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KVM: Rename kvm_arch_ops to kvm_x86_ops

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This patch just renames the current (misnamed) _arch namings to _x86 to
ensure better readability when a real arch layer takes place.

Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Christian Ehrhardt 2007-09-09 15:41:59 +03:00 committed by Avi Kivity
parent 0d8d2bd4f2
commit cbdd1bea2a
7 changed files with 96 additions and 96 deletions
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8
drivers/kvm/kvm.h
View File

@ -441,7 +441,7 @@ struct descriptor_table {
unsigned long base;
} __attribute__((packed));
struct kvm_arch_ops {
struct kvm_x86_ops {
int (*cpu_has_kvm_support)(void); /* __init */
int (*disabled_by_bios)(void); /* __init */
void (*hardware_enable)(void *dummy); /* __init */
@ -499,7 +499,7 @@ struct kvm_arch_ops {
void (*set_irq)(struct kvm_vcpu *vcpu, int vec);
};
extern struct kvm_arch_ops *kvm_arch_ops;
extern struct kvm_x86_ops *kvm_x86_ops;
/* The guest did something we don't support. */
#define pr_unimpl(vcpu, fmt, ...) \
@ -515,9 +515,9 @@ extern struct kvm_arch_ops *kvm_arch_ops;
int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id);
void kvm_vcpu_uninit(struct kvm_vcpu *vcpu);
int kvm_init_arch(struct kvm_arch_ops *ops, unsigned int vcpu_size,
int kvm_init_x86(struct kvm_x86_ops *ops, unsigned int vcpu_size,
struct module *module);
void kvm_exit_arch(void);
void kvm_exit_x86(void);
int kvm_mmu_module_init(void);
void kvm_mmu_module_exit(void);

160
drivers/kvm/kvm_main.c
View File

@ -53,7 +53,7 @@ static LIST_HEAD(vm_list);
static cpumask_t cpus_hardware_enabled;
struct kvm_arch_ops *kvm_arch_ops;
struct kvm_x86_ops *kvm_x86_ops;
struct kmem_cache *kvm_vcpu_cache;
EXPORT_SYMBOL_GPL(kvm_vcpu_cache);
@ -182,14 +182,14 @@ static void vcpu_load(struct kvm_vcpu *vcpu)
mutex_lock(&vcpu->mutex);
cpu = get_cpu();
preempt_notifier_register(&vcpu->preempt_notifier);
kvm_arch_ops->vcpu_load(vcpu, cpu);
kvm_x86_ops->vcpu_load(vcpu, cpu);
put_cpu();
}
static void vcpu_put(struct kvm_vcpu *vcpu)
{
preempt_disable();
kvm_arch_ops->vcpu_put(vcpu);
kvm_x86_ops->vcpu_put(vcpu);
preempt_notifier_unregister(&vcpu->preempt_notifier);
preempt_enable();
mutex_unlock(&vcpu->mutex);
@ -374,7 +374,7 @@ static void kvm_free_vcpus(struct kvm *kvm)
kvm_unload_vcpu_mmu(kvm->vcpus[i]);
for (i = 0; i < KVM_MAX_VCPUS; ++i) {
if (kvm->vcpus[i]) {
kvm_arch_ops->vcpu_free(kvm->vcpus[i]);
kvm_x86_ops->vcpu_free(kvm->vcpus[i]);
kvm->vcpus[i] = NULL;
}
}
@ -405,7 +405,7 @@ static int kvm_vm_release(struct inode *inode, struct file *filp)
static void inject_gp(struct kvm_vcpu *vcpu)
{
kvm_arch_ops->inject_gp(vcpu, 0);
kvm_x86_ops->inject_gp(vcpu, 0);
}
/*
@ -480,7 +480,7 @@ void set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
inject_gp(vcpu);
return;
}
kvm_arch_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
kvm_x86_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
if (cs_l) {
printk(KERN_DEBUG "set_cr0: #GP, start paging "
"in long mode while CS.L == 1\n");
@ -499,7 +499,7 @@ void set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
}
kvm_arch_ops->set_cr0(vcpu, cr0);
kvm_x86_ops->set_cr0(vcpu, cr0);
vcpu->cr0 = cr0;
mutex_lock(&vcpu->kvm->lock);
@ -542,7 +542,7 @@ void set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
inject_gp(vcpu);
return;
}
kvm_arch_ops->set_cr4(vcpu, cr4);
kvm_x86_ops->set_cr4(vcpu, cr4);
vcpu->cr4 = cr4;
mutex_lock(&vcpu->kvm->lock);
kvm_mmu_reset_context(vcpu);
@ -1134,7 +1134,7 @@ static int emulator_write_emulated_onepage(unsigned long addr,
gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, addr);
if (gpa == UNMAPPED_GVA) {
kvm_arch_ops->inject_page_fault(vcpu, addr, 2);
kvm_x86_ops->inject_page_fault(vcpu, addr, 2);
return X86EMUL_PROPAGATE_FAULT;
}
@ -1197,7 +1197,7 @@ static int emulator_cmpxchg_emulated(unsigned long addr,
static unsigned long get_segment_base(struct kvm_vcpu *vcpu, int seg)
{
return kvm_arch_ops->get_segment_base(vcpu, seg);
return kvm_x86_ops->get_segment_base(vcpu, seg);
}
int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address)
@ -1208,7 +1208,7 @@ int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address)
int emulate_clts(struct kvm_vcpu *vcpu)
{
vcpu->cr0 &= ~X86_CR0_TS;
kvm_arch_ops->set_cr0(vcpu, vcpu->cr0);
kvm_x86_ops->set_cr0(vcpu, vcpu->cr0);
return X86EMUL_CONTINUE;
}
@ -1218,7 +1218,7 @@ int emulator_get_dr(struct x86_emulate_ctxt* ctxt, int dr, unsigned long *dest)
switch (dr) {
case 0 ... 3:
*dest = kvm_arch_ops->get_dr(vcpu, dr);
*dest = kvm_x86_ops->get_dr(vcpu, dr);
return X86EMUL_CONTINUE;
default:
pr_unimpl(vcpu, "%s: unexpected dr %u\n", __FUNCTION__, dr);
@ -1231,7 +1231,7 @@ int emulator_set_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long value)
unsigned long mask = (ctxt->mode == X86EMUL_MODE_PROT64) ? ~0ULL : ~0U;
int exception;
kvm_arch_ops->set_dr(ctxt->vcpu, dr, value & mask, &exception);
kvm_x86_ops->set_dr(ctxt->vcpu, dr, value & mask, &exception);
if (exception) {
/* FIXME: better handling */
return X86EMUL_UNHANDLEABLE;
@ -1277,12 +1277,12 @@ int emulate_instruction(struct kvm_vcpu *vcpu,
int cs_db, cs_l;
vcpu->mmio_fault_cr2 = cr2;
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
kvm_arch_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
kvm_x86_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
emulate_ctxt.vcpu = vcpu;
emulate_ctxt.eflags = kvm_arch_ops->get_rflags(vcpu);
emulate_ctxt.eflags = kvm_x86_ops->get_rflags(vcpu);
emulate_ctxt.cr2 = cr2;
emulate_ctxt.mode = (emulate_ctxt.eflags & X86_EFLAGS_VM)
? X86EMUL_MODE_REAL : cs_l
@ -1328,8 +1328,8 @@ int emulate_instruction(struct kvm_vcpu *vcpu,
return EMULATE_DO_MMIO;
}
kvm_arch_ops->decache_regs(vcpu);
kvm_arch_ops->set_rflags(vcpu, emulate_ctxt.eflags);
kvm_x86_ops->decache_regs(vcpu);
kvm_x86_ops->set_rflags(vcpu, emulate_ctxt.eflags);
if (vcpu->mmio_is_write) {
vcpu->mmio_needed = 0;
@ -1386,7 +1386,7 @@ int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run)
{
unsigned long nr, a0, a1, a2, a3, a4, a5, ret;
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
ret = -KVM_EINVAL;
#ifdef CONFIG_X86_64
if (is_long_mode(vcpu)) {
@ -1419,11 +1419,11 @@ int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run)
run->hypercall.args[5] = a5;
run->hypercall.ret = ret;
run->hypercall.longmode = is_long_mode(vcpu);
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
return 0;
}
vcpu->regs[VCPU_REGS_RAX] = ret;
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
return 1;
}
EXPORT_SYMBOL_GPL(kvm_hypercall);
@ -1437,26 +1437,26 @@ void realmode_lgdt(struct kvm_vcpu *vcpu, u16 limit, unsigned long base)
{
struct descriptor_table dt = { limit, base };
kvm_arch_ops->set_gdt(vcpu, &dt);
kvm_x86_ops->set_gdt(vcpu, &dt);
}
void realmode_lidt(struct kvm_vcpu *vcpu, u16 limit, unsigned long base)
{
struct descriptor_table dt = { limit, base };
kvm_arch_ops->set_idt(vcpu, &dt);
kvm_x86_ops->set_idt(vcpu, &dt);
}
void realmode_lmsw(struct kvm_vcpu *vcpu, unsigned long msw,
unsigned long *rflags)
{
lmsw(vcpu, msw);
*rflags = kvm_arch_ops->get_rflags(vcpu);
*rflags = kvm_x86_ops->get_rflags(vcpu);
}
unsigned long realmode_get_cr(struct kvm_vcpu *vcpu, int cr)
{
kvm_arch_ops->decache_cr4_guest_bits(vcpu);
kvm_x86_ops->decache_cr4_guest_bits(vcpu);
switch (cr) {
case 0:
return vcpu->cr0;
@ -1478,7 +1478,7 @@ void realmode_set_cr(struct kvm_vcpu *vcpu, int cr, unsigned long val,
switch (cr) {
case 0:
set_cr0(vcpu, mk_cr_64(vcpu->cr0, val));
*rflags = kvm_arch_ops->get_rflags(vcpu);
*rflags = kvm_x86_ops->get_rflags(vcpu);
break;
case 2:
vcpu->cr2 = val;
@ -1552,7 +1552,7 @@ static int vcpu_register_para(struct kvm_vcpu *vcpu, gpa_t para_state_gpa)
mark_page_dirty(vcpu->kvm, hypercall_gpa >> PAGE_SHIFT);
hypercall = kmap_atomic(pfn_to_page(hypercall_hpa >> PAGE_SHIFT),
KM_USER1) + (hypercall_hpa & ~PAGE_MASK);
kvm_arch_ops->patch_hypercall(vcpu, hypercall);
kvm_x86_ops->patch_hypercall(vcpu, hypercall);
kunmap_atomic(hypercall, KM_USER1);
para_state->ret = 0;
@ -1619,7 +1619,7 @@ EXPORT_SYMBOL_GPL(kvm_get_msr_common);
*/
int kvm_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata)
{
return kvm_arch_ops->get_msr(vcpu, msr_index, pdata);
return kvm_x86_ops->get_msr(vcpu, msr_index, pdata);
}
#ifdef CONFIG_X86_64
@ -1640,7 +1640,7 @@ static void set_efer(struct kvm_vcpu *vcpu, u64 efer)
return;
}
kvm_arch_ops->set_efer(vcpu, efer);
kvm_x86_ops->set_efer(vcpu, efer);
efer &= ~EFER_LMA;
efer |= vcpu->shadow_efer & EFER_LMA;
@ -1697,7 +1697,7 @@ EXPORT_SYMBOL_GPL(kvm_set_msr_common);
*/
int kvm_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data)
{
return kvm_arch_ops->set_msr(vcpu, msr_index, data);
return kvm_x86_ops->set_msr(vcpu, msr_index, data);
}
void kvm_resched(struct kvm_vcpu *vcpu)
@ -1714,7 +1714,7 @@ void kvm_emulate_cpuid(struct kvm_vcpu *vcpu)
u32 function;
struct kvm_cpuid_entry *e, *best;
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
function = vcpu->regs[VCPU_REGS_RAX];
vcpu->regs[VCPU_REGS_RAX] = 0;
vcpu->regs[VCPU_REGS_RBX] = 0;
@ -1740,8 +1740,8 @@ void kvm_emulate_cpuid(struct kvm_vcpu *vcpu)
vcpu->regs[VCPU_REGS_RCX] = best->ecx;
vcpu->regs[VCPU_REGS_RDX] = best->edx;
}
kvm_arch_ops->decache_regs(vcpu);
kvm_arch_ops->skip_emulated_instruction(vcpu);
kvm_x86_ops->decache_regs(vcpu);
kvm_x86_ops->skip_emulated_instruction(vcpu);
}
EXPORT_SYMBOL_GPL(kvm_emulate_cpuid);
@ -1776,7 +1776,7 @@ static int complete_pio(struct kvm_vcpu *vcpu)
long delta;
int r;
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
if (!io->string) {
if (io->in)
@ -1786,7 +1786,7 @@ static int complete_pio(struct kvm_vcpu *vcpu)
if (io->in) {
r = pio_copy_data(vcpu);
if (r) {
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
return r;
}
}
@ -1809,13 +1809,13 @@ static int complete_pio(struct kvm_vcpu *vcpu)
vcpu->regs[VCPU_REGS_RSI] += delta;
}
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
io->count -= io->cur_count;
io->cur_count = 0;
if (!io->count)
kvm_arch_ops->skip_emulated_instruction(vcpu);
kvm_x86_ops->skip_emulated_instruction(vcpu);
return 0;
}
@ -1871,9 +1871,9 @@ int kvm_emulate_pio (struct kvm_vcpu *vcpu, struct kvm_run *run, int in,
vcpu->pio.guest_page_offset = 0;
vcpu->pio.rep = 0;
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
memcpy(vcpu->pio_data, &vcpu->regs[VCPU_REGS_RAX], 4);
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
pio_dev = vcpu_find_pio_dev(vcpu, port);
if (pio_dev) {
@ -1908,7 +1908,7 @@ int kvm_emulate_pio_string(struct kvm_vcpu *vcpu, struct kvm_run *run, int in,
vcpu->pio.rep = rep;
if (!count) {
kvm_arch_ops->skip_emulated_instruction(vcpu);
kvm_x86_ops->skip_emulated_instruction(vcpu);
return 1;
}
@ -2012,12 +2012,12 @@ static int kvm_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
}
if (kvm_run->exit_reason == KVM_EXIT_HYPERCALL) {
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
vcpu->regs[VCPU_REGS_RAX] = kvm_run->hypercall.ret;
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
}
r = kvm_arch_ops->run(vcpu, kvm_run);
r = kvm_x86_ops->run(vcpu, kvm_run);
out:
if (vcpu->sigset_active)
@ -2032,7 +2032,7 @@ static int kvm_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu,
{
vcpu_load(vcpu);
kvm_arch_ops->cache_regs(vcpu);
kvm_x86_ops->cache_regs(vcpu);
regs->rax = vcpu->regs[VCPU_REGS_RAX];
regs->rbx = vcpu->regs[VCPU_REGS_RBX];
@ -2054,7 +2054,7 @@ static int kvm_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu,
#endif
regs->rip = vcpu->rip;
regs->rflags = kvm_arch_ops->get_rflags(vcpu);
regs->rflags = kvm_x86_ops->get_rflags(vcpu);
/*
* Don't leak debug flags in case they were set for guest debugging
@ -2092,9 +2092,9 @@ static int kvm_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu,
#endif
vcpu->rip = regs->rip;
kvm_arch_ops->set_rflags(vcpu, regs->rflags);
kvm_x86_ops->set_rflags(vcpu, regs->rflags);
kvm_arch_ops->decache_regs(vcpu);
kvm_x86_ops->decache_regs(vcpu);
vcpu_put(vcpu);
@ -2104,7 +2104,7 @@ static int kvm_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu,
static void get_segment(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg)
{
return kvm_arch_ops->get_segment(vcpu, var, seg);
return kvm_x86_ops->get_segment(vcpu, var, seg);
}
static int kvm_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
@ -2125,14 +2125,14 @@ static int kvm_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
get_segment(vcpu, &sregs->tr, VCPU_SREG_TR);
get_segment(vcpu, &sregs->ldt, VCPU_SREG_LDTR);
kvm_arch_ops->get_idt(vcpu, &dt);
kvm_x86_ops->get_idt(vcpu, &dt);
sregs->idt.limit = dt.limit;
sregs->idt.base = dt.base;
kvm_arch_ops->get_gdt(vcpu, &dt);
kvm_x86_ops->get_gdt(vcpu, &dt);
sregs->gdt.limit = dt.limit;
sregs->gdt.base = dt.base;
kvm_arch_ops->decache_cr4_guest_bits(vcpu);
kvm_x86_ops->decache_cr4_guest_bits(vcpu);
sregs->cr0 = vcpu->cr0;
sregs->cr2 = vcpu->cr2;
sregs->cr3 = vcpu->cr3;
@ -2144,7 +2144,7 @@ static int kvm_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
if (irqchip_in_kernel(vcpu->kvm)) {
memset(sregs->interrupt_bitmap, 0,
sizeof sregs->interrupt_bitmap);
pending_vec = kvm_arch_ops->get_irq(vcpu);
pending_vec = kvm_x86_ops->get_irq(vcpu);
if (pending_vec >= 0)
set_bit(pending_vec, (unsigned long *)sregs->interrupt_bitmap);
} else
@ -2159,7 +2159,7 @@ static int kvm_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
static void set_segment(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg)
{
return kvm_arch_ops->set_segment(vcpu, var, seg);
return kvm_x86_ops->set_segment(vcpu, var, seg);
}
static int kvm_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
@ -2173,10 +2173,10 @@ static int kvm_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
dt.limit = sregs->idt.limit;
dt.base = sregs->idt.base;
kvm_arch_ops->set_idt(vcpu, &dt);
kvm_x86_ops->set_idt(vcpu, &dt);
dt.limit = sregs->gdt.limit;
dt.base = sregs->gdt.base;
kvm_arch_ops->set_gdt(vcpu, &dt);
kvm_x86_ops->set_gdt(vcpu, &dt);
vcpu->cr2 = sregs->cr2;
mmu_reset_needed |= vcpu->cr3 != sregs->cr3;
@ -2186,18 +2186,18 @@ static int kvm_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
mmu_reset_needed |= vcpu->shadow_efer != sregs->efer;
#ifdef CONFIG_X86_64
kvm_arch_ops->set_efer(vcpu, sregs->efer);
kvm_x86_ops->set_efer(vcpu, sregs->efer);
#endif
kvm_set_apic_base(vcpu, sregs->apic_base);
kvm_arch_ops->decache_cr4_guest_bits(vcpu);
kvm_x86_ops->decache_cr4_guest_bits(vcpu);
mmu_reset_needed |= vcpu->cr0 != sregs->cr0;
vcpu->cr0 = sregs->cr0;
kvm_arch_ops->set_cr0(vcpu, sregs->cr0);
kvm_x86_ops->set_cr0(vcpu, sregs->cr0);
mmu_reset_needed |= vcpu->cr4 != sregs->cr4;
kvm_arch_ops->set_cr4(vcpu, sregs->cr4);
kvm_x86_ops->set_cr4(vcpu, sregs->cr4);
if (!is_long_mode(vcpu) && is_pae(vcpu))
load_pdptrs(vcpu, vcpu->cr3);
@ -2218,7 +2218,7 @@ static int kvm_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
max_bits);
/* Only pending external irq is handled here */
if (pending_vec < max_bits) {
kvm_arch_ops->set_irq(vcpu, pending_vec);
kvm_x86_ops->set_irq(vcpu, pending_vec);
printk("Set back pending irq %d\n", pending_vec);
}
}
@ -2411,7 +2411,7 @@ static int kvm_vcpu_ioctl_debug_guest(struct kvm_vcpu *vcpu,
vcpu_load(vcpu);
r = kvm_arch_ops->set_guest_debug(vcpu, dbg);
r = kvm_x86_ops->set_guest_debug(vcpu, dbg);
vcpu_put(vcpu);
@ -2493,7 +2493,7 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, int n)
if (!valid_vcpu(n))
return -EINVAL;
vcpu = kvm_arch_ops->vcpu_create(kvm, n);
vcpu = kvm_x86_ops->vcpu_create(kvm, n);
if (IS_ERR(vcpu))
return PTR_ERR(vcpu);
@ -2534,7 +2534,7 @@ mmu_unload:
vcpu_put(vcpu);
free_vcpu:
kvm_arch_ops->vcpu_free(vcpu);
kvm_x86_ops->vcpu_free(vcpu);
return r;
}
@ -3163,7 +3163,7 @@ static void decache_vcpus_on_cpu(int cpu)
*/
if (mutex_trylock(&vcpu->mutex)) {
if (vcpu->cpu == cpu) {
kvm_arch_ops->vcpu_decache(vcpu);
kvm_x86_ops->vcpu_decache(vcpu);
vcpu->cpu = -1;
}
mutex_unlock(&vcpu->mutex);
@ -3179,7 +3179,7 @@ static void hardware_enable(void *junk)
if (cpu_isset(cpu, cpus_hardware_enabled))
return;
cpu_set(cpu, cpus_hardware_enabled);
kvm_arch_ops->hardware_enable(NULL);
kvm_x86_ops->hardware_enable(NULL);
}
static void hardware_disable(void *junk)
@ -3190,7 +3190,7 @@ static void hardware_disable(void *junk)
return;
cpu_clear(cpu, cpus_hardware_enabled);
decache_vcpus_on_cpu(cpu);
kvm_arch_ops->hardware_disable(NULL);
kvm_x86_ops->hardware_disable(NULL);
}
static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val,
@ -3358,7 +3358,7 @@ static void kvm_sched_in(struct preempt_notifier *pn, int cpu)
{
struct kvm_vcpu *vcpu = preempt_notifier_to_vcpu(pn);
kvm_arch_ops->vcpu_load(vcpu, cpu);
kvm_x86_ops->vcpu_load(vcpu, cpu);
}
static void kvm_sched_out(struct preempt_notifier *pn,
@ -3366,16 +3366,16 @@ static void kvm_sched_out(struct preempt_notifier *pn,
{
struct kvm_vcpu *vcpu = preempt_notifier_to_vcpu(pn);
kvm_arch_ops->vcpu_put(vcpu);
kvm_x86_ops->vcpu_put(vcpu);
}
int kvm_init_arch(struct kvm_arch_ops *ops, unsigned int vcpu_size,
int kvm_init_x86(struct kvm_x86_ops *ops, unsigned int vcpu_size,
struct module *module)
{
int r;
int cpu;
if (kvm_arch_ops) {
if (kvm_x86_ops) {
printk(KERN_ERR "kvm: already loaded the other module\n");
return -EEXIST;
}
@ -3389,15 +3389,15 @@ int kvm_init_arch(struct kvm_arch_ops *ops, unsigned int vcpu_size,
return -EOPNOTSUPP;
}
kvm_arch_ops = ops;
kvm_x86_ops = ops;
r = kvm_arch_ops->hardware_setup();
r = kvm_x86_ops->hardware_setup();
if (r < 0)
goto out;
for_each_online_cpu(cpu) {
smp_call_function_single(cpu,
kvm_arch_ops->check_processor_compatibility,
kvm_x86_ops->check_processor_compatibility,
&r, 0, 1);
if (r < 0)
goto out_free_0;
@ -3450,13 +3450,13 @@ out_free_2:
out_free_1:
on_each_cpu(hardware_disable, NULL, 0, 1);
out_free_0:
kvm_arch_ops->hardware_unsetup();
kvm_x86_ops->hardware_unsetup();
out:
kvm_arch_ops = NULL;
kvm_x86_ops = NULL;
return r;
}
void kvm_exit_arch(void)
void kvm_exit_x86(void)
{
misc_deregister(&kvm_dev);
kmem_cache_destroy(kvm_vcpu_cache);
@ -3465,8 +3465,8 @@ void kvm_exit_arch(void)
unregister_reboot_notifier(&kvm_reboot_notifier);
unregister_cpu_notifier(&kvm_cpu_notifier);
on_each_cpu(hardware_disable, NULL, 0, 1);
kvm_arch_ops->hardware_unsetup();
kvm_arch_ops = NULL;
kvm_x86_ops->hardware_unsetup();
kvm_x86_ops = NULL;
}
static __init int kvm_init(void)
@ -3509,5 +3509,5 @@ static __exit void kvm_exit(void)
module_init(kvm_init)
module_exit(kvm_exit)
EXPORT_SYMBOL_GPL(kvm_init_arch);
EXPORT_SYMBOL_GPL(kvm_exit_arch);
EXPORT_SYMBOL_GPL(kvm_init_x86);
EXPORT_SYMBOL_GPL(kvm_exit_x86);

6
drivers/kvm/mmu.c
View File

@ -966,7 +966,7 @@ static int nonpaging_init_context(struct kvm_vcpu *vcpu)
static void kvm_mmu_flush_tlb(struct kvm_vcpu *vcpu)
{
++vcpu->stat.tlb_flush;
kvm_arch_ops->tlb_flush(vcpu);
kvm_x86_ops->tlb_flush(vcpu);
}
static void paging_new_cr3(struct kvm_vcpu *vcpu)
@ -979,7 +979,7 @@ static void inject_page_fault(struct kvm_vcpu *vcpu,
u64 addr,
u32 err_code)
{
kvm_arch_ops->inject_page_fault(vcpu, addr, err_code);
kvm_x86_ops->inject_page_fault(vcpu, addr, err_code);
}
static void paging_free(struct kvm_vcpu *vcpu)
@ -1073,7 +1073,7 @@ int kvm_mmu_load(struct kvm_vcpu *vcpu)
if (r)
goto out;
mmu_alloc_roots(vcpu);
kvm_arch_ops->set_cr3(vcpu, vcpu->mmu.root_hpa);
kvm_x86_ops->set_cr3(vcpu, vcpu->mmu.root_hpa);
kvm_mmu_flush_tlb(vcpu);
out:
mutex_unlock(&vcpu->kvm->lock);

2
drivers/kvm/paging_tmpl.h
View File

@ -274,7 +274,7 @@ static void FNAME(set_pte_common)(struct kvm_vcpu *vcpu,
access_bits &= ~PT_WRITABLE_MASK;
if (is_writeble_pte(spte)) {
spte &= ~PT_WRITABLE_MASK;
kvm_arch_ops->tlb_flush(vcpu);
kvm_x86_ops->tlb_flush(vcpu);
}
if (write_fault)
*ptwrite = 1;

6
drivers/kvm/svm.c
View File

@ -1741,7 +1741,7 @@ static void svm_check_processor_compat(void *rtn)
*(int *)rtn = 0;
}
static struct kvm_arch_ops svm_arch_ops = {
static struct kvm_x86_ops svm_x86_ops = {
.cpu_has_kvm_support = has_svm,
.disabled_by_bios = is_disabled,
.hardware_setup = svm_hardware_setup,
@ -1794,13 +1794,13 @@ static struct kvm_arch_ops svm_arch_ops = {
static int __init svm_init(void)
{
return kvm_init_arch(&svm_arch_ops, sizeof(struct vcpu_svm),
return kvm_init_x86(&svm_x86_ops, sizeof(struct vcpu_svm),
THIS_MODULE);
}
static void __exit svm_exit(void)
{
kvm_exit_arch();
kvm_exit_x86();
}
module_init(svm_init)

6
drivers/kvm/vmx.c
View File

@ -2548,7 +2548,7 @@ static void __init vmx_check_processor_compat(void *rtn)
}
}
static struct kvm_arch_ops vmx_arch_ops = {
static struct kvm_x86_ops vmx_x86_ops = {
.cpu_has_kvm_support = cpu_has_kvm_support,
.disabled_by_bios = vmx_disabled_by_bios,
.hardware_setup = hardware_setup,
@ -2627,7 +2627,7 @@ static int __init vmx_init(void)
memset(iova, 0xff, PAGE_SIZE);
kunmap(vmx_io_bitmap_b);
r = kvm_init_arch(&vmx_arch_ops, sizeof(struct vcpu_vmx), THIS_MODULE);
r = kvm_init_x86(&vmx_x86_ops, sizeof(struct vcpu_vmx), THIS_MODULE);
if (r)
goto out1;
@ -2645,7 +2645,7 @@ static void __exit vmx_exit(void)
__free_page(vmx_io_bitmap_b);
__free_page(vmx_io_bitmap_a);
kvm_exit_arch();
kvm_exit_x86();
}
module_init(vmx_init)

4
drivers/kvm/x86_emulate.c
View File

@ -1432,7 +1432,7 @@ twobyte_special_insn:
| ((u64)_regs[VCPU_REGS_RDX] << 32);
rc = kvm_set_msr(ctxt->vcpu, _regs[VCPU_REGS_RCX], msr_data);
if (rc) {
kvm_arch_ops->inject_gp(ctxt->vcpu, 0);
kvm_x86_ops->inject_gp(ctxt->vcpu, 0);
_eip = ctxt->vcpu->rip;
}
rc = X86EMUL_CONTINUE;
@ -1441,7 +1441,7 @@ twobyte_special_insn:
/* rdmsr */
rc = kvm_get_msr(ctxt->vcpu, _regs[VCPU_REGS_RCX], &msr_data);
if (rc) {
kvm_arch_ops->inject_gp(ctxt->vcpu, 0);
kvm_x86_ops->inject_gp(ctxt->vcpu, 0);
_eip = ctxt->vcpu->rip;
} else {
_regs[VCPU_REGS_RAX] = (u32)msr_data;