Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
Index: linux-2.6/drivers/kvm/kvm.h
===================================================================
--- linux-2.6.orig/drivers/kvm/kvm.h
+++ linux-2.6/drivers/kvm/kvm.h
@@ -279,6 +279,8 @@ struct kvm_arch_ops {
void (*set_gdt)(struct kvm_vcpu *vcpu, struct descriptor_table *dt);
void (*cache_regs)(struct kvm_vcpu *vcpu);
void (*decache_regs)(struct kvm_vcpu *vcpu);
+ unsigned long (*get_rflags)(struct kvm_vcpu *vcpu);
+ void (*set_rflags)(struct kvm_vcpu *vcpu, unsigned long rflags);
void (*flush_tlb)(struct kvm_vcpu *vcpu);
void (*inject_page_fault)(struct kvm_vcpu *vcpu,
Index: linux-2.6/drivers/kvm/kvm_main.c
===================================================================
--- linux-2.6.orig/drivers/kvm/kvm_main.c
+++ linux-2.6/drivers/kvm/kvm_main.c
@@ -1141,7 +1141,7 @@ int emulate_instruction(struct kvm_vcpu
cs_ar = vmcs_read32(GUEST_CS_AR_BYTES);
emulate_ctxt.vcpu = vcpu;
- emulate_ctxt.eflags = vmcs_readl(GUEST_RFLAGS);
+ emulate_ctxt.eflags = kvm_arch_ops->get_rflags(vcpu);
emulate_ctxt.cr2 = cr2;
emulate_ctxt.mode = (emulate_ctxt.eflags & X86_EFLAGS_VM)
? X86EMUL_MODE_REAL : (cs_ar & AR_L_MASK)
@@ -1182,7 +1182,7 @@ int emulate_instruction(struct kvm_vcpu
}
kvm_arch_ops->decache_regs(vcpu);
- vmcs_writel(GUEST_RFLAGS, emulate_ctxt.eflags);
+ kvm_arch_ops->set_rflags(vcpu, emulate_ctxt.eflags);
if (vcpu->mmio_is_write)
return EMULATE_DO_MMIO;
@@ -1214,7 +1214,7 @@ void realmode_lmsw(struct kvm_vcpu *vcpu
unsigned long *rflags)
{
lmsw(vcpu, msw);
- *rflags = vmcs_readl(GUEST_RFLAGS);
+ *rflags = kvm_arch_ops->get_rflags(vcpu);
}
unsigned long realmode_get_cr(struct kvm_vcpu *vcpu, int cr)
@@ -1240,7 +1240,7 @@ void realmode_set_cr(struct kvm_vcpu *vc
switch (cr) {
case 0:
set_cr0(vcpu, mk_cr_64(vcpu->cr0, val));
- *rflags = vmcs_readl(GUEST_RFLAGS);
+ *rflags = kvm_arch_ops->get_rflags(vcpu);
break;
case 2:
vcpu->cr2 = val;
@@ -1401,7 +1401,7 @@ static int kvm_dev_ioctl_get_regs(struct
#endif
regs->rip = vcpu->rip;
- regs->rflags = vmcs_readl(GUEST_RFLAGS);
+ regs->rflags = kvm_arch_ops->get_rflags(vcpu);
/*
* Don't leak debug flags in case they were set for guest debugging
@@ -1445,7 +1445,7 @@ static int kvm_dev_ioctl_set_regs(struct
#endif
vcpu->rip = regs->rip;
- vmcs_writel(GUEST_RFLAGS, regs->rflags);
+ kvm_arch_ops->set_rflags(vcpu, regs->rflags);
kvm_arch_ops->decache_regs(vcpu);
Index: linux-2.6/drivers/kvm/vmx.c
===================================================================
--- linux-2.6.orig/drivers/kvm/vmx.c
+++ linux-2.6/drivers/kvm/vmx.c
@@ -59,6 +59,16 @@ static const u32 vmx_msr_index[] = {
struct vmx_msr_entry *find_msr_entry(struct kvm_vcpu *vcpu, u32 msr);
+static unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu)
+{
+ return vmcs_readl(GUEST_RFLAGS);
+}
+
+static void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
+{
+ vmcs_writel(GUEST_RFLAGS, rflags);
+}
+
static void skip_emulated_instruction(struct kvm_vcpu *vcpu)
{
unsigned long rip;
@@ -1713,6 +1723,8 @@ static struct kvm_arch_ops vmx_arch_ops
.set_gdt = vmx_set_gdt,
.cache_regs = vcpu_load_rsp_rip,
.decache_regs = vcpu_put_rsp_rip,
+ .get_rflags = vmx_get_rflags,
+ .set_rflags = vmx_set_rflags,
.flush_tlb = vmx_flush_tlb,
.inject_page_fault = vmx_inject_page_fault,
-
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