU_REGS_RDX] & -1u) << 32);
svm->next_rip = svm->vmcb->save.rip + 2;
if (svm_set_msr(&svm->vcpu, ecx, data))
kvm_inject_gp(&svm->vcpu, 0);
@ -1205,7 +1205,7 @@ static int interrupt_window_interception(struct vcpu_svm *svm,
* possible
*/
if (kvm_run->request_interrupt_window &&
!svm->vcpu.irq_summary) {
!svm->vcpu.arch.irq_summary) {
++svm->vcpu.stat.irq_window_exits;
kvm_run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN;
return 0;
@ -1382,20 +1382,20 @@ static void kvm_reput_irq(struct vcpu_svm *svm)
push_irq(&svm->vcpu, control->int_vector);
}
svm->vcpu.interrupt_window_open =
svm->vcpu.arch.interrupt_window_open =
!(control->int_state & SVM_INTERRUPT_SHADOW_MASK);
}
static void svm_do_inject_vector(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
int word_index = __ffs(vcpu->irq_summary);
int bit_index = __ffs(vcpu->irq_pending[word_index]);
int word_index = __ffs(vcpu->arch.irq_summary);
int bit_index = __ffs(vcpu->arch.irq_pending[word_index]);
int irq = word_index * BITS_PER_LONG + bit_index;
clear_bit(bit_index, &vcpu->irq_pending[word_index]);
if (!vcpu->irq_pending[word_index])
clear_bit(word_index, &vcpu->irq_summary);
clear_bit(bit_index, &vcpu->arch.irq_pending[word_index]);
if (!vcpu->arch.irq_pending[word_index])
clear_bit(word_index, &vcpu->arch.irq_summary);
svm_inject_irq(svm, irq);
}
@ -1405,11 +1405,11 @@ static void do_interrupt_requests(struct kvm_vcpu *vcpu,
struct vcpu_svm *svm = to_svm(vcpu);
struct vmcb_control_area *control = &svm->vmcb->control;
svm->vcpu.interrupt_window_open =
svm->vcpu.arch.interrupt_window_open =
(!(control->int_state & SVM_INTERRUPT_SHADOW_MASK) &&
(svm->vmcb->save.rflags & X86_EFLAGS_IF));
if (svm->vcpu.interrupt_window_open && svm->vcpu.irq_summary)
if (svm->vcpu.arch.interrupt_window_open && svm->vcpu.arch.irq_summary)
/*
* If interrupts enabled, and not blocked by sti or mov ss. Good.
*/
@ -1418,8 +1418,8 @@ static void do_interrupt_requests(struct kvm_vcpu *vcpu,
/*
* Interrupts blocked. Wait for unblock.
*/
if (!svm->vcpu.interrupt_window_open &&
(svm->vcpu.irq_summary || kvm_run->request_interrupt_window))
if (!svm->vcpu.arch.interrupt_window_open &&
(svm->vcpu.arch.irq_summary || kvm_run->request_interrupt_window))
control->intercept |= 1ULL << INTERCEPT_VINTR;
else
control->intercept &= ~(1ULL << INTERCEPT_VINTR);
@ -1471,7 +1471,7 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
svm->host_cr2 = kvm_read_cr2();
svm->host_dr6 = read_dr6();
svm->host_dr7 = read_dr7();
svm->vmcb->save.cr2 = vcpu->cr2;
svm->vmcb->save.cr2 = vcpu->arch.cr2;
if (svm->vmcb->save.dr7 & 0xff) {
write_dr7(0);
@ -1563,21 +1563,21 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
:
: [svm]"a"(svm),
[vmcb]"i"(offsetof(struct vcpu_svm, vmcb_pa)),
[rbx]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RBX])),
[rcx]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RCX])),
[rdx]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RDX])),
[rsi]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RSI])),
[rdi]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RDI])),
[rbp]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_RBP]))
[rbx]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RBX])),
[rcx]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RCX])),
[rdx]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RDX])),
[rsi]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RSI])),
[rdi]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RDI])),
[rbp]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_RBP]))
#ifdef CONFIG_X86_64
, [r8]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R8])),
[r9]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R9])),
[r10]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R10])),
[r11]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R11])),
[r12]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R12])),
[r13]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R13])),
[r14]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R14])),
[r15]"i"(offsetof(struct vcpu_svm, vcpu.regs[VCPU_REGS_R15]))
, [r8]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R8])),
[r9]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R9])),
[r10]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R10])),
[r11]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R11])),
[r12]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R12])),
[r13]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R13])),
[r14]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R14])),
[r15]"i"(offsetof(struct vcpu_svm, vcpu.arch.regs[VCPU_REGS_R15]))
#endif
: "cc", "memory"
#ifdef CONFIG_X86_64
@ -1591,7 +1591,7 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
if ((svm->vmcb->save.dr7 & 0xff))
load_db_regs(svm->host_db_regs);
vcpu->cr2 = svm->vmcb->save.cr2;
vcpu->arch.cr2 = svm->vmcb->save.cr2;
write_dr6(svm->host_dr6);
write_dr7(svm->host_dr7);

213
drivers/kvm/vmx.c
View File

@ -247,7 +247,7 @@ static void __vcpu_clear(void *arg)
vmcs_clear(vmx->vmcs);
if (per_cpu(current_vmcs, cpu) == vmx->vmcs)
per_cpu(current_vmcs, cpu) = NULL;
rdtscll(vmx->vcpu.host_tsc);
rdtscll(vmx->vcpu.arch.host_tsc);
}
static void vcpu_clear(struct vcpu_vmx *vmx)
@ -343,7 +343,7 @@ static void update_exception_bitmap(struct kvm_vcpu *vcpu)
eb |= 1u << NM_VECTOR;
if (vcpu->guest_debug.enabled)
eb |= 1u << 1;
if (vcpu->rmode.active)
if (vcpu->arch.rmode.active)
eb = ~0;
vmcs_write32(EXCEPTION_BITMAP, eb);
}
@ -528,7 +528,7 @@ static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
* Make sure the time stamp counter is monotonous.
*/
rdtscll(tsc_this);
delta = vcpu->host_tsc - tsc_this;
delta = vcpu->arch.host_tsc - tsc_this;
vmcs_write64(TSC_OFFSET, vmcs_read64(TSC_OFFSET) + delta);
}
}
@ -544,7 +544,7 @@ static void vmx_fpu_activate(struct kvm_vcpu *vcpu)
return;
vcpu->fpu_active = 1;
vmcs_clear_bits(GUEST_CR0, X86_CR0_TS);
if (vcpu->cr0 & X86_CR0_TS)
if (vcpu->arch.cr0 & X86_CR0_TS)
vmcs_set_bits(GUEST_CR0, X86_CR0_TS);
update_exception_bitmap(vcpu);
}
@ -570,7 +570,7 @@ static unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu)
static void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
{
if (vcpu->rmode.active)
if (vcpu->arch.rmode.active)
rflags |= X86_EFLAGS_IOPL | X86_EFLAGS_VM;
vmcs_writel(GUEST_RFLAGS, rflags);
}
@ -592,7 +592,7 @@ static void skip_emulated_instruction(struct kvm_vcpu *vcpu)
if (interruptibility & 3)
vmcs_write32(GUEST_INTERRUPTIBILITY_INFO,
interruptibility & ~3);
vcpu->interrupt_window_open = 1;
vcpu->arch.interrupt_window_open = 1;
}
static void vmx_queue_exception(struct kvm_vcpu *vcpu, unsigned nr,
@ -661,7 +661,7 @@ static void setup_msrs(struct vcpu_vmx *vmx)
* if efer.sce is enabled.
*/
index = __find_msr_index(vmx, MSR_K6_STAR);
if ((index >= 0) && (vmx->vcpu.shadow_efer & EFER_SCE))
if ((index >= 0) && (vmx->vcpu.arch.shadow_efer & EFER_SCE))
move_msr_up(vmx, index, save_nmsrs++);
}
#endif
@ -805,12 +805,12 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data)
/*
* Sync the rsp and rip registers into the vcpu structure. This allows
* registers to be accessed by indexing vcpu->regs.
* registers to be accessed by indexing vcpu->arch.regs.
*/
static void vcpu_load_rsp_rip(struct kvm_vcpu *vcpu)
{
vcpu->regs[VCPU_REGS_RSP] = vmcs_readl(GUEST_RSP);
vcpu->rip = vmcs_readl(GUEST_RIP);
vcpu->arch.regs[VCPU_REGS_RSP] = vmcs_readl(GUEST_RSP);
vcpu->arch.rip = vmcs_readl(GUEST_RIP);
}
/*
@ -819,8 +819,8 @@ static void vcpu_load_rsp_rip(struct kvm_vcpu *vcpu)
*/
static void vcpu_put_rsp_rip(struct kvm_vcpu *vcpu)
{
vmcs_writel(GUEST_RSP, vcpu->regs[VCPU_REGS_RSP]);
vmcs_writel(GUEST_RIP, vcpu->rip);
vmcs_writel(GUEST_RSP, vcpu->arch.regs[VCPU_REGS_RSP]);
vmcs_writel(GUEST_RIP, vcpu->arch.rip);
}
static int set_guest_debug(struct kvm_vcpu *vcpu, struct kvm_debug_guest *dbg)
@ -1111,15 +1111,15 @@ static void enter_pmode(struct kvm_vcpu *vcpu)
{
unsigned long flags;
vcpu->rmode.active = 0;
vcpu->arch.rmode.active = 0;
vmcs_writel(GUEST_TR_BASE, vcpu->rmode.tr.base);
vmcs_write32(GUEST_TR_LIMIT, vcpu->rmode.tr.limit);
vmcs_write32(GUEST_TR_AR_BYTES, vcpu->rmode.tr.ar);
vmcs_writel(GUEST_TR_BASE, vcpu->arch.rmode.tr.base);
vmcs_write32(GUEST_TR_LIMIT, vcpu->arch.rmode.tr.limit);
vmcs_write32(GUEST_TR_AR_BYTES, vcpu->arch.rmode.tr.ar);
flags = vmcs_readl(GUEST_RFLAGS);
flags &= ~(X86_EFLAGS_IOPL | X86_EFLAGS_VM);
flags |= (vcpu->rmode.save_iopl << IOPL_SHIFT);
flags |= (vcpu->arch.rmode.save_iopl << IOPL_SHIFT);
vmcs_writel(GUEST_RFLAGS, flags);
vmcs_writel(GUEST_CR4, (vmcs_readl(GUEST_CR4) & ~X86_CR4_VME) |
@ -1127,10 +1127,10 @@ static void enter_pmode(struct kvm_vcpu *vcpu)
update_exception_bitmap(vcpu);
fix_pmode_dataseg(VCPU_SREG_ES, &vcpu->rmode.es);
fix_pmode_dataseg(VCPU_SREG_DS, &vcpu->rmode.ds);
fix_pmode_dataseg(VCPU_SREG_GS, &vcpu->rmode.gs);
fix_pmode_dataseg(VCPU_SREG_FS, &vcpu->rmode.fs);
fix_pmode_dataseg(VCPU_SREG_ES, &vcpu->arch.rmode.es);
fix_pmode_dataseg(VCPU_SREG_DS, &vcpu->arch.rmode.ds);
fix_pmode_dataseg(VCPU_SREG_GS, &vcpu->arch.rmode.gs);
fix_pmode_dataseg(VCPU_SREG_FS, &vcpu->arch.rmode.fs);
vmcs_write16(GUEST_SS_SELECTOR, 0);
vmcs_write32(GUEST_SS_AR_BYTES, 0x93);
@ -1168,19 +1168,20 @@ static void enter_rmode(struct kvm_vcpu *vcpu)
{
unsigned long flags;
vcpu->rmode.active = 1;
vcpu->arch.rmode.active = 1;
vcpu->rmode.tr.base = vmcs_readl(GUEST_TR_BASE);
vcpu->arch.rmode.tr.base = vmcs_readl(GUEST_TR_BASE);
vmcs_writel(GUEST_TR_BASE, rmode_tss_base(vcpu->kvm));
vcpu->rmode.tr.limit = vmcs_read32(GUEST_TR_LIMIT);
vcpu->arch.rmode.tr.limit = vmcs_read32(GUEST_TR_LIMIT);
vmcs_write32(GUEST_TR_LIMIT, RMODE_TSS_SIZE - 1);
vcpu->rmode.tr.ar = vmcs_read32(GUEST_TR_AR_BYTES);
vcpu->arch.rmode.tr.ar = vmcs_read32(GUEST_TR_AR_BYTES);
vmcs_write32(GUEST_TR_AR_BYTES, 0x008b);
flags = vmcs_readl(GUEST_RFLAGS);
vcpu->rmode.save_iopl = (flags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
vcpu->arch.rmode.save_iopl
= (flags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
flags |= X86_EFLAGS_IOPL | X86_EFLAGS_VM;
@ -1198,10 +1199,10 @@ static void enter_rmode(struct kvm_vcpu *vcpu)
vmcs_writel(GUEST_CS_BASE, 0xf0000);
vmcs_write16(GUEST_CS_SELECTOR, vmcs_readl(GUEST_CS_BASE) >> 4);
fix_rmode_seg(VCPU_SREG_ES, &vcpu->rmode.es);
fix_rmode_seg(VCPU_SREG_DS, &vcpu->rmode.ds);
fix_rmode_seg(VCPU_SREG_GS, &vcpu->rmode.gs);
fix_rmode_seg(VCPU_SREG_FS, &vcpu->rmode.fs);
fix_rmode_seg(VCPU_SREG_ES, &vcpu->arch.rmode.es);
fix_rmode_seg(VCPU_SREG_DS, &vcpu->arch.rmode.ds);
fix_rmode_seg(VCPU_SREG_GS, &vcpu->arch.rmode.gs);
fix_rmode_seg(VCPU_SREG_FS, &vcpu->arch.rmode.fs);
kvm_mmu_reset_context(vcpu);
init_rmode_tss(vcpu->kvm);
@ -1222,7 +1223,7 @@ static void enter_lmode(struct kvm_vcpu *vcpu)
| AR_TYPE_BUSY_64_TSS);
}
vcpu->shadow_efer |= EFER_LMA;
vcpu->arch.shadow_efer |= EFER_LMA;
find_msr_entry(to_vmx(vcpu), MSR_EFER)->data |= EFER_LMA | EFER_LME;
vmcs_write32(VM_ENTRY_CONTROLS,
@ -1232,7 +1233,7 @@ static void enter_lmode(struct kvm_vcpu *vcpu)
static void exit_lmode(struct kvm_vcpu *vcpu)
{
vcpu->shadow_efer &= ~EFER_LMA;
vcpu->arch.shadow_efer &= ~EFER_LMA;
vmcs_write32(VM_ENTRY_CONTROLS,
vmcs_read32(VM_ENTRY_CONTROLS)
@ -1243,22 +1244,22 @@ static void exit_lmode(struct kvm_vcpu *vcpu)
static void vmx_decache_cr4_guest_bits(struct kvm_vcpu *vcpu)
{
vcpu->cr4 &= KVM_GUEST_CR4_MASK;
vcpu->cr4 |= vmcs_readl(GUEST_CR4) & ~KVM_GUEST_CR4_MASK;
vcpu->arch.cr4 &= KVM_GUEST_CR4_MASK;
vcpu->arch.cr4 |= vmcs_readl(GUEST_CR4) & ~KVM_GUEST_CR4_MASK;
}
static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
{
vmx_fpu_deactivate(vcpu);
if (vcpu->rmode.active && (cr0 & X86_CR0_PE))
if (vcpu->arch.rmode.active && (cr0 & X86_CR0_PE))
enter_pmode(vcpu);
if (!vcpu->rmode.active && !(cr0 & X86_CR0_PE))
if (!vcpu->arch.rmode.active && !(cr0 & X86_CR0_PE))
enter_rmode(vcpu);
#ifdef CONFIG_X86_64
if (vcpu->shadow_efer & EFER_LME) {
if (vcpu->arch.shadow_efer & EFER_LME) {
if (!is_paging(vcpu) && (cr0 & X86_CR0_PG))
enter_lmode(vcpu);
if (is_paging(vcpu) && !(cr0 & X86_CR0_PG))
@ -1269,7 +1270,7 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
vmcs_writel(CR0_READ_SHADOW, cr0);
vmcs_writel(GUEST_CR0,
(cr0 & ~KVM_GUEST_CR0_MASK) | KVM_VM_CR0_ALWAYS_ON);
vcpu->cr0 = cr0;
vcpu->arch.cr0 = cr0;
if (!(cr0 & X86_CR0_TS) || !(cr0 & X86_CR0_PE))
vmx_fpu_activate(vcpu);
@ -1278,16 +1279,16 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
vmcs_writel(GUEST_CR3, cr3);
if (vcpu->cr0 & X86_CR0_PE)
if (vcpu->arch.cr0 & X86_CR0_PE)
vmx_fpu_deactivate(vcpu);
}
static void vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
vmcs_writel(CR4_READ_SHADOW, cr4);
vmcs_writel(GUEST_CR4, cr4 | (vcpu->rmode.active ?
vmcs_writel(GUEST_CR4, cr4 | (vcpu->arch.rmode.active ?
KVM_RMODE_VM_CR4_ALWAYS_ON : KVM_PMODE_VM_CR4_ALWAYS_ON));
vcpu->cr4 = cr4;
vcpu->arch.cr4 = cr4;
}
#ifdef CONFIG_X86_64
@ -1297,7 +1298,7 @@ static void vmx_set_efer(struct kvm_vcpu *vcpu, u64 efer)
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct kvm_msr_entry *msr = find_msr_entry(vmx, MSR_EFER);
vcpu->shadow_efer = efer;
vcpu->arch.shadow_efer = efer;
if (efer & EFER_LMA) {
vmcs_write32(VM_ENTRY_CONTROLS,
vmcs_read32(VM_ENTRY_CONTROLS) |
@ -1374,17 +1375,17 @@ static void vmx_set_segment(struct kvm_vcpu *vcpu,
struct kvm_vmx_segment_field *sf = &kvm_vmx_segment_fields[seg];
u32 ar;
if (vcpu->rmode.active && seg == VCPU_SREG_TR) {
vcpu->rmode.tr.selector = var->selector;
vcpu->rmode.tr.base = var->base;
vcpu->rmode.tr.limit = var->limit;
vcpu->rmode.tr.ar = vmx_segment_access_rights(var);
if (vcpu->arch.rmode.active && seg == VCPU_SREG_TR) {
vcpu->arch.rmode.tr.selector = var->selector;
vcpu->arch.rmode.tr.base = var->base;
vcpu->arch.rmode.tr.limit = var->limit;
vcpu->arch.rmode.tr.ar = vmx_segment_access_rights(var);
return;
}
vmcs_writel(sf->base, var->base);
vmcs_write32(sf->limit, var->limit);
vmcs_write16(sf->selector, var->selector);
if (vcpu->rmode.active && var->s) {
if (vcpu->arch.rmode.active && var->s) {
/*
* Hack real-mode segments into vm86 compatibility.
*/
@ -1613,9 +1614,9 @@ static int vmx_vcpu_reset(struct kvm_vcpu *vcpu)
goto out;
}
vmx->vcpu.rmode.active = 0;
vmx->vcpu.arch.rmode.active = 0;
vmx->vcpu.regs[VCPU_REGS_RDX] = get_rdx_init_val();
vmx->vcpu.arch.regs[VCPU_REGS_RDX] = get_rdx_init_val();
set_cr8(&vmx->vcpu, 0);
msr = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
if (vmx->vcpu.vcpu_id == 0)
@ -1632,8 +1633,8 @@ static int vmx_vcpu_reset(struct kvm_vcpu *vcpu)
vmcs_write16(GUEST_CS_SELECTOR, 0xf000);
vmcs_writel(GUEST_CS_BASE, 0x000f0000);
} else {
vmcs_write16(GUEST_CS_SELECTOR, vmx->vcpu.sipi_vector << 8);
vmcs_writel(GUEST_CS_BASE, vmx->vcpu.sipi_vector << 12);
vmcs_write16(GUEST_CS_SELECTOR, vmx->vcpu.arch.sipi_vector << 8);
vmcs_writel(GUEST_CS_BASE, vmx->vcpu.arch.sipi_vector << 12);
}
vmcs_write32(GUEST_CS_LIMIT, 0xffff);
vmcs_write32(GUEST_CS_AR_BYTES, 0x9b);
@ -1691,7 +1692,7 @@ static int vmx_vcpu_reset(struct kvm_vcpu *vcpu)
vmcs_write64(VIRTUAL_APIC_PAGE_ADDR, 0);
if (vm_need_tpr_shadow(vmx->vcpu.kvm))
vmcs_write64(VIRTUAL_APIC_PAGE_ADDR,
page_to_phys(vmx->vcpu.apic->regs_page));
page_to_phys(vmx->vcpu.arch.apic->regs_page));
vmcs_write32(TPR_THRESHOLD, 0);
}
@ -1699,8 +1700,8 @@ static int vmx_vcpu_reset(struct kvm_vcpu *vcpu)
vmcs_write64(APIC_ACCESS_ADDR,
page_to_phys(vmx->vcpu.kvm->apic_access_page));
vmx->vcpu.cr0 = 0x60000010;
vmx_set_cr0(&vmx->vcpu, vmx->vcpu.cr0); /* enter rmode */
vmx->vcpu.arch.cr0 = 0x60000010;
vmx_set_cr0(&vmx->vcpu, vmx->vcpu.arch.cr0); /* enter rmode */
vmx_set_cr4(&vmx->vcpu, 0);
#ifdef CONFIG_X86_64
vmx_set_efer(&vmx->vcpu, 0);
@ -1718,7 +1719,7 @@ static void vmx_inject_irq(struct kvm_vcpu *vcpu, int irq)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
if (vcpu->rmode.active) {
if (vcpu->arch.rmode.active) {
vmx->rmode.irq.pending = true;
vmx->rmode.irq.vector = irq;
vmx->rmode.irq.rip = vmcs_readl(GUEST_RIP);
@ -1734,13 +1735,13 @@ static void vmx_inject_irq(struct kvm_vcpu *vcpu, int irq)
static void kvm_do_inject_irq(struct kvm_vcpu *vcpu)
{
int word_index = __ffs(vcpu->irq_summary);
int bit_index = __ffs(vcpu->irq_pending[word_index]);
int word_index = __ffs(vcpu->arch.irq_summary);
int bit_index = __ffs(vcpu->arch.irq_pending[word_index]);
int irq = word_index * BITS_PER_LONG + bit_index;
clear_bit(bit_index, &vcpu->irq_pending[word_index]);
if (!vcpu->irq_pending[word_index])
clear_bit(word_index, &vcpu->irq_summary);
clear_bit(bit_index, &vcpu->arch.irq_pending[word_index]);
if (!vcpu->arch.irq_pending[word_index])
clear_bit(word_index, &vcpu->arch.irq_summary);
vmx_inject_irq(vcpu, irq);
}
@ -1750,12 +1751,12 @@ static void do_interrupt_requests(struct kvm_vcpu *vcpu,
{
u32 cpu_based_vm_exec_control;
vcpu->interrupt_window_open =
vcpu->arch.interrupt_window_open =
((vmcs_readl(GUEST_RFLAGS) & X86_EFLAGS_IF) &&
(vmcs_read32(GUEST_INTERRUPTIBILITY_INFO) & 3) == 0);
if (vcpu->interrupt_window_open &&
vcpu->irq_summary &&
if (vcpu->arch.interrupt_window_open &&
vcpu->arch.irq_summary &&
!(vmcs_read32(VM_ENTRY_INTR_INFO_FIELD) & INTR_INFO_VALID_MASK))
/*
* If interrupts enabled, and not blocked by sti or mov ss. Good.
@ -1763,8 +1764,8 @@ static void do_interrupt_requests(struct kvm_vcpu *vcpu,
kvm_do_inject_irq(vcpu);
cpu_based_vm_exec_control = vmcs_read32(CPU_BASED_VM_EXEC_CONTROL);
if (!vcpu->interrupt_window_open &&
(vcpu->irq_summary || kvm_run->request_interrupt_window))
if (!vcpu->arch.interrupt_window_open &&
(vcpu->arch.irq_summary || kvm_run->request_interrupt_window))
/*
* Interrupts blocked. Wait for unblock.
*/
@ -1812,7 +1813,7 @@ static void kvm_guest_debug_pre(struct kvm_vcpu *vcpu)
static int handle_rmode_exception(struct kvm_vcpu *vcpu,
int vec, u32 err_code)
{
if (!vcpu->rmode.active)
if (!vcpu->arch.rmode.active)
return 0;
/*
@ -1843,8 +1844,8 @@ static int handle_exception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
if (!irqchip_in_kernel(vcpu->kvm) && is_external_interrupt(vect_info)) {
int irq = vect_info & VECTORING_INFO_VECTOR_MASK;
set_bit(irq, vcpu->irq_pending);
set_bit(irq / BITS_PER_LONG, &vcpu->irq_summary);
set_bit(irq, vcpu->arch.irq_pending);
set_bit(irq / BITS_PER_LONG, &vcpu->arch.irq_summary);
}
if ((intr_info & INTR_INFO_INTR_TYPE_MASK) == 0x200) /* nmi */
@ -1871,11 +1872,11 @@ static int handle_exception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
return kvm_mmu_page_fault(vcpu, cr2, error_code);
}
if (vcpu->rmode.active &&
if (vcpu->arch.rmode.active &&
handle_rmode_exception(vcpu, intr_info & INTR_INFO_VECTOR_MASK,
error_code)) {
if (vcpu->halt_request) {
vcpu->halt_request = 0;
if (vcpu->arch.halt_request) {
vcpu->arch.halt_request = 0;
return kvm_emulate_halt(vcpu);
}
return 1;
@ -1956,22 +1957,22 @@ static int handle_cr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
switch (cr) {
case 0:
vcpu_load_rsp_rip(vcpu);
set_cr0(vcpu, vcpu->regs[reg]);
set_cr0(vcpu, vcpu->arch.regs[reg]);
skip_emulated_instruction(vcpu);
return 1;
case 3:
vcpu_load_rsp_rip(vcpu);
set_cr3(vcpu, vcpu->regs[reg]);
set_cr3(vcpu, vcpu->arch.regs[reg]);
skip_emulated_instruction(vcpu);
return 1;
case 4:
vcpu_load_rsp_rip(vcpu);
set_cr4(vcpu, vcpu->regs[reg]);
set_cr4(vcpu, vcpu->arch.regs[reg]);
skip_emulated_instruction(vcpu);
return 1;
case 8:
vcpu_load_rsp_rip(vcpu);
set_cr8(vcpu, vcpu->regs[reg]);
set_cr8(vcpu, vcpu->arch.regs[reg]);
skip_emulated_instruction(vcpu);
if (irqchip_in_kernel(vcpu->kvm))
return 1;
@ -1982,8 +1983,8 @@ static int handle_cr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
case 2: /* clts */
vcpu_load_rsp_rip(vcpu);
vmx_fpu_deactivate(vcpu);
vcpu->cr0 &= ~X86_CR0_TS;
vmcs_writel(CR0_READ_SHADOW, vcpu->cr0);
vcpu->arch.cr0 &= ~X86_CR0_TS;
vmcs_writel(CR0_READ_SHADOW, vcpu->arch.cr0);
vmx_fpu_activate(vcpu);
skip_emulated_instruction(vcpu);
return 1;
@ -1991,13 +1992,13 @@ static int handle_cr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
switch (cr) {
case 3:
vcpu_load_rsp_rip(vcpu);
vcpu->regs[reg] = vcpu->cr3;
vcpu->arch.regs[reg] = vcpu->arch.cr3;
vcpu_put_rsp_rip(vcpu);
skip_emulated_instruction(vcpu);
return 1;
case 8:
vcpu_load_rsp_rip(vcpu);
vcpu->regs[reg] = get_cr8(vcpu);
vcpu->arch.regs[reg] = get_cr8(vcpu);
vcpu_put_rsp_rip(vcpu);
skip_emulated_instruction(vcpu);
return 1;
@ -2043,7 +2044,7 @@ static int handle_dr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
default:
val = 0;
}
vcpu->regs[reg] = val;
vcpu->arch.regs[reg] = val;
} else {
/* mov to dr */
}
@ -2060,7 +2061,7 @@ static int handle_cpuid(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
static int handle_rdmsr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
u32 ecx = vcpu->regs[VCPU_REGS_RCX];
u32 ecx = vcpu->arch.regs[VCPU_REGS_RCX];
u64 data;
if (vmx_get_msr(vcpu, ecx, &data)) {
@ -2069,17 +2070,17 @@ static int handle_rdmsr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
}
/* FIXME: handling of bits 32:63 of rax, rdx */
vcpu->regs[VCPU_REGS_RAX] = data & -1u;
vcpu->regs[VCPU_REGS_RDX] = (data >> 32) & -1u;
vcpu->arch.regs[VCPU_REGS_RAX] = data & -1u;
vcpu->arch.regs[VCPU_REGS_RDX] = (data >> 32) & -1u;
skip_emulated_instruction(vcpu);
return 1;
}
static int handle_wrmsr(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
u32 ecx = vcpu->regs[VCPU_REGS_RCX];
u64 data = (vcpu->regs[VCPU_REGS_RAX] & -1u)
| ((u64)(vcpu->regs[VCPU_REGS_RDX] & -1u) << 32);
u32 ecx = vcpu->arch.regs[VCPU_REGS_RCX];
u64 data = (vcpu->arch.regs[VCPU_REGS_RAX] & -1u)
| ((u64)(vcpu->arch.regs[VCPU_REGS_RDX] & -1u) << 32);
if (vmx_set_msr(vcpu, ecx, data) != 0) {
kvm_inject_gp(vcpu, 0);
@ -2110,7 +2111,7 @@ static int handle_interrupt_window(struct kvm_vcpu *vcpu,
* possible
*/
if (kvm_run->request_interrupt_window &&
!vcpu->irq_summary) {
!vcpu->arch.irq_summary) {
kvm_run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN;
++vcpu->stat.irq_window_exits;
return 0;
@ -2270,7 +2271,7 @@ static void vmx_intr_assist(struct kvm_vcpu *vcpu)
if (unlikely(idtv_info_field & INTR_INFO_VALID_MASK)) {
if ((idtv_info_field & VECTORING_INFO_TYPE_MASK)
== INTR_TYPE_EXT_INTR
&& vcpu->rmode.active) {
&& vcpu->arch.rmode.active) {
u8 vect = idtv_info_field & VECTORING_INFO_VECTOR_MASK;
vmx_inject_irq(vcpu, vect);
@ -2424,24 +2425,24 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
: : "c"(vmx), "d"((unsigned long)HOST_RSP),
[launched]"i"(offsetof(struct vcpu_vmx, launched)),
[fail]"i"(offsetof(struct vcpu_vmx, fail)),
[rax]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RAX])),
[rbx]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RBX])),
[rcx]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RCX])),
[rdx]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RDX])),
[rsi]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RSI])),
[rdi]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RDI])),
[rbp]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_RBP])),
[rax]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RAX])),
[rbx]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RBX])),
[rcx]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RCX])),
[rdx]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RDX])),
[rsi]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RSI])),
[rdi]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RDI])),
[rbp]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_RBP])),
#ifdef CONFIG_X86_64
[r8]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R8])),
[r9]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R9])),
[r10]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R10])),
[r11]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R11])),
[r12]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R12])),
[r13]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R13])),
[r14]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R14])),
[r15]"i"(offsetof(struct vcpu_vmx, vcpu.regs[VCPU_REGS_R15])),
[r8]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R8])),
[r9]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R9])),
[r10]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R10])),
[r11]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R11])),
[r12]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R12])),
[r13]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R13])),
[r14]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R14])),
[r15]"i"(offsetof(struct vcpu_vmx, vcpu.arch.regs[VCPU_REGS_R15])),
#endif
[cr2]"i"(offsetof(struct vcpu_vmx, vcpu.cr2))
[cr2]"i"(offsetof(struct vcpu_vmx, vcpu.arch.cr2))
: "cc", "memory"
#ifdef CONFIG_X86_64
, "rbx", "rdi", "rsi"
@ -2455,7 +2456,7 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
if (vmx->rmode.irq.pending)
fixup_rmode_irq(vmx);
vcpu->interrupt_window_open =
vcpu->arch.interrupt_window_open =
(vmcs_read32(GUEST_INTERRUPTIBILITY_INFO) & 3) == 0;
asm("mov %0, %%ds; mov %0, %%es" : : "r"(__USER_DS));

520
drivers/kvm/x86.c
View File

File diff suppressed because it is too large Load Diff

25
drivers/kvm/x86.h
View File

@ -92,8 +92,7 @@ enum {
#include "x86_emulate.h"
struct kvm_vcpu {
KVM_VCPU_COMM;
struct kvm_vcpu_arch {
u64 host_tsc;
int interrupt_window_open;
unsigned long irq_summary; /* bit vector: 1 per word in irq_pending */
@ -130,7 +129,6 @@ struct kvm_vcpu {
int last_pt_write_count;
u64 *last_pte_updated;
struct i387_fxsave_struct host_fx_image;
struct i387_fxsave_struct guest_fx_image;
@ -159,12 +157,17 @@ struct kvm_vcpu {
int cpuid_nent;
struct kvm_cpuid_entry2 cpuid_entries[KVM_MAX_CPUID_ENTRIES];
/* emulate context */
struct x86_emulate_ctxt emulate_ctxt;
};
struct kvm_vcpu {
KVM_VCPU_COMM;
struct kvm_vcpu_arch arch;
};
struct descriptor_table {
u16 limit;
unsigned long base;
@ -339,7 +342,7 @@ static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu)
static inline int kvm_mmu_reload(struct kvm_vcpu *vcpu)
{
if (likely(vcpu->mmu.root_hpa != INVALID_PAGE))
if (likely(vcpu->arch.mmu.root_hpa != INVALID_PAGE))
return 0;
return kvm_mmu_load(vcpu);
@ -348,7 +351,7 @@ static inline int kvm_mmu_reload(struct kvm_vcpu *vcpu)
static inline int is_long_mode(struct kvm_vcpu *vcpu)
{
#ifdef CONFIG_X86_64
return vcpu->shadow_efer & EFER_LME;
return vcpu->arch.shadow_efer & EFER_LME;
#else
return 0;
#endif
@ -356,17 +359,17 @@ static inline int is_long_mode(struct kvm_vcpu *vcpu)
static inline int is_pae(struct kvm_vcpu *vcpu)
{
return vcpu->cr4 & X86_CR4_PAE;
return vcpu->arch.cr4 & X86_CR4_PAE;
}
static inline int is_pse(struct kvm_vcpu *vcpu)
{
return vcpu->cr4 & X86_CR4_PSE;
return vcpu->arch.cr4 & X86_CR4_PSE;
}
static inline int is_paging(struct kvm_vcpu *vcpu)
{
return vcpu->cr0 & X86_CR0_PG;
return vcpu->arch.cr0 & X86_CR0_PG;
}
int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
@ -489,8 +492,8 @@ static inline void kvm_inject_gp(struct kvm_vcpu *vcpu, u32 error_code)
static inline int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
{
return vcpu->mp_state == VCPU_MP_STATE_RUNNABLE
|| vcpu->mp_state == VCPU_MP_STATE_SIPI_RECEIVED;
return vcpu->arch.mp_state == VCPU_MP_STATE_RUNNABLE
|| vcpu->arch.mp_state == VCPU_MP_STATE_SIPI_RECEIVED;
}
#endif

24
drivers/kvm/x86_emulate.c
View File

@ -769,8 +769,8 @@ x86_decode_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
/* Shadow copy of register state. Committed on successful emulation. */
memset(c, 0, sizeof(struct decode_cache));
c->eip = ctxt->vcpu->rip;
memcpy(c->regs, ctxt->vcpu->regs, sizeof c->regs);
c->eip = ctxt->vcpu->arch.rip;
memcpy(c->regs, ctxt->vcpu->arch.regs, sizeof c->regs);
switch (mode) {
case X86EMUL_MODE_REAL:
@ -1226,7 +1226,7 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
* modify them.
*/
memcpy(c->regs, ctxt->vcpu->regs, sizeof c->regs);
memcpy(c->regs, ctxt->vcpu->arch.regs, sizeof c->regs);
saved_eip = c->eip;
if (((c->d & ModRM) && (c->modrm_mod != 3)) || (c->d & MemAbs))
@ -1235,7 +1235,7 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
if (c->rep_prefix && (c->d & String)) {
/* All REP prefixes have the same first termination condition */
if (c->regs[VCPU_REGS_RCX] == 0) {
ctxt->vcpu->rip = c->eip;
ctxt->vcpu->arch.rip = c->eip;
goto done;
}
/* The second termination condition only applies for REPE
@ -1249,17 +1249,17 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
(c->b == 0xae) || (c->b == 0xaf)) {
if ((c->rep_prefix == REPE_PREFIX) &&
((ctxt->eflags & EFLG_ZF) == 0)) {
ctxt->vcpu->rip = c->eip;
ctxt->vcpu->arch.rip = c->eip;
goto done;
}
if ((c->rep_prefix == REPNE_PREFIX) &&
((ctxt->eflags & EFLG_ZF) == EFLG_ZF)) {
ctxt->vcpu->rip = c->eip;
ctxt->vcpu->arch.rip = c->eip;
goto done;
}
}
c->regs[VCPU_REGS_RCX]--;
c->eip = ctxt->vcpu->rip;
c->eip = ctxt->vcpu->arch.rip;
}
if (c->src.type == OP_MEM) {
@ -1628,7 +1628,7 @@ special_insn:
c->dst.type = OP_NONE; /* Disable writeback. */
break;
case 0xf4: /* hlt */
ctxt->vcpu->halt_request = 1;
ctxt->vcpu->arch.halt_request = 1;
goto done;
case 0xf5: /* cmc */
/* complement carry flag from eflags reg */
@ -1665,8 +1665,8 @@ writeback:
goto done;
/* Commit shadow register state. */
memcpy(ctxt->vcpu->regs, c->regs, sizeof c->regs);
ctxt->vcpu->rip = c->eip;
memcpy(ctxt->vcpu->arch.regs, c->regs, sizeof c->regs);
ctxt->vcpu->arch.rip = c->eip;
done:
if (rc == X86EMUL_UNHANDLEABLE) {
@ -1783,7 +1783,7 @@ twobyte_insn:
rc = kvm_set_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], msr_data);
if (rc) {
kvm_inject_gp(ctxt->vcpu, 0);
c->eip = ctxt->vcpu->rip;
c->eip = ctxt->vcpu->arch.rip;
}
rc = X86EMUL_CONTINUE;
c->dst.type = OP_NONE;
@ -1793,7 +1793,7 @@ twobyte_insn:
rc = kvm_get_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], &msr_data);
if (rc) {
kvm_inject_gp(ctxt->vcpu, 0);
c->eip = ctxt->vcpu->rip;
c->eip = ctxt->vcpu->arch.rip;
} else {
c->regs[VCPU_REGS_RAX] = (u32)msr_data;
c->regs[VCPU_REGS_RDX] = msr_data >> 32;