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KVM: Trivial: Use standard CR0 flags macros from asm/cpu-features.h

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The kernel now has asm/cpu-features.h: use those macros instead of
inventing our own.

Also spell out definition of CR0_RESEVED_BITS (no code change) and fix typo.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Rusty Russell
2007-07-17 23:19:08 +10:00
committed by Avi Kivity
parent 9a2b85c620
commit 707d92fa72
5 changed files with 36 additions and 42 deletions
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22
drivers/kvm/vmx.c
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@@ -436,9 +436,9 @@ static void vmx_fpu_activate(struct kvm_vcpu *vcpu)
if (vcpu->fpu_active)
return;
vcpu->fpu_active = 1;
vmcs_clear_bits(GUEST_CR0, CR0_TS_MASK);
if (vcpu->cr0 & CR0_TS_MASK)
vmcs_set_bits(GUEST_CR0, CR0_TS_MASK);
vmcs_clear_bits(GUEST_CR0, X86_CR0_TS);
if (vcpu->cr0 & X86_CR0_TS)
vmcs_set_bits(GUEST_CR0, X86_CR0_TS);
update_exception_bitmap(vcpu);
}
@@ -447,7 +447,7 @@ static void vmx_fpu_deactivate(struct kvm_vcpu *vcpu)
if (!vcpu->fpu_active)
return;
vcpu->fpu_active = 0;
vmcs_set_bits(GUEST_CR0, CR0_TS_MASK);
vmcs_set_bits(GUEST_CR0, X86_CR0_TS);
update_exception_bitmap(vcpu);
}
@@ -1002,17 +1002,17 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
{
vmx_fpu_deactivate(vcpu);
if (vcpu->rmode.active && (cr0 & CR0_PE_MASK))
if (vcpu->rmode.active && (cr0 & X86_CR0_PE))
enter_pmode(vcpu);
if (!vcpu->rmode.active && !(cr0 & CR0_PE_MASK))
if (!vcpu->rmode.active && !(cr0 & X86_CR0_PE))
enter_rmode(vcpu);
#ifdef CONFIG_X86_64
if (vcpu->shadow_efer & EFER_LME) {
if (!is_paging(vcpu) && (cr0 & CR0_PG_MASK))
if (!is_paging(vcpu) && (cr0 & X86_CR0_PG))
enter_lmode(vcpu);
if (is_paging(vcpu) && !(cr0 & CR0_PG_MASK))
if (is_paging(vcpu) && !(cr0 & X86_CR0_PG))
exit_lmode(vcpu);
}
#endif
@@ -1022,14 +1022,14 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
(cr0 & ~KVM_GUEST_CR0_MASK) | KVM_VM_CR0_ALWAYS_ON);
vcpu->cr0 = cr0;
if (!(cr0 & CR0_TS_MASK) || !(cr0 & CR0_PE_MASK))
if (!(cr0 & X86_CR0_TS) || !(cr0 & X86_CR0_PE))
vmx_fpu_activate(vcpu);
}
static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
vmcs_writel(GUEST_CR3, cr3);
if (vcpu->cr0 & CR0_PE_MASK)
if (vcpu->cr0 & X86_CR0_PE)
vmx_fpu_deactivate(vcpu);
}
@@ -1778,7 +1778,7 @@ 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 &= ~CR0_TS_MASK;
vcpu->cr0 &= ~X86_CR0_TS;
vmcs_writel(CR0_READ_SHADOW, vcpu->cr0);
vmx_fpu_activate(vcpu);
skip_emulated_instruction(vcpu);