mtosatti@xxxxxxxxxx wrote:
Disallow the deletion of memory slots (and aliases, for x86 case), if a
vcpu contains a cr3 that points to such slot/alias.
That allows the guest to induce failures in the host. Better to
triple-fault the guest instead.
+int kvm_arch_can_free_memslot(struct kvm *kvm, struct kvm_memory_slot *slot)
+{
+ return 1;
+}
+
In general, instead of stubs in every arch, have x86 say
KVM_HAVE_ARCH_CAN_FREE_MEMSLOT and define the stub in generic code when
that define is not present.
--
error compiling committee.c: too many arguments to function
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