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hv: vmtrr: hide mtrr if hide_mtrr is true

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Now we only configure "hide MTRR" explicitly to false for SOS. For other VMs,
we don't configure it which means hide_mtrr is false by default.
And remove global config MTRR_ENABLED

Tracked-On: #1842
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
This commit is contained in:
Li, Fei1
2019-03-15 23:23:36 +08:00
committed by wenlingz
parent 906c79eb40
commit c018b853e9
9 changed files with 30 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
hypervisor/arch/x86/guest/vmsr.c
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@@ -407,11 +407,11 @@ int32_t rdmsr_vmexit_handler(struct acrn_vcpu *vcpu)
case MSR_IA32_MTRR_FIX4K_F0000:
case MSR_IA32_MTRR_FIX4K_F8000:
{
#ifdef CONFIG_MTRR_ENABLED
v = read_vmtrr(vcpu, msr);
#else
err = -EACCES;
#endif
if (!vm_hide_mtrr(vcpu->vm)) {
v = read_vmtrr(vcpu, msr);
} else {
err = -EACCES;
}
break;
}
case MSR_IA32_BIOS_SIGN_ID:
@@ -549,11 +549,11 @@ int32_t wrmsr_vmexit_handler(struct acrn_vcpu *vcpu)
case MSR_IA32_MTRR_FIX4K_F0000:
case MSR_IA32_MTRR_FIX4K_F8000:
{
#ifdef CONFIG_MTRR_ENABLED
write_vmtrr(vcpu, msr, v);
#else
err = -EACCES;
#endif
if (!vm_hide_mtrr(vcpu->vm)) {
write_vmtrr(vcpu, msr, v);
} else {
err = -EACCES;
}
break;
}
case MSR_IA32_BIOS_SIGN_ID: