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authorAvi Kivity <avi@redhat.com>2009-12-20 14:54:04 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2010-03-01 12:35:41 -0300
commit4c07b0a4b6df45fd8c6d07d838b4faf65eed2ba4 (patch)
tree81480994994292d8f7e5c1128becd1052651f6d1 /virt
parent3f0852e0aca9de2d2f8bc756630a82352cbfde68 (diff)
KVM: Remove ifdefs from mmu notifier initialization
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 92f5c98b6c4..c10d117c431 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -341,6 +341,20 @@ static const struct mmu_notifier_ops kvm_mmu_notifier_ops = {
.change_pte = kvm_mmu_notifier_change_pte,
.release = kvm_mmu_notifier_release,
};
+
+static int kvm_init_mmu_notifier(struct kvm *kvm)
+{
+ kvm->mmu_notifier.ops = &kvm_mmu_notifier_ops;
+ return mmu_notifier_register(&kvm->mmu_notifier, current->mm);
+}
+
+#else /* !(CONFIG_MMU_NOTIFIER && KVM_ARCH_WANT_MMU_NOTIFIER) */
+
+static int kvm_init_mmu_notifier(struct kvm *kvm)
+{
+ return 0;
+}
+
#endif /* CONFIG_MMU_NOTIFIER && KVM_ARCH_WANT_MMU_NOTIFIER */
static struct kvm *kvm_create_vm(void)
@@ -373,11 +387,7 @@ static struct kvm *kvm_create_vm(void)
(struct kvm_coalesced_mmio_ring *)page_address(page);
#endif
-#if defined(CONFIG_MMU_NOTIFIER) && defined(KVM_ARCH_WANT_MMU_NOTIFIER)
- kvm->mmu_notifier.ops = &kvm_mmu_notifier_ops;
- r = mmu_notifier_register(&kvm->mmu_notifier, current->mm);
-#endif
-
+ r = kvm_init_mmu_notifier(kvm);
if (r) {
#ifdef KVM_COALESCED_MMIO_PAGE_OFFSET
put_page(page);