From 0658fbaad809b57b8f0d4ab2c0a78bc6abde1b3e Mon Sep 17 00:00:00 2001 From: Arthur Chunqi Li Date: Thu, 4 Jul 2013 15:03:32 +0800 Subject: [PATCH] KVM: nVMX: Change location of 3 functions in vmx.c Move nested_vmx_succeed/nested_vmx_failInvalid/nested_vmx_failValid ahead of handle_vmon to eliminate double declaration in the same file Signed-off-by: Arthur Chunqi Li Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 83 ++++++++++++++++++++++------------------------ 1 file changed, 40 insertions(+), 43 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 064d0be67ecc..264147129d20 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -5567,8 +5567,47 @@ static void nested_free_all_saved_vmcss(struct vcpu_vmx *vmx) free_loaded_vmcs(&vmx->vmcs01); } +/* + * The following 3 functions, nested_vmx_succeed()/failValid()/failInvalid(), + * set the success or error code of an emulated VMX instruction, as specified + * by Vol 2B, VMX Instruction Reference, "Conventions". + */ +static void nested_vmx_succeed(struct kvm_vcpu *vcpu) +{ + vmx_set_rflags(vcpu, vmx_get_rflags(vcpu) + & ~(X86_EFLAGS_CF | X86_EFLAGS_PF | X86_EFLAGS_AF | + X86_EFLAGS_ZF | X86_EFLAGS_SF | X86_EFLAGS_OF)); +} + +static void nested_vmx_failInvalid(struct kvm_vcpu *vcpu) +{ + vmx_set_rflags(vcpu, (vmx_get_rflags(vcpu) + & ~(X86_EFLAGS_PF | X86_EFLAGS_AF | X86_EFLAGS_ZF | + X86_EFLAGS_SF | X86_EFLAGS_OF)) + | X86_EFLAGS_CF); +} + static void nested_vmx_failValid(struct kvm_vcpu *vcpu, - u32 vm_instruction_error); + u32 vm_instruction_error) +{ + if (to_vmx(vcpu)->nested.current_vmptr == -1ull) { + /* + * failValid writes the error number to the current VMCS, which + * can't be done there isn't a current VMCS. + */ + nested_vmx_failInvalid(vcpu); + return; + } + vmx_set_rflags(vcpu, (vmx_get_rflags(vcpu) + & ~(X86_EFLAGS_CF | X86_EFLAGS_PF | X86_EFLAGS_AF | + X86_EFLAGS_SF | X86_EFLAGS_OF)) + | X86_EFLAGS_ZF); + get_vmcs12(vcpu)->vm_instruction_error = vm_instruction_error; + /* + * We don't need to force a shadow sync because + * VM_INSTRUCTION_ERROR is not shadowed + */ +} /* * Emulate the VMXON instruction. @@ -5768,48 +5807,6 @@ static int get_vmx_mem_address(struct kvm_vcpu *vcpu, return 0; } -/* - * The following 3 functions, nested_vmx_succeed()/failValid()/failInvalid(), - * set the success or error code of an emulated VMX instruction, as specified - * by Vol 2B, VMX Instruction Reference, "Conventions". - */ -static void nested_vmx_succeed(struct kvm_vcpu *vcpu) -{ - vmx_set_rflags(vcpu, vmx_get_rflags(vcpu) - & ~(X86_EFLAGS_CF | X86_EFLAGS_PF | X86_EFLAGS_AF | - X86_EFLAGS_ZF | X86_EFLAGS_SF | X86_EFLAGS_OF)); -} - -static void nested_vmx_failInvalid(struct kvm_vcpu *vcpu) -{ - vmx_set_rflags(vcpu, (vmx_get_rflags(vcpu) - & ~(X86_EFLAGS_PF | X86_EFLAGS_AF | X86_EFLAGS_ZF | - X86_EFLAGS_SF | X86_EFLAGS_OF)) - | X86_EFLAGS_CF); -} - -static void nested_vmx_failValid(struct kvm_vcpu *vcpu, - u32 vm_instruction_error) -{ - if (to_vmx(vcpu)->nested.current_vmptr == -1ull) { - /* - * failValid writes the error number to the current VMCS, which - * can't be done there isn't a current VMCS. - */ - nested_vmx_failInvalid(vcpu); - return; - } - vmx_set_rflags(vcpu, (vmx_get_rflags(vcpu) - & ~(X86_EFLAGS_CF | X86_EFLAGS_PF | X86_EFLAGS_AF | - X86_EFLAGS_SF | X86_EFLAGS_OF)) - | X86_EFLAGS_ZF); - get_vmcs12(vcpu)->vm_instruction_error = vm_instruction_error; - /* - * We don't need to force a shadow sync because - * VM_INSTRUCTION_ERROR is not shadowed - */ -} - /* Emulate the VMCLEAR instruction */ static int handle_vmclear(struct kvm_vcpu *vcpu) { -- 2.20.1