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KVM: VMX: Remove vmx->msr_offset_efer

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This variable is used to communicate between a caller and a callee; switch
to a function argument instead.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2009-10-29 11:00:16 +02:00
parent 5f5c35aad5
commit 92c0d90015
1 changed files with 3 additions and 7 deletions
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10
arch/x86/kvm/vmx.c
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@ -101,7 +101,6 @@ struct vcpu_vmx {
struct shared_msr_entry *guest_msrs;
int nmsrs;
int save_nmsrs;
int msr_offset_efer;
#ifdef CONFIG_X86_64
u64 msr_host_kernel_gs_base;
u64 msr_guest_kernel_gs_base;
@ -584,14 +583,11 @@ static void reload_tss(void)
load_TR_desc();
}
static bool update_transition_efer(struct vcpu_vmx *vmx)
static bool update_transition_efer(struct vcpu_vmx *vmx, int efer_offset)
{
int efer_offset = vmx->msr_offset_efer;
u64 guest_efer;
u64 ignore_bits;
if (efer_offset < 0)
return false;
guest_efer = vmx->vcpu.arch.shadow_efer;
/*
@ -926,8 +922,8 @@ static void setup_msrs(struct vcpu_vmx *vmx)
move_msr_up(vmx, index, save_nmsrs++);
}
#endif
vmx->msr_offset_efer = index = __find_msr_index(vmx, MSR_EFER);
if (index >= 0 && update_transition_efer(vmx))
index = __find_msr_index(vmx, MSR_EFER);
if (index >= 0 && update_transition_efer(vmx, index))
move_msr_up(vmx, index, save_nmsrs++);
vmx->save_nmsrs = save_nmsrs;