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KVM: x86: Propagate fpu_alloc errors

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Memory allocation may fail. Propagate such errors.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Jan Kiszka
2010-05-25 16:01:50 +02:00
committed by Avi Kivity
parent 6dc696d4dd
commit 10ab25cd6b
4 changed files with 19 additions and 5 deletions
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arch/x86/kvm/svm.c
+6 -1
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@@ -904,13 +904,18 @@ static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id)
svm->asid_generation = 0;
init_vmcb(svm);
fx_init(&svm->vcpu);
err = fx_init(&svm->vcpu);
if (err)
goto free_page4;
svm->vcpu.arch.apic_base = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
if (kvm_vcpu_is_bsp(&svm->vcpu))
svm->vcpu.arch.apic_base |= MSR_IA32_APICBASE_BSP;
return &svm->vcpu;
free_page4:
__free_page(hsave_page);
free_page3:
__free_pages(nested_msrpm_pages, MSRPM_ALLOC_ORDER);
free_page2: