Marcelo Tosatti wrote:
Required by EPT misconfiguration handler.
Signed-off-by: Marcelo Tosatti <[email protected]>
Index: kvm/arch/x86/kvm/mmu.c
===================================================================
--- kvm.orig/arch/x86/kvm/mmu.c
+++ kvm/arch/x86/kvm/mmu.c
@@ -3013,6 +3013,26 @@ out:
return r;
}
+void kvm_mmu_shadow_walk(struct kvm_vcpu *vcpu, u64 addr,
+ struct mmu_shadow_walk *walk)
+{
+ struct kvm_shadow_walk_iterator iterator;
+
+ spin_lock(&vcpu->kvm->mmu_lock);
+ for_each_shadow_entry(vcpu, addr, iterator) {
+ int err;
+
+ err = walk->fn(vcpu, iterator.sptep, iterator.level, walk);
+ if (err)
+ break;
+
+ if (!is_shadow_present_pte(*iterator.sptep))
+ break;
+ }
+ spin_unlock(&vcpu->kvm->mmu_lock);
+}
+EXPORT_SYMBOL(kvm_mmu_shadow_walk);
+
Isn't it simpler to invoke for_each_shadow_entry(), instead of defining
a callback and calling it?
We had those callbacks once, then switched to for_each.
--
error compiling committee.c: too many arguments to function
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